* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f1419 0%, #1a2332, 100%);
    color: #ffffff;
    min-height: 100vh;
    overflow-x: hidden;
}

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

.header {
    text-align: center;
    margin-bottom: 40px;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 300;
    color: #64b5f6;
    margin-bottom: 10px;
}

.header p {

    color: #90a4ae;
    font-size: 1.1rem;
}

.wallet-card {
    background: linear-gradient(135deg, #1e2a3a 0%, #2a3d54 100%);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(100, 181, 246, 0.1);
}

.balance-section {
    text-align: center;
    margin-bottom: 40px;
}

.total-balance {
    font-size: 3rem;
    font-weight: 300;
    color: #64b5f6;
    margin-bottom: 10px;
}

.balance-label {
    color: #90a4ae;
    font-size: 1.1rem;
}

.actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;

}

.action-btn {
    background: linear-gradient(135deg, #1976d2 0%, #42a5f5 100%);
    border: none;
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}


.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(25, 118, 210, 0.4);
}

.currencies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.currency-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(100, 181, 246, 0.1);
    transition: all 0.3s ease;
}

.currency-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;   
}

.currency-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: bold;
}

.currency-name {
    font-size: 1.2rem;
    font-weight: 500;

}

.currency-amount {
    font-size: 1.8rem;
    font-weight: 300;
    color: #64b5f6;
    margin-bottom: 5px;
}

.currency-usd {
    color: #90a4ae;
    font-size: 1rem;
}

.transaction-section {
    margin-top: 40px;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 300 ;
    color: #64b5f6;
    margin-bottom: 30px;
}

.transaction-item {
    display: flex;
    justify-content: space-between;
    align-items : center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    margin-bottom: 10px;
    border: 1px solid rgba(100, 181, 246, 0.1);
}

.transaction-info {
    display: flex;
    align-items: center;
}

.transaction-icon {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.transaction-details h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.transaction-details p {
    color: #90a4ae;
    font-size: 0.9rem;

}

.transaction-amount {
    color: #90a4ae;
    font-size: 0.9rem;
}

.transaction-amount {
    font-size: 1.2rem;
    font-weight: 500;
}

.positive {
   color: #4caf50;
}

.negative {
    color: #f44336;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, #1e2a3a, #2a3d54 100% );
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    border: 1px solid rgba(100, 181, 246, 0.2);
}

.modal h2 {
    color: #64b5f6;
    margin-bottom: 20px;
    text-align: center;
}

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

}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #90a4ae;
}

.form-group label,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid rgba(100, 181, 246, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #64b5f6;
    box-shadow: 0 0 10px rgba(100, 181, 246, 0.2);
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.btn-cancel {
    background: #455a64;
    border: none;
    color: white;
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn-cancel:hover {
    background: #546e7a;
}

@media (max-width: 768px) {
    .currencies-grid {
        grid-template-columns: 1fr;
    }

    .total-balance {
        font-size: 2rem;
    }

    .actions {
        flex-direction: column;
        align-items: center;
    }
}