/* naturaH2O — foglio di stile unico del sito statico.
   Stile ripreso dalle sezioni "I benefici" e "Realizzazioni" del sito originale:
   fondo menta, card bianche con ombra morbida, linguette a pillola, titoli Plus Jakarta Sans blu scuro. */

@font-face { font-family: "Plus Jakarta Sans"; src: url(../fonts/plus-jakarta-sans-latin-wght-normal.woff2) format("woff2"); font-weight: 200 800; font-display: swap; }
@font-face { font-family: "Roboto"; src: url(../fonts/roboto-latin-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Roboto"; src: url(../fonts/roboto-latin-wght-italic.woff2) format("woff2"); font-weight: 100 900; font-style: italic; font-display: swap; }

:root {
  --blue-950: #102449;
  --blue-900: #16305e;
  --blue-800: #1f3d75;
  --blue-600: #305da8;
  --blue-500: #3b72c4;
  --cyan: #00a3d2;
  --mint: #71f0bf;
  --mint-600: #2fc98f;
  --mint-50: #eaf7f1;
  --leaf: #4cc17a;
  --ink: #2b3440;
  --muted: #5b6573;
  --line: #e2e8f0;
  --soft: #f4f7fb;
  --white: #fff;
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 24px 48px -24px rgba(22, 48, 94, .28), 0 2px 6px rgba(22, 48, 94, .05);
  --shadow-sm: 0 10px 24px -14px rgba(22, 48, 94, .3);
  --font-head: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;
  --container: 1200px;
  --header-h: 76px;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 1rem/1.7 var(--font-body); color: var(--ink); background: var(--white); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, video { display: block; max-width: 100%; height: auto; }
a { color: var(--blue-600); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--blue-800); }
strong { font-weight: 600; color: var(--blue-800); }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--blue-800); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -.02em; text-wrap: balance; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); font-weight: 700; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { padding-left: 1.2em; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--blue-800); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
.icon { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.section { padding: clamp(56px, 8vw, 104px) 0; position: relative; }
.section--mint { background: var(--mint-50); }
.section--soft { background: var(--soft); }
.section--tight { padding: clamp(40px, 5vw, 64px) 0; }
.section-head { max-width: 780px; margin: 0 auto clamp(32px, 4vw, 52px); text-align: center; }
.section-head--left { margin-left: 0; text-align: left; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font: 700 .78rem/1 var(--font-head); letter-spacing: .14em; text-transform: uppercase; color: var(--blue-600); margin-bottom: 14px; }
.eyebrow::before { content: ""; width: 22px; height: 3px; border-radius: 3px; background: var(--mint-600); }
.lead { font: 600 clamp(1.1rem, 1.7vw, 1.3rem)/1.5 var(--font-head); color: var(--blue-800); }
.muted { color: var(--muted); }

