/* ============================================================
   FluidSoft — style.css
   Sistema di design derivato dalla brochure aziendale.
   ============================================================ */

/* ---------- Token ---------- */
:root {
    --green:      #92C745;
    --green-600:  #7DB531;
    --green-700:  #6BA022;
    --green-tint: #EFF6E3;
    --navy:       #152D37;
    --navy-800:   #0F2229;
    --orange:     #F7A827;
    --ink:        #14181A;
    --paper:      #FFFFFF;
    --muted:      #5B6770;
    --line:       #E4E8EA;
    --line-dark:  rgba(255,255,255,.22);

    --maxw: 1180px;
    --gap: clamp(1.25rem, 4vw, 3rem);

    --ff-display: "Poppins", system-ui, sans-serif;
    --ff-body: "Inter", system-ui, sans-serif;

    --radius: 14px;
    --shadow: 0 18px 50px -24px rgba(21,45,55,.35);
    --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--ff-body);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.6;
    font-size: clamp(1rem, .96rem + .2vw, 1.075rem);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
h1,h2,h3,h4 { font-family: var(--ff-display); line-height: 1.04; font-weight: 700; letter-spacing: -.01em; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
    position: absolute; left: 1rem; top: -3rem; z-index: 200;
    background: var(--navy); color: #fff; padding: .6rem 1rem; border-radius: 8px;
    transition: top .2s;
}
.skip-link:focus { top: 1rem; }

:focus-visible { outline: 3px solid var(--green-600); outline-offset: 3px; border-radius: 4px; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gap); }
.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section--tight { padding-block: clamp(2.5rem, 6vw, 4.5rem); }

.eyebrow {
    font-family: var(--ff-display);
    font-weight: 600; font-size: .82rem; letter-spacing: .18em;
    text-transform: uppercase; color: var(--green-700);
    display: inline-flex; align-items: center; gap: .6rem;
}
.eyebrow::before {
    content: ""; width: 10px; height: 10px; border-radius: 50%;
    border: 2px solid var(--green); flex: none;
}

.lead { font-size: clamp(1.1rem, 1rem + .5vw, 1.4rem); color: var(--muted); max-width: 60ch; }

.accent { color: var(--green-700); }
.accent-on-dark { color: var(--green); }

/* ---------- Buttons ---------- */
.btn {
    --btn-bg: var(--navy); --btn-fg: #fff;
    display: inline-flex; align-items: center; gap: .6rem;
    font-family: var(--ff-display); font-weight: 600; font-size: .98rem;
    background: var(--btn-bg); color: var(--btn-fg);
    padding: .85rem 1.5rem; border-radius: 999px; border: 2px solid var(--btn-bg);
    cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -14px rgba(21,45,55,.6); }
.btn::after { content: "→"; transition: transform .25s var(--ease); }
.btn:hover::after { transform: translateX(4px); }
.btn-sm { padding: .55rem 1.1rem; font-size: .9rem; }
.btn-green { --btn-bg: var(--green); --btn-fg: var(--navy-800); }
.btn-green:hover { background: var(--green-600); border-color: var(--green-600); }
.btn-ghost {
    --btn-bg: transparent; --btn-fg: var(--navy); border-color: var(--navy);
}
.btn-ghost:hover { background: var(--navy); color: #fff; }
.btn-ghost-light {
    background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.6);
    display: inline-flex; align-items: center; gap: .5rem;
    font-family: var(--ff-display); font-weight: 600; padding: .8rem 1.4rem; border-radius: 999px;
    transition: background .25s, color .25s;
}
.btn-ghost-light::after { content: "→"; }
.btn-ghost-light:hover { background: #fff; color: var(--navy); }

/* ============================================================
   Header / Nav
   ============================================================ */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.86);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--line);
    transition: box-shadow .3s;
}
.site-header.is-scrolled { box-shadow: 0 8px 30px -20px rgba(21,45,55,.45); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 74px; gap: 1rem; }
.brand-logo { height: 30px; width: auto; }
.brand { display: inline-flex; }

