/* DataLamp — stile del sito. Nessuna risorsa esterna: font di sistema, niente librerie. */

:root {
  --navy: #0B1620;
  --navy-2: #132331;
  --navy-line: rgba(244, 241, 234, .14);
  --ink: #F4F1EA;
  --ink-muted: #B7BFC7;
  --paper: #FAF8F3;
  --paper-2: #F2EEE4;
  --text: #0B1620;
  --muted: #4D5A66;
  --line: rgba(11, 22, 32, .12);
  --amber: #F5A420;
  --amber-dark: #C97F00;
  --amber-text: #8F5800; /* ambra leggibile su fondo chiaro */
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1120px;
  --gutter: clamp(16px, 4vw, 40px);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--text); font: 17px/1.6 var(--sans); }
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 12px; background: var(--amber); color: var(--navy); padding: 8px 14px; z-index: 10; }
.skip:focus { left: 16px; }

/* Testata */
.site-header { background: var(--navy); color: var(--ink); border-bottom: 1px solid var(--navy-line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px 32px; padding-top: 16px; padding-bottom: 16px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 36px; height: 36px; }
.wordmark { font: 700 15px/1 Arial, Helvetica, sans-serif; letter-spacing: .3em; color: var(--ink); }
.wordmark span { color: var(--amber); }
.nav { display: flex; flex-wrap: wrap; gap: 4px 24px; font-size: 15px; }
.nav a { color: var(--ink-muted); text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-color: var(--amber); }
.ext::after { content: " ↗"; color: var(--amber); }

/* Apertura scura */
.hero { position: relative; overflow: hidden; background: var(--navy); color: var(--ink); }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 70%; height: 140%;
  background: radial-gradient(closest-side, rgba(245, 164, 32, .13), transparent 70%);
  pointer-events: none;
}
.hero .wrap { position: relative; display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: center; padding-top: clamp(48px, 8vw, 104px); padding-bottom: clamp(56px, 9vw, 120px); }
.hero-small .wrap { grid-template-columns: 1fr; padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(40px, 6vw, 80px); }
.eyebrow { font: 600 13px/1.2 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--amber-text); margin: 0; }
.hero .eyebrow { color: var(--amber); }
.hero h1 { font: 400 clamp(36px, 5.6vw, 64px)/1.08 var(--serif); letter-spacing: -.01em; margin: 16px 0 24px; max-width: 16em; }
.hero-small h1 { font-size: clamp(32px, 4.6vw, 52px); }
.hero h1 em { color: var(--amber); }
.lede { font-size: clamp(18px, 1.7vw, 20px); color: var(--ink-muted); max-width: 34em; margin: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.hero-lamp svg { width: 100%; max-width: 380px; margin-left: auto; }
.hero-lamp .bar { transform-box: fill-box; transform-origin: bottom; animation: grow .9s cubic-bezier(.2, .7, .2, 1) both; }
.hero-lamp .b2 { animation-delay: .12s; }
.hero-lamp .b3 { animation-delay: .24s; }
.hero-lamp .cone { animation: light 1.2s ease-out both; }
@keyframes grow { from { transform: scaleY(0); } }
@keyframes light { from { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .hero-lamp * { animation: none !important; } }

/* Pulsanti */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: 16px; text-decoration: none; border: 1px solid transparent; }
.btn-primary { background: var(--amber); color: var(--navy); }
.btn-primary:hover { background: #FFB43C; }
.btn-ghost { border-color: var(--navy-line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink-muted); }
.btn-dark { background: var(--navy); color: var(--ink); }
.btn-dark:hover { background: var(--navy-2); }
.btn-line { border-color: var(--line); }
.btn-line:hover { border-color: var(--muted); }

