/* USL Sitemap — advanced site directory */

.usl-sitemap-page {
    --sm-navy: #002147;
    --sm-blue: #1e3a8a;
    --sm-gold: #c9a227;
    --sm-surface: #f1f5f9;
    --sm-ink: #0f172a;
    --sm-muted: #64748b;
    --sm-border: #e2e8f0;
    --sm-radius: 1rem;
    --sm-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    --sm-shadow-lg: 0 16px 48px rgba(15, 23, 42, 0.1);
}

/* Hero */
.sitemap-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--sm-navy) 0%, var(--sm-blue) 55%, #1d4ed8 100%);
    color: #fff;
}

.sitemap-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 50% at 100% 0%, rgba(201, 162, 39, 0.18) 0%, transparent 55%),
        radial-gradient(ellipse 40% 40% at 0% 100%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.sitemap-hero__grid {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.5) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

.sitemap-hero__inner {
    position: relative;
    z-index: 1;
    max-width: 76rem;
    margin: 0 auto;
    padding: 3.5rem 1.5rem 3rem;
}

.sitemap-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 1rem;
    padding: 0.35rem 0.9rem;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #fde68a;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 999px;
}

.sitemap-hero__title {
    margin: 0 0 0.65rem;
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.sitemap-hero__subtitle {
    margin: 0 0 1.75rem;
    max-width: 40rem;
    font-size: clamp(1rem, 2vw, 1.125rem);
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.9);
}

.sitemap-hero__search {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    max-width: 36rem;
}

.sitemap-hero__search-input-wrap {
    flex: 1 1 220px;
    position: relative;
}

.sitemap-hero__search-input {
    width: 100%;
    padding: 0.9rem 1rem 0.9rem 2.75rem;
    font-size: 1rem;
    color: var(--sm-ink);
    background: #fff;
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.sitemap-hero__search-input:focus {
    outline: 2px solid var(--sm-gold);
    outline-offset: 2px;
}

.sitemap-hero__search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--sm-muted);
    pointer-events: none;
}

.sitemap-hero__search-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.35rem;
    font-weight: 600;
    color: var(--sm-navy);
    background: var(--sm-gold);
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.sitemap-hero__search-btn:hover {
    transform: translateY(-2px);
    color: var(--sm-navy);
}

/* Stats */
.sitemap-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    max-width: 76rem;
    margin: -2rem auto 0;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

.sitemap-stat {
    background: #fff;
    border: 1px solid var(--sm-border);
    border-radius: var(--sm-radius);
    padding: 1.25rem 1rem;
    text-align: center;
    box-shadow: var(--sm-shadow);
}

.sitemap-stat__value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--sm-blue);
    line-height: 1;
}

.sitemap-stat__label {
    margin-top: 0.35rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--sm-muted);
}

/* Sticky nav */
.sitemap-quicknav {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--sm-border);
    box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}

.sitemap-quicknav__inner {
    max-width: 76rem;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    gap: 0.35rem;
    overflow-x: auto;
    scrollbar-width: none;
}

.sitemap-quicknav__inner::-webkit-scrollbar {
    display: none;
}

.sitemap-quicknav__link {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.9rem 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--sm-muted);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    white-space: nowrap;
}

.sitemap-quicknav__link:hover,
.sitemap-quicknav__link.is-active {
    color: var(--sm-blue);
    border-bottom-color: var(--sm-gold);
}

/* Main */
.sitemap-main {
    padding: 2.5rem 0 4rem;
    background: var(--sm-surface);
}

.sitemap-wrap {
    max-width: 76rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.sitemap-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.sitemap-toolbar__hint {
    font-size: 0.875rem;
    color: var(--sm-muted);
}

.sitemap-toolbar__hint strong {
    color: var(--sm-blue);
}

.sitemap-filter-empty {
    display: none;
    text-align: center;
    padding: 3rem 1.5rem;
    background: #fff;
    border: 1px dashed var(--sm-border);
    border-radius: var(--sm-radius);
    color: var(--sm-muted);
}

.sitemap-filter-empty.is-visible {
    display: block;
}

/* Grid */
.sitemap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.sitemap-card {
    background: #fff;
    border: 1px solid var(--sm-border);
    border-radius: var(--sm-radius);
    overflow: hidden;
    box-shadow: var(--sm-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sitemap-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--sm-shadow-lg);
}

.sitemap-card.is-hidden {
    display: none;
}

.sitemap-card__head {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 1.25rem 1.35rem;
    border-bottom: 1px solid var(--sm-border);
}

.sitemap-card__icon {
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sitemap-card__title {
    margin: 0;
    font-size: 1.0625rem;
    font-weight: 800;
    color: var(--sm-ink);
}

.sitemap-card__count {
    margin-left: auto;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: var(--sm-surface);
    color: var(--sm-muted);
}

.sitemap-card__body {
    padding: 1rem 1.35rem 1.35rem;
}

.sitemap-group + .sitemap-group {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--sm-border);
}

