/* Burning TAX, official.burningtax.com. Design: canvas "Burning TAX – nuovo sito" su Claude Design. */

@font-face { font-family: 'Public Sans'; src: url('fonts/public-sans-normal.woff2') format('woff2'); font-weight: 100 900; font-style: normal; font-display: swap; }
@font-face { font-family: 'Public Sans'; src: url('fonts/public-sans-italic.woff2') format('woff2'); font-weight: 100 900; font-style: italic; font-display: swap; }
@font-face { font-family: 'Source Serif 4'; src: url('fonts/source-serif-4-normal.woff2') format('woff2'); font-weight: 200 900; font-style: normal; font-display: swap; }
@font-face { font-family: 'IBM Plex Mono'; src: url('fonts/ibm-plex-mono-400.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'IBM Plex Mono'; src: url('fonts/ibm-plex-mono-500.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }

:root {
  --carta: #FFFFFF;
  --velina: #EEF4F8;
  --linea: #C9D8E3;
  --bordo-campo: #7F97AA;
  --blu: #0B6EA8;
  --notte: #0B3A5B;
  --inchiostro: #13293D;
  --testo-2: #2C4355;
  --testo-3: #44596B;
  --tenue: #52687A;
  --sigillo: #C2510F;
  --sigillo-testo: #A8440C;
  --chiaro: #DCE6EE;
  --chiaro-2: #B5C7D6;
  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: 'Public Sans', 'Helvetica Neue', Helvetica, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --margine: clamp(20px, 5vw, 48px);
  --ombra: 0 28px 56px -32px rgba(11, 58, 91, 0.5);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--sans); font-size: 17px; line-height: 1.6; color: var(--inchiostro); background: var(--carta); }
img { max-width: 100%; height: auto; }
a { color: var(--blu); }
a:hover { color: var(--notte); }
:focus-visible { outline: 3px solid var(--sigillo); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; text-wrap: balance; }
p { text-wrap: pretty; }
.mono { font-family: var(--mono); }

.salta { position: absolute; left: -10000px; top: 12px; z-index: 10; padding: 10px 16px; background: var(--notte); color: #fff; border-radius: 6px; }
.salta:focus { left: 12px; color: #fff; }

.contenitore { max-width: 1200px; margin: 0 auto; padding-inline: var(--margine); }

/* Bottoni */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border: 0; border-radius: 6px; background: var(--blu); color: #fff; font-family: inherit; font-size: 17px; font-weight: 600; line-height: 1.2; text-align: center; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--notte); color: #fff; }
.btn-secondario { background: transparent; color: var(--blu); border: 1.5px solid var(--blu); }
.btn-secondario:hover { background: var(--velina); color: var(--notte); border-color: var(--notte); }
.btn-piccolo { min-height: 44px; padding: 0 20px; font-size: 16px; }

/* Intestazione */
.intestazione { background: var(--carta); border-bottom: 1px solid var(--linea); }
.intestazione .contenitore { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 28px; padding-block: 12px; }
.logo { display: flex; align-items: center; margin-right: auto; }
.logo img { display: block; height: 60px; width: auto; }
.menu { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 28px; }
.menu a { padding: 12px 0; color: var(--inchiostro); font-size: 16px; font-weight: 500; text-decoration: none; }
.menu a:hover { color: var(--blu); }
.menu a.attivo { padding-bottom: 10px; border-bottom: 2px solid var(--sigillo); font-weight: 600; }
.intestazione .btn.attivo { background: var(--notte); }

/* Elementi di testo ricorrenti */
.occhiello { margin: 0; color: var(--sigillo-testo); font-size: 14px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.titolo-pagina { margin: 0; font-size: clamp(36px, 5vw, 56px); line-height: 1.08; letter-spacing: -0.015em; }
.sommario { margin: 0; max-width: 40rem; color: var(--testo-3); font-size: clamp(18px, 2vw, 20px); line-height: 1.55; }
.titolo-sezione { margin: 0; font-size: clamp(30px, 3.4vw, 40px); line-height: 1.15; letter-spacing: -0.01em; }
.etichetta { color: var(--tenue); font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.link-freccia { padding: 10px 0; font-weight: 600; text-decoration: none; }
.link-freccia:hover { text-decoration: underline; }

