/*
 * Site-wide breadcrumb band. The red bar matches the home category ticker's
 * height and type scale; breadcrumbs stay static, keep their own links and use
 * arrow separators. Desktop category links open an animated child-category menu.
 */

.crumbs-band {
    position: relative;
    z-index: 20;
    width: 100%;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    color: var(--ink);
    font-family: var(--font);
}

@media (max-width: 63.999rem) {
    .crumbs-band--sticky {
        position: sticky;
        top: 0;
        z-index: 35;
    }
}

.crumbs-band-inner {
    display: flex;
    align-items: center;
    min-height: 2.5rem;
    overflow: visible;
}

.crumbs-band .crumbs {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0;
    min-width: 0;
    margin: 0;
    padding: 0;
    list-style: none;
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: -0.005em;
    line-height: 1.2;
    text-transform: none;
    white-space: nowrap;
}

.crumbs-band .crumbs > li {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-width: 0;
}

/* A quiet chevron between steps keeps the hierarchy readable. */
.crumbs-band .crumbs > li + li::before {
    content: "";
    display: inline-block;
    flex: none;
    width: 0.34rem;
    height: 0.34rem;
    margin-inline: 0.14rem 0.12rem;
    border: solid var(--muted);
    border-width: 0 1.5px 1.5px 0;
    transform: rotate(-45deg);
    transform-origin: center;
    transition: transform 0.22s var(--ease-out), border-color 0.18s ease;
}

.crumbs-band .crumbs > li > a {
    display: inline-flex;
    align-items: center;
    min-height: 1.9rem;
    padding-inline: 0.2rem;
    border-radius: 0;
    color: var(--ink);
    text-decoration: none;
    text-underline-offset: 0.2em;
    transition: opacity 0.18s, color 0.18s;
}

.crumbs-band .crumbs > li > a.crumbs-home {
    gap: 0;
    min-height: 1.35rem;
    margin-inline-end: 0.1rem;
    padding: 0 0.2rem;
    border-radius: 0;
    text-decoration: none;
}

.crumbs-band .crumbs > li > a.crumbs-home .gi {
    width: 0.95rem;
    height: 0.95rem;
    color: var(--accent);
    stroke-width: 2;
}

.crumbs-band .crumbs > li[aria-current] {
    padding-inline: 0;
}

.crumbs-band .crumbs > li[aria-current] > span {
    display: inline-flex;
    align-items: center;
    min-height: 1.9rem;
    padding-inline: 0.2rem;
    cursor: default;
}

.crumbs-band .crumbs > li[aria-current] > span:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
}

/* Lucide chevron, inside the link so the hover underline and click target include it. */
.crumbs-band .crumbs > li > a .gi-chevron-right {
    width: 0.8em;
    height: 0.8em;
    margin-inline: 0.35em 0.1em;
    overflow: visible;
    stroke-width: 2.5;
    opacity: 0.9;
    transform: rotate(0deg);
    transition: transform 0.24s var(--ease-out), opacity 0.2s;
}

/* The arrow in the hovered category turns down while its child menu is open. */
@media (min-width: 64rem) {
    .crumbs-band .crumbs > li.has-crumb-menu:hover > a .gi-chevron-right,
    .crumbs-band .crumbs > li.has-crumb-menu:focus-within > a .gi-chevron-right {
        opacity: 1;
        transform: rotate(90deg);
    }
}

.crumbs-band .crumbs > li > a:hover,
.crumbs-band .crumbs > li > a:focus-visible,
.crumbs-band .crumbs > li.has-crumb-menu:hover > a,
.crumbs-band .crumbs > li.has-crumb-menu:focus-within > a {
    opacity: 1;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-decoration-color: currentColor;
    text-underline-offset: 0.22em;
}

@media (hover: hover) and (pointer: fine) {
    .crumbs-band .crumbs > li:has(> a:hover) + li::before,
    .crumbs-band .crumbs > li:has(> a:focus-visible) + li::before {
        border-color: var(--accent);
        transform: rotate(45deg);
    }
}

.crumbs-band .crumbs [aria-current] {
    color: var(--ink);
}

/* Desktop hover menu */
.crumbs-band .crumbs-menu {
    display: none;
}

@media (min-width: 64rem) {
    .crumbs-band .crumbs-menu {
        position: absolute;
        top: calc(100% + 6px);
        left: 0;
        z-index: 30;
        display: block;
        display: flex;
        flex-direction: column;
        width: min(17rem, 30vw);
        max-height: 18rem;
        padding: 0.35rem;
        overflow: visible;
        border: 1px solid var(--line);
        border-radius: 8px;
        background: var(--surface);
        color: var(--ink);
        box-shadow: 0 18px 42px -30px rgb(14 20 36 / 0.55);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-4px);
        transform-origin: top left;
        transition: opacity 0.15s ease, transform 0.2s var(--ease-out), visibility 0.2s;
        text-transform: none;
        letter-spacing: 0;
        white-space: normal;
    }