/* ---------- pulsanti ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 26px; border-radius: 999px; border: 2px solid transparent; font: 700 .98rem/1.2 var(--font-head); text-decoration: none; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s, color .2s; white-space: nowrap; }
.btn:hover { transform: translateY(-2px); }
.btn .icon { width: 1.1em; height: 1.1em; }
.btn--primary { background: var(--blue-600); color: #fff; box-shadow: 0 12px 24px -12px rgba(48, 93, 168, .8); }
.btn--primary:hover { background: var(--blue-800); color: #fff; }
.btn--mint { background: var(--mint); color: var(--blue-900); box-shadow: 0 12px 24px -12px rgba(47, 201, 143, .9); }
.btn--mint:hover { background: #8af5cc; color: var(--blue-900); }
.btn--ghost { border-color: currentColor; color: var(--blue-600); background: transparent; }
.btn--ghost:hover { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }
.btn--light { border-color: rgba(255, 255, 255, .55); color: #fff; background: rgba(255, 255, 255, .06); }
.btn--light:hover { background: #fff; color: var(--blue-800); }
.btn--sm { min-height: 40px; padding: 8px 18px; font-size: .9rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 8px 24px -18px rgba(22, 48, 94, .35); }
.header-in { display: flex; align-items: center; gap: 24px; height: var(--header-h); }
.brand { display: flex; align-items: center; flex: none; }
.brand img { height: 46px; width: auto; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav > a, .nav-drop > button { display: inline-flex; align-items: center; gap: 6px; padding: 10px 14px; border-radius: 999px; border: 0; background: none; font: 600 .95rem/1 var(--font-head); color: var(--blue-800); text-decoration: none; cursor: pointer; }
.nav > a:hover, .nav-drop > button:hover, .nav > a[aria-current="page"] { background: var(--mint-50); color: var(--blue-800); }
.nav-drop { position: relative; }
.nav-drop > button .icon { width: 1em; height: 1em; transition: transform .2s; }
.nav-drop.is-open > button .icon { transform: rotate(180deg); }
.mega { position: absolute; top: calc(100% + 12px); right: -120px; width: min(760px, 90vw); display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px 24px; padding: 26px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity .18s, transform .18s, visibility .18s; }
.nav-drop.is-open .mega { opacity: 1; visibility: visible; transform: none; }
.mega h3 { display: flex; align-items: center; gap: 8px; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--blue-600); margin: 0 0 10px; }
.mega h3 .icon { color: var(--mint-600); }
.mega ul { list-style: none; margin: 0; padding: 0; }
.mega a { display: block; padding: 7px 0; color: var(--ink); text-decoration: none; font-size: .95rem; line-height: 1.35; }
.mega a:hover { color: var(--blue-600); }
.header-cta { display: flex; align-items: center; gap: 10px; }
.header-cta .btn { min-height: 44px; padding: 10px 20px; }
.tel-link { display: inline-flex; align-items: center; gap: 8px; font: 600 .95rem/1 var(--font-head); color: var(--blue-800); text-decoration: none; padding: 10px 12px; }
.tel-link .icon { color: var(--blue-600); }
.burger { display: none; margin-left: auto; width: 46px; height: 46px; border-radius: 14px; border: 1px solid var(--line); background: #fff; color: var(--blue-800); align-items: center; justify-content: center; cursor: pointer; }
.burger .icon { width: 24px; height: 24px; }

/* menu mobile (stile accordion) */
.drawer { position: fixed; inset: var(--header-h) 0 0; z-index: 49; background: #fff; overflow-y: auto; padding: 20px 20px 40px; transform: translateX(100%); transition: transform .25s ease; visibility: hidden; }
.drawer.is-open { transform: none; visibility: visible; }
.drawer > a { display: block; padding: 16px 4px; border-bottom: 1px solid var(--line); font: 700 1.1rem/1.2 var(--font-head); color: var(--blue-800); text-decoration: none; }
.drawer .acc { border-bottom: 1px solid var(--line); }
.drawer .acc summary { padding: 16px 4px; font: 700 1.1rem/1.2 var(--font-head); }
.drawer .acc-body { padding: 0 4px 12px; }
.drawer .acc-body h3 { font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--blue-600); margin: 14px 0 4px; }
.drawer .acc-body a { display: block; padding: 8px 0; color: var(--ink); text-decoration: none; }
.drawer .btn-row { flex-direction: column; }
.drawer .btn-row .btn { width: 100%; }
body.menu-open { overflow: hidden; }

/* ---------- accordion (details) ---------- */
.acc summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; cursor: pointer; color: var(--blue-800); }
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: ""; flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--mint-50) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23305da8' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center/16px no-repeat; transition: transform .2s; }
.acc[open] summary::after { transform: rotate(45deg); }

/* ---------- hero ---------- */
.hero { position: relative; color: #fff; background: radial-gradient(1200px 600px at 85% -10%, rgba(113, 240, 191, .28), transparent 60%), linear-gradient(135deg, var(--blue-950) 0%, var(--blue-800) 45%, var(--blue-600) 100%); overflow: hidden; isolation: isolate; }
.hero::after { content: ""; position: absolute; inset: auto 0 -1px 0; height: 90px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 90' preserveAspectRatio='none'%3E%3Cpath fill='%23ffffff' d='M0 60c180-40 360-50 540-30s360 50 540 30 270-40 360-40v70H0z'/%3E%3C/svg%3E") bottom/100% 100% no-repeat; z-index: -1; }
.hero--mint::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 90' preserveAspectRatio='none'%3E%3Cpath fill='%23eaf7f1' d='M0 60c180-40 360-50 540-30s360 50 540 30 270-40 360-40v70H0z'/%3E%3C/svg%3E"); }
.hero-in { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: clamp(32px, 5vw, 72px); padding: clamp(56px, 8vw, 110px) 20px clamp(96px, 11vw, 150px); }
.hero--compact h1 { font-size: clamp(2rem, 3.6vw, 2.9rem); }
.hero-in.no-media { grid-template-columns: 1fr; max-width: 900px; }
.hero h1 { color: #fff; margin-bottom: .35em; }
.hero .eyebrow { color: var(--mint); }
.hero .eyebrow::before { background: var(--mint); }
.hero-text { font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: rgba(255, 255, 255, .88); max-width: 620px; }
.hero-text strong { color: #fff; }
.hero-sub { font: 700 clamp(1.1rem, 1.8vw, 1.35rem)/1.35 var(--font-head); color: var(--mint); margin: 0 0 .8em; }
.hero-media { position: relative; }
.hero-media .frame { background: #fff; border-radius: 28px; padding: 18px; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .55); transform: rotate(1.5deg); }
.hero-media .frame img { border-radius: 18px; width: 100%; }
.hero-media::before { content: ""; position: absolute; inset: -30px -30px auto auto; width: 160px; height: 160px; border-radius: 50%; background: radial-gradient(circle, rgba(113, 240, 191, .55), transparent 70%); z-index: -1; }
.hero-media--plain img { filter: drop-shadow(0 30px 40px rgba(0, 0, 0, .35)); margin: 0 auto; max-height: 420px; width: auto; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; padding: 0; list-style: none; }
.hero-badges li { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .18); font-size: .9rem; color: #fff; }
.hero-badges .icon { color: var(--mint); }

