    <style>
/* Category Filter */
.category-filter {
    text-align: center;
    margin: 20px 0;
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeIn 1s ease-in-out forwards;
}

.category-filter button {
    background: var(--light-background);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 15px;
    margin: 5px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1rem;
    transition: 0.3s ease, transform 0.2s ease;
}

.category-filter button:hover, .category-filter button.active {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

/* Search Bar */
.search-container {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
    padding: 0 1rem;
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeIn 1s ease-in-out 0.2s forwards;
}

/* Sort Container */
.sort-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 1rem 0;
    padding: 0 1rem;
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeIn 1s ease-in-out 0.4s forwards;
}

.filter-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    max-width: 1000px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.filter-label {
    font-size: 0.85rem;
    color: var(--light-text);
}

.category-multi {
    position: relative;
    min-width: 220px;
    z-index: 20;
}

.category-multi-btn {
    width: 100%;
    min-height: 44px;
    padding: 0.7rem 2.3rem 0.7rem 0.9rem;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    background: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
    text-align: left;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    position: relative;
}

.category-multi-btn::after {
    content: '';
    position: absolute;
    right: 0.9rem;
    top: 50%;
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: translateY(-65%) rotate(45deg);
    transition: transform 0.2s ease;
    opacity: 0.9;
}

.category-multi.open .category-multi-btn::after {
    transform: translateY(-35%) rotate(-135deg);
}

.category-multi-btn:hover {
    background: var(--light-background);
}

.category-multi-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.category-multi-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    z-index: 30;
    width: 280px;
    max-height: 280px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--card-background);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    padding: 0.45rem;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s ease;
}

.category-multi-dropdown.open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.category-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.25rem;
    border-radius: 6px;
    cursor: pointer;
}

.category-option:hover {
    background: var(--light-background);
}

.category-option input[type="checkbox"] {
    accent-color: var(--primary-color);
}

.sort-select {
    padding: 0.7rem 1.2rem;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    background: var(--card-background);
    color: var(--text-color);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.native-select-hidden {
    display: none;
}

.single-dropdown .category-multi-btn {
    min-width: 190px;
}

.single-option {
    width: 100%;
    border: none;
    background: transparent;
    color: var(--text-color);
    text-align: left;
    font: inherit;
}

.single-option.active {
    background: var(--light-background);
}

.sort-container {
    position: relative;
    /* Below navbar (z-index: 1000) so mobile hamburger menu stays on top while scrolling */
    z-index: 10;
}

.sort-select:hover {
    background: var(--light-background);
    transform: translateY(-2px);
}

.sort-select:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.tag-filter-input {
    min-width: 180px;
    padding: 0.7rem 0.9rem;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    background: var(--card-background);
    color: var(--text-color);
}

.tag-filter-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.reset-filters-btn {
    height: 42px;
    padding: 0 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--light-background);
    color: var(--text-color);
    cursor: pointer;
}

.tag-chip {
    display: inline-block;
    margin-right: 0.4rem;
    margin-top: 0.4rem;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    font-size: 0.75rem;
    background: var(--light-background);
    color: var(--light-text);
}

.search-box {
    position: relative;
    max-width: 500px;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 1rem 3rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(0, 123, 255, 0.2);
    transform: translateY(-2px);
}

.search-input::placeholder {
    color: var(--light-text);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--light-text);
    font-size: 1.1rem;
    pointer-events: none;
}

.clear-search {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--light-text);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.clear-search:hover {
    background: var(--border-color);
    color: var(--text-color);
}

@media (max-width: 768px) {
    .search-container {
        margin: 1rem 0;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        padding: 0.8rem;
    }

    .search-input {
        padding: 0.875rem 2.5rem 0.875rem 2.5rem;
        font-size: 0.9rem;
    }

    .filter-controls {
        align-items: stretch;
    }

    .filter-group {
        width: 100%;
    }

    .sort-select,
    .tag-filter-input,
    .reset-filters-btn {
        width: 100%;
    }

    .single-dropdown .category-multi-btn {
        width: 100%;
        min-width: 0;
    }
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 1.25rem;
    max-width: 1200px;
    margin: 0 auto;
}

.post-card {
    background: var(--card-background);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.5s ease-in-out forwards;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.post-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(37, 99, 235, 0.45);
}

.post-image {
    height: 210px;
    overflow: hidden;
    background: var(--light-background);
}
.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.35s ease;
}

.post-card:hover .post-image img {
    transform: scale(1.04);
}

.post-content {
    padding: 1.2rem 1.25rem 1rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.65rem;
}

.category {
    display: inline-block;
    padding: 0.28rem 0.7rem;
    background: rgba(37, 99, 235, 0.15);
    color: var(--primary-color);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 0.2rem;
    transition: transform 0.2s ease;
}

.post-title {
    font-size: 1.2rem;
    margin: 0;
    line-height: 1.35;
}

.post-excerpt {
    margin: 0;
    color: var(--light-text);
    line-height: 1.6;
    font-size: 0.96rem;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 0.2rem;
}

.post-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    background: var(--light-background);
    color: var(--light-text);
    font-size: 0.78rem;
}

.post-card-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 0.7rem;
    border-top: 1px solid var(--border-color);
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
    margin-top: 0;
    transition: color 0.25s ease, transform 0.2s ease;
}

.read-more:hover {
    color: var(--secondary-color);
    transform: translateX(3px);
}

/* Animations */
@keyframes fadeIn {
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}