.primary-nav ul { display: flex; align-items: center; gap: clamp(.5rem, 2vw, 1.8rem); }
.primary-nav a:not(.btn) {
    font-family: var(--ff-display); font-weight: 500; font-size: .98rem;
    color: var(--navy); padding: .4rem 0; position: relative;
}
.primary-nav a:not(.btn)::after {
    content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
    background: var(--green); transition: width .25s var(--ease);
}
.primary-nav a:not(.btn):hover::after,
.primary-nav a.is-active::after { width: 100%; }
.primary-nav a.is-active { color: var(--green-700); }

.nav-toggle {
    display: none; flex-direction: column; gap: 5px; background: none; border: 0;
    padding: 10px; cursor: pointer;
}
.nav-toggle-bar { width: 26px; height: 2.5px; background: var(--navy); border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
    display: grid; grid-template-columns: 1.05fr 1fr; align-items: stretch;
    min-height: clamp(540px, 78vh, 760px);
    background: var(--ink);
}
.hero-media { position: relative; overflow: hidden; background: #2a3d10; }
.hero-media img {
    width: 100%; height: 100%; object-fit: cover; object-position: center;
}
.hero-media::after { /* deepen the green a touch toward the seam */
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(100deg, rgba(146,199,69,0) 55%, rgba(20,24,26,.65) 100%);
}
.hero-panel {
    position: relative; background: var(--ink); color: #fff;
    display: flex; flex-direction: column; justify-content: center;
    padding: clamp(2rem, 5vw, 4.5rem); overflow: hidden;
}
.hero-quote {
    font-family: var(--ff-display); font-weight: 800;
    font-size: clamp(2rem, 1.2rem + 3.4vw, 3.6rem); line-height: 1.02;
    letter-spacing: -.02em; max-width: 14ch;
}
.hero-quote .accent-on-dark { color: var(--green); }
.hero-cite { margin-top: 1.4rem; font-family: var(--ff-display); font-weight: 600; letter-spacing: .12em; font-size: .85rem; color: rgba(255,255,255,.7); }
.hero-intro { margin-top: 2.2rem; max-width: 42ch; color: rgba(255,255,255,.82); }
.hero-actions { margin-top: 1.8rem; display: flex; gap: .9rem; flex-wrap: wrap; }

/* decorative circuit traces drawn over the hero panel */
.hero-traces { position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: .55; }
.hero-panel > *:not(.hero-traces) { position: relative; z-index: 1; }
.trace-path {
    fill: none; stroke: var(--green); stroke-width: 1.5;
    stroke-dasharray: var(--len, 600); stroke-dashoffset: var(--len, 600);
}
.trace-dot { fill: none; stroke: var(--green); stroke-width: 1.5; opacity: 0; }
.is-ready .trace-path { animation: draw 1.6s var(--ease) forwards; }
.is-ready .trace-dot { animation: pop .5s var(--ease) forwards; animation-delay: 1.4s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pop  { to { opacity: 1; } }

/* ============================================================
   Circuit "node" lists — il segno distintivo della brochure
   ============================================================ */
.node-list { display: grid; gap: 1rem; }
.node-list li {
    position: relative; padding-left: 1.9rem; color: var(--muted);
}
.node-list li::before {
    content: ""; position: absolute; left: 0; top: .5em;
    width: 11px; height: 11px; border-radius: 50%;
    border: 2px solid var(--green); background: transparent;
}
.node-list.on-dark li { color: rgba(255,255,255,.82); }
.node-list strong { color: var(--ink); font-weight: 600; }
.node-list.on-dark strong { color: #fff; }

