/* Quantum Network Frontend Styles */

:root {
    --qn-primary: #007cba;
    --qn-secondary: #50575e;
    --qn-success: #28a745;
    --qn-warning: #ffc107;
    --qn-danger: #dc3545;
    --qn-light: #f8f9fa;
    --qn-dark: #343a40;
    --qn-border: #dee2e6;
    --qn-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --qn-border-radius: 8px;
}

/* Layout */
.qn-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.qn-grid {
    display: grid;
    gap: 20px;
}

.qn-grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.qn-grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.qn-grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Cards */
.qn-card {
    background: white;
    border: 1px solid var(--qn-border);
    border-radius: var(--qn-border-radius);
    padding: 24px;
    box-shadow: var(--qn-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.qn-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.qn-card h3 {
    margin-top: 0;
    margin-bottom: 16px;
    color: var(--qn-dark);
}

/* Statistics Cards */
.qn-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.qn-stat-card {
    background: linear-gradient(135deg, var(--qn-primary), #005a8b);
    color: white;
    border-radius: var(--qn-border-radius);
    padding: 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.qn-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.qn-stat-card h4 {
    margin: 0 0 12px 0;
    font-size: 14px;
    font-weight: 500;
    opacity: 0.9;
}

.qn-amount, .qn-count, .qn-percentage {
    font-size: 28px;
    font-weight: 700;
    line-height: 1;
    margin: 0;
}

.qn-code {
    font-family: 'Courier New', monospace;
    font-size: 24px;
    font-weight: 700;
    background: rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: 4px;
    display: inline-block;
    margin-top: 8px;
}

/* Buttons */
.qn-btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--qn-border-radius);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

.qn-btn-primary {
    background: var(--qn-primary);
    color: white;
}

.qn-btn-primary:hover {
    background: #005a8b;
    color: white;
}

.qn-btn-secondary {
    background: var(--qn-secondary);
    color: white;
}

.qn-btn-secondary:hover {
    background: #3c4248;
    color: white;
}

.qn-btn-success {
    background: var(--qn-success);
    color: white;
}

.qn-btn-success:hover {
    background: #218838;
    color: white;
}

.qn-btn-warning {
    background: var(--qn-warning);
    color: var(--qn-dark);
}

.qn-btn-danger {
    background: var(--qn-danger);
    color: white;
}

/* Forms */
.qn-form {
    max-width: 500px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--qn-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--qn-border);
    border-radius: var(--qn-border-radius);
    font-size: 16px;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--qn-primary);
    box-shadow: 0 0 0 3px rgba(0, 124, 186, 0.1);
}

.form-group small {
    display: block;
    margin-top: 4px;
    color: #6c757d;
    font-size: 14px;
}

/* Quick Actions */
.qn-quick-actions {
    display: flex;
    gap: 12px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.qn-quick-actions .qn-btn {
    flex: 1;
    min-width: 150px;
}

/* Tables */
.qn-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: white;
    border-radius: var(--qn-border-radius);
    overflow: hidden;
    box-shadow: var(--qn-shadow);
}

.qn-table th,
.qn-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--qn-border);
}

.qn-table th {
    background: var(--qn-light);
    font-weight: 600;
    color: var(--qn-dark);
}

.qn-table tr:hover {
    background: #f8f9fa;
}

/* Transaction Lists */
.qn-transactions-list {
    background: white;
    border-radius: var(--qn-border-radius);
    overflow: hidden;
    box-shadow: var(--qn-shadow);
}

.qn-transaction-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--qn-border);
}

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

.transaction-type {
    font-weight: 500;
    color: var(--qn-dark);
    text-transform: capitalize;
}

.transaction-amount {
    font-weight: 600;
    color: var(--qn-success);
}

.transaction-date {
    color: #6c757d;
    font-size: 14px;
}

/* Stakes List */
.qn-stakes-list {
    display: grid;
    gap: 16px;
}

.qn-stake-item {
    background: white;
    border: 1px solid var(--qn-border);
    border-radius: var(--qn-border-radius);
    padding: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    align-items: center;
}

.stake-amount {
    font-size: 18px;
    font-weight: 600;
    color: var(--qn-primary);
}

.stake-profit {
    color: var(--qn-success);
    font-weight: 500;
}

.stake-date {
    color: #6c757d;
    font-size: 14px;
}

/* Registration Form */
.qn-register-form {
    max-width: 400px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: var(--qn-border-radius);
    box-shadow: var(--qn-shadow);
}

.qn-register-form h3 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--qn-dark);
}

/* Payment Info */
.qn-payment-details {
    background: var(--qn-light);
    border-radius: var(--qn-border-radius);
    padding: 24px;
    margin-top: 20px;
}

.qn-payment-address {
    font-family: 'Courier New', monospace;
    background: white;
    border: 1px solid var(--qn-border);
    border-radius: 4px;
    padding: 12px;
    word-break: break-all;
    margin: 12px 0;
}

/* Referral Link */
.qn-link-container {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.qn-link-container input {
    flex: 1;
}

/* Status Indicators */
.qn-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.qn-status.active {
    background: #d4edda;
    color: #155724;
}

.qn-status.pending {
    background: #fff3cd;
    color: #856404;
}

.qn-status.completed {
    background: #d1ecf1;
    color: #0c5460;
}

.qn-status.failed {
    background: #f8d7da;
    color: #721c24;
}

/* Projections */
.qn-stake-projection,
.qn-purchase-summary {
    background: var(--qn-light);
    border-radius: var(--qn-border-radius);
    padding: 20px;
    margin: 20px 0;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.summary-row:last-child {
    margin-bottom: 0;
    padding-top: 8px;
    border-top: 1px solid var(--qn-border);
    font-weight: 600;
}

/* Balance Info */
.qn-balance-info {
    background: linear-gradient(135deg, #17a2b8, #138496);
    color: white;
    border-radius: var(--qn-border-radius);
    padding: 16px 20px;
    margin-bottom: 20px;
    text-align: center;
}

.qn-balance-info p {
    margin: 0;
    font-size: 18px;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .qn-container {
        padding: 16px;
    }
    
    .qn-stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    
    .qn-stat-card {
        padding: 20px;
    }
    
    .qn-amount, .qn-count, .qn-percentage {
        font-size: 24px;
    }
    
    .qn-quick-actions {
        flex-direction: column;
    }
    
    .qn-quick-actions .qn-btn {
        flex: none;
    }
    
    .qn-stake-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .qn-transaction-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .qn-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .qn-register-form {
        padding: 24px;
        margin: 16px;
    }
    
    .qn-link-container {
        flex-direction: column;
    }
}