@charset "utf-8";
@import url("https://spoqa.github.io/spoqa-han-sans/css/SpoqaHanSansNeo.css");

html {
    line-height: 1.4;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;
    background-color: #fbfbfb;
}

body,
button,
p,
span {
    position: relative;
    font-family: "Spoqa Han Sans Neo", -apple-system, BlinkMacSystemFont, "Malgun Gothic", "맑은 고딕", dotum, "돋움", helvetica, "Apple SD Gothic Neo", sans-serif;
    letter-spacing: -0.05em;
    font-weight: 400;
    color: #2C3E50;
}

button span,
a {
    color: #ffffff;
}

button {
    color: #2C3E50;
}

body {
    direction: ltr;
    -webkit-text-size-adjust: none;
    word-break: keep-all;
    word-wrap: break-word;
}

body,
ul,
li,
button {
    margin: 0;
    padding: 0;
}

div,
ul,
p {
    display: block;
    position: relative;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

img {
    border: 0;
}

p {
    margin: 0;
}

button {
    position: relative;
    border: 0 none;
    background-color: transparent;
    cursor: pointer;
}

button span {
    z-index: 10;
}

/* typography */
h1,
.h1 {
    font-size: 42px;
    line-height: 1.2;
}

.h2 {
    font-size: 24px;
    line-height: 31px;
}

.h3 {
    font-size: 22px;
    line-height: 28px;
}

.h4 {
    font-size: 20px;
    line-height: 24px;
}

.h5 {
    font-size: 18px;
    line-height: 24px;
}

.h6 {
    font-size: 14px;
    line-height: 16px;
}

.h7 {
    font-size: 13px;
    line-height: 16px;
}

.h8 {
    font-size: 12px;
    line-height: 15px;
}

.caption {
    font-size: 11px;
    line-height: 14px;
}

.opacity_40 {
    opacity: 0.4;
}

.opacity_60 {
    opacity: 0.6;
}

.opacity_80 {
    opacity: 0.8;
}

.opacity_88 {
    opacity: 0.88;
}

.tight {
    font-weight: 300;
}

.mid {
    font-weight: 500;
}

.bold {
    font-weight: 700;
}

.center {
    text-align: center;
}

.left {
    text-align: left;
}

.right {
    text-align: right;
}

.h3.bold.red-text {
    color: #e41212;
}

/* button */
.button {
    width: 100%;
    height: 64px;
    color: white;
    border: none;
    border-radius: 4px;
    text-align: center;
    text-decoration: none;
    font-size: 30px;
    cursor: pointer;
    -webkit-box-shadow: rgba(0, 0, 0, 0.05) 0px 1px 2px 0px;
    box-shadow: rgba(0, 0, 0, 0.05) 0px 1px 2px 0px;
    padding: 0px 8px;
    display: flex;
    justify-content: center;
    align-items: center;


}

.container {
    overflow: hidden;
    position: relative;
    width: 100%;
}

.flex_col {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.flex_row {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.grow {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
}

.x_center {
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
}

/* color */
.primary {
    color: #2C3E50;
}
.border_primary {
    border: 1px solid #2C3E50;
}

.secondary {
    color: #F9F9F9;
}
.bg_secondary {
    background-color: #F9F9F9;
}

.point {
    color: #FFA500;
}
.bg_point {
    background-color: #FFA500;
}
.border_point {
    border: 1px solid #FFA500;
}

.bg_white {
    background-color: #fff;
}

.dark_green {
    color: #2f4f4f;
}
.red {
    color: #e41212;
}


/* area */
.page {
    min-height: 100vh;
    padding: 30px 40px;
    overflow-y: auto;
    max-width: 800px;
    margin: 0 auto;
}
.page_wrap {
    max-width: 400px;
    margin: 0 auto;
    border-radius: 6px;
    padding: 60px 40px;
    box-shadow: rgba(60, 64, 67, 0.3) 0px 1px 2px 0px, rgba(60, 64, 67, 0.15) 0px 2px 6px 2px;
    background-color: #fff;
}
.button-container {
    position: fixed;
    bottom: 40px;
    left: 40px;
    right: 40px;
    display: flex;
    justify-content: center;
    gap: 20px;
    z-index: 1000;
}


