/* ===========================
   Unified Audience Filter
   3-level: Category → Type → Specialization
   =========================== */

.audience-filter {
    margin-bottom: 24px;
}

/* Level 0: Category tabs */
.af-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 16px;
}

.af-tab {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    color: var(--text-dark, #2C3E50);
    background: white;
    border: 2px solid #E2E8F0;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: nowrap;
}

.af-tab:hover {
    border-color: var(--primary-purple, #0077FF);
    color: var(--primary-purple, #0077FF);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 119, 255, 0.15);
}

.af-tab.active {
    background: var(--primary-purple, #0077FF);
    color: white;
    border-color: var(--primary-purple, #0077FF);
    box-shadow: 0 4px 16px rgba(0, 119, 255, 0.3);
}

/* Level 1: Type pills */
.af-types {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 16px;
    animation: afFadeIn 0.3s ease;
}

.af-pill {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    color: #64748B;
    background: white;
    border: 1.5px solid #E2E8F0;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: nowrap;
}

.af-pill:hover {
    border-color: var(--primary-purple, #0077FF);
    color: var(--primary-purple, #0077FF);
}

.af-pill.active {
    background: #E8F1FF;
    color: var(--primary-purple, #0077FF);
    border-color: var(--primary-purple, #0077FF);
}

/* Level 2: Specialization chips */
.af-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 8px;
    animation: afFadeIn 0.3s ease;
}

.af-chip {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    color: #64748B;
    background: white;
    border: 1px solid #E2E8F0;
    transition: all 0.25s ease;
    cursor: pointer;
    white-space: nowrap;
}

.af-chip:hover {
    border-color: var(--primary-purple, #0077FF);
    color: var(--primary-purple, #0077FF);
}

.af-chip.active {
    background: #E8F1FF;
    color: var(--primary-purple, #0077FF);
    border-color: var(--primary-purple, #0077FF);
}

/* Role specialization visual marker */
.af-chip--role {
    border-style: dashed;
}

.af-chip--role.active {
    border-style: solid;
}

@keyframes afFadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===========================
   Responsive: horizontal scroll on mobile
   =========================== */
@media (max-width: 768px) {
    .af-categories,
    .af-types,
    .af-specs {
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 4px 0;
        margin-left: -16px;
        margin-right: -16px;
        padding-left: 16px;
        padding-right: 16px;
    }

    .af-categories::-webkit-scrollbar,
    .af-types::-webkit-scrollbar,
    .af-specs::-webkit-scrollbar {
        display: none;
    }

    .af-tab {
        padding: 10px 18px;
        font-size: 13px;
    }

    .af-pill {
        padding: 7px 16px;
        font-size: 12px;
    }

    .af-chip {
        padding: 5px 12px;
        font-size: 11px;
    }
}