/* ---------- blocchi testo + immagine ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.split--top { align-items: start; }
.split--reverse .split-media { order: -1; }
.split.no-media { grid-template-columns: 1fr; max-width: 860px; }
.media { margin: 0; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: var(--soft); }
.media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.media--tall img { aspect-ratio: 4 / 5; }
.media--contain { background: #fff; padding: 20px; }
.media--contain img { object-fit: contain; aspect-ratio: auto; max-height: 520px; margin: 0 auto; width: auto; }
.media-stack { display: grid; gap: 20px; }
.media-stack .media:nth-child(2) { width: 78%; margin: -60px 0 0 auto; border: 6px solid #fff; }
/* i figli delle griglie possono restringersi: evita che righe scorrevoli (linguette, tabelle) allarghino la pagina */
.split > *, .grid > *, .hero-in > *, .tabpanel-card > *, .cta > * { min-width: 0; }
.prose { font-size: 1.04rem; }
.prose ol, .prose ul { margin: 0 0 1em; }

/* lista benefici numerata (sezione legionella) */
.steps { list-style: none; counter-reset: s; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.steps li { counter-increment: s; position: relative; padding: 18px 20px 18px 66px; background: #fff; border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.steps li::before { content: counter(s); position: absolute; left: 18px; top: 16px; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--mint); color: var(--blue-900); font: 800 .95rem/1 var(--font-head); }

/* ---------- card ---------- */
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: clamp(24px, 3vw, 40px); border: 1px solid rgba(226, 232, 240, .7); }
.grid { display: grid; gap: clamp(16px, 2.4vw, 28px); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.feature { display: flex; flex-direction: column; gap: 10px; }
.feature h3 { margin: 6px 0 0; font-size: 1.15rem; }
.feature p { color: var(--muted); margin: 0; font-size: .98rem; }
.ico { width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; background: var(--mint-50); color: var(--blue-600); flex: none; }
.ico .icon { width: 26px; height: 26px; }
.section--mint .ico { background: #fff; }

