/*
 * Font ufficiali INGV / DIN Pro Condensed.
 * I percorsi sono relativi a questo file CSS:
 * assets/css/style.css -> assets/fonts/*.ttf
 */
@font-face {
    font-family: "Roboto PoliSoft";
    src: url("../fonts/Roboto-Bold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedLight.ttf") format("truetype");
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedLightItalic.ttf") format("truetype");
    font-weight: 300;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedRegular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedItalic.ttf") format("truetype");
    font-weight: 400;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedMedium.ttf") format("truetype");
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedMediumItalic.ttf") format("truetype");
    font-weight: 500;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedBold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedBoldItalic.ttf") format("truetype");
    font-weight: 700;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedBlack.ttf") format("truetype");
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "DIN Pro Condensed";
    src: url("../fonts/DINPro-CondensedBlackItalic.ttf") format("truetype");
    font-weight: 900;
    font-style: italic;
    font-display: swap;
}

:root {
    --ingv-black: #000000;
    --ingv-white: #ffffff;
    --ingv-blue-900: #004456;
    --ingv-blue-800: #004f64;
    --ingv-blue-700: #00637d;
    --ingv-blue-600: #007695;
    --ingv-green: #3d8654;
    --ingv-purple: #a274ad;
    --ingv-red: #b6314f;
    --ingv-lime: #cacc57;
    --page-bg: #f6f8f8;
    --surface: #ffffff;
    --border: #d9e2e4;
    --text: #172126;
    --muted: #5d6b70;
    --shadow: 0 18px 45px rgb(0 68 86 / 0.12);
    --radius: 18px;
    --container: 1120px;
    --font-condensed: "DIN Pro Condensed", "Arial Narrow", Arial, sans-serif;
    --font-body: "DIN Pro Condensed", "Arial Narrow", Arial, sans-serif;
    --polisoft-gray: #77797b;
    --polisoft-teal: #004f64;
    --font-polisoft: "Roboto PoliSoft", Roboto, Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--page-bg);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
}

img,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: var(--ingv-blue-700);
    text-underline-offset: 0.18em;
}

a:hover,
a:focus-visible {
    color: var(--ingv-red);
}

.container {
    width: min(100% - 2rem, var(--container));
    margin-inline: auto;
}

.skip-link {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 20;
    padding: 0.65rem 0.9rem;
    color: var(--ingv-white);
    background: var(--ingv-black);
    transform: translateY(-150%);
}

.skip-link:focus {
    transform: translateY(0);
}

.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    gap: clamp(1rem, 3vw, 2.5rem);
    align-items: center;
    justify-content: space-between;
    min-height: 98px;
    padding-block: 1rem;
}



.brand {
    display: inline-flex;
    flex: 1 1 auto;
    align-items: center;
    min-width: 0;
    text-decoration: none;
}

.brand-logo {
    width: min(560px, 56vw);
    min-width: 260px;
}

.project-brand {
    flex: 0 0 auto;
    margin-left: auto;
    font-family: var(--font-polisoft);
    font-size: clamp(2.25rem, 5.4vw, 4.5rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.055em;
    white-space: nowrap;
}

.project-brand__poli {
    color: var(--polisoft-gray);
}

.project-brand__soft {
    color: var(--polisoft-teal);
}

.site-nav {
    color: var(--ingv-white);
    background: var(--ingv-blue-900);
}

.nav-inner {
    position: relative;
}

.nav-toggle {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    opacity: 0;
}

.nav-toggle-label {
    display: none;
}

.menu-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.15rem;
    align-items: center;
    padding: 0;
    margin: 0;
    list-style: none;
}

.menu-list a {
    display: inline-flex;
    align-items: center;
    min-height: 54px;
    padding: 0.9rem 1rem;
    color: var(--ingv-white);
    font-family: var(--font-condensed);
    font-size: 1.12rem;
    font-weight: 700;
    letter-spacing: 0.035em;
    text-decoration: none;
    text-transform: uppercase;
}

.menu-list a:hover,
.menu-list a:focus-visible,
.menu-list a[aria-current="page"] {
    background: var(--ingv-blue-700);
}

.site-main {
    min-height: 55vh;
}

.hero {
    position: relative;
    overflow: hidden;
    color: var(--ingv-white);
    background: var(--ingv-blue-900);
}

.hero::after {
    position: absolute;
    inset: auto 0 0 0;
    height: 0.45rem;
    content: "";
    background: linear-gradient(90deg, var(--ingv-blue-600), var(--ingv-green), var(--ingv-red), var(--ingv-purple), var(--ingv-lime));
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: center;
    padding-block: clamp(3rem, 7vw, 6rem);
}

.hero-kicker,
.section-kicker {
    margin: 0 0 0.5rem;
    color: var(--ingv-lime);
    font-family: var(--font-condensed);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-title,
.page-title,
.section-title,
.card-title {
    margin: 0;
    font-family: var(--font-condensed);
    font-weight: 700;
    line-height: 1.05;
    text-transform: uppercase;
}

.hero-title {
    max-width: 12ch;
    font-size: clamp(2.4rem, 8vw, 5.4rem);
}

.hero-lead {
    max-width: 62ch;
    margin: 1.3rem 0 0;
    font-size: clamp(1.08rem, 2vw, 1.6rem);
}

