/*
 * Cornalba - navbar v0.6
 * Desktop >= 1180px | mobile/compact < 1180px
 * Nessun framework; classi isolate con prefisso cn-nav.
 */

.cn-nav {
    --cn-blue: #313280;
    --cn-soft: #dfe1ea;
    --cn-sand: #f2e5ac;
    --cn-orange: #ca511b;
    --cn-white: #ffffff;
    --cn-black: #101010;
    --cn-shell-shadow: 0 12px 34px rgba(17, 22, 56, 0.14);
    position: relative;
    z-index: 1000;
    font-family: Manrope, Arial, sans-serif;
}

.cn-nav--overlay { position: absolute; top: 18px; left: 0; width: 100%; }
.cn-nav--solid { position: relative; width: 100%; padding: 18px 0; background: var(--cn-white); }
.cn-nav *, .cn-nav *::before, .cn-nav *::after { box-sizing: border-box; }
.cn-nav a { color: inherit; text-decoration: none; }

.cn-nav__shell {
    width: calc(100% - 36px);
    max-width: 1540px;
    min-height: 62px;
    margin: 0 auto;
    padding: 7px 9px 7px 20px;
    display: flex;
    align-items: center;
    gap: clamp(14px, 1.5vw, 28px);
    background: rgba(255,255,255,.97);
    border: 1px solid rgba(49,50,128,.08);
    border-radius: 999px;
    box-shadow: var(--cn-shell-shadow);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.cn-nav__brand {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    min-width: 150px;
}

.cn-nav__logo,
.cn-nav__mobile-logo {
    display: block;
    width: 150px;
    height: auto;
}

.cn-nav__desktop {
    flex: 0 1 auto;
    min-width: 0;
    margin-left: auto;
}
.cn-nav__desktop-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: stretch;
    justify-content: flex-end;
    gap: clamp(8px,.72vw,14px);
}

.cn-nav__item { position: relative; display: flex; min-width: 0; }

.cn-nav__link {
    position: relative;
    min-height: 46px;
    padding: 5px clamp(7px,.52vw,10px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    color: var(--cn-blue);
    border-radius: 999px;
    font-size: clamp(11.5px,.78vw,13px);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.01em;
    text-align: center;
    white-space: nowrap;
    transition: background-color 160ms ease, color 160ms ease;
}

.cn-nav__link-lines { display: flex; flex-direction: column; justify-content: center; gap: 1px; }

.cn-nav__link::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 5px;
    width: 0;
    height: 2px;
    border-radius: 2px;
    background: var(--cn-blue);
    transform: translateX(-50%);
    transition: width 160ms ease;
}

.cn-nav__link:hover,
.cn-nav__link:focus-visible { background: rgba(223,225,234,.58); outline: none; }
.cn-nav__link:hover::after,
.cn-nav__link:focus-visible::after,
.cn-nav__link.is-active::after { width: calc(100% - 18px); }
.cn-nav__link.is-active { font-weight: 700; color: #2d2e83; }

.cn-nav__chevron {
    margin-top: -2px;
    font-size: 13px;
    line-height: 1;
    transition: transform 160ms ease;
}

.cn-nav__item--has-children.is-expanded .cn-nav__chevron { transform: rotate(180deg); }

.cn-nav__submenu {
    position: absolute;
    top: calc(100% - 1px);
    left: 50%;
    z-index: 30;
    min-width: 178px;
    margin: 0;
    padding: 8px;
    list-style: none;
    background: rgba(255,255,255,.99);
    border: 1px solid rgba(49,50,128,.10);
    border-radius: 14px;
    box-shadow: 0 16px 34px rgba(17,22,56,.16);
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, 8px);
    transition: opacity 150ms ease, transform 150ms ease, visibility 150ms step-end;
}

.cn-nav__item--has-children.is-expanded .cn-nav__submenu {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
    transition: opacity 150ms ease, transform 150ms ease, visibility 0s step-start;
}

.cn-nav__submenu-link {
    display: block;
    padding: 10px 12px;
    border-radius: 9px;
    color: var(--cn-blue);
    font-size: 13px;
    font-weight: 400;
    line-height: 1.2;
    white-space: nowrap;
}

.cn-nav__submenu-link:hover,
.cn-nav__submenu-link:focus-visible { background: rgba(223,225,234,.58); outline: none; }
.cn-nav__submenu-link.is-active { font-weight: 700; color: #2d2e83; text-decoration: underline; text-decoration-color: currentColor; text-underline-offset: 4px; }

.cn-nav__link--cta {
    min-width: 84px;
    padding-left: 14px;
    padding-right: 14px;
    color: var(--cn-blue);
    background: var(--cn-sand);
    font-weight: 400;
}
.cn-nav__link--cta:hover,
.cn-nav__link--cta:focus-visible { color: var(--cn-white); background: var(--cn-orange); }
.cn-nav__link--cta::after { display: none; }

.cn-nav__toggle, .cn-nav__mobile, .cn-nav__backdrop { display: none; }

.cn-nav__sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0,0,0,0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

