client/src/app/Miner.css

.miner-container {
    padding: 3rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.miner-header {
    text-align: center;
    margin-bottom: 3rem;
}

.miner-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.miner-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.miner-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: start;
}

.miner-form {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(108, 92, 237, 0.2);
}

.form-group input:disabled,
.form-group select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.miner-btn {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.miner-btn.mining {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    cursor: wait;
}

.mining-status-text {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(253, 203, 110, 0.1);
    border: 1px solid rgba(253, 203, 110, 0.3);
    border-radius: 8px;
    color: #fdcb6e;
    font-size: 0.9rem;
    text-align: center;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.miner-info {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.miner-info h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.miner-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.miner-info li {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.miner-info li strong {
    color: var(--text-main);
}

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

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}