html, body {
    min-height: 100%;
}

body {
    background: radial-gradient(circle at 20% 20%, rgba(13, 110, 253, 0.20), transparent 28%), radial-gradient(circle at 80% 80%, rgba(13, 202, 240, 0.18), transparent 30%), radial-gradient(circle at 50% 50%, rgba(255, 193, 7, 0.10), transparent 35%), var(--app-bg-base);
    background-size: 180% 180%;
    animation: backgroundMove 10s ease-in-out infinite;
    overflow-x: hidden;
}

@keyframes backgroundMove {
    0% {
        background-position: 0% 0%, 100% 100%, 50% 50%, 0% 50%;
    }

    50% {
        background-position: 12% 18%, 88% 75%, 60% 40%, 100% 50%;
    }

    100% {
        background-position: 0% 0%, 100% 100%, 50% 50%, 0% 50%;
    }
}

.page-wrapper {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.page-header {
    background: var(--app-surface-glass-soft);
    border: 1px solid var(--app-border);
    border-radius: 1.25rem;
    padding: 1.5rem;
    box-shadow: var(--app-shadow-soft);
    backdrop-filter: blur(8px);
    margin-bottom: 1.5rem;
}

/* base senza colore — ogni pagina sovrascrive background e color */
.page-icon {
    width: 58px;
    height: 58px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.page-title {
    color: var(--app-text-strong);
    font-weight: 700;
    margin-bottom: .25rem;
}

.page-subtitle {
    color: var(--app-text-muted);
    margin-bottom: 0;
}

.drop-zone {
    border: 2px dashed var(--app-border-strong);
    border-radius: 0.5rem;
    padding: 1.5rem 1rem;
    min-height: 130px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: border-color 0.2s, background-color 0.2s;
}

    .drop-zone.drop-zone-attiva {
        border-color: #0d6efd;
        background-color: rgba(13, 110, 253, 0.05);
    }