@media (min-width:1180px) and (max-width:1359px) {
    .cn-nav__shell {
        width: calc(100% - 24px);
        padding-left: 14px;
        padding-right: 8px;
        gap: 8px;
    }
    .cn-nav__brand { min-width: 132px; }
    .cn-nav__logo { width: 132px; }
    .cn-nav__desktop { margin-left: auto; }
    .cn-nav__desktop-list { gap: 6px; }
    .cn-nav__link {
        padding-left: 6px;
        padding-right: 6px;
        font-size: 11.2px;
    }
    .cn-nav__link--cta {
        min-width: 78px;
        padding-left: 10px;
        padding-right: 10px;
    }
}

@media (max-width:1179px) {
    .cn-nav--overlay { top: 12px; }
    .cn-nav--solid { padding: 12px 0; }

    .cn-nav__shell {
        width: calc(100% - 24px);
        min-height: 58px;
        padding: 7px 8px 7px 16px;
        justify-content: space-between;
        gap: 16px;
    }

    .cn-nav__brand { min-width: 0; }
    .cn-nav__logo { width: 132px; }
    .cn-nav__desktop { display: none; }

    .cn-nav__toggle {
        width: 44px;
        height: 44px;
        flex: 0 0 44px;
        padding: 0;
        display: inline-flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        border: 0;
        border-radius: 50%;
        color: var(--cn-white);
        background: var(--cn-blue);
        cursor: pointer;
    }

    .cn-nav__toggle:focus-visible,
    .cn-nav__close:focus-visible,
    .cn-nav__mobile-subtoggle:focus-visible { outline: 3px solid rgba(49,50,128,.24); outline-offset: 3px; }
    .cn-nav__toggle-line { width: 20px; height: 2px; display: block; border-radius: 2px; background: currentColor; }

    .cn-nav__backdrop {
        position: fixed;
        inset: 0;
        z-index: 1001;
        display: block;
        background: rgba(16,16,16,.48);
        opacity: 0;
        transition: opacity 220ms ease;
    }
    .cn-nav__backdrop[hidden] { display: none; }

    .cn-nav__mobile {
        position: fixed;
        top: 0;
        right: 0;
        z-index: 1002;
        width: min(88vw,430px);
        height: 100dvh;
        padding: 18px 18px 22px;
        display: flex;
        flex-direction: column;
        color: var(--cn-blue);
        background: var(--cn-white);
        box-shadow: -18px 0 50px rgba(16,16,16,.18);
        transform: translateX(105%);
        visibility: hidden;
        transition: transform 240ms ease, visibility 240ms step-end;
        overflow-y: auto;
        overscroll-behavior: contain;
    }

    .cn-nav.is-open .cn-nav__backdrop { opacity: 1; }
    .cn-nav.is-open .cn-nav__mobile {
        transform: translateX(0);
        visibility: visible;
        transition: transform 240ms ease, visibility 0s step-start;
    }

    .cn-nav__mobile-head {
        min-height: 58px;
        padding: 0 2px 14px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid var(--cn-soft);
    }
    .cn-nav__mobile-brand { display: inline-flex; align-items: center; }
    .cn-nav__mobile-logo { width: 152px; }

    .cn-nav__close {
        position: relative;
        width: 44px;
        height: 44px;
        padding: 0;
        border: 0;
        border-radius: 50%;
        background: var(--cn-soft);
        cursor: pointer;
    }
    .cn-nav__close span { position: absolute; left: 12px; top: 21px; width: 20px; height: 2px; border-radius: 2px; background: var(--cn-blue); }
    .cn-nav__close span:first-child { transform: rotate(45deg); }
    .cn-nav__close span:last-child { transform: rotate(-45deg); }

    .cn-nav__mobile-list { list-style: none; margin: 14px 0 0; padding: 0; display: flex; flex-direction: column; }
    .cn-nav__mobile-item { border-bottom: 1px solid rgba(223,225,234,.9); }
    /* Grid mantiene il toggle sempre a destra anche su Safari/iOS. */
    .cn-nav__mobile-row {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 48px;
        align-items: stretch;
    }
    .cn-nav__mobile-item:not(.cn-nav__mobile-item--has-children) .cn-nav__mobile-row {
        grid-template-columns: minmax(0, 1fr);
    }

    .cn-nav__mobile-link {
        min-height: 56px;
        padding: 8px 3px;
        display: flex;
        flex: 1 1 auto;
        align-items: center;
        justify-content: space-between;
        gap: 14px;
        font-size: clamp(17px,4.8vw,21px);
        font-weight: 400;
        line-height: 1.15;
    }
    /* K-FARM e marchio Kapriol sempre affiancati nel menu mobile. */
    .cn-nav__mobile-brand-label {
        display: flex;
        align-items: center;
        flex: 1 1 auto;
        min-width: 0;
        justify-content: space-between;
        flex-wrap: nowrap;
        gap: 12px;
        white-space: nowrap;
    }
    .cn-nav__mobile-brand-label > span { flex: 0 0 auto; }
    .cn-nav__mobile-partner-logo {
        display: block;
        flex: 0 0 auto;
        width: auto;
        max-width: 45%;
        height: 1.2em;
        margin-left: auto;
        object-fit: contain;
    }