/* Sezioni */
.sezione { padding-block: clamp(64px, 8vw, 96px); }
.fascia-velina { background: var(--velina); border-block: 1px solid var(--linea); }
.testata-sezione { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 32px; margin-bottom: 48px; }
.intro-pagina .contenitore { display: flex; flex-direction: column; gap: 22px; padding-block: clamp(56px, 7vw, 80px) 56px; }
.due-colonne { display: flex; flex-wrap: wrap; gap: 24px 72px; }
.due-colonne > :first-child { flex: 1 1 260px; min-width: 0; }
.due-colonne > :last-child { flex: 999 1 560px; min-width: 0; }
.griglia-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 40px 48px; }

/* Apertura della home e blocchi con la scheda di Attitude LLC */
.apertura .contenitore { display: flex; flex-wrap: wrap; align-items: center; gap: 56px 64px; padding-block: clamp(56px, 7vw, 88px) clamp(64px, 8vw, 96px); }
.apertura-testo { flex: 3 1 540px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.apertura-scheda { flex: 2 1 360px; min-width: 0; }
.azioni { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

/* Scheda di registro di Attitude LLC */
.scheda-area { position: relative; padding-top: 30px; }
.scheda { overflow: hidden; background: var(--carta); border: 1px solid var(--linea); border-radius: 10px; box-shadow: var(--ombra); }
.scheda-testata { display: flex; align-items: center; gap: 14px; padding: 18px 24px; background: var(--notte); color: #fff; }
.scheda-testata svg { flex: 0 0 auto; }
.scheda-testata small { display: block; color: var(--linea); font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.scheda-testata strong { display: block; font-family: var(--serif); font-size: 22px; font-weight: 600; line-height: 1.2; }
.scheda dl { margin: 0; padding: 6px 24px 2px; }
.scheda dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 13px 0; border-bottom: 1px dashed var(--linea); }
.scheda dl > div:last-child { border-bottom: 0; }
.scheda dt { color: var(--tenue); font-size: 14px; }
.scheda dd { margin: 0; font-weight: 600; text-align: right; }
.scheda dd.mono { font-size: 17px; font-weight: 500; }
.scheda-piede { display: flex; flex-direction: column; gap: 6px; padding: 16px 24px 20px; background: var(--velina); border-top: 1px solid var(--linea); font-size: 15px; }
.scheda-piede a:first-child { font-weight: 600; }
.timbro { position: absolute; top: 0; right: 22px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; width: 104px; height: 104px; border: 3px double var(--sigillo); border-radius: 50%; background: var(--carta); color: var(--sigillo-testo); font-family: var(--mono); line-height: 1.15; text-align: center; text-transform: uppercase; transform: rotate(-10deg); }
.timbro span { font-size: 10px; letter-spacing: 0.12em; }
.timbro strong { font-size: 21px; font-weight: 500; }

/* Numeri */
.fatti { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 32px 56px; padding-block: 52px; }
.fatto { display: flex; flex-direction: column; gap: 8px; }
.fatto strong { color: var(--notte); font-family: var(--serif); font-size: 46px; font-weight: 600; line-height: 1; }
.fatto span { color: var(--testo-3); font-size: 16px; }

/* Servizi in home */
.servizio { display: flex; flex-direction: column; gap: 14px; padding-top: 24px; border-top: 2px solid var(--inchiostro); }
.servizio h3 { margin: 0; font-size: 26px; line-height: 1.2; }
.servizio p { margin: 0; color: var(--testo-3); }
.numero { color: var(--sigillo-testo); font-family: var(--mono); font-size: 14px; }

/* Fascia scura */
.fascia-notte { background: var(--notte); color: #fff; }
.fascia-notte .contenitore { display: flex; flex-wrap: wrap; align-items: center; gap: 40px 72px; }
.fascia-notte h2 { margin: 0; color: #fff; }
.fascia-notte .testo-principale { flex: 3 1 480px; min-width: 0; display: flex; flex-direction: column; gap: 20px; }
.fascia-notte .testo-principale p { margin: 0; color: var(--chiaro); font-size: 19px; }
.riquadro-chiaro { flex: 2 1 340px; min-width: 0; display: flex; flex-direction: column; gap: 12px; padding: 28px; border: 1px solid rgba(201, 216, 227, 0.4); border-radius: 10px; }
.riquadro-chiaro h3 { margin: 0; color: var(--linea); font-family: var(--sans); font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; }
.riquadro-chiaro p { margin: 0; }

