/* Sito di ArduLearn: stile della brochure (blu notte, giallo) con i post-it del quaderno */
@font-face { font-family: "Caveat"; src: url("Caveat.ttf") format("truetype"); font-display: swap; }
:root {
  --notte: #0b1530; --notte2: #13224a; --blu: #1d4ed8; --blu2: #1e40af; --chiaro: #eff4ff; --oro: #ffd43b;
  --testo: #1f2937; --mut: #5b6475; --bordo: #e2e8f0; --sfondo: #f6f8fc; --postit: #fff3a8; --rosso: #c92a2a;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; color: var(--testo); background: #fff; font-size: 17px; line-height: 1.6; }
img { max-width: 100%; height: auto; }
a { color: var(--blu); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.mano { font-family: "Caveat", "Segoe Print", cursive; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -.3px; }
h2 { font-size: 34px; margin: 0 0 10px; color: var(--notte); }
h2 em { font-style: normal; color: var(--blu); }
.kicker { font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--blu); margin-bottom: 6px; }
.lead { font-size: 19px; color: #3a4456; max-width: 760px; }
section { padding: 64px 0; }
section.grigio { background: var(--sfondo); }

/* barra in alto */
.nav { background: var(--notte); position: sticky; top: 0; z-index: 20; }
.nav-in { display: flex; align-items: center; gap: 18px; height: 64px; }
.marchio { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 21px; }
.menu { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.menu a { color: #c7d2fe; text-decoration: none; padding: 7px 12px; border-radius: 8px; font-size: 15px; }
.menu a:hover, .menu a.on { color: #fff; background: rgba(255,255,255,.1); }
.menu a.cta { background: var(--oro); color: #3b2f00; font-weight: 700; margin-left: 6px; }
.menu-t, .menu-b { display: none; }
@media (max-width: 860px) {
  .menu-b { display: block; margin-left: auto; color: #fff; font-size: 26px; cursor: pointer; }
  .menu { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--notte); flex-direction: column; align-items: stretch; padding: 8px 20px 16px; }
  .menu-t:checked ~ .menu { display: flex; }
}

/* pulsanti */
.btn { display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 700; text-decoration: none; font-size: 16px; border: 2px solid transparent; }
.btn.oro { background: var(--oro); color: #3b2f00; }
.btn.blu { background: var(--blu); color: #fff; }
.btn.vuoto { border-color: #93a8e6; color: #fff; }
.btn.bordo { border-color: var(--blu); color: var(--blu); background: #fff; }
.btn:hover { filter: brightness(1.06); }

/* testata della home */
.eroe { background: radial-gradient(120% 90% at 85% 0%, #1e3a8a 0%, var(--notte2) 45%, var(--notte) 100%); color: #fff; padding: 64px 0 72px; position: relative; overflow: hidden; }
.eroe::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1.2px); background-size: 22px 22px; }
.eroe .wrap { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
.eroe h1 { font-size: 50px; margin: 0; }
.eroe h1 span { color: var(--oro); }
.eroe p { color: #c7d2fe; font-size: 19px; margin: 18px 0 24px; }
.eroe .mano { color: var(--oro); font-size: 27px; display: inline-block; transform: rotate(-2deg); margin-top: 16px; }
.portatile { position: relative; }
.portatile .schermo { background: #0f172a; border-radius: 12px 12px 0 0; padding: 10px; box-shadow: 0 24px 50px rgba(0,0,0,.45); }
.portatile .schermo img { display: block; border-radius: 4px; }
.portatile .base { height: 14px; margin: 0 -24px; background: linear-gradient(#cbd5e1, #94a3b8); border-radius: 0 0 14px 14px; }
.portatile .scheda { position: absolute; right: -26px; bottom: -46px; width: 44%; transform: rotate(-8deg); filter: drop-shadow(0 12px 18px rgba(0,0,0,.5)); }
@media (max-width: 860px) { .eroe .wrap { grid-template-columns: 1fr; } .eroe h1 { font-size: 36px; } .portatile .scheda { right: 0; } }