    .cn-nav__mobile-row.is-active-row {
        background: #f3f3f3;
        border-radius: 4px;
    }
    .cn-nav__mobile-link.is-active {
        color: var(--cn-blue);
        font-weight: 700;
        text-decoration: none;
    }
    .cn-nav__mobile a,
    .cn-nav__mobile a:hover,
    .cn-nav__mobile a:focus,
    .cn-nav__mobile a:active { text-decoration: none; }
    .cn-nav__mobile-link--cta.is-active { background: #f3f3f3; }

    .cn-nav__mobile-arrow { flex: 0 0 auto; font-size: 22px; font-weight: 300; transition: transform 160ms ease; }
    .cn-nav__mobile-link:hover .cn-nav__mobile-arrow,
    .cn-nav__mobile-link:focus-visible .cn-nav__mobile-arrow { transform: translateX(4px); }
    .cn-nav__mobile-link:focus-visible { outline: 2px solid var(--cn-blue); outline-offset: 3px; border-radius: 5px; }

    .cn-nav__mobile-subtoggle {
        width: 48px;
        min-height: 56px;
        flex: 0 0 48px;
        padding: 0;
        border: 0;
        background: transparent;
        color: var(--cn-blue);
        cursor: pointer;
        font: inherit;
    }
    .cn-nav__mobile-subtoggle span { display: inline-block; font-size: 22px; line-height: 1; transition: transform 160ms ease; }
    .cn-nav__mobile-item.is-expanded .cn-nav__mobile-subtoggle span { transform: rotate(180deg); }

    .cn-nav__mobile-submenu {
        margin: 0 0 9px;
        padding: 2px 0 9px 20px;
        list-style: none;
        display: grid;
        gap: 5px;
    }
    .cn-nav__mobile-submenu[hidden] { display: none; }
    .cn-nav__mobile-submenu li { border: 0; }
    .cn-nav__mobile-sublink {
        display: block;
        padding: 5px 8px 5px 4px;
        color: var(--cn-blue);
        font-size: 16px;
        font-weight: 400;
        line-height: 1.25;
    }
    .cn-nav__mobile-sublink.is-active { font-weight: 700; background: #f3f3f3; border-radius: 4px; text-decoration: none; }
    .cn-nav__mobile-sublink:focus-visible { outline: 2px solid var(--cn-blue); outline-offset: 2px; border-radius: 4px; }

    .cn-nav__mobile-link--cta {
        min-height: 62px;
        margin-top: 16px;
        padding: 10px 18px;
        border-radius: 999px;
        background: var(--cn-sand);
        font-weight: 400;
    }
    .cn-nav__mobile-item:has(.cn-nav__mobile-link--cta) { border-bottom: 0; }

    .cn-nav__mobile-foot { margin-top: auto; padding-top: 28px; color: rgba(49,50,128,.72); font-size: 12px; line-height: 1.45; }
    html.cn-nav-lock, body.cn-nav-lock { overflow: hidden; }
}

@media (max-width:420px) {
    .cn-nav__shell { width: calc(100% - 18px); }
    .cn-nav__mobile { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    .cn-nav__link,
    .cn-nav__link::after,
    .cn-nav__submenu,
    .cn-nav__chevron,
    .cn-nav__mobile,
    .cn-nav__backdrop,
    .cn-nav__mobile-arrow,
    .cn-nav__mobile-subtoggle span { transition: none !important; }
}

/* Sezioni prive di destinazione: veri pulsanti, senza cambiare le righe. */
.cn-nav__section-toggle,
.cn-nav__mobile-section-toggle {
    appearance: none;
    border: 0;
    background: transparent;
    font-family: inherit;
    cursor: pointer;
}
.cn-nav__mobile-section-toggle {
    grid-column: 1 / -1;
    width: 100%;
    padding-right: 0;
    color: inherit;
    text-align: left;
}
.cn-nav__mobile-section-chevron {
    flex: 0 0 48px;
    width: 48px;
    text-align: center;
    font-size: 22px;
    font-weight: 400;
    line-height: 1;
}
.cn-nav__mobile-item.is-expanded .cn-nav__mobile-section-chevron { transform: rotate(180deg); }

/* Desktop: CATALOGO e B2B evidenziati solo nella sezione corrente. */
.cn-nav__desktop .cn-nav__section-toggle {
    color: #101010;
    font-weight: 400;
}
.cn-nav__desktop .cn-nav__section-toggle.is-active {
    color: #2d2e83;
    font-weight: 700;
}

/* I titoli di sezione desktop aprono il sottomenu ma non navigano. */
.cn-nav__desktop .cn-nav__section-toggle { cursor:default; }