    /* An invisible bridge over the 6px gap, so moving into the menu keeps it open. */
    .crumbs-band .crumbs-menu::before {
        content: "";
        position: absolute;
        inset-inline: 0;
        top: -0.45rem;
        height: 0.45rem;
    }

    .crumbs-band .has-crumb-menu:hover .crumbs-menu,
    .crumbs-band .has-crumb-menu:focus-within .crumbs-menu {
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .crumbs-band .crumbs-menu ul {
        display: grid;
        flex: 1 1 auto;
        gap: 0.05rem;
        min-height: 0;
        margin: 0;
        padding: 0;
        overflow-y: auto;
        overscroll-behavior: contain;
        scrollbar-width: thin;
        list-style: none;
    }

    .crumbs-band .crumbs-menu li {
        display: block;
        margin: 0;
    }

    .crumbs-band .crumbs-menu li::before {
        content: none;
    }

    .crumbs-band .crumbs-menu li a {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.8rem;
        min-height: 2rem;
        padding: 0 0.45rem;
        border-radius: 6px;
        color: var(--ink);
        font-size: 0.7rem;
        font-weight: 550;
        letter-spacing: 0;
        text-transform: none;
        text-decoration: none;
        transition: background-color 0.16s, color 0.16s;
    }

    .crumbs-band .crumbs-menu li a:hover {
        background: var(--sunk);
        color: var(--accent);
    }

    .crumbs-band .crumbs-menu-count {
        color: var(--muted);
        font-size: 0.58rem;
        font-variant-numeric: tabular-nums;
    }

    .crumbs-band .crumbs-menu-all {
        display: flex;
        flex: none;
        align-items: center;
        justify-content: space-between;
        gap: 0.5rem;
        margin-top: 0.3rem;
        padding: 0.5rem 0.45rem 0.15rem;
        border-top: 1px solid var(--line);
        color: var(--accent);
        font-size: 0.58rem;
        font-weight: 750;
        letter-spacing: 0.02em;
        text-transform: none;
        text-decoration: none;
    }

    .crumbs-band .crumbs-menu-all .gi {
        width: 0.75rem;
        height: 0.75rem;
        transition: transform 0.2s var(--ease-out);
    }

    .crumbs-band .crumbs-menu-all:hover .gi {
        transform: translateX(2px);
    }
}

@media (max-width: 63.999rem) {
    .crumbs-band {
        height: 2.5rem;
    }

    .crumbs-band-inner {
        height: 2.5rem;
        min-height: 2.5rem;
    }

    .crumbs-band .crumbs {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-block: 0;
        font-size: 0.68rem;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .crumbs-band .crumbs::-webkit-scrollbar {
        display: none;
    }

    .crumbs-band .crumbs > li {
        flex: none;
    }

    .crumbs-band .crumbs > li > a .gi-chevron-right {
        width: 0.8em;
        height: 0.8em;
        margin-inline: 0.3em 0.1em;
    }

    .crumbs-band .crumbs-menu {
        display: none !important;
    }

    .crumbs-band.is-scrollable::after {
        background: linear-gradient(to right, transparent, var(--surface));
    }

    .crumbs-band.is-scrollable::before {
        background: linear-gradient(to left, transparent, var(--surface));
    }

    /* The detail page starts directly below its breadcrumb. */
    .crumbs-band + .item-page {
        padding-top: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .crumbs-band .crumbs > li > a,
    .crumbs-band .crumbs > li > a .gi-chevron-right,
    .crumbs-band .crumbs-menu,
    .crumbs-band .crumbs-menu-all .gi {
        transition-duration: 0.01ms !important;
    }

    .crumbs-band .crumbs-menu {
        transform: none !important;
    }
}

/* ---- Admin panel design language ---------------------------------------- */

.crumbs-band {
    border-bottom-color: var(--osc-rule);
    background: var(--osc-bench);
    color: var(--osc-ink);
}

.crumbs-band-inner {
    min-height: 2.75rem;
}

.crumbs-band .crumbs {
    color: var(--osc-ink-muted);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0;
}

.crumbs-band .crumbs > li + li::before {
    width: 0.3rem;
    height: 0.3rem;
    margin-inline: 0.2rem 0.18rem;
    border-color: var(--osc-rule-strong);
    border-width: 0 1.5px 1.5px 0;
}

.crumbs-band .crumbs > li > a,
.crumbs-band .crumbs > li > a.crumbs-home {
    min-height: 1.75rem;
    padding-inline: 0.4rem;
    border-radius: var(--osc-radius-sm);
    color: var(--osc-ink);
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
}

.crumbs-band .crumbs > li > a.crumbs-home {
    color: var(--osc-ink-muted);
}

.crumbs-band .crumbs > li > a.crumbs-home .gi {
    width: 0.95rem;
    height: 0.95rem;
    color: var(--osc-bronze);
}