/* connected vertical timeline (process / valori) */
.timeline { display: grid; gap: 0; }
.timeline-step {
    position: relative; padding: 0 0 2.4rem 3.4rem;
}
.timeline-step::before { /* line */
    content: ""; position: absolute; left: 22px; top: 6px; bottom: -6px; width: 2px;
    background: linear-gradient(var(--green), rgba(146,199,69,.25));
}
.timeline-step:last-child::before { display: none; }
.timeline-step::after { /* node ring */
    content: ""; position: absolute; left: 14px; top: 4px;
    width: 18px; height: 18px; border-radius: 50%;
    background: #fff; border: 3px solid var(--green);
}
.timeline-num {
    font-family: var(--ff-display); font-weight: 800; font-size: clamp(2.4rem,2rem+2vw,3.4rem);
    line-height: .9; color: var(--navy); display: block; margin-bottom: .3rem;
}
.timeline-step h3 {
    font-size: 1.05rem; letter-spacing: .12em; text-transform: uppercase;
    color: var(--green-700); margin-bottom: .5rem;
}
.timeline-step p { color: var(--muted); max-width: 52ch; }

/* ============================================================
   Generic section headers
   ============================================================ */
.section-head { max-width: 56rem; margin-bottom: clamp(2rem,4vw,3.2rem); }
.section-head h2 {
    font-size: clamp(2.1rem, 1.4rem + 3vw, 3.6rem); margin: .7rem 0 0;
}
.section-head .lead { margin-top: 1rem; }
.h-accent { color: var(--green-700); }

/* ============================================================
   Color band sections
   ============================================================ */
.band { color: #fff; }
.band--green { background: var(--green); color: var(--navy-800); }
.band--green .eyebrow { color: var(--navy-800); }
.band--green .eyebrow::before { border-color: var(--navy-800); }
.band--navy  { background: var(--navy); color: #fff; }
.band--orange{ background: var(--orange); color: var(--navy-800); }
.band--ink   { background: var(--ink); color: #fff; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split--text-first { }
.display-xl {
    font-family: var(--ff-display); font-weight: 800;
    font-size: clamp(2.6rem, 1.6rem + 4.5vw, 5rem); line-height: .98; letter-spacing: -.02em;
}
.display-xl .ln { display: block; }

/* ============================================================
   Service cards (numbered)
   ============================================================ */
.cards { display: grid; gap: 1.5rem; grid-template-columns: repeat(4, 1fr); }
.card {
    position: relative; background: var(--paper); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 1.8rem 1.6rem 1.7rem;
    transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
    overflow: hidden;
}
.card::before { /* connector node at top */
    content: ""; position: absolute; top: 0; left: 1.9rem;
    width: 12px; height: 12px; border-radius: 50%; background: #fff;
    border: 2px solid var(--green); transform: translateY(-50%);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--green); }
.card-num {
    font-family: var(--ff-display); font-weight: 800; font-size: 3rem; line-height: 1;
    color: var(--green); display: block; margin-bottom: .8rem;
}
.card-icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; flex: 0 0 44px; color: var(--navy); margin-bottom: .9rem; }
.card-icon svg { width: 44px; height: 44px; display: block; }
.band--green .card .card-icon { color: var(--navy-800); }
.card h3 { font-size: 1.18rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: .6rem; line-height: 1.15; }
.card p { color: var(--muted); font-size: .96rem; }
.card .more { display: inline-block; margin-top: 1rem; font-family: var(--ff-display); font-weight: 600; color: var(--green-700); }

/* cards on color bands */
.band .card { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.16); color: #fff; }
.band--green .card { background: rgba(0,0,0,.06); border-color: rgba(0,0,0,.12); color: var(--navy-800); }
.band--green .card .card-num { color: #fff; }
.band--green .card h3 { color: var(--navy-800); }
.band--green .card p { color: rgba(15,34,41,.78); }
.band .card-num { color: #fff; }
.band .card h3 { color: #fff; }
.band .card p { color: rgba(255,255,255,.8); }
.band .card::before { background: var(--green); border-color: #fff; }
.band--green .card::before { background: var(--navy-800); border-color: var(--green); }