/* ---------- linguette a pillola (sezione "I benefici") ---------- */
.tabs { display: flex; flex-direction: column; gap: 26px; }
.tablist { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.tab { display: inline-flex; align-items: center; gap: 8px; padding: 11px 20px; border-radius: 999px; border: 2px solid transparent; background: #e9eef3; color: #4a5562; font: 700 .95rem/1 var(--font-head); cursor: pointer; transition: background .2s, color .2s, box-shadow .2s; }
.section--mint .tab { background: #fff; }
.tab:hover { color: var(--blue-800); }
.tab[aria-selected="true"] { background: var(--leaf); color: #fff; border-color: var(--blue-600); box-shadow: 0 10px 20px -12px rgba(76, 193, 122, .9); }
.tab .icon { width: 1.1em; height: 1.1em; }
.tabpanel { animation: fade .3s ease; }
.tabpanel[hidden] { display: none; }
.tabpanel-card { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.tabpanel-card.no-media { grid-template-columns: 1fr; }
.tabpanel-card h3 { font-size: clamp(1.3rem, 2.2vw, 1.75rem); }
.tabpanel-ill { aspect-ratio: 4 / 3; border-radius: var(--radius-sm); display: grid; place-items: center; background: linear-gradient(135deg, var(--mint-50), #dcebf9); color: var(--blue-600); }
.tabpanel-ill .icon { width: 96px; height: 96px; stroke-width: 1.2; opacity: .9; }
.tabs--left .tablist { justify-content: flex-start; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- tabella comparativa ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); background: #fff; border: 1px solid var(--line); -webkit-overflow-scrolling: touch; }
.table-hint { display: none; font-size: .85rem; color: var(--muted); margin: 0 0 10px; }
.compare { border-collapse: separate; border-spacing: 0; width: 100%; min-width: 1040px; font-size: .86rem; }
.compare th, .compare td { padding: 11px 6px; text-align: center; border-bottom: 1px solid var(--line); }
.compare thead th { position: sticky; top: 0; background: #fff; font: 700 .72rem/1.25 var(--font-head); hyphens: auto; color: var(--blue-800); vertical-align: bottom; }
.compare tbody th { position: sticky; left: 0; z-index: 1; background: #fff; text-align: left; font-weight: 500; color: var(--ink); min-width: 180px; box-shadow: 1px 0 0 var(--line); }
.compare thead th:first-child { position: sticky; left: 0; z-index: 2; }
.compare tbody tr:last-child > * { border-bottom: 0; }
.compare tbody tr:hover > * { background: #fafcfe; }
.compare .is-us { background: var(--mint-50) !important; }
.compare thead .is-us { color: var(--blue-900); font-size: .85rem; }
.compare thead .is-us img { height: 34px; width: auto; margin: 0 auto 6px; }
.yes { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: rgba(76, 193, 122, .14); color: #219a55; }
.yes .icon { width: 15px; height: 15px; stroke-width: 3; }
.is-us .yes { background: var(--leaf); color: #fff; }
.no { color: #c3cbd5; }

.spec { width: 100%; border-collapse: collapse; font-size: .98rem; }
.spec th, .spec td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; }
.spec thead th { font: 700 .9rem/1.2 var(--font-head); color: var(--blue-600); }
.spec tbody th { font-weight: 500; color: var(--ink); }
.spec td.unit { color: var(--muted); }
.spec tbody tr:last-child > * { border-bottom: 0; }

/* ---------- grafico a barre (privati) ---------- */
.chart { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(10px, 3vw, 40px); align-items: end; height: 340px; padding: 0 4px; border-bottom: 2px solid var(--line); background: repeating-linear-gradient(to top, transparent 0 67px, var(--line) 67px 68px); }
.chart-col { display: flex; align-items: flex-end; justify-content: center; gap: 8px; height: 100%; }
.bar { position: relative; width: min(46px, 40%); height: var(--h); border-radius: 10px 10px 4px 4px; background: #9fd3ea; transform-origin: bottom; animation: grow 1s cubic-bezier(.2, .8, .2, 1) both; }
.bar--b { background: #86e6c2; }
.chart-col.is-us .bar { background: var(--blue-600); }
.chart-col.is-us .bar--b { background: var(--leaf); }
.bar span { position: absolute; top: -26px; left: 50%; transform: translateX(-50%); font: 700 .82rem/1 var(--font-head); color: var(--blue-800); }
.chart-labels { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(10px, 3vw, 40px); margin-top: 12px; text-align: center; font: 700 .92rem/1.3 var(--font-head); color: var(--blue-800); }
.legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-top: 22px; font-size: .92rem; color: var(--muted); }
.legend i { display: inline-block; width: 14px; height: 14px; border-radius: 4px; margin-right: 8px; vertical-align: -2px; background: #9fd3ea; }
.legend i.b { background: #86e6c2; }
@keyframes grow { from { transform: scaleY(0); } }

/* ---------- download / brochure ---------- */
.doc { display: flex; align-items: center; gap: 16px; padding: 20px 22px; border-radius: var(--radius-sm); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm); text-decoration: none; color: var(--blue-800); transition: transform .2s, box-shadow .2s, border-color .2s; }
.doc:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--mint); color: var(--blue-800); }
.doc .ico { width: 48px; height: 48px; }
.doc b { display: block; font: 700 1rem/1.3 var(--font-head); }
.doc small { color: var(--muted); }
.doc .go { margin-left: auto; color: var(--blue-600); }

