html {
    scroll-behavior: smooth;
    scroll-padding-top: 1rem;
}

body {
    min-height: 100vh;
    padding-bottom: var(--space-8);
}

.items-page {
    max-width: var(--content-width);
}

.items-skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 1100;
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-sm);
    background: var(--accent-strong);
    color: var(--on-action);
    font-weight: 700;
}

.items-breadcrumb {
    margin-bottom: 0.75rem;
    font-size: var(--fs-sm);
}

.items-breadcrumb a,
.items-footer a {
    text-underline-offset: 0.18em;
}

.items-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.65fr);
    gap: var(--space-6);
    align-items: end;
    padding: clamp(1.25rem, 3vw, 2.25rem);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.items-eyebrow {
    display: flex;
    gap: 0.45rem;
    align-items: center;
    margin: 0 0 0.55rem;
    color: var(--accent);
    font-size: var(--fs-sm);
    font-weight: 750;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.items-hero h1 {
    max-width: 780px;
    margin: 0;
    line-height: 1.08;
    letter-spacing: -0.035em;
}

.items-intro {
    max-width: 780px;
    margin: 0.85rem 0 0;
    color: var(--text-muted);
    font-size: var(--fs-xl);
    line-height: 1.65;
}

.items-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    min-width: 0;
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
}

.items-summary div {
    padding: 0.9rem 1rem;
}

.items-summary div + div {
    border-left: 1px solid var(--border);
}

.items-summary dt {
    margin-bottom: 0.2rem;
    color: var(--text-muted);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.items-summary dd {
    margin: 0;
    font-size: var(--fs-lg);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.letter-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.38rem;
    align-items: center;
    margin: 1rem 0;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
}

.letter-nav-label {
    margin-right: 0.2rem;
    color: var(--text-muted);
    font-size: var(--fs-sm);
    font-weight: 700;
}

.letter-nav a {
    display: inline-grid;
    min-width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: var(--fs-sm);
    font-weight: 750;
    text-decoration: none;
}

.letter-nav a:hover,
.letter-nav a:focus-visible,
.letter-nav a.active {
    border-color: var(--accent);
    background: var(--accent-strong);
    color: var(--on-action);
}

.item-directory {
    outline: none;
}

.item-group-overview {
    padding: clamp(1rem, 2.5vw, 1.5rem);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
}

.item-group-overview h2 {
    margin: 0;
    font-size: var(--fs-2xl);
}

.item-group-overview > p {
    margin: 0.45rem 0 1rem;
    color: var(--text-muted);
    font-size: var(--fs-base);
}

.item-group-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
    gap: 0.55rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.item-group-grid a {
    display: grid;
    grid-template-columns: 2.35rem minmax(0, 1fr) auto;
    gap: 0.65rem;
    align-items: center;
    min-height: 3.65rem;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: var(--fs-sm);
    text-decoration: none;
}

.item-group-grid a:hover,
.item-group-grid a:focus-visible {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent);
}

.item-group-letter {
    display: grid;
    width: 2.35rem;
    height: 2.35rem;
    place-items: center;
    border-radius: var(--radius-sm);
    background: var(--accent-strong);
    color: var(--on-action);
    font-size: var(--fs-xl);
    font-weight: 800;
}

.item-group-grid .bi {
    color: var(--text-muted);
    font-size: var(--fs-xs);
}

.item-letter-group {
    margin-top: 1rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
}

.item-letter-group h2 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 0 0.75rem;
    padding: 0 0.15rem 0.65rem;
    border-bottom: 1px solid var(--border);
    font-size: var(--fs-2xl);
    line-height: 1;
}

.group-top-link {
    color: var(--text-muted);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-decoration: none;
}

.group-top-link:hover,
.group-top-link:focus-visible {
    color: var(--accent);
}

.item-link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(225px, 1fr));
    gap: 0.45rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.item-directory-link {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 0.5rem;
    align-items: center;
    min-height: 44px;
    padding: 0.55rem 0.65rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    text-decoration: none;
    transition: border-color 120ms ease, background-color 120ms ease, transform 120ms ease;
}

.item-directory-link:hover,
.item-directory-link:focus-visible {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent);

}

.item-directory-link:focus-visible,
.item-group-grid a:focus-visible,
.letter-nav a:focus-visible,
.group-top-link:focus-visible,
.items-footer a:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 2px;
}

.item-directory-name {
    overflow: hidden;
    font-weight: 650;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.item-directory-id {
    color: var(--text-muted);
    font-size: var(--fs-xs);
    font-variant-numeric: tabular-nums;
}

.item-directory-link .bi {
    color: var(--text-muted);
    font-size: var(--fs-xs);
}

.items-empty {
    margin-top: 1rem;
    padding: 3rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    text-align: center;
}

.items-empty > .bi {
    color: var(--text-muted);
    font-size: var(--fs-2xl);
}

.items-empty h2 {
    margin-top: 0.75rem;
    font-size: var(--fs-xl);
}

.items-empty p {
    max-width: 520px;
    margin: 0.6rem auto 1rem;
    color: var(--text-muted);
}

.items-footer {
    margin-top: 1.25rem;
    padding: 1.25rem 0.25rem 0;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    text-align: center;
}

.items-footer nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.45rem 1rem;
}

.items-footer p {
    max-width: 720px;
    margin: 0.8rem auto 0;
    font-size: var(--fs-sm);
    line-height: 1.55;
}

@media (max-width: 1199.98px) and (min-width: 768px) {
    .items-page > .d-flex.justify-content-between > :first-child {
        flex: 0 1 auto;
        min-width: 0;
    }

    .items-page > .d-flex.justify-content-between .ascii-logo {
        display: none !important;
    }

    .items-page > .d-flex.justify-content-between h3.d-md-none {
        display: block !important;
        margin: 0;
        font-size: var(--fs-xl);
        font-weight: 750;
    }
}

@media (max-width: 767.98px) {
    body {
        padding-top: var(--space-4);
    }

    .items-page > .d-flex.justify-content-between {
        flex-wrap: wrap;
        gap: 0.65rem;
        align-items: center !important;
        margin-bottom: 1rem !important;
    }

    .items-page > .d-flex.justify-content-between > :first-child {
        flex: 1 1 auto;
        min-width: 0;
    }

    .items-page > .d-flex.justify-content-between > :first-child h3 {
        margin: 0;
        font-size: var(--fs-xl);
    }

    .items-page #global-search-mount {
        order: 3;
        flex: 1 0 100%;
        margin: 0 !important;
    }

    .items-hero {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .items-summary {
        width: 100%;
        min-width: 0;
    }

    .letter-nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        overscroll-behavior-inline: contain;
        scrollbar-width: thin;
    }

    .letter-nav-label,
    .letter-nav a {
        flex: 0 0 auto;
    }

    .item-letter-group {
        padding: var(--space-4);
    }

    .item-link-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 479.98px) {
    .items-hero {
        padding: var(--space-4);
    }

    .items-summary {
        grid-template-columns: 1fr;
    }

    .items-summary div + div {
        border-top: 1px solid var(--border);
        border-left: 0;
    }

    .item-link-grid {
        grid-template-columns: 1fr;
    }

    .items-footer nav {
        gap: 0.45rem 0.8rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .item-directory-link {
        transition: none;
    }
}