/* Left browse sidebar — Dawn layout extension */

.site-body {
    display: flex;
    flex-grow: 1;
    align-items: stretch;
    width: 100%;
}

.site-primary {
    flex: 1 1 auto;
    min-width: 0;
}

.browse-nav-mobile-bar {
    display: none;
}

.browse-nav-backdrop {
    display: none;
}

.browse-nav {
    flex: 0 0 24rem;
    width: 24rem;
    padding: 6rem 0 6rem 4vw;
}

.browse-nav-panel {
    position: sticky;
    top: 2.4rem;
    max-height: calc(100vh - 4.8rem);
    padding-right: 2.4rem;
    overflow: auto;
}

.browse-nav-toolbar {
    display: none;
}

.browse-nav-heading {
    padding-bottom: 0.8rem;
    margin: 2.8rem 0 1.2rem;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--secondary-text-color);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--light-gray-color);
}

.browse-nav-heading:first-of-type {
    margin-top: 0;
}

.browse-nav-list {
    padding: 0;
    margin: 0;
    list-style: none;
}

.browse-nav-list li + li {
    margin-top: 0.2rem;
}

.browse-nav-link {
    display: block;
    padding: 0.55rem 0.8rem 0.55rem 0.9rem;
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--dark-gray-color);
    text-decoration: none;
    border-left: 2px solid transparent;
    border-radius: 0 3px 3px 0;
}

.browse-nav-link:hover {
    color: var(--darker-gray-color);
    background-color: var(--lighter-gray-color);
}

.browse-nav-link.is-active,
body.tag-trend a.browse-nav-link[data-slug="trend"],
body.tag-use-case a.browse-nav-link[data-slug="use-case"],
body.tag-case-study a.browse-nav-link[data-slug="case-study"],
body.tag-oil-gas a.browse-nav-link[data-slug="oil-gas"],
body.tag-chemicals-cement a.browse-nav-link[data-slug="chemicals-cement"],
body.tag-technology a.browse-nav-link[data-slug="technology"],
body.tag-healthcare-providers a.browse-nav-link[data-slug="healthcare-providers"],
body.tag-healthcare-life-sciences a.browse-nav-link[data-slug="healthcare-life-sciences"],
body.tag-financial-services a.browse-nav-link[data-slug="financial-services"],
body.tag-consumer-retail a.browse-nav-link[data-slug="consumer-retail"],
body.tag-transportation-logistics a.browse-nav-link[data-slug="transportation-logistics"],
body.tag-legal-services a.browse-nav-link[data-slug="legal-services"],
body.tag-telecom a.browse-nav-link[data-slug="telecom"],
body.tag-media-advertising a.browse-nav-link[data-slug="media-advertising"],
body.tag-cross-industry a.browse-nav-link[data-slug="cross-industry"] {
    color: var(--brand-color);
    background-color: var(--lighter-gray-color);
    border-left-color: var(--brand-color);
}

.browse-nav-toggle {
    display: inline-flex;
    gap: 0.8rem;
    align-items: center;
    height: 36px;
    padding: 0 14px;
    font-size: 11px;
    font-weight: 800;
    color: var(--darker-gray-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    background-color: var(--white-color);
    border: 1px solid var(--light-gray-color);
    border-radius: 3px;
}

.browse-nav-toggle:hover {
    border-color: var(--mid-gray-color);
}

.browse-nav-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    font-size: 2.4rem;
    line-height: 1;
    color: var(--darker-gray-color);
    cursor: pointer;
    background: transparent;
    border: 0;
}

@media (max-width: 991px) {
    .site-body {
        display: block;
    }

    .browse-nav-mobile-bar {
        position: sticky;
        top: 0;
        z-index: 40;
        display: flex;
        align-items: center;
        padding: 1.2rem 4vw;
        background-color: var(--white-color);
        border-bottom: 1px solid var(--light-gray-color);
    }

    .browse-nav-backdrop {
        position: fixed;
        inset: 0;
        z-index: 90;
        display: block;
        background: rgba(0, 0, 0, 0.4);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.2s var(--animation-base), visibility 0.2s var(--animation-base);
    }

    .browse-nav-open .browse-nav-backdrop {
        opacity: 1;
        visibility: visible;
    }

    .browse-nav {
        position: fixed;
        top: 0;
        left: 0;
        z-index: 100;
        width: min(30rem, 86vw);
        height: 100%;
        padding: 0;
        background-color: var(--white-color);
        box-shadow: 8px 0 24px rgba(0, 0, 0, 0.08);
        transform: translateX(-105%);
        transition: transform 0.22s var(--animation-base);
        visibility: hidden;
    }

    .browse-nav-open .browse-nav {
        transform: translateX(0);
        visibility: visible;
    }

    .browse-nav-panel {
        position: static;
        max-height: 100%;
        height: 100%;
        padding: 1.6rem 2rem 3rem;
    }

    .browse-nav-toolbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 1.6rem;
    }

    .browse-nav-toolbar-title {
        margin: 0;
        font-size: 1.5rem;
        font-weight: 800;
    }

    body.browse-nav-open {
        overflow: hidden;
    }
}

@media (prefers-reduced-motion: reduce) {
    .browse-nav,
    .browse-nav-backdrop {
        transition: none;
    }
}