.hero-media {
    border: 1px solid rgb(255 255 255 / 0.18);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.page-section {
    padding-block: clamp(2.5rem, 6vw, 5rem);
}

.page-section--white {
    background: var(--surface);
}

.page-header {
    max-width: 760px;
    margin-bottom: 2rem;
}

.page-title {
    color: var(--ingv-blue-900);
    font-size: clamp(2rem, 5vw, 3.6rem);
}

.section-title {
    color: var(--ingv-blue-900);
    font-size: clamp(1.7rem, 4vw, 2.7rem);
}

.lead {
    color: var(--muted);
    font-size: clamp(1.05rem, 2vw, 1.22rem);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.card {
    padding: clamp(1.1rem, 3vw, 1.6rem);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-title {
    color: var(--ingv-blue-900);
    font-size: 1.6rem;
}

.card p {
    color: var(--ingv-blue-900);
    font-size: 1.3rem;
}

.card-accent {
    width: 46px;
    height: 5px;
    margin-bottom: 1rem;
    border-radius: 999px;
    background: var(--ingv-red);
}

.card:nth-child(2) .card-accent {
    background: var(--ingv-green);
}

.card:nth-child(3) .card-accent {
    background: var(--ingv-purple);
}

.media-block {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: center;
}

.media-box {
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.media-box img {
    width: 100%;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.4rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.72rem 1rem;
    color: var(--ingv-white);
    background: var(--ingv-blue-900);
    border: 2px solid var(--ingv-blue-900);
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
}

.button:hover,
.button:focus-visible {
    color: var(--ingv-white);
    background: var(--ingv-red);
    border-color: var(--ingv-red);
}

.button--secondary {
    color: var(--ingv-blue-900);
    background: transparent;
}

.button--secondary:hover,
.button--secondary:focus-visible {
    color: var(--ingv-white);
}

.notice {
    font-size: 1.5rem;
	 padding: 1rem 1.15rem;
    margin-top: 2rem;
	 margin-bottom: 2rem;
    background: rgb(202 204 87 / 0.22);
    border-left: 6px solid var(--ingv-lime);
}

.site-footer {
    color: var(--ingv-white);
    background: var(--ingv-blue-900);
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(240px, 1.4fr) repeat(2, minmax(180px, 0.8fr));
    gap: 2rem;
    padding-block: 2.5rem;
}

.footer-logo {
    max-width: 330px;
    margin-bottom: 1rem;
}

.footer-title {
    margin: 0 0 0.8rem;
    color: var(--ingv-lime);
    font-family: var(--font-condensed);
    font-size: 1.1rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.footer-text {
    margin: 0;
    color: rgb(255 255 255 / 0.88);
}

.site-footer a {
    color: var(--ingv-white);
}

@media (max-width: 900px) {
    .hero-inner,
    .media-block,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .content-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
	 
    .brand-logo {
        width: min(460px, 54vw);
    }

    .project-brand {
        font-size: clamp(2rem, 5.8vw, 3.2rem);
    }
}

@media (max-width: 680px) {
    .container {
        width: min(100% - 1.25rem, var(--container));
    }
	 
    .header-inner {
        flex-wrap: wrap;
        gap: 0.45rem;
        min-height: 82px;
    }

    .brand {
        flex-basis: 100%;
    }

    .brand-logo {
        min-width: 0;
        width: min(420px, 100%);
    }

    .project-brand {
        width: 100%;
        margin-left: 0;
        font-size: clamp(2.05rem, 13vw, 3.2rem);
        text-align: right;
    }	
	 
    .nav-toggle-label {
        display: flex;
        gap: 0.45rem;
        align-items: center;
        min-height: 54px;
        color: var(--ingv-white);
        font-family: var(--font-condensed);
        font-weight: 700;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        cursor: pointer;
    }

    .nav-toggle-label span {
        display: inline-block;
        width: 22px;
        height: 2px;
        background: currentColor;
    }

    .nav-toggle-label span + span {
        margin-left: -22px;
        transform: translateY(7px);
    }

    .nav-toggle-label span + span + span {
        transform: translateY(-7px);
    }

    .menu-list {
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding-bottom: 0.75rem;
    }

    .nav-toggle:checked ~ .menu-list {
        display: flex;
    }

    .menu-list a {
        min-height: 46px;
        padding-inline: 0;
    }

    .hero-inner {
        padding-block: 2.4rem 3rem;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }
}

.content-body {
    max-width: 96ch;
    font-size: 1.15rem;
    line-height: 1.75;
}

.content-body p,
.content-body li {
    font-size: inherit;
}

.content-body p {
    margin: 0 0 1.15rem;
}

.content-body ul,
.content-body ol {
    margin: 0 0 1.4rem 1.4rem;
    padding: 0;
}

.content-body h2 {
    margin-top: 3rem;
	 margin-bottom: 2rem;
}

.content-body h3 {
    margin-top: 1.8rem;
	 margin-bottom: 1.5rem;
    color: var(--ingv-blue-900);
    font-family: var(--font-condensed);
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    line-height: 1.15;
}

/* Testo più grande solo su desktop */
@media (min-width: 900px) {
    .content-body {
        font-size: 1.35rem;
        line-height: 1.7;
        max-width: 98ch;
    }
}

/* Desktop ampio */
@media (min-width: 1200px) {
    .content-body {
        font-size: 1.45rem;
        line-height: 1.68;
        max-width: 100ch;
    }
}