.salta-al-contenuto {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.salta-al-contenuto:focus {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    z-index: 1001;
    background: #fff;
    padding: 1rem;
}

.contenitore {
    width: 100%;
    margin-right: auto;
    margin-left: auto;
    padding-right: var(--spazio-4);
    padding-left: var(--spazio-4);
}

@media (min-width: 640px) {
    .contenitore {
        max-width: 640px;
    }
}

@media (min-width: 768px) {
    .contenitore {
        max-width: 768px;
    }
}

@media (min-width: 1024px) {
    .contenitore {
        max-width: 1024px;
    }
}

@media (min-width: 1280px) {
    .contenitore {
        max-width: 1280px;
    }
}

@media (min-width: 1536px) {
    .contenitore {
        max-width: 1536px;
    }
}

.contenitore-fluido {
    width: 100%;
    padding-right: var(--spazio-4);
    padding-left: var(--spazio-4);
}

.sezione {
    padding-top: var(--spazio-12);
    padding-bottom: var(--spazio-12);
}

.sezione-piccola {
    padding-top: var(--spazio-8);
    padding-bottom: var(--spazio-8);
}

.sezione-grande {
    padding-top: var(--spazio-20);
    padding-bottom: var(--spazio-20);
}

.riga {
    display: flex;
    flex-wrap: wrap;
    margin-right: calc(var(--spazio-4) * -0.5);
    margin-left: calc(var(--spazio-4) * -0.5);
}

.colonna {
    flex: 1 0 0%;
    width: 100%;
    padding-right: calc(var(--spazio-4) * 0.5);
    padding-left: calc(var(--spazio-4) * 0.5);
}

.colonna-auto {
    flex: 0 0 auto;
    width: auto;
}

.griglia {
    display: grid;
    gap: var(--spazio-4);
}

.griglia-2 {
    grid-template-columns: repeat(1, 1fr);
}

.griglia-3 {
    grid-template-columns: repeat(1, 1fr);
}

.griglia-4 {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
    .griglia-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .griglia-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .griglia-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .griglia-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

.flex {
    display: flex;
}

.flex-colonna {
    flex-direction: column;
}

.flex-riga {
    flex-direction: row;
}

.flex-centro {
    justify-content: center;
    align-items: center;
}

.flex-spazio-tra {
    justify-content: space-between;
}

.flex-spazio-intorno {
    justify-content: space-around;
}

.flex-avvolgi {
    flex-wrap: wrap;
}

.gap-piccolo {
    gap: var(--spazio-2);
}

.gap-medio {
    gap: var(--spazio-4);
}

.gap-grande {
    gap: var(--spazio-8);
}


.intestazione-app {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: var(--spazio-3) var(--spazio-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    transition: all 0.3s ease;
}

.intestazione-app__inizio,
.intestazione-app__fine {
    display: flex;
    align-items: center;
    gap: var(--spazio-4);
    flex: 1;
}

.intestazione-app__centro {
    flex: 2;
    display: flex;
    justify-content: center;
}

.intestazione-app__fine {
    justify-content: flex-end;
}

.intestazione-app__logo {
    font-family: var(--font-titoli);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--colore-primario);
    letter-spacing: -0.03em;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spazio-2);
}

.navigazione-principale {
    display: none;
    gap: var(--spazio-1);
    background-color: rgba(0, 0, 0, 0.03);
    padding: var(--spazio-1);
    border-radius: 99px;
}

@media (min-width: 1024px) {
    .navigazione-principale {
        display: flex;
    }
}

.navigazione-principale a {
    display: flex;
    align-items: center;
    gap: var(--spazio-2);
    padding: var(--spazio-2) var(--spazio-5);
    border-radius: 99px;
    color: var(--colore-testo-secondario);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.navigazione-principale a:hover {
    color: var(--colore-primario);
    background-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.navigazione-principale a.is-attivo {
    background-color: #fff;
    color: var(--colore-primario);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    font-weight: 600;
}

.navigazione-principale a i {
    font-size: 1.25rem;
}

.bottone-login {
    background-color: var(--colore-primario);
    color: #fff;
    padding: var(--spazio-2) var(--spazio-5);
    border-radius: 99px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(14, 165, 233, 0.2);
}

.bottone-login:hover {
    background-color: var(--colore-primario-scuro);
    transform: translateY(-1px);
    box-shadow: 0 6px 8px -1px rgba(14, 165, 233, 0.3);
    color: #fff;
}

.pie-pagina-app {
    background-color: #0F172A;
    color: #F8FAFC;
    padding-top: var(--spazio-16);
    padding-bottom: var(--spazio-8);
    margin-top: auto;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    position: relative;
    overflow: hidden;
}

.pie-pagina-app::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.pie-pagina-app .contenitore {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spazio-6);
}

.pie-pagina-app .griglia {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--spazio-10);
    align-items: start;
}

@media (min-width: 640px) {
    .pie-pagina-app .griglia {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .pie-pagina-app .griglia {
        grid-template-columns: repeat(4, 1fr);
    }
}

.pie-pagina-app a {
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.pie-pagina-app .griglia a:not(.bottone):hover {
    color: #38BDF8;
    transform: translateX(4px);
    text-shadow: 0 0 8px rgba(56, 189, 248, 0.3);
}

.pie-pagina-app .bottone-bianco {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(4px);
    color: #E2E8F0;
    width: 100%;
    justify-content: center;
}

.pie-pagina-app .bottone-bianco:hover {
    background-color: #38BDF8;
    border-color: #38BDF8;
    color: #0F172A;
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);
}

.pie-pagina-app h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, #94A3B8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.pie-pagina-app h4 {
    color: #E2E8F0;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
    font-weight: 700;
    opacity: 0.9;
    border-bottom: 2px solid rgba(56, 189, 248, 0.3);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.pie-pagina-app ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.pie-pagina-app li {
    display: flex;
    align-items: center;
}

.pie-pagina-app .testo-piccolo {
    color: #94A3B8;
    font-size: 0.9rem;
    line-height: 1.6;
}

.pie-pagina-app .material-icons {
    vertical-align: middle;
    position: relative;
    top: -1px;
    margin-right: 0.5rem;
}

.pie-pagina-app .badge-trasparente {
    background-color: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.2);
    color: #38BDF8;
    margin-top: 1rem;
    display: inline-flex;
}