/* ============================================================
   BERMAR SERVIZI — Raffrescatori Evaporativi
   Identità "fresco-tech": aria + acqua. Vetrina prodotti.
   Palette brand: OTTANINO NAVY #1e428a · AZZURRO ACQUA #48abd3 · VERDE ECO #0a8c39
   Font: Montserrat
   ============================================================ */
:root {
    --navy:        #1e428a;
    --navy-deep:   #15315f;
    --navy-900:    #0f2547;
    --sky:         #48abd3;
    --sky-light:   #7fc6e3;
    --sky-soft:    #e9f5fb;
    --eco:         #0a8c39;
    --eco-light:   #1faa50;

    --ink:         #14233f;   /* testo su chiaro */
    --ink-soft:    #4d5d77;   /* secondario su chiaro */
    --line:        #dde6f0;

    --bg:          #ffffff;
    --bg-cool:     #f3f8fc;   /* sezioni chiare azzurrate */
    --white:       #ffffff;
    --error:       #d8453c;

    --grad-hero:   linear-gradient(135deg, #1e428a 0%, #2b5aa8 45%, #48abd3 100%);
    --grad-deep:   linear-gradient(160deg, #1e428a 0%, #15315f 100%);

    --font:        'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --radius:      14px;
    --radius-lg:   24px;
    --radius-xl:   34px;
    --radius-pill: 100px;

    --shadow-sm:   0 2px 10px rgba(21, 49, 95, 0.06);
    --shadow-md:   0 10px 30px rgba(21, 49, 95, 0.10);
    --shadow-lg:   0 22px 60px rgba(21, 49, 95, 0.16);
    --shadow-sky:  0 16px 40px rgba(72, 171, 211, 0.30);

    --ease:        cubic-bezier(0.22, 1, 0.36, 1);
    --t:           0.4s var(--ease);
    --pad:         clamp(68px, 8vw, 116px);

    --z-nav: 1000; --z-fab: 900;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 86px; overflow-x: hidden; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--ink-soft);
    background: var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t); }
ul { list-style: none; }

h1, h2, h3, h4, h5 {
    font-family: var(--font);
    color: var(--ink);
    line-height: 1.12;
    font-weight: 800;
    letter-spacing: -0.02em;
}

::selection { background: var(--sky); color: var(--white); }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ============================================================
   SECTIONS / HELPERS
   ============================================================ */
.section { padding: var(--pad) 0; position: relative; }
.section-cool { background: var(--bg-cool); }
.section-deep { background: var(--grad-deep); color: rgba(255,255,255,0.82); }
.section-deep h2, .section-deep h3 { color: #fff; }

.section-head { max-width: 760px; margin: 0 auto clamp(38px, 5vw, 60px); text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-title {
    font-size: clamp(1.9rem, 3.8vw, 3rem);
    text-wrap: balance;
    margin-bottom: 16px;
}
.section-sub { font-size: clamp(1.02rem, 1.5vw, 1.18rem); color: var(--ink-soft); max-width: 64ch; margin: 0 auto; text-wrap: pretty; }
.section-head.left .section-sub { margin-left: 0; }
.section-deep .section-sub { color: rgba(255,255,255,0.78); }
.text-sky { color: var(--sky); }
.text-eco { color: var(--eco); }
.text-accent { color: var(--sky); }