/* post-it */
.postit { background: var(--postit); color: #3b2f00; font-family: "Caveat", "Segoe Print", cursive; font-size: 24px; line-height: 1.15; padding: 14px 18px 18px; box-shadow: 0 8px 16px rgba(0,0,0,.14); transform: rotate(1.5deg); white-space: pre-line; position: relative; max-width: 300px; }
.postit::before { content: ""; position: absolute; top: -10px; left: 50%; width: 70px; height: 20px; margin-left: -35px; background: rgba(255,255,255,.6); transform: rotate(-3deg); }
.postit.blu { background: #d0ebff; color: #0b2a4a; transform: rotate(-1.5deg); }
.postit.verde { background: #d3f9d8; color: #0b3d16; transform: rotate(-1deg); }

/* schede e griglie */
.griglia3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.griglia2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
@media (max-width: 860px) { .griglia3, .griglia2 { grid-template-columns: 1fr; } }
.vantaggio { background: var(--chiaro); border-radius: 14px; padding: 20px 22px; }
.vantaggio b { display: block; color: var(--blu2); font-size: 19px; margin-bottom: 4px; }
.carta { background: #fff; border: 1px solid var(--bordo); border-radius: 16px; overflow: hidden; box-shadow: 0 8px 22px rgba(15,23,42,.06); display: flex; flex-direction: column; }
.carta .foto { aspect-ratio: 16/10; background: #f1f5f9 center/cover no-repeat; border-bottom: 1px solid var(--bordo); }
.carta .dentro { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
.carta h3 { margin: 0 0 6px; font-size: 21px; color: var(--notte); }
.carta p { margin: 0 0 14px; color: var(--mut); flex: 1; }
.tag { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 1px; background: var(--blu); color: #fff; border-radius: 30px; padding: 3px 12px; margin-bottom: 8px; text-transform: uppercase; }
.punti { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px 28px; margin-top: 26px; }
.punti div b { display: block; color: var(--notte); margin-bottom: 2px; }
.punti div { color: var(--mut); font-size: 16px; border-left: 3px solid var(--blu); padding-left: 14px; }
@media (max-width: 860px) { .punti { grid-template-columns: 1fr; } }
.schede { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 24px; }
.schede .carta img { display: block; margin: 18px auto 0; max-height: 190px; }
@media (max-width: 860px) { .schede { grid-template-columns: 1fr; } }

/* novità */
.novita { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.novita li { background: #fff; border: 1px solid var(--bordo); border-left: 4px solid var(--oro); border-radius: 10px; padding: 12px 16px; }
.novita .data { font-size: 13px; color: var(--mut); }

/* banda finale */
.banda { background: var(--notte); color: #fff; text-align: center; }
.banda h2 { color: #fff; }
.banda p { color: #c7d2fe; }

/* pagine interne */
.testata { background: var(--notte2); color: #fff; padding: 44px 0 38px; }
.testata h1 { margin: 0; font-size: 40px; }
.testata p { margin: 8px 0 0; color: #c7d2fe; font-size: 18px; max-width: 760px; }
.testata .mano { color: var(--oro); font-size: 24px; }
.contenuto { padding: 44px 0 64px; }
.contenuto .testo { max-width: 800px; }
.contenuto .testo img { border-radius: 10px; }
.avviso { background: var(--postit); border-radius: 10px; padding: 12px 16px; margin: 16px 0; }

/* training */
.filtri { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 24px; }
.filtri button { border: 1px solid var(--bordo); background: #fff; border-radius: 30px; padding: 7px 16px; font: inherit; font-size: 15px; cursor: pointer; }
.filtri button.on { background: var(--blu); border-color: var(--blu); color: #fff; }
.video { background: #000 center/cover no-repeat; aspect-ratio: 16/9; position: relative; cursor: pointer; border: 0; width: 100%; display: block; padding: 0; }
.video::after { content: "▶"; position: absolute; left: 50%; top: 50%; width: 72px; height: 52px; margin: -26px 0 0 -36px; background: rgba(220,38,38,.92); color: #fff; border-radius: 14px; font-size: 24px; line-height: 52px; text-align: center; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video.attivo::after { display: none; }
.nota-video { font-size: 13px; color: var(--mut); }