/* default */
.button-container {
    position: sticky;
    bottom: 40px;
    left: 40px;
    right: 40px;
    display: flex;
    justify-content: center;
    gap: 20px;
    z-index: 1000;
}

#pagination {
    text-align: center;
    width: 100%;
    gap: 12px;
    margin-top: 20px;
}
#pagination button {
    border-radius: 12px;
    min-width: 80px;
    height: 45px;
    background: #F2f2f2;
    border-color: #2c3e5024;
    font-size: larger;
    padding: 4px 16px;
}

/* common */
.default_box {
    position: relative;
    border-radius: 6px;
    color: white;
    padding: 20px;
    margin: 24px 0px 30px;
    overflow: hidden;
    background-color: #fffffff0;
    border: 1px solid #d3d3d3;
}
.button_row {
    gap: 12px;
}


/* <!-- 1 page --> */
#main_img {
    width: 100px;
    height: auto;
    margin: 28px 0px;
}

/*  <!-- 2 explainPage -->  */
.explainbox {
    min-height: 200px;
    background-image: url('../assets/images/mds.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 230px auto;
    background-color: unset;
}
.explainbox::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    background-color: #ffffffeb;
}

/* <!-- 3 agreementPage --> */
#agreementBox {
    min-height: 300px;
}
#agreementPage .h1 {
    margin-bottom: 12px;
}

/* <!-- 4 identificationPage --> */
.introbox {
    min-height: 200px;
    color: #2C3E50;
    gap: 20px;
}
.input_row {
    width: 100%;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 10px;
}
.input_row .input {
    width: 100%;
    padding: 12px 16px;
    color: #2C3E50;
    border: 1px solid #d7d7d7;
    border-radius: 8px;
    box-sizing: border-box;
    letter-spacing: 0.03em;
}
.input_row select.input {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23131313%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 0.7rem top 50%;
    background-size: 0.65rem auto;
}
.input_row .input[type="checkbox"] {
    width: auto;
    box-shadow: none;
    min-height: unset;
}
input::placeholder {
    color: #abb4bd;
}
input::-webkit-input-placeholder{
    color: #abb4bd;
}
input:-ms-input-placeholder{
    color: #abb4bd;
}
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    transition: background-color 5000s ease-in-out 0s;
    -webkit-transition: background-color 9999s ease-out;
    -webkit-box-shadow: 0 0 0px 1000px white inset !important;
}
/* Chrome, Safari, Edge, Opera */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
/* Firefox  */
input[type='number'] {
  -moz-appearance: textfield;
}
.date_input_wrap {
    width: 100%;
    column-gap: 16px;
    row-gap: 8px;
    flex-wrap: wrap;
}
.date_input_wrap > .grow {
    min-width: 120px;
}
.date_gap {
    gap: 8px;
}
.introbox .ck_list {
    width: 100%;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 4px;
}
.ck_list .etc {
    width: 100%;
    margin-top: 6px;
    justify-content: flex-start;
    flex-wrap: wrap;
    row-gap: 3px;
}
.ck_list .etc > label {
    width: 45px;
    flex-shrink: 0;
}
.ck_list .etc > input {
    padding: 10px 16px;
    max-width: 220px;
}

/* <!-- 5 calculatorPage --> */
.yesnobutton, .selectable-button {
    background-color: #ffbc40; /* #40e0d0; */
    color: white;
    border: none;
    border-radius: 4px;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: block;
    font-size: 30px;
    font-weight: 700;
    margin: 10px auto;
    margin-bottom: 10px;
    cursor: pointer;
    width: 96%;
}