.kicker {
    display: inline-flex; align-items: center; gap: 9px;
    font-size: 0.78rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
    color: var(--sky);
    background: rgba(72,171,211,0.12);
    padding: 7px 16px; border-radius: var(--radius-pill);
    margin-bottom: 18px;
}
.section-deep .kicker { color: var(--sky-light); background: rgba(255,255,255,0.10); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex; align-items: center; gap: 10px; justify-content: center;
    font-family: var(--font); font-weight: 700; font-size: 1rem;
    padding: 16px 32px; border-radius: var(--radius-pill);
    border: 2px solid transparent; cursor: pointer; text-align: center;
    transition: transform var(--t), background var(--t), box-shadow var(--t), color var(--t), border-color var(--t);
}
.btn i { transition: transform var(--t); }
.btn-eco { background: var(--eco); color: #fff; box-shadow: 0 14px 32px rgba(10,140,57,0.30); }
.btn-eco:hover { background: var(--eco-light); color: #fff; transform: translateY(-3px); box-shadow: 0 20px 44px rgba(10,140,57,0.40); }
.btn-eco:hover i { transform: translateX(4px); }
.btn-sky { background: var(--sky); color: #fff; box-shadow: var(--shadow-sky); }
.btn-sky:hover { background: var(--navy); color: #fff; transform: translateY(-3px); }
.btn-light { background: #fff; color: var(--navy); box-shadow: var(--shadow-md); }
.btn-light:hover { background: var(--sky-soft); color: var(--navy); transform: translateY(-3px); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.08); color: #fff; }
.btn-lg { padding: 18px 40px; font-size: 1.06rem; }

/* ============================================================
   NAVBAR
   ============================================================ */
#mainNav {
    position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-nav);
    padding: 16px 0; transition: background var(--t), padding var(--t), box-shadow var(--t);
}
#mainNav.scrolled { background: rgba(21,49,95,0.96); padding: 10px 0; box-shadow: 0 8px 30px rgba(15,37,71,0.30); backdrop-filter: blur(8px); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.nav-logo img { height: 38px; width: auto; }
.nav-menu { display: flex; align-items: center; gap: 30px; }
.nav-menu a.nav-link { color: rgba(255,255,255,0.88); font-weight: 600; font-size: 0.95rem; position: relative; }
.nav-menu a.nav-link::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px; background: var(--sky); transition: width var(--t); }
.nav-menu a.nav-link:hover, .nav-menu a.nav-link.active { color: #fff; }
.nav-menu a.nav-link:hover::after, .nav-menu a.nav-link.active::after { width: 100%; }
.nav-cta { background: var(--eco); color: #fff !important; padding: 11px 24px; border-radius: var(--radius-pill); font-weight: 700; box-shadow: 0 10px 24px rgba(10,140,57,0.32); }
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--eco-light); transform: translateY(-2px); }
.nav-toggle { display: none; background: none; border: 0; color: #fff; font-size: 1.6rem; cursor: pointer; }

@media (max-width: 991px) {
    .nav-toggle { display: block; }
    .nav-menu {
        position: absolute; top: 100%; left: 0; right: 0;
        flex-direction: column; align-items: stretch; gap: 0;
        background: rgba(15,37,71,0.98); backdrop-filter: blur(10px);
        padding: 10px 24px 22px; max-height: 0; overflow: hidden; transition: max-height var(--t);
    }
    .nav-menu.open { max-height: 460px; }
    .nav-menu a.nav-link { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.10); }
    .nav-menu a.nav-link::after { display: none; }
    .nav-cta { text-align: center; margin-top: 14px; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative; overflow: hidden;
    background:
        linear-gradient(100deg, rgba(15,37,71,0.93) 0%, rgba(21,49,95,0.86) 40%, rgba(21,49,95,0.55) 72%, rgba(72,171,211,0.42) 100%),
        var(--grad-hero);
    padding: clamp(130px, 18vh, 200px) 0 clamp(70px, 9vw, 120px);
    color: #fff;
}
.hero-photo { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero::after { /* overlay sopra la foto per leggibilità */
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background: linear-gradient(100deg, rgba(15,37,71,0.92) 0%, rgba(21,49,95,0.82) 38%, rgba(21,49,95,0.55) 70%, rgba(15,37,71,0.35) 100%);
}
.hero::before { /* soft glow */
    content: ""; position: absolute; top: -20%; right: -10%; width: 55%; height: 80%; z-index: 0;
    background: radial-gradient(circle, rgba(127,198,227,0.28) 0%, transparent 62%); filter: blur(20px);
}
.hero-airflow { position: absolute; inset: 0; z-index: 0; opacity: 0.5; pointer-events: none; }
.hero-airflow span {
    position: absolute; height: 2px; border-radius: 2px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.55), transparent);
    animation: breeze 7s linear infinite;
}
.hero-airflow span:nth-child(1) { top: 28%; left: -40%; width: 38%; animation-delay: 0s; }
.hero-airflow span:nth-child(2) { top: 46%; left: -50%; width: 50%; animation-delay: 1.4s; }
.hero-airflow span:nth-child(3) { top: 64%; left: -45%; width: 32%; animation-delay: 2.8s; }
.hero-airflow span:nth-child(4) { top: 80%; left: -55%; width: 44%; animation-delay: 0.8s; }
@keyframes breeze { 0% { transform: translateX(0); opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { transform: translateX(260%); opacity: 0; } }

