/* Мега-меню «Все инструменты» в навигации */

.navbar-custom {
    position: relative;
    z-index: 1030;
    --navbar-height: 72px;
}

.navbar-nav-main {
    align-items: center;
}

.navbar-nav-main .nav-link {
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 0.5rem 0.85rem;
    white-space: nowrap;
}

.navbar-nav-main .nav-link.active {
    color: #dc2626;
}

.navbar-nav-main .nav-link.active:not(.nav-link-mega-trigger)::after {
    content: '';
    position: absolute;
    left: 0.85rem;
    right: 0.85rem;
    bottom: 0;
    height: 2px;
    background: #dc2626;
    border-radius: 1px;
}

/* Триггер «Все инструменты» — без индикатора ::after */
.nav-link-mega-trigger.active::after {
    display: none;
    content: none;
}

/* Триггер «Все инструменты» */
.nav-item-mega {
    position: static;
}

.nav-link-mega-trigger .nav-mega-chevron {
    font-size: 0.65rem;
    margin-left: 0.35rem;
    transition: transform 0.2s;
}

.nav-item-mega:hover .nav-link-mega-trigger,
.nav-item-mega.mega-open .nav-link-mega-trigger {
    color: #dc2626;
}

.nav-item-mega:hover .nav-mega-chevron,
.nav-item-mega.mega-open .nav-mega-chevron {
    transform: rotate(180deg);
}

/* Панель мега-меню (десктоп) */
.nav-mega-panel {
    display: none;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-top: none;
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
    padding: 1.5rem 0 1.75rem;
    z-index: 1025;
}

@media (min-width: 992px) {
    .nav-mega-panel-desktop {
        position: fixed;
        top: var(--navbar-height);
        left: 200px;
        right: 200px;
        width: auto;
        border-radius: 0 0 12px 12px;
    }

    .nav-mega-panel-desktop > .container {
        max-width: 100%;
        width: 100%;
        margin-left: auto;
        margin-right: auto;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

body[data-theme="dark"] .nav-mega-panel {
    background: #111827;
    border-top-color: #374151;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

@media (min-width: 992px) {
    .nav-item-mega:hover .nav-mega-panel,
    .nav-item-mega.mega-open .nav-mega-panel {
        display: block;
    }
}

.nav-mega-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 1199px) {
    .nav-mega-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.nav-mega-col__title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #9ca3af;
    margin: 0 0 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f1f5f9;
}

body[data-theme="dark"] .nav-mega-col__title {
    color: #6b7280;
    border-bottom-color: #374151;
}

.nav-mega-links {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.nav-mega-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.45rem 0.5rem;
    border-radius: 8px;
    text-decoration: none;
    color: #374151;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.15s, color 0.15s;
}

body[data-theme="dark"] .nav-mega-link {
    color: #e5e7eb;
}

.nav-mega-link:hover {
    background: #f8fafc;
    color: #dc2626;
}

body[data-theme="dark"] .nav-mega-link:hover {
    background: #1f2937;
    color: #f87171;
}

.nav-mega-link.active {
    color: #dc2626;
    background: #fef2f2;
}

body[data-theme="dark"] .nav-mega-link.active {
    color: #f87171;
    background: rgba(220, 38, 38, 0.12);
}

.tool-department {
    font-weight: 500;
    color: #9ca3af;
    font-size: 0.85em;
}

body[data-theme="dark"] .tool-department {
    color: #6b7280;
}

.nav-mega-link__icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: color-mix(in srgb, var(--tool-color) 14%, white);
    color: var(--tool-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* Мобильное мега-меню */
.nav-mega-panel-mobile {
    padding: 0.5rem 0 0.75rem 0.5rem;
}

.nav-mega-panel-mobile .nav-mega-col {
    margin-bottom: 1rem;
}

.nav-mega-panel-mobile .nav-mega-col__title {
    font-size: 0.75rem;
}

@media (min-width: 992px) {
    .nav-mega-panel-mobile {
        display: none !important;
    }
}

@media (max-width: 991px) {
    .nav-mega-panel-desktop {
        display: none !important;
    }

    .navbar-nav-main .nav-link {
        text-transform: none;
        font-size: 0.95rem;
    }

    .nav-item-mega .nav-mega-panel-mobile.collapse:not(.show) {
        display: none;
    }
}