.crumbs-band .crumbs > li > a:hover,
.crumbs-band .crumbs > li > a:focus-visible,
.crumbs-band .crumbs > li.has-crumb-menu:hover > a,
.crumbs-band .crumbs > li.has-crumb-menu:focus-within > a {
    background: var(--osc-chrome-hover);
    color: var(--osc-ink);
    text-decoration: none;
}

.crumbs-band .crumbs > li > a:focus-visible {
    outline: 2px solid var(--osc-bronze);
    outline-offset: 1px;
}

.crumbs-band .crumbs > li > a .gi-chevron-right {
    width: 0.75em;
    height: 0.75em;
    margin-inline: 0.35em 0.15em;
    opacity: 0.65;
}

.crumbs-band .crumbs > li[aria-current] > span {
    min-height: 1.75rem;
    padding-inline: 0.4rem;
    color: var(--osc-ink);
    font-weight: 600;
}

.crumbs-band .crumbs > li[aria-current] > span:focus-visible {
    outline-color: var(--osc-bronze);
}

@media (hover: hover) and (pointer: fine) {
    .crumbs-band .crumbs > li:has(> a:hover) + li::before,
    .crumbs-band .crumbs > li:has(> a:focus-visible) + li::before {
        border-color: var(--osc-bronze);
    }
}

@media (min-width: 64rem) {
    .crumbs-band .crumbs-menu {
        top: calc(100% + 4px);
        width: min(18rem, 32vw);
        max-height: 20rem;
        padding: 0.35rem;
        border-color: var(--osc-rule);
        border-radius: var(--osc-radius);
        background: var(--osc-bench);
        color: var(--osc-ink);
        box-shadow: var(--osc-shadow-overlay);
        scrollbar-width: thin;
        scrollbar-color: var(--osc-rule-strong) transparent;
    }

    .crumbs-band .crumbs-menu::before {
        top: -0.35rem;
        height: 0.35rem;
    }

    .crumbs-band .crumbs-menu ul {
        gap: 0;
        scrollbar-color: var(--osc-rule-strong) transparent;
    }

    .crumbs-band .crumbs-menu li a {
        min-height: 2rem;
        padding: 0 0.5rem;
        border-radius: var(--osc-radius-sm);
        color: var(--osc-ink);
        font-size: 0.8125rem;
        font-weight: 500;
        letter-spacing: 0;
    }

    .crumbs-band .crumbs-menu li a:hover,
    .crumbs-band .crumbs-menu li a:focus-visible {
        background: var(--osc-bronze-tint);
        color: var(--osc-bronze);
    }

    .crumbs-band .crumbs-menu li a:focus-visible {
        outline: 2px solid var(--osc-bronze);
        outline-offset: -2px;
    }

    .crumbs-band .crumbs-menu-count {
        color: var(--osc-ink-muted);
        font-size: 0.75rem;
        font-weight: 500;
    }

    .crumbs-band .crumbs-menu li a:hover .crumbs-menu-count,
    .crumbs-band .crumbs-menu li a:focus-visible .crumbs-menu-count {
        color: var(--osc-bronze);
    }

    .crumbs-band .crumbs-menu-all {
        margin-top: 0.35rem;
        padding: 0.55rem 0.5rem 0.2rem;
        border-top-color: var(--osc-rule);
        color: var(--osc-bronze);
        font-size: 0.75rem;
        font-weight: 600;
        letter-spacing: 0;
    }

    .crumbs-band .crumbs-menu-all:hover,
    .crumbs-band .crumbs-menu-all:focus-visible {
        color: var(--osc-bronze-deep);
        text-decoration: underline;
    }

    .crumbs-band .crumbs-menu-all:focus-visible {
        outline: 2px solid var(--osc-bronze);
        outline-offset: 2px;
    }
}

@media (max-width: 63.999rem) {
    .crumbs-band,
    .crumbs-band-inner {
        min-height: 2.5rem;
    }

    .crumbs-band .crumbs {
        font-size: 0.71875rem;
        font-weight: 500;
    }

    .crumbs-band .crumbs > li > a,
    .crumbs-band .crumbs > li > a.crumbs-home {
        min-height: 1.7rem;
        padding-inline: 0.35rem;
        font-size: 0.71875rem;
    }

    .crumbs-band .crumbs > li[aria-current] > span {
        min-height: 1.7rem;
        padding-inline: 0.35rem;
    }
}

/* Breadcrumb category crumbs open the same panel as the results title. */
.crumbs-band .crumbs > li[data-cat-id] > a,
.crumbs-band .crumbs > li[data-cat-id] > span {
    cursor: pointer;
}

.crumbs-band .crumbs > li[data-cat-id] > span {
    border-radius: var(--osc-radius-sm);
}

.crumbs-band .crumbs > li[data-cat-id] > span:hover {
    background: var(--osc-chrome-hover);
}