#calculatorPage .default_box {
    margin-top: 0px;
}

.selectable-button.selected {
    opacity: 1;
    background-color: #A4C8E1;
    box-shadow: rgb(0 0 0 / 0%) 0px 0px 0px 0px, rgb(58 151 212 / 36%) 0px 0px 0px 4px, rgb(0 0 0 / 0%) 0px 0px 0px 0px, rgb(60 66 87 / 16%) 0px 0px 0px 1px, rgb(0 0 0 / 0%) 0px 0px 0px 0px, rgb(0 0 0 / 0%) 0px 0px 0px 0px, rgb(0 0 0 / 0%) 0px 0px 0px 0px;
    /* background-color: #8B0000; */
}

#questionsContainer {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-bottom: 100px;
    min-height: 100vh;
    box-sizing: border-box;
}

#choices {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.question-text {
    font-size: 45px;
    margin-bottom: 20px;
    word-break: break-all;
}
.selected-choice {
    background-color: #8B0000;
    /* Dark red */
    color: white;
}

/* <!-- 6 FFT Test Page --> */

#introftt, #instructftt, #practiceftt, #restftt, #testftt, #endftt {
    display: none; /* Ensure they're hidden by default */
}

.responsive-img {
    width: 80%;       /* Change to whatever percent you want */
    height: auto;     /* Maintains aspect ratio */
    max-width: 100%;  /* Prevents overflow */
    display: block;   /* Optional, for layout consistency */
    margin: 0 auto;   /* Optional, centers the image */
  }
  

.rotate-container {
    transform: rotate(90deg);
    transform-origin: center center;
    width: 100vw;
    height: 100vh;
}

.rectangle-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 80vh;
    width: 100%;
    position: relative;
    pointer-events: auto;
}

.rectangle {
    width: 30mm;
    height: 45mm;
    background-color: #4CAF50; /* themed to match .bg_point */
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    user-select: none;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: auto;
    border-radius: 8px;
    color: white;
    font-weight: bold;
    font-size: 18px;
    transition: background-color 0.08s ease-out;
}

.button-container.flex_col .button_row + .button_row {
    margin-top: 12px;
}

#rect1 {
    top: calc(50% - 45mm - 0.75mm);
}

#rect2 {
    top: calc(50% + 0.75mm);
}

.rectangle:active {
    background-color: #e68a00; /* darker orange for active feedback */
}

.vertic_title {
    transform: rotate(90deg);
    position: absolute;
    white-space: nowrap;
    display: block;
    font-size: 24px;
    left: 80%;
    top: 30%;
    font-weight: bold;
    color: #2C3E50;
}

.vertic_text {
    transform: rotate(90deg);
    position: relative;
    white-space: nowrap;
    display: inline-block;
    left: -30%;
    top: 50%;
    color: #2C3E50;
}
.timer {
    position: absolute;
    left: 90%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: bold;
}



/* 가로 모드 레이아웃 (실제 폰 회전 사용, CSS 강제 회전 없음) */
.page.container.landscape {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: stretch;
    padding: 0;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 100;
}

.page.container.landscape .page_wrap,
.page.container.landscape .landscape-inner {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: flex-start !important;
    max-width: 100% !important;
    width: 100%;
    height: 100%;
    padding: 12px 24px;
    box-sizing: border-box;
    overflow: hidden;
    margin: 0;
    box-shadow: none !important;
}

.page.container.landscape .h1 {
    font-size: 18px;
    flex-shrink: 0;
    margin: 0 0 4px 0;
    text-align: left;
    width: 100%;
}

.page.container.landscape .default_box {
    flex: 1;
    width: 100%;
    overflow-y: auto;
    margin: 0;
    padding: 8px;
    min-height: 0;
    text-align: center;
}

.page.container.landscape .default_box .left {
    text-align: center;
    padding-left: 0;
    list-style: none;
}

.page.container.landscape .responsive-img {
    max-width: 100%;
    max-height: calc(100vh - 120px);
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 4px auto;
}

.page.container.landscape video {
    max-width: 100%;
    max-height: calc(100vh - 120px);
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 4px auto;
}

.page.container.landscape .button {
    flex-shrink: 0;
    width: auto !important;
    min-width: 120px;
    padding: 12px 24px;
    margin: 4px 0;
}