/* Sezioni */
.section { padding: clamp(56px, 8vw, 104px) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-alt { background: var(--paper-2); }
.section-head { max-width: 42em; margin-bottom: 40px; }
h2 { font: 400 clamp(28px, 3.4vw, 40px)/1.15 var(--serif); letter-spacing: -.005em; margin: 12px 0 16px; }
h3 { font: 600 19px/1.3 var(--sans); margin: 0 0 8px; }
.muted { color: var(--muted); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 28px; }
.card p:last-child { margin-bottom: 0; }
.card .num { display: block; font: italic 400 20px/1 var(--serif); color: var(--amber-text); margin-bottom: 14px; }
.card .label { display: block; font: 600 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--amber-text); margin-bottom: 12px; }

.quote { font: 400 clamp(22px, 2.6vw, 30px)/1.4 var(--serif); border-left: 3px solid var(--amber); padding-left: clamp(18px, 3vw, 32px); margin: 0; max-width: 34em; }

/* Mapem */
.product { background: var(--navy); color: var(--ink); border-radius: 20px; padding: clamp(28px, 5vw, 56px); display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(28px, 5vw, 56px); }
@media (max-width: 860px) { .product { grid-template-columns: 1fr; } }
.product h2 { margin-top: 8px; }
.product .eyebrow { color: var(--amber); }
.product .tagline { font: italic 400 21px/1.4 var(--serif); color: var(--amber); margin-bottom: 20px; }
.product p { color: var(--ink-muted); }
.product strong { color: var(--ink); font-weight: 600; }
.modes { display: grid; gap: 14px; align-content: start; }
.mode { border: 1px solid var(--navy-line); border-radius: 14px; padding: 20px 22px; background: var(--navy-2); }
.mode h3 { color: var(--ink); }
.mode p { margin: 0; font-size: 16px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 0; padding: 0; list-style: none; }
.chips li { font-size: 14px; padding: 5px 12px; border-radius: 999px; background: rgba(245, 164, 32, .14); color: var(--amber); }

/* Elenco a passi */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.steps li { counter-increment: step; position: relative; padding: 4px 0 4px 52px; }
.steps li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 36px; height: 36px; border-radius: 50%; background: var(--navy); color: var(--amber); font: 600 16px/36px var(--sans); text-align: center; }

.empty { border: 1px dashed rgba(11, 22, 32, .25); border-radius: 14px; padding: 28px; background: transparent; }

.prose { max-width: 42em; }
.prose h2 { font-size: clamp(24px, 2.6vw, 30px); margin-top: 40px; }
.prose h2:first-child { margin-top: 0; }
.prose ul { padding-left: 1.2em; margin: 0 0 1em; }

/* Fascia contatti */
.cta-band { background: var(--paper-2); }
.cta-band .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 40px; }
.cta-band h2 { margin: 0; }

/* Piè di pagina */
.site-footer { background: var(--navy); color: var(--ink-muted); font-size: 15px; padding: 56px 0 32px; }
.site-footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .site-footer .cols { grid-template-columns: 1fr; } }
.site-footer h4 { font: 600 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ink); margin: 6px 0 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--ink); }
.site-footer .brand { margin-bottom: 14px; }
.site-footer .legal { border-top: 1px solid var(--navy-line); margin-top: 40px; padding-top: 20px; font-size: 14px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; }

@media (max-width: 760px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 28px; }
  .hero-lamp { order: -1; }
  .hero-lamp svg { max-width: 130px; margin: 0; }
}

/* Apertura della home: la lampada che fa luce sui dati.
   Da 768 px in su testo e lampada stanno a metà riga ciascuno; sotto, la lampada sta sopra il testo.
   La lampada vive in un riquadro quadrato come il viewBox del logo: luce.js la disegna lì dentro,
   mentre la tela copre tutta l'apertura perché i quadratini possano vagare anche sotto il testo. */
.hero-luce .wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 4vw, 56px); align-items: center; padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(40px, 6vw, 80px); }
.hero-luce .testo { position: relative; z-index: 1; }
.hero-luce .lampada { width: 100%; max-width: 520px; aspect-ratio: 1; justify-self: center; }
.hero-luce .lampada img { width: 100%; height: 100%; }
.hero-luce.animata .lampada img { visibility: hidden; }
.hero-luce::before { display: none; }
.luce { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hero-luce::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(11, 22, 32, .55) 0%, rgba(11, 22, 32, .35) 35%, rgba(11, 22, 32, 0) 50%);
}
@media (max-width: 767px) {
  .hero-luce .wrap { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-top: 24px; }
  .hero-luce .lampada { order: -1; max-width: 280px; }
  .hero-luce::after { display: none; }
}

