/* ── CREW MASTERY STYLES (v3.0.7) ── */
.mastery-container {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mastery-row {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 12px;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all 0.3s ease;
}

.mastery-row.complete {
    border-color: var(--gold);
    background: rgba(212,175,55,0.05);
}

.mastery-crew-icon {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.2rem;
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,0.1);
}

.mastery-info {
    flex: 1;
}

.mastery-name {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.mastery-progress-bg {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 5px;
}

.mastery-progress-bar {
    height: 100%;
    background: var(--gold);
    width: 0%;
    transition: width 1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 0 10px var(--gold);
}

.mastery-count {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.7rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mastery-reward-btn {
    padding: 6px 12px;
    font-size: 0.7rem;
    font-weight: 900;
    font-family: 'Barlow Condensed', sans-serif;
    letter-spacing: 1px;
    border-radius: 6px;
    text-transform: uppercase;
    cursor: pointer;
    border: none;
    background: rgba(255,255,255,0.1);
    color: var(--muted);
    min-width: 80px;
}

.mastery-reward-btn.claimable {
    background: var(--gold);
    color: #000;
    animation: pulseGlow 2s infinite;
}

.mastery-reward-btn.claimed {
    background: rgba(52, 168, 83, 0.2);
    color: #34A853;
    pointer-events: none;
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 0 0 rgba(212,175,55,0.7); }
    70% { box-shadow: 0 0 0 10px rgba(212,175,55,0); }
    100% { box-shadow: 0 0 0 0 rgba(212,175,55,0); }
}

.mastery-badges {
    display: flex;
    gap: 5px;
    margin-top: 8px;
}

.mastery-badge {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    color: rgba(255,255,255,0.2);
}

.mastery-badge.earned-bronze { background: #cd7f32; color: #fff; border-color: #ff9d6e; }
.mastery-badge.earned-silver { background: #c0c0c0; color: #333; border-color: #fff; }
.mastery-badge.earned-gold { background: var(--gold); color: #000; border-color: #fff; box-shadow: 0 0 5px var(--gold); }

/* Tab Visibility */
#coll-grid-view, #coll-mastery-view {
    display: none;
}

#coll-grid-view.active {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}

#coll-mastery-view.active {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

/* Tab Buttons */
.coll-tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 15px;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 0.9rem;
    color: var(--muted);
    letter-spacing: 2px;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.coll-tab-btn.active {
    color: var(--gold);
    border-bottom-color: var(--gold);
    background: rgba(212,175,55,0.05);
}

.mastery-actions {
    display: flex;
    flex-direction: column;
    gap: 4px;
}