:root {
    --unesco-primary: #00a9d8;
    --unesco-secondary: #2dd4bf;
    --unesco-accent: #0074d9;
    --unesco-dark: #006d77;
    --unesco-light: #f0fbff;
    --unesco-gradient: linear-gradient(135deg, var(--unesco-primary), var(--unesco-secondary));
}

.unesco-programs-shell {
    max-width: 1240px;
    margin: 0 auto;
}

.unesco-hero {
    position: relative;
    background: var(--unesco-gradient);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    margin-bottom: 2rem;
    overflow: hidden;
    color: white;
}

.unesco-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.unesco-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    position: relative;
    letter-spacing: -0.5px;
}

.unesco-hero p {
    font-size: 1.15rem;
    opacity: 0.95;
    position: relative;
    max-width: 650px;
    line-height: 1.6;
}

.unesco-filter-panel {
    background: white;
    border-radius: 20px;
    padding: 1.25rem 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 169, 216, 0.08);
    margin-bottom: 1.75rem;
    border: 1px solid rgba(0, 169, 216, 0.12);
}

.unesco-filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-items: center;
}

.unesco-filter-chip {
    border: 1px solid rgba(0, 169, 216, 0.25);
    background: var(--unesco-light);
    color: var(--unesco-dark);
    border-radius: 999px;
    padding: 0.55rem 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    font-size: 0.9rem;
    line-height: 1.4;
}

.unesco-filter-chip:hover,
.unesco-filter-chip.active {
    background: var(--unesco-gradient);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 169, 216, 0.25);
}

.unesco-filter-chip:focus-visible {
    outline: 3px solid var(--unesco-primary);
    outline-offset: 2px;
}

@media (hover: hover) {
    .unesco-filter-chip:hover {
        transform: translateY(-2px);
    }
}

.unesco-search-wrap {
    position: relative;
    flex: 1 1 300px;
    min-width: 220px;
}

.unesco-search-wrap i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--unesco-primary);
    font-size: 1.1rem;
    pointer-events: none;
}

.unesco-search-input {
    width: 100%;
    border: 1px solid rgba(0, 169, 216, 0.2);
    border-radius: 999px;
    padding: 0.75rem 1rem 0.75rem 2.75rem;
    outline: none;
    transition: all 0.25s ease;
    font-size: 0.95rem;
}

.unesco-search-input:focus {
    border-color: var(--unesco-primary);
    box-shadow: 0 0 0 4px rgba(0, 169, 216, 0.15);
}

.unesco-search-input::placeholder {
    color: #94a3b8;
}

.unesco-program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.unesco-program-card {
    background: white;
    border: 1px solid rgba(0, 169, 216, 0.12);
    border-radius: 24px;
    padding: 0;
    box-shadow: 0 10px 25px rgba(0, 169, 216, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.unesco-program-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 169, 216, 0.15);
    border-color: rgba(0, 169, 216, 0.25);
}

@media (hover: hover) {
    .unesco-program-card:hover {
        transform: translateY(-6px);
    }
}

.unesco-program-card:focus-within {
    border-color: rgba(0, 169, 216, 0.35);
    box-shadow: 0 0 0 4px rgba(0, 169, 216, 0.1);
}

.unesco-program-card.is-hidden {
    display: none;
}

.unesco-card-header {
    background: linear-gradient(135deg, rgba(0, 169, 216, 0.04), rgba(45, 212, 191, 0.04));
    padding: 1.5rem 1.35rem 1rem;
    border-bottom: 1px solid rgba(0, 169, 216, 0.08);
}

.unesco-card-heading {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    align-items: flex-start;
}

.unesco-group-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--unesco-gradient);
    color: white;
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.unesco-group-badge i {
    font-size: 0.9rem;
}

.unesco-program-count {
    background: rgba(0, 169, 216, 0.1);
    color: var(--unesco-primary);
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
}

.unesco-program-card h3 {
    color: var(--unesco-dark);
    font-size: 1.35rem;
    line-height: 1.35;
    margin: 0;
    font-weight: 700;
}

.unesco-program-list {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
}

.unesco-program-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.05rem 1.35rem;
    border-top: 1px solid rgba(0, 169, 216, 0.08);
    transition: background 0.2s ease;
}

.unesco-program-item:focus-within {
    background: rgba(0, 169, 216, 0.04);
}

@media (hover: hover) {
    .unesco-program-item:hover {
        background: rgba(0, 169, 216, 0.02);
    }
}

.unesco-program-item:first-child {
    border-top: 0;
    padding-top: 0.75rem;
}

.unesco-program-name {
    color: #263238;
    font-weight: 600;
    line-height: 1.5;
    font-size: 1.02rem;
}

.unesco-program-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
    flex-shrink: 0;
}

.unesco-duration-badge,
.unesco-amount-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.4rem 0.8rem;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
}

.unesco-duration-badge {
    background: var(--unesco-gradient);
    color: white;
}

.unesco-empty-state {
    background: white;
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    color: #6b7c93;
    box-shadow: 0 10px 25px rgba(0, 169, 216, 0.06);
    grid-column: 1 / -1;
    transition: opacity 0.3s ease;
}

.unesco-empty-state.is-hidden {
    display: none;
}

.unesco-empty-state i {
    color: var(--unesco-primary);
    opacity: 0.7;
    margin-bottom: 1rem;
}

.unesco-empty-state h4 {
    color: var(--unesco-dark);
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.unesco-empty-state p {
    font-size: 1rem;
    opacity: 0.8;
}

@media (max-width: 640px) {
    .unesco-hero {
        padding: 1.75rem 1.25rem;
        text-align: center;
    }

    .unesco-hero h1 {
        font-size: 1.85rem;
    }

    .unesco-hero p {
        font-size: 1rem;
        margin: 0 auto;
    }

    .unesco-filter-row {
        gap: 0.5rem;
    }

    .unesco-filter-chip {
        padding: 0.45rem 0.8rem;
        font-size: 0.88rem;
    }

    .unesco-program-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .unesco-program-item {
        flex-direction: column;
        gap: 0.6rem;
    }

    .unesco-program-meta {
        align-items: flex-start;
        width: 100%;
    }
}

@media (min-width: 641px) and (max-width: 991px) {
    .unesco-program-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .unesco-program-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}