/* ============================================================
   Referral Codes page (fx-refc-)
   ============================================================ */

.fx-refc-page {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Page head */
.fx-refc-page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.fx-refc-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.fx-refc-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand, #6366f1);
}

.fx-refc-title-block h1 {
    margin: 6px 0 4px;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.fx-refc-title-block h1 em {
    font-style: normal;
    color: var(--brand, #6366f1);
}

.fx-refc-title-block p {
    margin: 0;
    color: var(--text-dim);
    font-size: 14px;
}

.fx-refc-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.fx-refc-search {
    min-width: 320px;
}

/* Card + table */
.fx-refc-card {
    background: var(--surface, #fff);
    border: 1px solid var(--border, rgba(148, 163, 184, 0.25));
    border-radius: var(--radius-lg, 14px);
    overflow: hidden;
}

.fx-refc-user {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.fx-refc-user-name {
    font-weight: 600;
}

.fx-refc-user-meta {
    font-size: 12px;
    color: var(--text-dim);
}

.fx-refc-code {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.12em;
}

.fx-refc-amount {
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

.fx-refc-amount em {
    font-style: normal;
    font-size: 11px;
    color: var(--text-dim);
    margin-inline-start: 2px;
}

.fx-refc-usage-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    background: rgba(99, 102, 241, 0.12);
    color: #4338ca;
    border: 1px solid rgba(99, 102, 241, 0.30);
}

.fx-refc-addusage-btn {
    text-transform: none;
    font-weight: 600;
}

/* Empty state */
.fx-refc-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 36px 16px;
    color: var(--text-muted, #94a3b8);
    text-align: center;
}

.fx-refc-empty .mud-icon-root {
    font-size: 34px;
}

.fx-refc-empty-title {
    font-weight: 600;
    color: var(--text-dim);
}

.fx-refc-empty-cell {
    color: var(--text-muted, #94a3b8);
}

.fx-refc-history-date {
    font-variant-numeric: tabular-nums;
    color: var(--text-dim);
}

/* ============================================================
   Dialogs
   ============================================================ */
.fx-refc-dialog .mud-dialog {
    border-radius: var(--radius-lg, 14px);
    overflow: hidden;
}

.fx-refc-dialog-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.fx-refc-dialog-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.12);
    color: #4338ca;
}

.fx-refc-dialog-title-text {
    font-size: 17px;
    font-weight: 700;
}

.fx-refc-dialog-subtitle {
    font-size: 13px;
    color: var(--text-dim);
}

.fx-refc-usage-summary {
    padding: 12px 14px;
    margin-bottom: 14px;
    border-radius: 10px;
    font-size: 13.5px;
    line-height: 1.5;
    background: rgba(16, 185, 129, 0.10);
    border: 1px solid rgba(16, 185, 129, 0.28);
    color: #047857;
}

.fx-refc-dialog-cancel {
    text-transform: none;
    color: var(--text-dim);
}

.fx-refc-dialog-confirm {
    text-transform: none;
    font-weight: 600;
    background: var(--brand, #6366f1);
    color: #fff;
}

.fx-refc-dialog-confirm:hover {
    background: var(--brand-strong, #4f46e5);
}