/* ============================================================
   Stats strip
   ============================================================ */
.stats { background: var(--ink); color: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 4vw, 3rem) clamp(2rem,5vw,4rem); }
.stat { position: relative; padding-left: 1.6rem; }
.stat::before {
    content: ""; position: absolute; left: 0; top: .55rem;
    width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--green);
}
.stat-num {
    font-family: var(--ff-display); font-weight: 800;
    font-size: clamp(2.4rem, 1.8rem + 2.6vw, 3.6rem); line-height: 1; color: var(--green);
}
.stat-num .unit { color: var(--green); }
.stat-label {
    display: block; margin-top: .4rem; font-family: var(--ff-display);
    font-weight: 500; letter-spacing: .08em; text-transform: uppercase;
    font-size: .82rem; color: rgba(255,255,255,.78); line-height: 1.3;
}

/* ============================================================
   Quote block
   ============================================================ */
.quote-block { background: var(--green); }
.quote-block .container { display: grid; gap: 1.4rem; }
.quote-text {
    font-family: var(--ff-display); font-weight: 700;
    font-size: clamp(1.5rem, 1.1rem + 2vw, 2.6rem); line-height: 1.12;
    color: var(--navy-800); max-width: 24ch;
}
.quote-author { font-family: var(--ff-display); font-weight: 700; color: var(--navy-800); }

/* ============================================================
   Venn (Industrial Automation)
   ============================================================ */
.venn { display: grid; place-items: center; min-height: 360px; }
.venn-wrap { position: relative; width: min(360px, 80vw); height: 340px; }
.venn-circle {
    position: absolute; border-radius: 50%; display: grid; place-items: center;
    font-family: var(--ff-display); font-weight: 700; text-align: center;
    width: 220px; height: 220px;
}
.venn-hw { top: 0; left: 0; background: rgba(255,255,255,.28); color: #fff; }
.venn-sw { bottom: 0; /*left: 30px;*/ background: #0f22297d; color: #fff; }
.venn-label-mid {
    position: absolute; left: 30%; top: 47%; transform: translate(-46%,-30%);
    z-index: 3; color: #fff; font-family: var(--ff-display); font-weight: 700;
    text-align: center; line-height: 1.1; font-size: 1.3rem; text-shadow: 0 2px 10px rgba(0,0,0,.3);
}
.venn-hw span, .venn-sw span { transform: translateY(-46px); font-size: 1.4rem; }
.venn-sw span { transform: translateY(40px); }

.info-card {
    background: var(--navy-800); color: #fff; border-radius: var(--radius);
    padding: clamp(1.6rem, 3vw, 2.4rem);
}
.info-card h3 { font-size: clamp(1.4rem,1.1rem+1vw,1.9rem); margin-bottom: 1rem; }
.info-card p { color: rgba(255,255,255,.85); margin-bottom: .9rem; }
.info-card strong { color: var(--green); }

.pill {
    display: inline-block; font-family: var(--ff-display); font-weight: 600; font-size: .9rem;
    color: #fff; border: 1.5px solid rgba(255,255,255,.7); border-radius: 999px; padding: .4rem 1rem;
}

/* ============================================================
   Connettività grid
   ============================================================ */
.conn-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
.conn-item { position: relative; padding-top: 1.4rem; border-top: 2px solid rgba(255,255,255,.25); }
.conn-item::before {
    content: ""; position: absolute; top: -7px; left: 0; width: 12px; height: 12px;
    border-radius: 50%; border: 2px solid var(--green); background: var(--navy);
}
.conn-item h3 { font-size: 1.05rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: .5rem; }
.conn-item p { color: rgba(255,255,255,.78); font-size: .95rem; }