/* endftt, restftt: 콘텐츠가 적은 페이지는 중앙 배치 */
#endftt.page.container.landscape .page_wrap,
#restftt.page.container.landscape .page_wrap {
    justify-content: center !important;
    text-align: center;
}

#restftt.page.container.landscape .h1,
#endftt.page.container.landscape .h1 {
    text-align: center;
}

/* 휴식 페이지 타이머 */
.rest-timer-centered {
    position: static !important;
    left: auto !important;
    top: auto !important;
    transform: none !important;
    font-size: 48px;
    margin: 20px auto;
    display: block;
    text-align: center;
    width: 100%;
}

.page.container.landscape .rest-timer-centered {
    font-size: 64px;
    width: auto;
    flex-shrink: 0;
    margin: 0;
}

/* 가로 모드 - 직사각형 좌우 배치 */
@media (orientation: landscape) {
    .rectangle {
        left: auto;
        top: 50%;
        transform: translateY(-50%);
    }
    #rect1 {
        left: calc(50% - 30mm - 0.75mm);
        top: 50%;
        transform: translateY(-50%);
    }
    #rect2 {
        left: calc(50% + 0.75mm);
        top: 50%;
        transform: translateY(-50%);
    }
    .timer-landscape {
        left: 50% !important;
        top: 8% !important;
        transform: translateX(-50%) !important;
    }
}

/* Make sure the "start test" button appears correctly */
#start-test-btn {
    margin-top: 20px;
    max-width: 200px;
}
    
/* <!-- 7 resultsPage --> */
.results-page {
    padding-bottom: 30px;
}

/* 1순위: 검사 결과 영역 */
.result-primary {
    text-align: center;
    padding: 20px 16px;
    margin: 16px 0;
    background-color: #F9F9F9;
    border-radius: 6px;
    border-left: 4px solid #FFA500;
}

.result-label {
    font-size: 18px;
    color: #888;
    margin-bottom: 8px;
}

.result-main-message {
    font-size: 28px;
    font-weight: bold;
    color: #2C3E50;
    margin-bottom: 10px;
    line-height: 1.4;
}

.result-threshold {
    font-size: 18px;
    color: #e74c3c;
    font-weight: 600;
}

/* 2~3순위: 점수 블록 */
.result-score-block {
    padding: 12px 0;
}

.result-score-desc {
    font-size: 16px;
    color: #999;
    text-align: center;
    margin-top: 4px;
    line-height: 1.5;
}

#totalLR {
    margin: 6px 0px 8px;
}

#posteriorProbability {
    margin: 6px 0px 8px;
}

/* 4순위: 추가 안내 */
.result-info {
    text-align: center;
    padding: 12px 0;
    color: #888;
    font-size: 16px;
    line-height: 1.8;
}

.result-info a {
    color: #FFA500;
    display: inline-block;
    margin-top: 8px;
}

/* 5순위: 하단 버튼 (페이지 흐름 내 배치) */
.result-fixed-bottom {
    padding: 24px 0 0;
    text-align: center;
}

.result-fixed-bottom .button {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

/* Responsive layout */
@media (max-width: 600px), (max-height: 560px) {
    .page {
        padding: 22px 26px;
        background-color: #fff;
    }
    .page_wrap {
        width: 100%;
        height: 100%;
        padding: 0px;
        box-shadow: none;
    }
    .default_box {
        padding: 16px;
    }
    /*  <!-- 2 explainPage -->  */
    .explainbox {
        margin: 24px 0px;
    }
    .page_wrap.landscape-content {
        width: 90vh;
        padding: 10px;
    }
    
    #rest-timer {
        font-size: 36px;
        margin: 10px 0;
    }
    
    #restftt .h1 {
        font-size: 32px;
    }
    
    #restftt .h4 {
        font-size: 16px;
    }

}

/* 가로 모드: 버튼이 콘텐츠를 가리지 않도록 */
@media (orientation: landscape) and (max-height: 500px) {
    .button-container {
        position: static;
        bottom: auto;
        left: auto;
        right: auto;
        margin-top: 12px;
    }
    .page {
        overflow-y: auto;
    }
}