.sitemap-group__title {
    margin: 0 0 0.65rem;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sm-muted);
}

.sitemap-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sitemap-link {
    margin: 0;
}

.sitemap-link.is-hidden {
    display: none;
}

.sitemap-link__a {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.55rem 0.65rem;
    margin: 0 -0.65rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--sm-ink);
    text-decoration: none;
    border-radius: 0.5rem;
    transition: background 0.2s, color 0.2s, padding-left 0.2s;
}

.sitemap-link__a:hover {
    background: var(--sm-surface);
    color: var(--sm-blue);
    padding-left: 0.85rem;
}

.sitemap-link__a i {
    width: 1.1rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--sm-muted);
    transition: color 0.2s;
}

.sitemap-link__a:hover i {
    color: var(--sm-gold);
}

.sitemap-link__a .fa-external-link-alt {
    margin-left: auto;
    font-size: 0.65rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.sitemap-link__a:hover .fa-external-link-alt {
    opacity: 0.5;
}

/* Accent colors */
.sitemap-card--navy .sitemap-card__icon { background: #e0e7ff; color: #1e3a8a; }
.sitemap-card--teal .sitemap-card__icon { background: #ccfbf1; color: #0f766e; }
.sitemap-card--gold .sitemap-card__icon { background: #fef3c7; color: #b45309; }
.sitemap-card--violet .sitemap-card__icon { background: #ede9fe; color: #6d28d9; }
.sitemap-card--emerald .sitemap-card__icon { background: #d1fae5; color: #047857; }
.sitemap-card--rose .sitemap-card__icon { background: #ffe4e6; color: #be123c; }
.sitemap-card--amber .sitemap-card__icon { background: #fef3c7; color: #d97706; }
.sitemap-card--sky .sitemap-card__icon { background: #e0f2fe; color: #0369a1; }
.sitemap-card--slate .sitemap-card__icon { background: #f1f5f9; color: #475569; }

.sitemap-card--navy .sitemap-card__head { border-top: 3px solid #1e3a8a; }
.sitemap-card--teal .sitemap-card__head { border-top: 3px solid #0f766e; }
.sitemap-card--gold .sitemap-card__head { border-top: 3px solid #c9a227; }
.sitemap-card--violet .sitemap-card__head { border-top: 3px solid #7c3aed; }
.sitemap-card--emerald .sitemap-card__head { border-top: 3px solid #059669; }
.sitemap-card--rose .sitemap-card__head { border-top: 3px solid #e11d48; }
.sitemap-card--amber .sitemap-card__head { border-top: 3px solid #f59e0b; }
.sitemap-card--sky .sitemap-card__head { border-top: 3px solid #0ea5e9; }
.sitemap-card--slate .sitemap-card__head { border-top: 3px solid #64748b; }

/* Tree visual */
.sitemap-tree {
    margin-top: 3rem;
    padding: 2rem;
    background: #fff;
    border: 1px solid var(--sm-border);
    border-radius: var(--sm-radius);
    box-shadow: var(--sm-shadow);
}

.sitemap-tree__title {
    margin: 0 0 1.25rem;
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--sm-ink);
    text-align: center;
}

.sitemap-tree__diagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.sitemap-tree__root {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--sm-navy), var(--sm-blue));
    border-radius: 999px;
    text-decoration: none;
}

.sitemap-tree__branches {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    max-width: 100%;
    padding-top: 0.75rem;
    position: relative;
}

.sitemap-tree__branches::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 0.75rem;
    background: var(--sm-border);
    transform: translateX(-50%);
}

.sitemap-tree__branch {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.85rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--sm-blue);
    background: var(--sm-surface);
    border: 1px solid var(--sm-border);
    border-radius: 999px;
    text-decoration: none;
    transition: background 0.2s, border-color 0.2s;
}

.sitemap-tree__branch:hover {
    background: #e0e7ff;
    border-color: #93c5fd;
    color: var(--sm-navy);
}

/* CTA */
.sitemap-cta {
    margin-top: 3rem;
    padding: 2.5rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, var(--sm-navy) 0%, var(--sm-blue) 100%);
    border-radius: var(--sm-radius);
    color: #fff;
}

.sitemap-cta__title {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
}

.sitemap-cta__text {
    margin: 0 0 1.5rem;
    color: rgba(255, 255, 255, 0.88);
}

.sitemap-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.sitemap-cta__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.35rem;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: transform 0.2s;
}

.sitemap-cta__btn--primary {
    background: var(--sm-gold);
    color: var(--sm-navy);
}

.sitemap-cta__btn--outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.45);
}

.sitemap-cta__btn:hover {
    transform: translateY(-2px);
    color: inherit;
}

.sitemap-cta__btn--outline:hover {
    color: #fff;
    border-color: #fff;
}

@media (max-width: 640px) {
    .sitemap-hero__inner {
        padding-top: 2.5rem;
    }

    .sitemap-stats {
        margin-top: -1.5rem;
    }

    .sitemap-grid {
        grid-template-columns: 1fr;
    }
}