/* Elenchi di articoli */
.scheda-articolo { display: flex; flex-direction: column; gap: 12px; padding-top: 20px; border-top: 1px solid var(--linea); }
.scheda-articolo h2, .scheda-articolo h3 { margin: 0; font-size: 24px; line-height: 1.25; }
.scheda-articolo h2 a, .scheda-articolo h3 a, .in-evidenza h2 a { color: var(--inchiostro); text-decoration: none; }
.scheda-articolo h2 a:hover, .scheda-articolo h3 a:hover, .in-evidenza h2 a:hover { color: var(--blu); text-decoration: underline; }
.scheda-articolo p { margin: 0; color: var(--testo-3); font-size: 16px; }
.categoria { color: var(--sigillo-testo); font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.data { color: var(--tenue); font-size: 14px; }
.griglia-articoli { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr)); gap: 48px; }
.filtri { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.filtro { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 18px; border: 1px solid var(--linea); border-radius: 999px; background: var(--carta); color: var(--inchiostro); font-size: 15px; font-weight: 600; text-decoration: none; }
.filtro:hover { border-color: var(--notte); color: var(--inchiostro); }
.filtro span { font-family: var(--mono); font-size: 13px; font-weight: 400; }
.filtro[aria-current="page"] { background: var(--notte); border-color: var(--notte); color: #fff; }
.in-evidenza { display: flex; flex-wrap: wrap; gap: 24px 64px; margin-bottom: 56px; padding: clamp(24px, 4vw, 40px); background: var(--velina); border: 1px solid var(--linea); border-radius: 12px; }
.in-evidenza .principale { flex: 3 1 480px; min-width: 0; display: flex; flex-direction: column; gap: 14px; }
.in-evidenza h2 { margin: 0; font-size: clamp(28px, 3.2vw, 38px); line-height: 1.15; letter-spacing: -0.01em; }
.in-evidenza p { margin: 0; color: var(--testo-2); font-size: 18px; }
.in-evidenza .lato { flex: 1 1 220px; min-width: 0; display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start; gap: 14px; }
.paginazione { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--linea); }

/* Invito alla consulenza */
.invito { background: var(--velina); border-top: 1px solid var(--linea); }
.invito .contenitore { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px 56px; padding-block: 80px; }
.invito-testo { flex: 1 1 520px; min-width: 0; display: flex; flex-direction: column; gap: 14px; }
.invito h2 { margin: 0; font-size: clamp(28px, 3vw, 36px); line-height: 1.2; }
.invito p { margin: 0; max-width: 40rem; color: var(--testo-3); font-size: 18px; }

/* Servizi: i passi */
.passi { margin: 0; padding: 0; list-style: none; }
.passo { display: flex; gap: 24px; }
.passo-segno { flex: 0 0 48px; display: flex; flex-direction: column; align-items: center; }
.passo-numero { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; border: 1.5px solid var(--blu); border-radius: 50%; color: var(--blu); font-family: var(--mono); font-size: 16px; font-weight: 500; }
.passo-linea { flex: 1 1 auto; width: 1.5px; min-height: 24px; background: var(--linea); }
.passo-testo { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 8px; padding: 9px 0 40px; }
.passo-testo h3 { margin: 0; font-size: 24px; line-height: 1.25; }
.passo-testo p { margin: 0; color: var(--testo-3); }
.passo:last-child .passo-numero { background: var(--blu); color: #fff; }
.passo:last-child .passo-linea { display: none; }
.passo:last-child .passo-testo { padding-bottom: 0; }

/* Attitude LLC: certificati e verifica */
.tabella { position: relative; margin: 0 0 20px; overflow-x: auto; border: 1px solid var(--linea); border-radius: 10px; }
.tabella table { width: 100%; min-width: 460px; border-collapse: collapse; font-size: 16px; line-height: 1.5; }
.tabella th, .tabella td { padding: 14px 20px; border-bottom: 1px solid var(--linea); text-align: left; }
.tabella thead th { background: var(--velina); color: var(--testo-3); font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.tabella tbody tr:last-child > * { border-bottom: 0; }
.certificati table { min-width: 640px; }
.certificati th, .certificati td { padding: 18px 24px; }
.certificati tbody th { font-family: var(--serif); font-size: 22px; font-weight: 600; }
.certificati .destra { text-align: right; }
.verifica { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 24px; }
.verifica li { display: flex; flex-direction: column; gap: 14px; padding: 28px; background: var(--carta); border: 1px solid var(--linea); border-radius: 10px; }
.verifica p { margin: 0; }
.recapiti { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr)); gap: 24px; }
.recapiti > div { display: flex; flex-direction: column; gap: 8px; padding-top: 18px; border-top: 2px solid var(--inchiostro); }
.recapiti address { font-style: normal; }