.hero-grid { position: relative; z-index: 1; display: block; max-width: 660px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 9px;
    background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.22);
    padding: 8px 18px; border-radius: var(--radius-pill); font-weight: 700; font-size: 0.84rem; letter-spacing: 0.02em; margin-bottom: 22px;
}
.hero-badge i { color: #fff; }
.hero h1 {
    color: #fff; font-size: clamp(2.3rem, 5.2vw, 4rem); font-weight: 900; line-height: 1.06; margin-bottom: 20px; text-wrap: balance;
}
.hero h1 .hl { color: #cdeafb; }
.hero-lead { font-size: clamp(1.05rem, 1.7vw, 1.28rem); color: rgba(255,255,255,0.9); max-width: 56ch; margin-bottom: 16px; }
.hero-price { display: inline-flex; align-items: baseline; gap: 10px; margin: 6px 0 28px; }
.hero-price strong { font-size: clamp(1.6rem,3vw,2.2rem); font-weight: 900; color: #fff; }
.hero-price span { color: rgba(255,255,255,0.82); font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.hero-chips li { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 0.92rem; color: rgba(255,255,255,0.92); }
.hero-chips i { color: var(--sky-light); font-size: 1.1rem; }

/* accenti fluttuanti sopra la foto (a destra) */
.hero-floats { position: absolute; right: clamp(20px, 4vw, 60px); top: 50%; transform: translateY(-50%); z-index: 2; display: flex; flex-direction: column; gap: 16px; align-items: flex-end; }
.hero-float {
    background: rgba(255,255,255,0.96); color: var(--navy); font-weight: 800;
    padding: 12px 18px; border-radius: var(--radius); box-shadow: var(--shadow-lg); font-size: 0.92rem; line-height: 1.2;
    display: flex; align-items: center; gap: 12px; animation: floaty 6s ease-in-out infinite;
}
.hero-float:nth-child(2) { animation-delay: -3s; }
.hero-float small { display: block; font-weight: 600; color: var(--ink-soft); font-size: 0.74rem; }
.hero-float .num { color: var(--eco); font-size: 1.3rem; }
.hero-float i { color: var(--sky); font-size: 1.5rem; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

@media (max-width: 992px) {
    .hero-floats { display: none; }
    .hero-grid { max-width: 100%; }
}
@media (max-width: 480px) {
    .hero-actions .btn { width: 100%; }
}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust { background: var(--navy-900); }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.trust-item { display: flex; align-items: center; gap: 16px; padding: 26px 20px; color: #fff; }
.trust-item + .trust-item { border-left: 1px solid rgba(255,255,255,0.10); }
.trust-item img { width: 46px; height: 46px; object-fit: contain; flex-shrink: 0; }
.trust-item h4 { color: #fff; font-size: 1rem; letter-spacing: 0.04em; margin-bottom: 3px; }
.trust-item p { color: rgba(255,255,255,0.66); font-size: 0.86rem; line-height: 1.5; }
@media (max-width: 767px) {
    .trust-grid { grid-template-columns: 1fr; }
    .trust-item + .trust-item { border-left: 0; border-top: 1px solid rgba(255,255,255,0.10); }
}

