:root {
    --bg-dark: #050a1a;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --electric-blue: #00e5ff;
    --deep-blue: #0066ff;
    --text-white: #ffffff;
    --text-dim: rgba(255, 255, 255, 0.6);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.glass-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    width: 90%;
    max-width: 500px;
    padding: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    z-index: 10;
    position: relative;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.user-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 10px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.circle-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--electric-blue), var(--deep-blue));
    border-radius: 50%;
    box-shadow: 0 0 15px var(--deep-blue);
}

h1 {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.status-badge {
    background: rgba(0, 229, 255, 0.1);
    color: var(--electric-blue);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

.balance-card h2 {
    color: var(--text-dim);
    font-size: 0.9rem;
    font-weight: 400;
    margin-bottom: 10px;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(to right, #fff, var(--electric-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.currency {
    font-size: 1.2rem;
    font-weight: 400;
    opacity: 0.8;
}

.address-pill {
    background: rgba(255, 255, 255, 0.03);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.8rem;
    color: var(--text-dim);
    display: inline-block;
    border: 1px solid var(--glass-border);
}

.actions {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.btn {
    flex: 1;
    padding: 14px;
    border: none;
    border-radius: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: linear-gradient(to right, var(--electric-blue), var(--deep-blue));
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px var(--deep-blue);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-glass {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
}

.btn-glass:hover {
    border-color: var(--electric-blue);
    color: #fff;
}

.transactions {
    border-top: 1px solid var(--glass-border);
    padding-top: 30px;
}

.transactions h3 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--text-dim);
}

.empty-state {
    text-align: center;
    color: var(--text-dim);
    font-size: 0.9rem;
    padding: 20px 0;
}

.background-blobs {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: var(--deep-blue);
    top: -100px;
    right: -100px;
    animation: pulse 10s infinite alternate;
}

.blob-2 {
    width: 300px;
    height: 300px;
    background: var(--electric-blue);
    bottom: -50px;
    left: -50px;
    animation: pulse 8s infinite alternate-reverse;
}

@keyframes pulse {
    from { transform: scale(1); }
    to { transform: scale(1.2); }
}

footer {
    margin-top: 40px;
    text-align: center;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    width: 90%;
    max-width: 400px;
    text-align: center;
}

.glass-card h3 {
    margin-bottom: 20px;
}

.glass-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    outline: none;
}

.glass-card input:focus {
    border-color: var(--electric-blue);
}

/* Responsive Design */
@media (max-width: 600px) {
    .glass-container {
        padding: 20px;
        border-radius: 0;
    }

    header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .amount {
        font-size: 2.5rem;
    }

    .actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .actions button {
        width: 100%;
        margin: 0;
    }

    .glass-card {
        padding: 20px;
    }
}

.modal-actions {
    display: flex;
    gap: 10px;
}

.policy-item {
    text-align: left;
    margin-bottom: 20px;
}

.policy-item label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 5px;
}

.policy-item textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: #fff;
    padding: 10px;
    outline: none;
    resize: none;
}

.policy-item textarea:focus {
    border-color: var(--electric-blue);
}

.qr-placeholder {
    width: 150px;
    height: 150px;
    background: #fff;
    margin: 0 auto 20px;
    border-radius: 10px;
    opacity: 0.1;
}

.address-text {
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--electric-blue);
    margin-bottom: 20px;
    word-break: break-all;
}