.page-articles .page-title {
    color: var(--accent-main);
}

.page-articles .art-filter-panel {
    background: var(--color-gray-200);
    border: 1px solid var(--color-gray-300);
    border-radius: 6px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: 0 1px 3px var(--shadow-card);
}

.page-articles .art-filter-group {
    margin-bottom: 1rem;
}

.page-articles .art-filter-group:last-child {
    margin-bottom: 0;
}

.page-articles .art-filter-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-gray-600);
    margin-bottom: 0.5rem;
}


.page-articles .art-section-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.page-articles .art-section-btn {
    font-size: 0.78rem;
    font-family: inherit;
    padding: 0.28rem 0.65rem;
    border-radius: 4px;
    border: 1px solid var(--color-gray-300);
    background: var(--color-gray-50);
    color: var(--color-gray-700);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    line-height: 1.4;
    white-space: nowrap;
}

.page-articles .art-section-btn:hover {
    background: var(--color-gray-200);
    border-color: var(--color-gray-500);
}

.page-articles .art-section-btn.active {
    background: var(--color-gray-700);
    border-color: var(--color-gray-950);
    color: var(--color-gray-200);
}

.page-articles .art-tag-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.page-articles .art-tag-btn {
    font-size: 0.78rem;
    font-family: inherit;
    padding: 0.28rem 0.7rem;
    border-radius: 20px;
    border: none;
    cursor: pointer;
    color: whitesmoke;
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;
    opacity: 0.38;
    transition: opacity 0.15s, box-shadow 0.15s;
}

.page-articles .art-tag-btn:hover {
    opacity: 0.65;
}

.page-articles .art-tag-btn.active {
    opacity: 1;
    box-shadow: 0 0 0 2px var(--color-gray-50), 0 0 0 4px currentColor;
}

.page-articles .art-tag-btn[data-tag="strategic"]    { background: var(--art-tag-strategic); }
.page-articles .art-tag-btn[data-tag="research"]     { background: var(--art-tag-research); }
.page-articles .art-tag-btn[data-tag="governance"]   { background: var(--art-tag-governance); }
.page-articles .art-tag-btn[data-tag="fundamentals"] { background: var(--art-tag-fundamentals); }
.page-articles .art-tag-btn[data-tag="operational"]  { background: var(--art-tag-operational); }

/* ── Clear filters ───────────────────────────────────────────── */
.page-articles .art-clear-btn {
    font-size: 0.75rem;
    color: var(--color-blue-primary);
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    font-family: inherit;
    text-decoration: underline;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s;
}

.page-articles .art-clear-btn.visible {
    opacity: 1;
    pointer-events: auto;
}

.page-articles .art-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    margin-top: 0.9rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-gray-200);
}

.page-articles .art-legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.75rem;
    color: var(--color-gray-600);
}

.page-articles .art-legend-sq {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}


.page-articles .art-result-count {
    font-size: 0.83rem;
    color: var(--color-gray-600);
    margin-bottom: 0.6rem;
    min-height: 1.4em;
}

.page-articles .art-result-count strong {
    color: var(--color-gray-950);
}


.page-articles .art-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}


.page-articles .art-card {
    background: var(--color-gray-200);
    border: 1px solid var(--color-gray-300);
    border-radius: 6px;
    padding: 0.6rem 1rem;
    display: grid;
    grid-template-columns: 190px 1fr auto;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 1px 2px var(--shadow-card);
    transition: box-shadow 0.15s, border-color 0.15s;
}

.page-articles .art-card.alt {
    background: var(--color-gray-100);
}

.page-articles .art-card:hover {
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    border-color: var(--color-gray-400);
}

.page-articles .art-card.hidden {
    display: none;
}

.page-articles .art-card-section {
    font-size: 0.7rem;
    color: var(--color-gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.3;
}

.page-articles .art-card-title a {
    color: var(--color-gray-950);
    text-decoration: none;
    font-size: 0.93rem;
    font-weight: 500;
    line-height: 1.35;
    transition: color 0.15s;
}

.page-articles .art-card-title a:hover {
    color: var(--color-blue-primary);
    text-decoration: underline;
}

.page-articles .art-card-desc {
    font-size: 0.76rem;
    color: var(--color-gray-500);
    line-height: 1.35;
    margin-top: 0.15rem;
}

.page-articles .art-card-tags {
    display: flex;
    gap: 4px;
    align-items: center;
    flex-shrink: 0;
}

.page-articles .art-tag-sq {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}

.page-articles .art-tag-sq[data-tag="strategic"]    { background: var(--art-tag-strategic); }
.page-articles .art-tag-sq[data-tag="research"]     { background: var(--art-tag-research); }
.page-articles .art-tag-sq[data-tag="governance"]   { background: var(--art-tag-governance); }
.page-articles .art-tag-sq[data-tag="fundamentals"] { background: var(--art-tag-fundamentals); }
.page-articles .art-tag-sq[data-tag="operational"]  { background: var(--art-tag-operational); }


.page-articles .art-empty {
    display: none;
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-gray-500);
    font-size: 0.95rem;
}

.page-articles .art-empty.visible {
    display: block;
}





@media (max-width: 640px) {
    .page-articles .art-card {
    grid-template-columns: 1fr;
    gap: 0.25rem;
    padding: 0.7rem 0.9rem;
    }

    .page-articles .art-card-desc {
    display: none;
    }

    .page-articles .art-card-tags {
    margin-top: 0.3rem;
    }

    .page-articles .art-card-section {
    font-size: 0.67rem;
    }
}

@media (min-width: 641px) and (max-width: 820px) {
    .page-articles .art-card {
    grid-template-columns: 155px 1fr auto;
    }
}