/* ============================================================
   PILLARS (Sicuri / Economici / Ecologici)
   ============================================================ */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.pillar {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 38px 30px; box-shadow: var(--shadow-sm); transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.pillar:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.pillar-ico { width: 60px; height: 60px; border-radius: 16px; display: grid; place-items: center; font-size: 1.7rem; color: #fff; margin-bottom: 20px; }
.pillar:nth-child(1) .pillar-ico { background: linear-gradient(135deg, var(--navy), #2b5aa8); }
.pillar:nth-child(2) .pillar-ico { background: linear-gradient(135deg, var(--sky), var(--sky-light)); }
.pillar:nth-child(3) .pillar-ico { background: linear-gradient(135deg, var(--eco), var(--eco-light)); }
.pillar h3 { font-size: 1.3rem; margin-bottom: 10px; }
.pillar p { font-size: 0.98rem; }
@media (max-width: 880px) { .pillars { grid-template-columns: 1fr; } }

/* ============================================================
   STATS
   ============================================================ */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; text-align: center; }
.stat-num { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 900; color: #fff; line-height: 1; letter-spacing: -0.03em; }
.stat-num .sym { color: var(--sky-light); }
.stat-label { margin-top: 10px; color: rgba(255,255,255,0.8); font-weight: 600; }
.stat + .stat { position: relative; }
@media (max-width: 767px) { .stats-grid { grid-template-columns: 1fr; gap: 36px; } }

/* ============================================================
   INTRO "Qualità Italiana"
   ============================================================ */
.intro-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 4vw, 48px); margin-top: 6px; }
.intro-col { text-align: center; padding: 0 6px; }
.intro-col-ico { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 18px; display: grid; place-items: center; font-size: 1.7rem; color: #fff; }
.intro-col:nth-child(1) .intro-col-ico { background: linear-gradient(135deg, var(--navy), #2b5aa8); }
.intro-col:nth-child(2) .intro-col-ico { background: linear-gradient(135deg, var(--sky), var(--sky-light)); }
.intro-col:nth-child(3) .intro-col-ico { background: linear-gradient(135deg, var(--eco), var(--eco-light)); }
.intro-col h3 { font-size: 1.18rem; margin-bottom: 9px; }
.intro-col p { font-size: 0.96rem; }
.intro-highlight {
    display: flex; gap: 13px; align-items: center; justify-content: center; text-align: center;
    max-width: 760px; margin: clamp(34px, 5vw, 52px) auto 0;
    background: rgba(10,140,57,0.08); border: 1px solid rgba(10,140,57,0.22);
    border-radius: var(--radius); padding: 18px 24px; color: var(--eco); font-weight: 700; font-size: 1.02rem;
}
.intro-highlight i { font-size: 1.5rem; flex-shrink: 0; }
@media (max-width: 768px) { .intro-cols { grid-template-columns: 1fr; gap: 30px; } }

/* ============================================================
   APPLICAZIONI (settori) — 2 righe da 3
   ============================================================ */
.apps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 760px) { .apps-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .apps-grid { grid-template-columns: 1fr; } }

/* ============================================================
   8 MOTIVI ("scegliere significa")
   ============================================================ */
.reasons-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.reason {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 26px 22px; text-align: center; box-shadow: var(--shadow-sm);
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
    display: flex; flex-direction: column; align-items: center;
}
.reason:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--sky); }
.reason-ico { width: 64px; height: 64px; display: grid; place-items: center; margin-bottom: 14px; }
.reason-ico img { max-width: 56px; max-height: 56px; width: auto; }
.reason h4 { font-size: 0.98rem; letter-spacing: 0.02em; margin-bottom: 8px; text-transform: uppercase; }
.reason p { font-size: 0.86rem; line-height: 1.55; }
@media (max-width: 1000px) { .reasons-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .reasons-grid { grid-template-columns: 1fr; } }
.app-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 230px; display: flex; align-items: flex-end; box-shadow: var(--shadow-sm); }
.app-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease); }
.app-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(15,37,71,0.86) 0%, rgba(15,37,71,0.25) 55%, transparent 100%); }
.app-card span { position: relative; z-index: 1; color: #fff; font-weight: 800; font-size: 1.1rem; padding: 22px; letter-spacing: -0.01em; }
.app-card:hover img { transform: scale(1.08); }