/* ============================================================
   Sectors (4 quadrants)
   ============================================================ */
.sectors { display: grid; grid-template-columns: repeat(2,1fr); gap: 0; }
.sector { padding: clamp(1.8rem,4vw,3rem); }
.sector--intro { background: var(--paper); }
.sector--green { background: var(--green); color: var(--navy-800); }
.sector--navy  { background: var(--navy); color: #fff; }
.sector--orange{ background: var(--orange); color: var(--navy-800); }
.sector h2 { font-size: clamp(2rem,1.4rem+2.4vw,3.2rem); }
.sector .sector-title { font-size: clamp(1.5rem,1.2rem+1.4vw,2.1rem); margin-bottom: 1.4rem; }
.sector-group { margin-bottom: 1.6rem; }
.sector-group:last-child { margin-bottom: 0; }
.sector-group h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.sector-group ul li { position: relative; padding-left: 1.1rem; font-size: .96rem; line-height: 1.5; }
.sector-group ul li::before { content: "·"; position: absolute; left: 0; font-weight: 700; font-size: 1.1rem; }
.sector--navy .sector-group h3, .sector--orange .sector-group h3, .sector--green .sector-group h3 { letter-spacing: 0; }

/* ============================================================
   Contact
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem,5vw,4rem); align-items: start; }
.contact-info { display: grid; gap: 1.6rem; align-content: start; }
.contact-card {
    border: 1px solid var(--line); border-radius: var(--radius);
    padding: 1.4rem 1.5rem; position: relative; padding-left: 2.6rem;
}
.contact-card::before {
    content: ""; position: absolute; left: 1.3rem; top: 1.7rem;
    width: 11px; height: 11px; border-radius: 50%; border: 2px solid var(--green);
}
.contact-card h3 { font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: var(--green-700); margin-bottom: .4rem; }
.contact-card p, .contact-card address { font-style: normal; font-size: 1.1rem; color: var(--ink); }
.contact-card a:hover { color: var(--green-700); }

.contact-form { background: var(--navy); color: #fff; border-radius: var(--radius); padding: clamp(1.8rem,4vw,2.6rem); }
.contact-form h2 { font-size: clamp(1.6rem,1.2rem+1.6vw,2.4rem); margin-bottom: .4rem; }
.contact-form .form-sub { color: rgba(255,255,255,.75); margin-bottom: 1.6rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-family: var(--ff-display); font-weight: 500; font-size: .9rem; margin-bottom: .4rem; }
.field input, .field textarea {
    width: 100%; font: inherit; color: #fff; background: rgba(255,255,255,.06);
    border: 1.5px solid rgba(255,255,255,.2); border-radius: 10px; padding: .8rem .9rem;
    transition: border-color .2s, background .2s;
}
.field input::placeholder, .field textarea::placeholder { color: rgba(255,255,255,.45); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--green); background: rgba(255,255,255,.1); }
.field textarea { resize: vertical; min-height: 130px; }
.field.has-error input, .field.has-error textarea { border-color: #ff8a8a; }
.field-error { color: #ffb4b4; font-size: .82rem; margin-top: .35rem; display: none; }
.field.has-error .field-error { display: block; }
.form-note { font-size: .82rem; color: rgba(255,255,255,.6); margin-top: .8rem; }
.form-status { margin-top: 1rem; padding: .9rem 1rem; border-radius: 10px; font-weight: 500; display: none; }
.form-status.ok { display: block; background: var(--green); color: var(--navy-800); }
.form-status.err { display: block; background: rgba(255,138,138,.16); color: #ffd2d2; border: 1px solid rgba(255,138,138,.4); }

/* ============================================================
   CTA band
   ============================================================ */
.cta-band { background: var(--green); color: var(--navy-800); }
.cta-band .container { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(1.8rem,1.3rem+2vw,3rem); max-width: 18ch; }

