.kd-mega {
    --kd-primary: #4777f4;
    --kd-primary-soft: rgba(71, 119, 244, 0.08);
    --kd-heading: #2d3748;
    --kd-muted: #718096;
    --kd-border: #e2e8f0;
    --kd-surface: #f8fafc;
}

.kd-mega-trigger {
    display: inline-flex !important;
    align-items: center;
    gap: 0.25rem;
}

.navbar-nav .nav-link > .kd-mega-chevron {
    width: 14px;
    height: 14px;
    margin-right: 0;
    transition: transform 0.3s ease;
}

.kd-mega.is-open .kd-mega-chevron {
    transform: rotate(180deg);
}

.kd-mega-inner {
    background: var(--kd-surface);
    border: 1px solid var(--kd-border);
    border-radius: 0.75rem;
    padding: 0.375rem;
}

.kd-mega-card {
    margin: 0;
    list-style: none;
}

.kd-mega-group {
    padding: 0.5rem;
    background: #fff;
    border: 1px solid var(--kd-border);
    border-radius: 0.5rem;
    box-shadow: 0 1px 2px rgba(31, 45, 61, 0.05);
}

.kd-mega-list {
    margin: 0;
    padding: 0.25rem;
    list-style: none;
}

.kd-mega-heading {
    margin: 0.25rem 0.5rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--kd-muted);
}

.kd-mega-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: 0.375rem;
    color: var(--kd-heading);
    transition: background-color 0.15s ease;
}

.kd-mega-icon {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--kd-border);
    border-radius: 0.5rem;
    box-shadow: 0 1px 2px rgba(31, 45, 61, 0.05);
    transition: color 0.15s ease, border-color 0.15s ease;
}

.kd-mega-icon svg {
    width: 20px;
    height: 20px;
}

.kd-mega-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.kd-mega-title {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.3;
}

.kd-mega-desc {
    font-size: 0.75rem;
    line-height: 1.4;
    color: var(--kd-muted);
}

.kd-mega-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.75rem 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--kd-heading);
    transition: background-color 0.15s ease;
}

.kd-mega-link svg {
    flex: 0 0 auto;
    width: 16px;
    height: 16px;
    transition: color 0.15s ease;
}

.kd-mega-item:hover,
.kd-mega-item:focus,
.kd-mega-link:hover,
.kd-mega-link:focus {
    text-decoration: none;
    color: var(--kd-heading);
    background: var(--kd-primary-soft);
}

.kd-mega-item:hover .kd-mega-icon,
.kd-mega-item:focus .kd-mega-icon {
    color: var(--kd-primary);
    border-color: rgba(71, 119, 244, 0.35);
}

.kd-mega-link:hover svg,
.kd-mega-link:focus svg {
    color: var(--kd-primary);
}

.kd-mega-columns {
    display: grid;
    gap: 0.375rem;
}

.kd-mega-list--cols-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 0.25rem;
}

.kd-mega-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin: 0.375rem -0.375rem -0.375rem;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: var(--kd-muted);
    background: #fff;
    border-radius: 0 0 0.75rem 0.75rem;
}

.kd-mega-footer a {
    font-weight: 600;
    color: var(--kd-heading);
}

.kd-mega-footer a:hover {
    color: var(--kd-primary);
}

.kd-lang-options {
    display: inline-flex;
    padding: 0.1875rem;
    background: #f1f5f9;
    border-radius: 999px;
}

.kd-lang-option {
    min-width: 2.75rem;
    padding: 0.25rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    color: #718096;
    border-radius: 999px;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.kd-lang-option:hover {
    text-decoration: none;
    color: #2d3748;
}

.kd-lang-option.is-active {
    color: #2d3748;
    background: #fff;
    box-shadow: 0 1px 2px rgba(31, 45, 61, 0.12);
}

@media (min-width: 992px) {
    .navbar > .container {
        position: relative;
    }

    .navbar-nav .kd-mega {
        position: static;
    }

    .kd-mega-panel {
        position: absolute;
        z-index: 1000;
        top: 100%;
        left: 50%;
        max-width: calc(100vw - 2rem);
        transform: translateX(-50%) translateY(6px) scale(0.98);
        transform-origin: top center;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    }

    .kd-mega.is-open > .kd-mega-panel {
        transform: translateX(-50%) translateY(0) scale(1);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .kd-mega-inner {
        width: 68rem;
        max-width: calc(100vw - 2rem);
        box-shadow: 0 1rem 3rem rgba(31, 45, 61, 0.125);
    }