/* ============================================================
   GAMMA PRODOTTI
   ============================================================ */
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
@media (max-width: 900px) { .products-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .products-grid { grid-template-columns: 1fr; } }
.product-card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 22px 20px 24px; text-align: center; transition: transform var(--t), box-shadow var(--t), border-color var(--t);
    display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--sky); }
.product-media { height: 200px; display: grid; place-items: center; margin-bottom: 16px; background: var(--bg-cool); border-radius: var(--radius); }
.product-media img { max-height: 180px; width: auto; }
.product-card { cursor: pointer; border: 1px solid var(--line); background: #fff; font-family: var(--font); }
.product-card h3 { font-size: 1.04rem; margin-bottom: 4px; letter-spacing: -0.01em; }
.product-tagline { font-size: 0.84rem; color: var(--sky); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.product-teaser { font-size: 0.82rem; color: var(--ink-soft); margin-top: 8px; }
.product-more { margin-top: 14px; display: inline-flex; align-items: center; gap: 7px; color: var(--navy); font-weight: 700; font-size: 0.86rem; }
.product-card:hover .product-more { color: var(--eco); }
.product-more i { transition: transform var(--t); }
.product-card:hover .product-more i { transform: translateX(3px); }
.products-note { text-align: center; margin-top: 30px; color: var(--ink-soft); max-width: 70ch; margin-left: auto; margin-right: auto; }

/* ===== Modal modello (custom) ===== */
.model-modal { position: fixed; inset: 0; z-index: 2000; display: none; }
.model-modal.open { display: block; }
.model-modal-overlay { position: absolute; inset: 0; background: rgba(15,37,71,0.6); backdrop-filter: blur(3px); }
.model-modal-dialog {
    position: relative; max-width: 760px; width: calc(100% - 36px); max-height: 88vh; overflow-y: auto;
    margin: 6vh auto 0; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
}
.model-modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 26px 28px 0; }
.model-modal-head .product-tagline { display: block; margin-bottom: 4px; }
.model-modal-head h3 { font-size: 1.5rem; }
.model-modal-close { background: var(--bg-cool); border: 0; width: 40px; height: 40px; border-radius: 50%; font-size: 1.3rem; color: var(--ink); cursor: pointer; flex-shrink: 0; display: grid; place-items: center; transition: background var(--t); }
.model-modal-close:hover { background: var(--line); }
.model-modal-body { padding: 18px 28px 30px; display: grid; grid-template-columns: 200px 1fr; gap: 26px; }
.model-modal-media { background: var(--bg-cool); border-radius: var(--radius); display: grid; place-items: center; padding: 18px; align-self: start; }
.model-modal-media img { max-height: 240px; width: auto; }
.model-modal-desc { font-size: 0.96rem; color: var(--ink-soft); line-height: 1.65; }
.model-specs { list-style: none; margin: 18px 0 0; padding: 0; border-top: 1px solid var(--line); }
.model-specs li { display: flex; justify-content: space-between; gap: 16px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.model-specs li span:first-child { color: var(--ink-soft); }
.model-specs li span:last-child { color: var(--ink); font-weight: 700; text-align: right; }
.model-modal-cta { margin-top: 22px; }
@media (max-width: 600px) { .model-modal-body { grid-template-columns: 1fr; } .model-modal-media { max-width: 200px; margin: 0 auto; } }