/* ---------- settori ---------- */
.sector-cat { padding: 26px; }
.sector-cat h3 { display: flex; align-items: center; gap: 12px; font-size: 1.15rem; margin-bottom: 14px; }
.sector-cat ul { list-style: none; padding: 0; margin: 0; }
.sector-cat a { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 0; border-top: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 500; }
.sector-cat a:hover { color: var(--blue-600); }
.sector-cat a .icon { width: 1em; height: 1em; color: var(--blue-600); transition: transform .2s; }
.sector-cat a:hover .icon { transform: translateX(4px); }

/* scelta privati / aziende */
.choice { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 440px; padding: clamp(26px, 3vw, 40px); border-radius: 28px; overflow: hidden; color: #fff; text-decoration: none; isolation: isolate; box-shadow: var(--shadow); background: linear-gradient(135deg, var(--blue-800), var(--blue-600)); }
.choice img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s ease; }
.choice::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(16, 36, 73, .15) 0%, rgba(16, 36, 73, .55) 45%, rgba(16, 36, 73, .94) 80%); }
.choice:hover img { transform: scale(1.04); }
.choice h2 { color: #fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom: .3em; }
.choice p { color: rgba(255, 255, 255, .9); max-width: 460px; }
.choice .btn { align-self: flex-start; margin-top: 18px; }
.choice:hover { color: #fff; }

/* ---------- realizzazioni / casi ---------- */
.case { display: flex; flex-direction: column; gap: 18px; }
.case-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.case-meta div { display: flex; flex-direction: column; gap: 4px; }
.case-meta small { font: 700 .7rem/1 var(--font-head); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.case-meta b { font: 700 1rem/1.25 var(--font-head); color: var(--blue-800); }
.case .prose { font-size: .98rem; }

/* galleria */
.gallery { display: grid; grid-template-columns: repeat(var(--cols, 4), 1fr); gap: 14px; }
.gallery a, .gallery figure { display: block; margin: 0; border-radius: var(--radius-sm); overflow: hidden; background: var(--soft); box-shadow: var(--shadow-sm); }
.gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; transition: transform .5s ease; }
.gallery a:hover img { transform: scale(1.05); }
.gallery--portrait img { aspect-ratio: 3 / 4; }
.gallery--posts img { aspect-ratio: 4 / 5; object-fit: cover; object-position: top; }
.split .gallery--posts { grid-template-columns: repeat(2, 1fr); }
.pg-card { display: grid; gap: 28px; justify-items: center; }
.pg-card > img { max-width: 240px; }
.pg-card .logos img { height: 60px; max-width: 120px; }
.lightbox { padding: 0; border: 0; background: transparent; max-width: min(92vw, 1100px); max-height: 92vh; }
.lightbox::backdrop { background: rgba(10, 22, 45, .86); }
.lightbox img { max-height: 86vh; width: auto; margin: 0 auto; border-radius: 14px; }
.lightbox button { position: fixed; top: 16px; right: 16px; width: 46px; height: 46px; border-radius: 50%; border: 0; background: #fff; color: var(--blue-800); display: grid; place-items: center; cursor: pointer; }

/* partner */
.logos { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: clamp(24px, 4vw, 56px); }
.logos img { height: 86px; width: auto; max-width: 180px; object-fit: contain; filter: grayscale(1); opacity: .75; transition: filter .3s, opacity .3s; }
.logos img:hover { filter: none; opacity: 1; }
.logos--color img { filter: none; opacity: 1; }

/* recensioni */
.reviews { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.review { display: flex; flex-direction: column; gap: 14px; margin: 0; }
.stars { display: flex; gap: 2px; color: #f5b400; }
.stars .icon { width: 18px; height: 18px; fill: currentColor; stroke: none; }
.review blockquote { margin: 0; color: var(--ink); font-size: .98rem; }
.review cite { margin-top: auto; font: 700 .95rem/1 var(--font-head); color: var(--blue-800); font-style: normal; display: flex; align-items: center; gap: 10px; }
.avatar { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--mint-50); color: var(--blue-600); font: 800 .9rem/1 var(--font-head); }

/* prodotti (privati) */
.product { display: flex; flex-direction: column; gap: 16px; }
.product h3 { font-size: 1.6rem; margin: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; list-style: none; }
.chips li { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; background: var(--mint-50); color: var(--blue-800); font: 600 .82rem/1 var(--font-head); }
.chips .icon { width: 1em; height: 1em; color: var(--mint-600); }
.product .filter { padding: 16px 18px; border-radius: var(--radius-sm); background: var(--soft); font-size: .92rem; }
.product .filter ul { margin: 6px 0; }
.product .filter p:last-child { font-size: .82rem; color: var(--muted); }