/* Griglia a quattro colonne */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid-4 { grid-template-columns: 1fr; } }

/* Il primo passo: i livelli che poggiano sull'accesso */
.layers { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; justify-items: center; }
.layer { width: 100%; border: 1.5px dashed rgba(11, 22, 32, .24); border-radius: 12px; padding: 14px 20px; text-align: center; }
.layer strong { display: block; font-size: 17px; }
.layer span { display: block; color: var(--muted); font-size: 15px; line-height: 1.45; margin-top: 2px; }
.layer.l4 { width: 70%; border-color: rgba(11, 22, 32, .14); }
.layer.l3 { width: 80%; border-color: rgba(11, 22, 32, .18); }
.layer.l2 { width: 90%; }
.layer.l1 { border: 0; background: var(--navy); color: var(--ink); padding: 22px 20px; box-shadow: 0 -18px 40px -16px rgba(245, 164, 32, .55); }
.layer.l1 strong { font-size: 18px; }
.layer.l1 span { color: var(--ink-muted); }
.layer.l1 a { display: inline-block; margin-top: 10px; color: var(--amber); font-weight: 600; font-size: 15px; text-decoration: none; border-bottom: 1px solid rgba(245, 164, 32, .45); }
.layer.l1 a:hover { border-color: var(--amber); }
@media (max-width: 560px) { .layer.l2, .layer.l3, .layer.l4 { width: 100%; } }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 72px); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }

/* Soluzioni: una card per soluzione, ognuna è un ingresso */
.product .label { display: block; font: 600 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.solutions { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; align-items: stretch; }
@media (max-width: 860px) { .solutions { grid-template-columns: 1fr; } }
.solution { display: flex; flex-direction: column; background: var(--navy); color: var(--ink); border-radius: 20px; padding: clamp(28px, 4vw, 40px); }
.solution .label { display: block; font: 600 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.solution h2 { margin: 14px 0 6px; }
.solution .tagline { font: italic 400 20px/1.4 var(--serif); color: var(--amber); margin-bottom: 16px; }
.solution p { color: var(--ink-muted); }
.solution .actions { margin-top: auto; padding-top: 12px; }
.solution-next { display: flex; flex-direction: column; justify-content: center; border: 1.5px dashed rgba(11, 22, 32, .25); border-radius: 20px; padding: clamp(28px, 4vw, 40px); }
.solution-next .label { color: var(--amber-text); }

/* Selettore di lingua nel menu */
.nav a.lang { border: 1px solid var(--navy-line); border-radius: 999px; padding: 2px 10px; font-size: 13px; letter-spacing: .06em; align-self: center; }
.nav a.lang:hover { border-color: var(--ink-muted); }

/* Pagina Mapem: il marchio di Mapem accanto al nome, fermo. È quello di mapem.org: un quadrato e lo stesso
   quadrato ruotato di 45°, più trasparente. Il margine lascia spazio alle punte del rombo, che escono dal
   quadrato di circa un quinto del lato. */
.nome-mapem { display: flex; align-items: center; gap: .5em; }
.mapem-mark {
  --lato: .72em;
  position: relative; flex: none; width: var(--lato); height: var(--lato); margin: 0 calc(var(--lato) * .2);
  border: 2px solid var(--amber);
}
.mapem-mark span { position: absolute; inset: -2px; border: 2px solid rgba(245, 164, 32, .45); transform: rotate(45deg); }