/* Auth button in header */
.auth-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--bg-tertiary);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    white-space: nowrap;
}

.auth-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Tier badge */
.tier-badge {
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    border: 1px solid var(--bg-tertiary);
}

.tier-badge.free {
    color: var(--text-tertiary);
    border-color: var(--text-tertiary);
    margin-left: 3px;
}

.tier-badge.starter {
    color: #3B9EFF;
    border-color: #3B9EFF;
    margin-left: 3px;
}

.tier-badge.pro {
    color: var(--accent);
    border-color: var(--accent);
    margin-left: 3px;
}

.tier-badge.enterprise {
    color: var(--green);
    border-color: var(--green);
    margin-left: 3px;
}