/**
 * Referral Page Styles
 */

/* ============================================
   REFERRAL OVERVIEW
============================================ */

.referral-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.overview-card.active .overview-icon {
    background: linear-gradient(135deg, rgba(55, 114, 255, 0.15), rgba(55, 114, 255, 0.05));
    color: var(--secondary);
}

.overview-card.earnings .overview-icon {
    background: linear-gradient(135deg, rgba(14, 203, 129, 0.15), rgba(14, 203, 129, 0.05));
    color: var(--success);
}

/* ============================================
   REFERRAL LINK CARD
============================================ */

.referral-link-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
}

.referral-link-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 1rem;
}

.referral-link-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.referral-link-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.referral-commission-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-full);
    color: white;
    font-weight: 600;
    white-space: nowrap;
}

.referral-link-box {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.link-display {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.link-display i {
    font-size: 1.5rem;
    color: var(--primary);
}

.link-display input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.95rem;
}

.link-display input:focus {
    outline: none;
}

.share-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.25rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.share-btn.whatsapp:hover {
    background: #25D366;
    border-color: #25D366;
    color: white;
}

.share-btn.telegram:hover {
    background: #0088cc;
    border-color: #0088cc;
    color: white;
}

.share-btn.twitter:hover {
    background: #1DA1F2;
    border-color: #1DA1F2;
    color: white;
}

.share-btn.facebook:hover {
    background: #1877F2;
    border-color: #1877F2;
    color: white;
}

.share-btn.email:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

/* ============================================
   COMMISSION STRUCTURE
============================================ */

.commission-structure-section {
    margin-bottom: 2rem;
}

.commission-levels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.commission-level {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

.commission-level:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.commission-level.level-1 {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(240, 185, 11, 0.05), transparent);
}

.commission-level.level-2 {
    border-color: var(--secondary);
    background: linear-gradient(135deg, rgba(55, 114, 255, 0.05), transparent);
}

.commission-level.level-3 {
    border-color: var(--accent-purple);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05), transparent);
}

.level-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.commission-level.level-2 .level-icon {
    background: linear-gradient(135deg, var(--secondary), var(--accent-purple));
}

.commission-level.level-3 .level-icon {
    background: linear-gradient(135deg, var(--accent-purple), #9333ea);
}

.level-details h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.level-details p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.level-commission {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.commission-rate {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: var(--font-mono);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.commission-label {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.commission-info-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--success);
    flex-shrink: 0;
}

.info-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   REFERRAL STATISTICS
============================================ */

.referral-statistics {
    margin-bottom: 2rem;
}

.stats-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.stat-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(240, 185, 11, 0.15), rgba(240, 185, 11, 0.05));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

/* Monthly Chart */
.monthly-chart {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.monthly-chart h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    height: 200px;
}

.chart-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    position: relative;
}

.bar-value {
    position: absolute;
    top: -25px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.bar-fill {
    width: 100%;
    background: linear-gradient(to top, rgba(240, 185, 11, 0.3), rgba(240, 185, 11, 0.6));
    border: 1px solid rgba(240, 185, 11, 0.5);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    transition: all 0.3s ease;
}

.bar-fill.active {
    background: linear-gradient(to top, var(--primary), var(--secondary));
    border-color: var(--primary);
}

.chart-bar:hover .bar-fill {
    background: linear-gradient(to top, var(--primary), var(--secondary));
}

.bar-label {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ============================================
   REFERRAL TABLE
============================================ */

.referral-list-section {
    margin-bottom: 2rem;
}

.referral-table-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.referral-table {
    width: 100%;
    border-collapse: collapse;
}

.referral-table thead {
    background: var(--bg-secondary);
}

.referral-table th {
    padding: 1rem 1.5rem;
    text-align: right;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
}

.referral-table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.referral-table tbody tr:hover {
    background: var(--bg-secondary);
}

.user-cell {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-cell img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
}

.user-name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.user-level {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    background: rgba(240, 185, 11, 0.1);
    border: 1px solid rgba(240, 185, 11, 0.3);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    color: var(--primary);
}

.date-cell {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.amount-cell,
.commission-cell {
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.commission-cell {
    color: var(--success);
}

.status-badge.active {
    background: rgba(14, 203, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(14, 203, 129, 0.3);
}

.status-badge.inactive {
    background: rgba(160, 160, 160, 0.1);
    color: var(--text-muted);
    border: 1px solid rgba(160, 160, 160, 0.3);
}

/* ============================================
   RESPONSIVE
============================================ */

@media (max-width: 768px) {
    .referral-link-header {
        flex-direction: column;
    }
    
    .referral-link-box {
        flex-direction: column;
    }
    
    .share-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .commission-levels {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-bars {
        height: 150px;
    }
}