/* Phase D — platform navigation path (context bar, breadcrumb touch, menu active) */

.plat-nav-bar {
    margin: 0.65rem 0 0.25rem;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--plat-accent, #8b5cf6) 18%, transparent);
    background:
        linear-gradient(
            135deg,
            color-mix(in srgb, var(--plat-accent, #8b5cf6) 7%, transparent),
            transparent 55%
        ),
        color-mix(in srgb, var(--mk-surface, #0f172a) 6%, transparent);
}

html.mk-public[data-theme="light"] .plat-nav-bar {
    background:
        linear-gradient(
            135deg,
            color-mix(in srgb, var(--plat-accent, #8b5cf6) 8%, #fff),
            #fff 60%
        );
    border-color: color-mix(in srgb, var(--plat-accent, #8b5cf6) 22%, #e2e8f0);
}

.plat-nav-bar__top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem 1rem;
}

.plat-nav-bar__where {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.84rem;
    line-height: 1.4;
}

.plat-nav-bar__brand {
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--plat-accent, #8b5cf6);
}

.plat-nav-bar__sep {
    opacity: 0.45;
}

.plat-nav-bar__section {
    opacity: 0.8;
}

.plat-nav-bar__loc {
    font-weight: 700;
}

.plat-nav-bar__back {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.plat-nav-bar__back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    min-height: 2.5rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    color: inherit;
    border: 1px solid color-mix(in srgb, var(--plat-accent, #8b5cf6) 28%, transparent);
    background: color-mix(in srgb, var(--plat-accent, #8b5cf6) 10%, transparent);
}

.plat-nav-bar__back-link:hover {
    border-color: var(--plat-accent, #8b5cf6);
}

.plat-nav-bar__back-link--muted {
    opacity: 0.75;
    border-style: dashed;
    background: transparent;
}

.plat-nav-bar__trail {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.3rem;
    margin-top: 0.7rem;
}

.plat-nav-bar__chip {
    display: inline-flex;
    align-items: center;
    min-height: 2.25rem;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    color: inherit;
    opacity: 0.8;
    border: 1px solid transparent;
}

a.plat-nav-bar__chip:hover {
    opacity: 1;
    border-color: color-mix(in srgb, var(--plat-accent, #8b5cf6) 35%, transparent);
}

.plat-nav-bar__chip.is-current {
    opacity: 1;
    background: color-mix(in srgb, var(--plat-accent, #8b5cf6) 14%, transparent);
    border-color: color-mix(in srgb, var(--plat-accent, #8b5cf6) 30%, transparent);
}

.plat-nav-bar__trail-sep {
    opacity: 0.35;
    font-size: 0.65rem;
}

.plat-nav-bar__journey {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0.35rem;
    margin-top: 0.75rem;
}

.plat-nav-bar__step {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 4.5rem;
    min-height: 2.75rem;
    padding: 0.35rem 0.65rem;
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
    background: color-mix(in srgb, currentColor 3%, transparent);
    transition: border-color 0.15s ease, background 0.15s ease;
}

.plat-nav-bar__step:hover {
    border-color: color-mix(in srgb, var(--plat-accent, #8b5cf6) 40%, transparent);
}

.plat-nav-bar__step.is-current {
    border-color: var(--plat-accent, #8b5cf6);
    background: color-mix(in srgb, var(--plat-accent, #8b5cf6) 12%, transparent);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--plat-accent, #8b5cf6) 25%, transparent);
}

.plat-nav-bar__step.is-done {
    opacity: 0.85;
}

.plat-nav-bar__step.is-upcoming {
    opacity: 0.7;
}

.plat-nav-bar__step-label {
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.2;
}

.plat-nav-bar__step-hint {
    font-size: 0.68rem;
    opacity: 0.7;
    margin-top: 0.1rem;
}

.plat-nav-bar__journey-sep {
    width: 0.55rem;
    align-self: center;
    height: 2px;
    border-radius: 2px;
    background: color-mix(in srgb, currentColor 22%, transparent);
}

.plat-nav-bar__note {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 0.4rem 0.55rem;
    margin: 0.75rem 0 0;
    padding: 0.55rem 0.7rem;
    border-radius: 10px;
    font-size: 0.78rem;
    line-height: 1.55;
    background: color-mix(in srgb, #f59e0b 10%, transparent);
    border: 1px dashed color-mix(in srgb, #f59e0b 35%, transparent);
}

.plat-nav-bar__note i {
    margin-top: 0.2rem;
    color: #d97706;
}

.plat-nav-bar__note a {
    font-weight: 700;
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* Breadcrumb — short, readable, touchable */
.mk-platform-bc__list {
    gap: 0.2rem;
    font-size: 0.8rem;
}

.mk-platform-bc__item {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
}

.mk-platform-bc__link,
.mk-platform-bc__current {
    display: inline-flex;
    align-items: center;
    min-height: 2.5rem;
    padding: 0.2rem 0.45rem;
    border-radius: 8px;
}

.mk-platform-bc__link:hover {
    background: color-mix(in srgb, var(--plat-accent, #8b5cf6) 10%, transparent);
}

.mk-platform-bc__sep {
    padding-inline: 0.1rem;
}

/* Mega menu active states */
html.mk-public .mk-mega-panel__hub-link.is-active,
html.mk-public .mk-mega-featured.is-active,
html.mk-public .mk-mega-card.is-active,
html.mk-public .mk-mega-solution.is-active,
html.mk-public .mk-mega-footer a.is-active,
html.mk-public .mk-mobile-sub-link.is-active,
html.mk-public .mk-mobile-featured.is-active,
html.mk-public .mk-mobile-solution.is-active {
    outline: 2px solid color-mix(in srgb, var(--plat-accent-violet, #8b5cf6) 55%, transparent);
    outline-offset: 1px;
    background: color-mix(in srgb, var(--plat-accent-violet, #8b5cf6) 12%, transparent);
}

html.mk-public .mk-mega-footer a.is-active {
    font-weight: 700;
}

html.mk-public .mk-mobile-accordion__summary.is-active {
    color: var(--plat-accent-violet, #8b5cf6);
    font-weight: 700;
}

/* Convert next-path card — distinct from explore cards */
.crm-next__card--convert,
.rem-next__card--convert,
.sol-next__card--convert,
.fhub-next__card--convert,
.shub-next__card--convert {
    border-color: color-mix(in srgb, var(--plat-accent, #8b5cf6) 45%, transparent);
    box-shadow: 0 8px 24px color-mix(in srgb, var(--plat-accent, #8b5cf6) 12%, transparent);
}

@media (max-width: 767px) {
    .plat-nav-bar {
        padding: 0.75rem 0.8rem;
        border-radius: 12px;
    }

    .plat-nav-bar__journey-sep {
        display: none;
    }

    .plat-nav-bar__step {
        min-width: 0;
    }

    .mk-platform-bc__list {
        font-size: 0.76rem;
    }
}