/* lista check */
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; }
.checks .ico { width: 36px; height: 36px; border-radius: 12px; }
.checks .ico .icon { width: 18px; height: 18px; }

/* video */
.video-frame { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: #000; }
.video-frame video { width: 100%; }
.video-frame--portrait { max-width: 380px; margin: 0 auto; }

/* ---------- invito al contatto ---------- */
.cta { position: relative; overflow: hidden; border-radius: 32px; padding: clamp(36px, 5vw, 64px); color: #fff; background: radial-gradient(700px 400px at 100% 0%, rgba(113, 240, 191, .35), transparent 60%), linear-gradient(135deg, var(--blue-900), var(--blue-600)); box-shadow: var(--shadow); display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center; }
.cta h2 { color: #fff; margin-bottom: .3em; }
.cta p { color: rgba(255, 255, 255, .88); font-size: 1.08rem; }
.cta .eyebrow { color: var(--mint); }
.cta .eyebrow::before { background: var(--mint); }
.cta-actions { display: grid; gap: 12px; }
.cta-actions .btn { width: 100%; }
.cta-actions small { color: rgba(255, 255, 255, .7); text-align: center; }

/* ---------- footer ---------- */
.site-footer { background: var(--blue-950); color: rgba(255, 255, 255, .78); padding: 64px 0 28px; font-size: .95rem; margin-top: clamp(56px, 8vw, 104px); }
.site-footer.no-gap { margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
.site-footer h3 { color: #fff; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 16px; }
.site-footer a { color: rgba(255, 255, 255, .85); text-decoration: none; }
.site-footer a:hover { color: var(--mint); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-brand img { height: 52px; width: auto; margin-bottom: 18px; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact .icon { color: var(--mint); margin-top: 4px; width: 1.05em; height: 1.05em; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .12); font-size: .85rem; color: rgba(255, 255, 255, .6); }
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 18px; }

/* barra contatti mobile */
.mobile-bar { display: none; }

/* sotto-navigazione pagina privati */
.subnav { position: sticky; top: var(--header-h); z-index: 40; background: rgba(255, 255, 255, .95); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.subnav ul { display: flex; gap: 6px; list-style: none; margin: 0 auto; padding: 10px 20px; max-width: var(--container); overflow-x: auto; scrollbar-width: none; }
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a { display: block; padding: 8px 14px; border-radius: 999px; white-space: nowrap; font: 600 .88rem/1 var(--font-head); color: var(--blue-800); text-decoration: none; }
.subnav a:hover, .subnav a.is-active { background: var(--mint-50); }
html:has(.subnav) { scroll-padding-top: calc(var(--header-h) + 72px); }

/* animazione d'entrata leggera */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
  .js .reveal.is-in { opacity: 1; transform: none; }
}
@media print { .reveal { opacity: 1 !important; transform: none !important; } .site-header, .mobile-bar, .subnav { position: static; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .nav, .header-cta .tel-link { display: none; }
  .burger { display: inline-flex; }
  .header-cta { margin-left: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  :root { --header-h: 68px; }
  .brand img { height: 40px; }
  .hero-in, .split, .tabpanel-card, .cta { grid-template-columns: 1fr; }
  .hero-media { max-width: 460px; }
  .split--reverse .split-media { order: 0; }
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .table-hint { display: block; }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .hero-media { max-width: 340px; }
  .media-stack .media:nth-child(2) { width: 70%; margin-top: -40px; }
}
@media (max-width: 640px) {
  body { font-size: .98rem; padding-bottom: 72px; }
  .header-cta .btn { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .choice { min-height: 360px; }
  .case-meta { grid-template-columns: 1fr 1fr; }
  .tablist { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; margin: 0 -20px; padding: 4px 20px 10px; scrollbar-width: none; }
  .tablist::-webkit-scrollbar { display: none; }
  .tab { white-space: nowrap; }
  .chart { height: 260px; background: repeating-linear-gradient(to top, transparent 0 51px, var(--line) 51px 52px); }
  .chart-labels { font-size: .78rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .btn-row .btn { flex: 1 1 100%; }
  .mobile-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 45; padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: rgba(255, 255, 255, .96); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-top: 1px solid var(--line); }
  .mobile-bar .btn { min-height: 46px; padding: 10px 12px; font-size: .92rem; }
  .gallery, .gallery--posts { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .logos img { height: 64px; max-width: 130px; }
}