/* ===== Video YouTube (facade click-to-play) ===== */
.video-embed { position: relative; width: 100%; aspect-ratio: 16/9; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); background: #000; }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-facade { cursor: pointer; background-size: cover; background-position: center; }
.video-facade::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15,37,71,0.15), rgba(15,37,71,0.45)); transition: background var(--t); }
.video-facade:hover::after { background: rgba(15,37,71,0.25); }
.video-play { position: absolute; z-index: 2; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 84px; height: 84px; border-radius: 50%; border: 0; cursor: pointer; background: var(--eco); color: #fff; font-size: 2.2rem; display: grid; place-items: center; box-shadow: 0 14px 36px rgba(10,140,57,0.45); transition: transform var(--t), background var(--t); }
.video-facade:hover .video-play { transform: translate(-50%,-50%) scale(1.08); background: var(--eco-light); }
.video-play i { margin-left: 4px; }
.how-video { margin-top: clamp(34px, 5vw, 56px); }

/* ===== Nota "modello richiesto" nel form ===== */
.form-model-note {
    display: flex; align-items: center; gap: 10px; justify-content: space-between;
    background: rgba(72,171,211,0.12); border: 1px solid rgba(72,171,211,0.35);
    color: var(--navy); border-radius: 10px; padding: 11px 14px; margin-bottom: 16px; font-size: 0.9rem;
}
.form-model-note strong { color: var(--navy); }
.form-model-note .fmn-ico { color: var(--sky); font-size: 1.1rem; }
.form-model-note .fmn-clear { background: none; border: 0; cursor: pointer; color: var(--ink-soft); font-size: 1.3rem; line-height: 1; padding: 0 2px; }
.form-model-note .fmn-clear:hover { color: var(--error); }
.fld textarea {
    width: 100%; padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 10px;
    font-family: var(--font); font-size: 0.98rem; color: var(--ink); background: #fff; resize: vertical; min-height: 96px;
    transition: border-color var(--t), box-shadow var(--t);
}
.fld textarea::placeholder { color: #9aa8bd; }
.fld textarea:focus { outline: none; border-color: var(--sky); box-shadow: 0 0 0 4px rgba(72,171,211,0.16); }

/* ============================================================
   COME FUNZIONA (adiabatico)
   ============================================================ */
.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(34px, 5vw, 70px); align-items: center; }
.how-copy p { margin-bottom: 16px; }
.how-copy strong { color: #fff; }
.adiabatic { position: relative; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14); border-radius: var(--radius-lg); padding: 34px; }
.adiabatic-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.adia-node { flex: 1; text-align: center; }
.adia-ico { width: 64px; height: 64px; margin: 0 auto 12px; border-radius: 50%; display: grid; place-items: center; font-size: 1.7rem; }
.adia-hot .adia-ico { background: rgba(216,99,68,0.22); color: #ffb59f; }
.adia-water .adia-ico { background: rgba(72,171,211,0.24); color: var(--sky-light); }
.adia-cold .adia-ico { background: rgba(10,140,57,0.22); color: #6fe39a; }
.adia-node strong { display: block; color: #fff; font-size: 0.92rem; letter-spacing: 0.06em; }
.adia-arrow { color: rgba(255,255,255,0.5); font-size: 1.4rem; }
.adiabatic-cap { margin-top: 22px; color: rgba(255,255,255,0.75); font-size: 0.92rem; text-align: center; }
@media (max-width: 880px) { .how-grid { grid-template-columns: 1fr; } }

/* ============================================================
   SERVIZI / GARANZIE (badge grid)
   ============================================================ */
.svc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }
.svc {
    display: flex; gap: 16px; align-items: flex-start;
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 22px;
    box-shadow: var(--shadow-sm); transition: transform var(--t), box-shadow var(--t);
}
.svc:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.svc img { width: 44px; height: 44px; object-fit: contain; flex-shrink: 0; }
.svc h4 { font-size: 1rem; margin-bottom: 4px; letter-spacing: 0.01em; }
.svc p { font-size: 0.9rem; line-height: 1.55; }