/* prova online */
.prova-avvio { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.esempi a { text-decoration: none; color: inherit; }
.esempi .carta:hover { border-color: var(--blu); }

/* piede */
.piede { background: #0a1128; color: #aab4d4; padding: 28px 0 18px; font-size: 15px; }
.piede a { color: #dbe4ff; }
.piede-in { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
.dono { display: flex; align-items: center; gap: 12px; }
.dono .mano { color: var(--oro); font-size: 22px; }
.btn-dono { background: #c2255c; color: #fff !important; text-decoration: none; padding: 8px 16px; border-radius: 10px; font-weight: 700; }
.nota-marchi { font-size: 12px; color: #6f7a9c; margin-top: 16px; }
.carta .dentro .tag, .carta .dentro .btn { align-self: flex-start; }
.griglia2 > .postit, .griglia3 > .postit { align-self: start; }
.carta .foto { background-position: left top; }
.contenuto .testo blockquote { margin: 18px 0; padding: 14px 20px; background: var(--postit); border-radius: 10px; font-size: 19px; transform: rotate(-.4deg); box-shadow: 0 6px 14px rgba(0,0,0,.08); }
.contenuto .testo blockquote p { margin: 0; }

/* privacy: banner e preferenze */
.priv-banner { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 100; max-width: 900px; margin: 0 auto; background: #fff; color: var(--testo); border: 1px solid var(--bordo); border-radius: 14px; box-shadow: 0 16px 40px rgba(15,23,42,.25); padding: 16px 44px 16px 20px; font-size: 15px; }
.priv-banner p { margin: 0 0 12px; }
.priv-x { position: absolute; top: 8px; right: 10px; border: 0; background: none; font-size: 24px; line-height: 1; cursor: pointer; color: var(--mut); }
.priv-azioni { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.priv-btn { font: inherit; font-size: 15px; font-weight: 600; padding: 9px 16px; border-radius: 9px; border: 2px solid var(--blu); background: #fff; color: var(--blu); cursor: pointer; }
.priv-btn.pri { background: var(--blu); color: #fff; }
.priv-pref { position: fixed; inset: 0; z-index: 110; background: rgba(11,21,48,.55); display: flex; align-items: center; justify-content: center; padding: 16px; }
.priv-box { background: #fff; border-radius: 16px; max-width: 560px; width: 100%; padding: 22px 24px; box-shadow: 0 20px 50px rgba(0,0,0,.3); max-height: 90vh; overflow: auto; }
.priv-box h2 { font-size: 24px; margin: 0 0 12px; }
.priv-riga { display: grid; grid-template-columns: 22px 1fr; gap: 10px; padding: 10px 0; border-top: 1px solid var(--bordo); font-size: 15px; }
.priv-riga input { width: 18px; height: 18px; margin-top: 3px; }
.priv-nota { font-size: 14px; color: var(--mut); }
.video-consenso { position: absolute; inset: 0; background: rgba(11,21,48,.88); color: #fff; padding: 14px; display: flex; flex-direction: column; justify-content: center; gap: 10px; font-size: 14px; text-align: left; cursor: default; }
.video-consenso a { color: #ffd43b; }
.video-consenso .priv-btn { align-self: flex-start; background: var(--oro); color: #3b2f00; border-color: var(--oro); }
.video-consenso label { display: flex; gap: 6px; align-items: center; }
.video .titolo-vid { position: absolute; left: 0; right: 0; bottom: 0; padding: 8px 12px; background: linear-gradient(transparent, rgba(0,0,0,.7)); color: #fff; font-size: 14px; text-align: left; }
.video-box { position: relative; }