    .kd-mega-inner--compact {
        width: 46rem;
    }

    .kd-mega-columns {
        grid-auto-flow: column;
        grid-auto-columns: minmax(0, 1fr);
    }

    .navbar-sticky.sticky.bg-white {
        background-color: rgba(255, 255, 255, 0.9) !important;
        -webkit-backdrop-filter: saturate(180%) blur(12px);
        backdrop-filter: saturate(180%) blur(12px);
    }
}

@media (min-width: 992px) and (prefers-reduced-motion: reduce) {
    .kd-mega-panel,
    .kd-mega-chevron {
        transition: none;
    }
}

@media (max-width: 991.98px) {
    body.kd-nav-open {
        overflow: hidden;
    }

    body.kd-nav-open > .alert.float {
        display: none !important;
    }

    .navbar-expand-lg > .container > .navbar-collapse-overlay {
        --kd-sheet-pad: max(1rem, calc((100% - 720px) / 2));
        top: 0;
        right: 0;
        left: 0;
        height: 100vh !important;
        height: 100dvh !important;
        max-height: none !important;
        padding: 0;
        overflow: hidden;
        border-radius: 0;
        box-shadow: none;
    }

    .navbar-collapse-overlay.show,
    .navbar-collapse-overlay.collapsing {
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }

    .kd-sheet-head {
        flex: 0 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 4rem;
        padding: 0 var(--kd-sheet-pad);
        border-bottom: 1px solid #e2e8f0;
    }

    .kd-sheet-head img {
        height: 1.5rem;
        width: auto;
    }

    .navbar-expand-lg .navbar-collapse .navbar-toggler.kd-sheet-close {
        position: static;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 2.5rem;
        height: 2.5rem;
        margin-right: -0.5rem;
        padding: 0;
        color: #718096 !important;
        border: 0;
        border-radius: 0.5rem;
    }

    .kd-sheet-close svg {
        width: 22px;
        height: 22px;
    }

    .navbar-expand-lg > .container > .navbar-collapse-overlay > .navbar-nav {
        flex: 1 1 auto;
        min-height: 0;
        margin: 0 !important;
        padding: 0.5rem var(--kd-sheet-pad) 1.5rem;
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
    }

    .navbar-collapse-overlay .navbar-nav > .nav-item {
        padding: 0;
        border-bottom: 1px solid #edf2f7;
    }

    .navbar-collapse-overlay .navbar-nav > .nav-item > .nav-link {
        padding: 1rem 0;
        font-size: 1rem;
        font-weight: 600;
        color: #2d3748 !important;
    }

    .kd-mega-trigger {
        display: flex !important;
        justify-content: space-between;
        width: 100%;
    }

    .navbar-nav .nav-link > .kd-mega-chevron {
        width: 18px;
        height: 18px;
        color: #718096;
    }

    .kd-mega.is-open > .kd-mega-trigger {
        color: var(--kd-primary) !important;
    }

    .kd-mega.is-open .kd-mega-chevron {
        color: var(--kd-primary);
    }

    .kd-mega-panel {
        display: none;
        padding-bottom: 1rem;
    }

    .kd-mega.is-open > .kd-mega-panel {
        display: block;
        animation: kd-mega-in 0.2s ease-out;
    }

    .kd-mega-inner {
        padding: 0.375rem;
    }

    .kd-mega-icon {
        width: 2.5rem;
        height: 2.5rem;
    }

    .kd-sheet-foot {
        flex: 0 0 auto;
        padding: 0.875rem var(--kd-sheet-pad) calc(0.875rem + env(safe-area-inset-bottom));
        background: #fff;
        border-top: 1px solid #e2e8f0;
        box-shadow: 0 -0.5rem 1.5rem rgba(31, 45, 61, 0.06);
    }

    .kd-sheet-actions {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.5rem;
    }

    .kd-sheet-actions .btn {
        margin: 0;
        border-radius: 0.5rem;
    }

    .kd-lang {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.625rem 0;
    }

    .kd-lang-label {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 1rem;
        font-weight: 600;
        color: #2d3748;
    }

    .kd-lang-label svg {
        width: 18px;
        height: 18px;
        color: #718096;
    }

}

@media (min-width: 576px) and (max-width: 991.98px) {
    .kd-mega-columns {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 576px) and (max-width: 767.98px) {
    .kd-mega-list--cols-2 {
        grid-template-columns: minmax(0, 1fr);
    }
}

@keyframes kd-mega-in {
    from {
        opacity: 0;
        transform: scale(0.97);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}