/* page hero (interior pages) */
.page-hero { padding-block: clamp(3rem, 7vw, 5rem) clamp(1.5rem,4vw,2.5rem); }
.page-hero h1 { font-size: clamp(2.6rem, 1.6rem + 4.4vw, 5rem); letter-spacing: -.02em; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 960px) {
    .cards { grid-template-columns: repeat(2,1fr); }
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .conn-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 820px) {
    .nav-toggle { display: flex; }
    .primary-nav {
        position: fixed; inset: 74px 0 auto 0; background: #fff;
        border-bottom: 1px solid var(--line); padding: 1rem var(--gap) 1.6rem;
        transform: translateY(-120%); transition: transform .35s var(--ease);
        box-shadow: 0 20px 40px -20px rgba(21,45,55,.4); max-height: calc(100vh - 74px); overflow:auto;
    }
    .primary-nav.is-open { transform: translateY(0); }
    .primary-nav ul { flex-direction: column; align-items: stretch; gap: .25rem; }
    .primary-nav a:not(.btn) { padding: .8rem .2rem; border-bottom: 1px solid var(--line); display:block; }
    .primary-nav a:not(.btn)::after { display: none; }
    .nav-cta { margin-top: .8rem; }
    .nav-cta a { justify-content: center; }

    .hero { grid-template-columns: 1fr; }
    .hero-media { min-height: 240px; order: -1; }
    .split { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .sectors { grid-template-columns: 1fr; }
    .venn { min-height: 320px; }
}

@media (max-width: 560px) {
    .cards { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
    .conn-grid { grid-template-columns: 1fr; }
    .cta-band .container { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; }
    .trace-path { stroke-dashoffset: 0; }
    .trace-dot { opacity: 1; }
}

/* ============================================================
   Footer — verde brand (quarta di copertina brochure)
   ============================================================ */
.site-footer {
    background: var(--green);
    color: var(--navy-800);
    padding: clamp(3rem, 6vw, 5rem) 0 1.6rem;
    /*margin-top: clamp(3rem, 8vw, 6rem);*/
    position: relative;
}
.site-footer::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--navy-800), var(--green-700));
    opacity: .25;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}
.footer-brand { max-width: 320px; }
.footer-logo { width: 170px; max-width: 60%; margin-bottom: 1.1rem; }
.footer-claim {
    font-family: var(--ff-display); font-weight: 500;
    font-size: 1.15rem; line-height: 1.35; color: var(--navy-800);
}
.footer-h {
    font-family: var(--ff-display); font-weight: 700;
    font-size: .82rem; text-transform: uppercase; letter-spacing: .12em;
    color: #fff; margin-bottom: .9rem;
}
.footer-col address {
    font-style: normal; line-height: 1.7; color: rgba(15,34,41,.85);
}
.footer-col p { line-height: 1.7; color: rgba(15,34,41,.85); }
.footer-col a {
    color: var(--navy-800); text-decoration: none;
    border-bottom: 1px solid transparent; transition: border-color .2s;
}
.footer-col a:hover { border-color: var(--navy-800); }
.footer-vat { margin-top: .6rem; font-size: .9rem; color: rgba(15,34,41,.7); }
.footer-col .btn { margin-top: 1.2rem; }

/* CTA ghost del footer: scuro su verde */
.site-footer .btn-ghost-light {
    border-color: var(--navy-800); color: var(--navy-800);
}
.site-footer .btn-ghost-light:hover { background: var(--navy-800); color: #fff; }

.footer-bottom {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: .6rem;
    margin-top: clamp(2.5rem, 5vw, 4rem);
    padding-top: 1.4rem;
    border-top: 1px solid rgba(15,34,41,.18);
    font-size: .85rem; color: rgba(15,34,41,.75);
}
.footer-bottom-tag {
    font-family: var(--ff-display); font-weight: 600;
    letter-spacing: .14em; text-transform: uppercase;
    color: #fff; font-size: .78rem;
}

@media (max-width: 820px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; max-width: 100%; }
}
@media (max-width: 560px) {
    .footer-grid { grid-template-columns: 1fr; }
}