/* Pagine di testo e articoli */
.testo { min-width: 0; max-width: 720px; font-size: 18px; line-height: 1.7; }
.testo > :first-child { margin-top: 0; }
.testo p { margin: 0 0 20px; }
.testo h2 { margin: 48px 0 16px; font-size: clamp(26px, 2.6vw, 31px); line-height: 1.2; letter-spacing: -0.01em; scroll-margin-top: 24px; }
.testo h3 { margin: 32px 0 10px; font-size: 21px; line-height: 1.3; }
.testo ul, .testo ol { margin: 0 0 20px; padding-left: 24px; }
.testo li { margin-bottom: 10px; }
.testo li::marker { color: var(--sigillo-testo); }
.testo #fonti + ul { padding: 0; list-style: none; counter-reset: fonte; font-size: 16px; line-height: 1.5; }
.testo #fonti + ul li { display: flex; gap: 14px; counter-increment: fonte; }
.testo #fonti + ul li::before { content: "[" counter(fonte) "]"; flex: 0 0 auto; padding-top: 2px; color: var(--tenue); font-family: var(--mono); font-size: 14px; }
.pagina-testo .contenitore { padding-bottom: 96px; }

.articolo-testata .contenitore { display: flex; flex-direction: column; gap: 22px; padding-block: 56px 48px; }
.articolo-testata .contenitore::after { content: ""; display: block; height: 1px; margin-top: 26px; background: var(--linea); }
.percorso { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; color: var(--tenue); font-size: 15px; }
.percorso a { text-decoration: none; }
.percorso a:hover { text-decoration: underline; }
.articolo-titolo { margin: 0; max-width: 52rem; font-size: clamp(34px, 4.6vw, 52px); line-height: 1.1; letter-spacing: -0.015em; }
.articolo-sommario { margin: 0; max-width: 46rem; color: var(--testo-2); font-size: clamp(18px, 2vw, 21px); line-height: 1.55; }
.meta { display: flex; flex-wrap: wrap; gap: 4px 0; color: var(--tenue); font-size: 15px; }
.meta > * + *::before { content: "·"; margin: 0 12px; color: var(--tenue); }
.meta a { text-decoration: none; }
.articolo-corpo .contenitore { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 40px 72px; padding-block: 8px 96px; }
.articolo-corpo .testo { flex: 999 1 600px; }
.indice { flex: 1 1 240px; min-width: 0; display: flex; flex-direction: column; gap: 14px; padding-top: 6px; }
.indice nav { display: flex; flex-direction: column; border-left: 1px solid var(--linea); }
.indice a { margin-left: -1px; padding: 7px 0 7px 16px; border-left: 2px solid transparent; color: var(--testo-3); font-size: 15px; line-height: 1.4; text-decoration: none; }
.indice a:hover { color: var(--inchiostro); border-left-color: var(--bordo-campo); }
.indice a.attivo { border-left-color: var(--sigillo); color: var(--inchiostro); font-weight: 600; }
@media (min-width: 1000px) { .indice { position: sticky; top: 24px; } }
.chi-scrive { display: flex; align-items: flex-start; gap: 16px; margin-top: 40px; padding: 22px 0; border-top: 2px solid var(--inchiostro); border-bottom: 1px solid var(--linea); color: var(--testo-3); font-size: 15px; line-height: 1.6; }
.chi-scrive svg { flex: 0 0 auto; margin-top: 2px; }
.chi-scrive p { margin: 0; }
.correlati { border-top: 1px solid var(--linea); }