/* ============================================================
   FORM / CONTATTI
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(34px, 5vw, 64px); align-items: center; }
.contact-copy .section-title { color: #fff; }
.contact-copy .lead { color: rgba(255,255,255,0.85); font-size: 1.1rem; margin-bottom: 26px; }
.contact-list li { display: flex; gap: 13px; align-items: center; color: rgba(255,255,255,0.92); font-weight: 600; margin-bottom: 14px; }
.contact-list i { color: var(--sky-light); font-size: 1.3rem; width: 26px; text-align: center; }
.form-card { background: #fff; border-radius: var(--radius-lg); padding: clamp(26px, 3vw, 40px); box-shadow: var(--shadow-lg); }
.form-card h3 { font-size: 1.4rem; margin-bottom: 4px; }
.form-card .form-note { font-size: 0.86rem; color: var(--ink-soft); margin-bottom: 22px; }
.fld { margin-bottom: 16px; }
.fld label { display: block; font-weight: 600; font-size: 0.88rem; color: var(--ink); margin-bottom: 7px; }
.fld .req { color: var(--eco); }
.fld input, .fld select {
    width: 100%; padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 10px;
    font-family: var(--font); font-size: 0.98rem; color: var(--ink); background: #fff; transition: border-color var(--t), box-shadow var(--t);
}
.fld input::placeholder { color: #9aa8bd; }
.fld input:focus, .fld select:focus { outline: none; border-color: var(--sky); box-shadow: 0 0 0 4px rgba(72,171,211,0.16); }
.fld input.is-invalid, .fld select.is-invalid { border-color: var(--error); box-shadow: 0 0 0 4px rgba(216,69,60,0.12); }
.fld-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-check { display: flex; gap: 10px; align-items: flex-start; margin: 4px 0 20px; }
.form-check input { margin-top: 4px; width: 18px; height: 18px; flex-shrink: 0; accent-color: var(--eco); }
.form-check.is-invalid label { color: var(--error); }
.form-check label { font-size: 0.86rem; color: var(--ink-soft); line-height: 1.5; }
.form-check a { color: var(--navy); font-weight: 700; text-decoration: underline; }
.btn-submit {
    width: 100%; border: 0; cursor: pointer; font-family: var(--font); font-weight: 800; font-size: 1.06rem;
    padding: 17px 24px; border-radius: var(--radius-pill); color: #fff; background: var(--eco);
    box-shadow: 0 16px 36px rgba(10,140,57,0.32); transition: background var(--t), transform var(--t), box-shadow var(--t);
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
}
.btn-submit:hover { background: var(--eco-light); transform: translateY(-2px); }
.btn-submit:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }
.form-reassure { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: center; margin-top: 16px; }
.form-reassure span { display: inline-flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--ink-soft); }
.form-reassure i { color: var(--eco); }
.form-message { padding: 14px 18px; border-radius: 10px; font-weight: 600; font-size: 0.92rem; }
.form-message.success { background: rgba(10,140,57,0.10); color: var(--eco); }
.form-message.error { background: rgba(216,69,60,0.10); color: var(--error); }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } .fld-row { grid-template-columns: 1fr; } }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--navy-900); color: rgba(255,255,255,0.66); padding: 56px 0 28px; }
.footer-top { display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; align-items: center; }
.footer-logo img { height: 40px; width: auto; margin-bottom: 14px; }
.footer-top p { max-width: 420px; font-size: 0.92rem; }
.footer-badges { display: flex; gap: 14px; align-items: center; }
.footer-badges img { height: 50px; width: auto; object-fit: contain; }
.footer-divider { border: 0; border-top: 1px solid rgba(255,255,255,0.12); margin: 34px 0 20px; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: space-between; align-items: center; font-size: 0.84rem; }
.footer-bottom a { color: rgba(255,255,255,0.8); }
.footer-bottom a:hover { color: #fff; }

/* ============================================================
   ANIMATIONS (data-animate) — default hidden, GSAP reveals
   ============================================================ */
[data-animate] { will-change: transform, opacity; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
    [data-animate] { opacity: 1 !important; transform: none !important; }
    .hero-airflow, .hero-product img { animation: none; }
}