/**
 * Teoría legal — hub por materia (/teoria/materia/*)
 */

.tl-materia-page[data-materia="laboral"] { --tl-mat-accent: #10b981; --tl-mat-accent-soft: #ecfdf5; --tl-mat-accent-border: #6ee7b7; }
.tl-materia-page[data-materia="administrativo"] { --tl-mat-accent: #2563eb; --tl-mat-accent-soft: #eff6ff; --tl-mat-accent-border: #93c5fd; }
.tl-materia-page[data-materia="constitucional"] { --tl-mat-accent: #7c3aed; --tl-mat-accent-soft: #f5f3ff; --tl-mat-accent-border: #c4b5fd; }
.tl-materia-page[data-materia="penal"] { --tl-mat-accent: #dc2626; --tl-mat-accent-soft: #fef2f2; --tl-mat-accent-border: #fca5a5; }
.tl-materia-page[data-materia="procesal"] { --tl-mat-accent: #0891b2; --tl-mat-accent-soft: #ecfeff; --tl-mat-accent-border: #67e8f9; }
.tl-materia-page[data-materia="civil"] { --tl-mat-accent: #d97706; --tl-mat-accent-soft: #fffbeb; --tl-mat-accent-border: #fcd34d; }
.tl-materia-page[data-materia="fiscal"] { --tl-mat-accent: #059669; --tl-mat-accent-soft: #ecfdf5; --tl-mat-accent-border: #6ee7b7; }
.tl-materia-page[data-materia="ue"] { --tl-mat-accent: #1d4ed8; --tl-mat-accent-soft: #eff6ff; --tl-mat-accent-border: #93c5fd; }
.tl-materia-page[data-materia="militar"] { --tl-mat-accent: #475569; --tl-mat-accent-soft: #f8fafc; --tl-mat-accent-border: #cbd5e1; }
.tl-materia-page[data-materia="local"] { --tl-mat-accent: #0d9488; --tl-mat-accent-soft: #f0fdfa; --tl-mat-accent-border: #5eead4; }
.tl-materia-page[data-materia="general"] { --tl-mat-accent: #64748b; --tl-mat-accent-soft: #f8fafc; --tl-mat-accent-border: #cbd5e1; }

.tl-materia-page {
    --tl-mat-accent: #2563eb;
    --tl-mat-accent-soft: #eff6ff;
    --tl-mat-accent-border: #93c5fd;
}

.tl-materia-hero {
    position: relative;
}

.tl-materia-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 55% 60% at 50% 0%, color-mix(in srgb, var(--tl-mat-accent) 22%, transparent), transparent 70%);
    pointer-events: none;
}

.tl-materia-hero-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: var(--tl-mat-accent-border);
    font-size: 1.5rem;
}

.tl-materia-layout {
    display: grid;
    grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
}

.tl-materia-sidebar {
    position: sticky;
    top: 88px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tl-materia-sidebar-panel {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}

.tl-materia-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 700;
    color: #64748b;
    text-decoration: none;
    margin-bottom: 14px;
    transition: color 0.15s;
}

.tl-materia-back:hover {
    color: #2563eb;
}

.tl-materia-current {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    margin-bottom: 12px;
    border-radius: 12px;
    background: var(--tl-mat-accent-soft);
    border: 1px solid var(--tl-mat-accent-border);
}

.tl-materia-current-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #fff;
    color: var(--tl-mat-accent);
    font-size: 1rem;
}

.tl-materia-current strong {
    display: block;
    font-size: 0.88rem;
    color: #0f172a;
    line-height: 1.3;
}

.tl-materia-current span {
    font-size: 0.75rem;
    color: #64748b;
    font-weight: 600;
}

.tl-materia-nav-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: 320px;
    overflow-y: auto;
    padding-right: 2px;
}

.tl-materia-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 10px;
    border-radius: 10px;
    text-decoration: none;
    color: #475569;
    font-size: 0.82rem;
    font-weight: 600;
    transition: background 0.15s, color 0.15s;
}

.tl-materia-nav-item i {
    width: 16px;
    text-align: center;
    color: #94a3b8;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.tl-materia-nav-label {
    flex: 1;
    min-width: 0;
    line-height: 1.3;
}

.tl-materia-nav-count {
    flex-shrink: 0;
    font-size: 0.68rem;
    font-weight: 700;
    color: #94a3b8;
    background: #f1f5f9;
    padding: 2px 7px;
    border-radius: 999px;
}

.tl-materia-nav-item:hover {
    background: #f8fafc;
    color: #0f172a;
}

.tl-materia-nav-item.is-active {
    background: var(--tl-mat-accent-soft);
    color: var(--tl-mat-accent);
}

.tl-materia-nav-item.is-active i {
    color: var(--tl-mat-accent);
}

.tl-materia-nav-item.is-active .tl-materia-nav-count {
    background: color-mix(in srgb, var(--tl-mat-accent) 15%, #fff);
    color: var(--tl-mat-accent);
}

.tl-materia-practice h3 {
    font-size: 0.92rem;
    font-weight: 800;
    color: #0f172a;
    margin: 0 0 4px;
}

.tl-materia-practice p {
    font-size: 0.78rem;
    color: #64748b;
    margin: 0 0 10px;
    line-height: 1.45;
}

.tl-materia-practice ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.tl-materia-practice li + li {
    margin-top: 4px;
}

