#sine-v2 {
    max-width: 1100px;
    margin: 25px auto;
    padding: 24px;
    background: #f7f7f7;
    border: 1px solid #d4d4d4;
    border-radius: 6px;
    color: #222;
    font-family: Arial, sans-serif;
}
#sine-v2 .sv-title {
    font-size: 28px;
    font-weight: 700;
}
#sine-v2 .sv-subtitle {
    color: #666;
    margin-bottom: 25px;
}
#sine-v2 .sv-panel {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 20px;
    height: 100%;
}
#sine-v2 label {
    font-weight: 600;
    margin-bottom: 8px;
}
#sine-v2 .form-control,
#sine-v2 .form-select {
    min-height: 42px;
}
#sine-v2 .sv-btn {
    background: linear-gradient(135deg,#333,#000);
    color: white;
    border: 1px solid #000;
    border-radius: 5px;
    padding: 11px 18px;
    font-weight: 600;
    transition: .2s;
}
#sine-v2 .sv-btn:hover {
    background: linear-gradient(135deg,#000,#444);
    color: white;
    transform: translateY(-1px);
}
#sine-v2 .sv-btn:disabled {
    opacity: .45;
    cursor: not-allowed;
    transform: none;
}
#sine-v2 .sv-outline {
    background: white;
    color: #111;
    border: 1px solid #222;
    border-radius: 5px;
    padding: 10px 16px;
    font-weight: 600;
}
#sine-v2 .sv-outline:hover {
    background: #eee;
}
#sine-v2 .sv-chart {
    background: #0b1220;
    padding: 10px;
    border-radius: 6px;
}
#sine-v2 canvas {
    display: block;
    width: 100%;
    height: 220px;
}
#sine-v2 .sv-chart-title {
    color: #fff;
    font-size: 13px;
    padding: 4px 5px 10px;
}
#sine-v2 .sv-value {
    font-weight: 700;
    color: #111;
}
#sine-v2 .sv-stat {
    background: #f5f6f8;
    border: 1px solid #e5e5e5;
    border-radius: 5px;
    padding: 12px 5px;
    text-align: center;
    height: 100%;
}
#sine-v2 .sv-stat small {
    display: block;
    color: #666;
    margin-bottom: 5px;
}
#sine-v2 .sv-stat strong {
    font-size: 17px;
}
#sine-v2 .sv-status {
    padding: 12px;
    border-radius: 5px;
    background: #edf0f3;
    font-size: 14px;
}
#sine-v2 .sv-muted {
    color: #777;
    font-size: 13px;
}
#sine-v2 .sv-preset {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}
#sine-v2 .sv-preset button {
    font-size: 13px;
}
#sine-v2 .sv-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #999;
    margin-right: 6px;
}
#sine-v2 .sv-dot.active {
    background: #16a34a;
}
#sine-v2 .sv-dot.inactive {
    background: #dc3545;
}
#sine-v2 .sv-formula {
    background: #f5f5f5;
    border: 1px solid #ddd;
    padding: 13px;
    text-align: center;
    border-radius: 5px;
    overflow-wrap: anywhere;
}
@media(max-width:576px) {
    #sine-v2 {
        padding: 13px;
        margin: 12px auto;
    }
    #sine-v2 .sv-title {
        font-size: 23px;
    }
    #sine-v2 .sv-panel {
        padding: 15px;
    }
    #sine-v2 canvas {
        height: 190px;
    }
}