body {
    @media (max-width: 768px) {
        padding-top: 40px;
    }
    @media (min-width: 768px) {
        padding-top: 180px;
    }
}

.logo-container{
    display:flex;           /* 가운데 정렬 */
    justify-content:center;
    padding:16px 0;
}
.logo{
    height: clamp(64px, 10vw, 180px); /* 화면에 따라 64~120px 사이로 */
    width: auto;                      /* 비율 유지 */
}

.panel-command {
    margin: 20px 10px 10px 10px;

    color: #252B42;
    text-align: center;
    font-family: Pretendard, sans-serif;
    font-style: normal;
    font-weight: 700;
    line-height: 57px; /* 126.667% */
    letter-spacing: 0.2px;

    @media (max-width: 768px) {
        font-size: 1.1em;
    }

    @media (min-width: 768px) and (max-width: 1200px) {
        font-size: 2.2em;
    }

    @media (min-width: 1200px) {
        font-size: 2.8em;
    }
}

.panel-select {

    @media (max-width: 768px) {
        width: 90%;
    }

    @media (min-width: 768px) {
        width: 80%;
        max-width: 960px;
    }
}

.panel-start {
    margin-top: 60px;
    text-align: center;
}

.panel-start > button {
    padding: 16px 50px;
    align-items: center;
    border-radius: 10px;
    border: none;
    background: #E17F38;

    color: #FFF;
    text-align: center;

    /* Web/20 Semibold (팝업 타이틀) */
    font-family: Pretendard, sans-serif;
    font-size: 20px;
    font-style: normal;
    font-weight: 600;
    line-height: 160%; /* 32px */

    margin: auto;
}

.panel-sentence {
    padding: 10px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;

    border-radius: 10px;
    background: #EFEFEF;

    color: #252B42;

    /* Web/24 Medium (메인 타이틀) */
    font-family: Pretendard, sans-serif;
    font-size: 24px;
    font-style: normal;
    font-weight: 500;
    line-height: 160%; /* 38.4px */
    letter-spacing: -0.48px;
}

.panel-oscilloscope {
    margin-top: 30px;
    min-height: 208px;
    padding: 0;
}

.visualizer {
    border-radius: 21px;
    background: #EFEFEF;
}

.panel-submit {
    margin-top: 60px;
    text-align: center;
}

.panel-submit > button {
    padding: 16px 50px;
    align-items: center;
    border-radius: 10px;
    border: none;
    background: #E17F38;

    color: #FFF;
    text-align: center;

    /* Web/20 Semibold (팝업 타이틀) */
    font-family: Pretendard, sans-serif;
    font-size: 20px;
    font-style: normal;
    font-weight: 600;
    line-height: 160%; /* 32px */

    margin: auto;
}

.panel-submit > button:disabled {
    background: #8F8F8F;
}

.panel-score {
    margin-top: 16px;
    max-width: 336px;
}

.panel-score-header {
    color: #454F5D;

    /* Web/14 Medium (본문, 인풋_타이틀) */
    font-family: Pretendard, sans-serif;
    font-size: 14px;
    font-style: normal;
    font-weight: 500;
    line-height: 160%; /* 22.4px */
    letter-spacing: -0.28px;
}

.panel-score-value {
    margin-top: 8px;
    height: 48px;
    padding: 12px 16px;
    align-items: center;
    gap: 10px;

    border-radius: 5px;
    border: 1px solid #E6EAED;
    background: #FFF;
}

.panel-info {
    overflow: hidden;
    margin-top: 62px;
    max-width: 700px;
    padding: 12px 16px;

    border-radius: 5px;
    border: 1px solid #E17F38;
    background: rgba(225, 127, 56, 0.05);

    color: #454F5D;

    /* Web/14 Medium (본문, 인풋_타이틀) */
    font-family: Pretendard, sans-serif;
    font-size: 14px;
    font-style: normal;
    font-weight: 500;
    line-height: 160%; /* 22.4px */
    letter-spacing: -0.28px;
}

.panel-info-button {
    height: 48px;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;

    border-radius: 5px;
    border: none;
    background: #E17F38;

    color: #FFF;
    text-align: center;

    /* Web/14 Semibold 160% (CTA, 이름) */
    font-family: Pretendard, sans-serif;
    font-size: 14px;
    font-style: normal;
    font-weight: 600;
    line-height: 160%; /* 22.4px */
    letter-spacing: -0.28px;
}

@media (max-width: 768px) {
    .panel-info-button {
        width: 100%
    }

    .panel-info-left {
        width: 100%
    }

    .panel-info-right {
        margin-top: 12px;
        width: 100%;
    }
}

@media (min-width: 768px) {
    .panel-info-button {
        min-width: 160px;
    }

    .panel-info-left {
        float: left;
        clear: both;
    }

    .panel-info-right {
        float: right;
    }
}

.circular-loader {
    -webkit-animation: rotate 2s linear infinite;
    animation: rotate 2s linear infinite;
    height: 20%;
    -webkit-transform-origin: center center;
    -ms-transform-origin: center center;
    transform-origin: center center;
    width: 20%;
    position: absolute;
    top: 40%;
    left: 40%;
    margin: auto;
}

.loader-path {
    stroke-dasharray: 150, 200;
    stroke-dashoffset: -10;
    -webkit-animation: dash 1.5s ease-in-out infinite, color 6s ease-in-out infinite;
    animation: dash 1.5s ease-in-out infinite, color 6s ease-in-out infinite;
    stroke-linecap: round;
}


@-webkit-keyframes rotate {
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

@keyframes rotate {
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

@-webkit-keyframes dash {
    0% {
        stroke-dasharray: 1, 200;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -124;
    }
}

@keyframes dash {
    0% {
        stroke-dasharray: 1, 200;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -124;
    }
}

@-webkit-keyframes color {
    0% {
        stroke: #E17F38;
    }
    40% {
        stroke: #E17F38;
    }
    66% {
        stroke: #E17F38;
    }
    80%, 90% {
        stroke: #E17F38;
    }
}

@keyframes color {
    0% {
        stroke: #E17F38;
    }
    40% {
        stroke: #E17F38;
    }
    66% {
        stroke: #E17F38;
    }
    80%, 90% {
        stroke: #E17F38;
    }
}