/* Modulo */
.riquadro-modulo { display: flex; flex-direction: column; gap: 16px; margin-top: 48px; padding: clamp(24px, 4vw, 36px); background: var(--velina); border: 1px solid var(--linea); border-radius: 12px; font-size: 17px; line-height: 1.6; }
.riquadro-modulo h2 { margin: 0; font-size: 30px; line-height: 1.2; }
.riquadro-modulo > p { margin: 0; color: var(--testo-2); }
.modulo { display: flex; flex-direction: column; gap: 16px; margin: 0; }
.campi { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 16px; }
.modulo.colonna .campi { grid-template-columns: 1fr; gap: 18px; }
.campo { display: flex; flex-direction: column; gap: 6px; font-size: 15px; font-weight: 600; }
.campo input { min-height: 48px; padding: 10px 14px; border: 1px solid var(--bordo-campo); border-radius: 6px; background: var(--carta); color: var(--inchiostro); font: 400 17px/1.4 var(--sans); }
.campo input:focus { border-color: var(--blu); outline: 3px solid rgba(11, 110, 168, 0.3); outline-offset: 0; }
.consenso { display: flex; align-items: flex-start; gap: 12px; font-size: 15px; line-height: 1.5; }
.consenso input { flex: 0 0 auto; width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--blu); }
.modulo .btn { align-self: flex-start; }
.trappola { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* Contatti */
.contatti { background: var(--velina); border-bottom: 1px solid var(--linea); }
.contatti .contenitore { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 48px 72px; padding-block: clamp(56px, 7vw, 80px) 96px; }
.contatti-testo { flex: 1 1 400px; min-width: 0; display: flex; flex-direction: column; gap: 22px; }
.contatti-testo .sommario { color: var(--testo-2); }
.blocco-info { display: flex; flex-direction: column; gap: 6px; padding-top: 20px; border-top: 1px solid var(--linea); }
.blocco-info p { margin: 0; color: var(--testo-3); }
.contatti-modulo { flex: 1 1 440px; min-width: 0; padding: clamp(24px, 4vw, 36px); background: var(--carta); border: 1px solid var(--linea); border-radius: 12px; box-shadow: var(--ombra); }

/* Piede */
.piede { background: var(--notte); color: var(--chiaro); font-size: 15px; }
.piede .contenitore { display: flex; flex-direction: column; gap: 40px; padding-block: 64px 32px; }
.piede-colonne { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr)); gap: 32px 56px; }
.piede-colonne > * { display: flex; flex-direction: column; gap: 12px; }
.piede nav { gap: 6px; }
.piede p { margin: 0; }
.piede a { color: #fff; }
.piede nav a { text-decoration: none; }
.piede nav a:hover { color: #fff; text-decoration: underline; }
.piede .marchio { color: #fff; font-family: var(--serif); font-size: 22px; font-weight: 600; }
.piede .etichetta { color: var(--chiaro-2); letter-spacing: 0.1em; }
.piede nav .etichetta { margin-bottom: 6px; }
.piede .nota { color: var(--chiaro-2); font-size: 14px; }
.piede .mono { color: #fff; }
.piede-fondo { padding-top: 24px; border-top: 1px solid rgba(201, 216, 227, 0.25); color: var(--chiaro-2); font-size: 14px; }

@media (max-width: 560px) {
  .logo img { height: 48px; }
  .menu { gap: 0 22px; }
  .intestazione .btn { padding: 0 16px; font-size: 15px; }
  .timbro { right: 12px; width: 88px; height: 88px; }
  .timbro strong { font-size: 18px; }
  .scheda dl > div { flex-direction: column; gap: 2px; }
  .scheda dd { text-align: left; }
}

/* Varianti di sezione */
.sezione-attaccata { padding-top: 24px; }
.fascia-interna { padding-block: 72px; }
.nota-sezione { margin: 12px 0 0; color: var(--tenue); font-size: 16px; }
.testo-grande { margin: 0; color: var(--testo-2); font-size: 19px; line-height: 1.6; }
.bordo-sopra { border-top: 1px solid var(--linea); }
.spazio-sotto { margin-bottom: 40px; }
.spazio-sopra { margin-top: 32px; }
.blocco-titolo { display: flex; flex-direction: column; gap: 12px; max-width: 46rem; }
.colonna-testo { display: flex; flex-direction: column; gap: 24px; }
.nascosto { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.email-grande { font-size: 19px; font-weight: 600; }
.elenco-articoli .contenitore { padding-bottom: 96px; }
.pagina-errore .contenitore { padding-bottom: 120px; }
@media (max-width: 640px) {
  .intestazione .contenitore { gap: 2px 16px; }
  .menu { order: 3; flex-basis: 100%; }
}