.tl-materia-practice a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 10px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    text-decoration: none;
    color: #334155;
    font-size: 0.82rem;
    font-weight: 700;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.tl-materia-practice a:hover {
    border-color: var(--tl-mat-accent-border);
    background: var(--tl-mat-accent-soft);
    color: var(--tl-mat-accent);
}

.tl-materia-practice a i {
    font-size: 0.65rem;
    opacity: 0.6;
}

.tl-materia-main {
    min-width: 0;
}

.tl-materia-boe-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
}

.tl-materia-boe-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 20px;
    border-radius: 16px;
    border: 1px solid var(--tl-mat-accent-border);
    background: linear-gradient(145deg, var(--tl-mat-accent-soft) 0%, #fff 55%);
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.15s, transform 0.15s;
}

.tl-materia-boe-card:hover {
    box-shadow: 0 12px 32px color-mix(in srgb, var(--tl-mat-accent) 18%, transparent);
    transform: translateY(-2px);
    color: inherit;
}

.tl-materia-boe-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    width: fit-content;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--tl-mat-accent);
    background: #fff;
    border: 1px solid var(--tl-mat-accent-border);
    padding: 4px 10px;
    border-radius: 999px;
}

.tl-materia-boe-code {
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--tl-mat-accent);
}

.tl-materia-boe-title {
    font-size: 1rem;
    font-weight: 700;
    color: #0f172a;
    line-height: 1.4;
}

.tl-materia-boe-meta {
    font-size: 0.8rem;
    font-weight: 600;
    color: #64748b;
    margin-top: 4px;
}

.tl-materia-boe-meta i {
    font-size: 0.7rem;
    margin-left: 4px;
    transition: transform 0.15s;
}

.tl-materia-boe-card:hover .tl-materia-boe-meta i {
    transform: translateX(3px);
}

.tl-materia-toolbar {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 18px 20px;
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}

.tl-materia-toolbar-head h2 {
    font-size: 1.35rem;
    font-weight: 800;
    color: #0f172a;
    margin: 0 0 4px;
}

.tl-materia-toolbar-head p {
    margin: 0;
    color: #64748b;
    font-size: 0.88rem;
}

.tl-materia-search-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin-top: 14px;
}

.tl-materia-search {
    flex: 1 1 240px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 4px 4px 4px 14px;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.tl-materia-search:focus-within {
    border-color: var(--tl-mat-accent-border);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--tl-mat-accent) 12%, transparent);
    background: #fff;
}

.tl-materia-search i {
    color: #94a3b8;
    flex-shrink: 0;
}

.tl-materia-search input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 10px 8px 10px 0;
    font-size: 0.92rem;
    color: #0f172a;
    outline: none;
    min-width: 0;
}

.tl-materia-search-clear {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: none;
    border-radius: 8px;
    background: #e2e8f0;
    color: #64748b;
    cursor: pointer;
}

.tl-materia-search-clear[hidden] {
    display: none !important;
}

.tl-materia-boe-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    background: #fff;
    font-size: 0.82rem;
    font-weight: 600;
    color: #475569;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.tl-materia-boe-toggle:has(input:checked) {
    background: var(--tl-mat-accent-soft);
    border-color: var(--tl-mat-accent-border);
    color: var(--tl-mat-accent);
}

.tl-materia-boe-toggle input {
    accent-color: var(--tl-mat-accent);
}

.tl-card-materia .tl-card-code {
    background: var(--tl-mat-accent-soft);
    color: var(--tl-mat-accent);
}

.tl-card.is-filtered-out {
    display: none !important;
}

.tl-materia-no-results {
    text-align: center;
    padding: 2.5rem 1rem;
    color: #64748b;
    font-size: 0.92rem;
}

.tl-materia-no-results[hidden] {
    display: none !important;
}

.tl-materia-no-results i {
    display: block;
    font-size: 1.75rem;
    color: #cbd5e1;
    margin-bottom: 10px;
}

.tl-materia-faq {
    margin-top: 0.5rem;
}

@media (max-width: 991px) {
    .tl-materia-layout {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .tl-materia-sidebar {
        position: static;
        margin-bottom: 1.5rem;
    }

    .tl-materia-nav-list {
        flex-direction: row;
        flex-wrap: nowrap;
        overflow-x: auto;
        max-height: none;
        gap: 8px;
        padding-bottom: 4px;
        -webkit-overflow-scrolling: touch;
    }

    .tl-materia-nav-item {
        flex: 0 0 auto;
        white-space: nowrap;
        border: 1px solid #e2e8f0;
        background: #fff;
    }

    .tl-materia-nav-item.is-active {
        border-color: var(--tl-mat-accent-border);
    }

    .tl-materia-current,
    .tl-materia-back {
        display: none;
    }

    .tl-materia-sidebar-panel:first-child {
        padding: 12px;
        background: transparent;
        border: none;
        box-shadow: none;
    }

    .tl-materia-practice {
        display: none;
    }
}

@media (max-width: 640px) {
    .tl-materia-boe-grid,
    .tl-materia-page .tl-grid {
        grid-template-columns: 1fr;
    }

    .tl-materia-search-row {
        flex-direction: column;
        align-items: stretch;
    }

    .tl-materia-boe-toggle {
        justify-content: center;
    }
}