.subtext {
    font-size: 1.5em; /* Smaller text size */
    margin-left: 20px; /* Indentation for distinction */
    color: #2C3E50; /* Ensuring color consistency with the rest of the text */
}

/* 화면 전환 안내 모달 (rotatePrompt) */
#rotatePrompt {
    background: linear-gradient(135deg, #fff 0%, #f5f5f5 100%);
}

.rotate-prompt-content {
    max-width: 360px;
    text-align: center;
}

.rotate-icon-container {
    position: relative;
    width: 160px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rotate-icon {
    animation: rotatePhone 2s ease-in-out infinite;
    transform-origin: center center;
}

.rotate-arrow {
    position: absolute;
    top: 10px;
    right: 10px;
    animation: bounceArrow 1s ease-in-out infinite;
}

/* 핸드폰 회전 애니메이션 */
@keyframes rotatePhone {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-15deg);
    }
    50% {
        transform: rotate(90deg);
    }
    75% {
        transform: rotate(75deg);
    }
}

/* 화살표 바운스 애니메이션 */
@keyframes bounceArrow {
    0%, 100% {
        transform: translateX(0) translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateX(5px) translateY(-5px);
        opacity: 0.7;
    }
}

/* 흔들리는 효과 (대체 애니메이션) */
@keyframes shake {
    0%, 100% {
        transform: rotate(0deg);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: rotate(-5deg);
    }
    20%, 40%, 60%, 80% {
        transform: rotate(5deg);
    }
}

.rotate-icon-shake {
    animation: shake 0.8s ease-in-out infinite;
}

/* 모바일 반응형 */
@media (max-width: 600px) {
    .rotate-prompt-content {
        padding: 30px 20px;
    }

    .rotate-icon-container {
        width: 140px;
        height: 120px;
    }

    .rotate-icon svg {
        width: 100px;
        height: 100px;
    }

    #rotatePrompt .h1 {
        font-size: 28px;
        line-height: 1.3;
    }

    #rotatePrompt .h4 {
        font-size: 16px;
    }
}

/* ========== 아코디언 동의서 스타일 ========== */

/* 아코디언 컨테이너 */
.accordion-container {
    margin: 24px 0 30px;
}

/* 아코디언 섹션 */
.accordion-section {
    background: #fff;
    border: 1px solid #d3d3d3;
    border-radius: 6px;
    margin-bottom: 12px;
    overflow: hidden;
    box-shadow: rgba(0, 0, 0, 0.05) 0px 1px 2px 0px;
}

/* 아코디언 헤더 */
.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: #F9F9F9;
    cursor: pointer;
    transition: background 0.2s ease;
    border-bottom: 1px solid transparent;
}

.accordion-header:hover {
    background: #f2f2f2;
}

.accordion-section.open .accordion-header {
    border-bottom: 1px solid #d3d3d3;
    background: #FFA500;
}

.accordion-section.open .accordion-header .accordion-title {
    color: #fff;
}

.accordion-title {
    font-size: 18px;
    font-weight: 500;
    color: #2C3E50;
    transition: color 0.2s ease;
}

.accordion-icon {
    font-size: 20px;
    font-weight: 700;
    color: #FFA500;
    transition: color 0.2s ease;
    width: 24px;
    text-align: center;
}

.accordion-section.open .accordion-icon {
    color: #fff;
}

.accordion-section.open .accordion-content {
    max-height: 500px;
}

/* 아코디언 컨텐츠 */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: #fff;
}

/* 스크롤 영역 */
.accordion-scroll {
    max-height: 250px;
    overflow-y: auto;
    padding: 20px;
    border-bottom: 1px solid #d3d3d3;
}

/* 스크롤바 스타일 */
.accordion-scroll::-webkit-scrollbar {
    width: 4px;
}

.accordion-scroll::-webkit-scrollbar-track {
    background: #F9F9F9;
    border-radius: 2px;
}

.accordion-scroll::-webkit-scrollbar-thumb {
    background: #FFA500;
    border-radius: 2px;
}

.accordion-scroll::-webkit-scrollbar-thumb:hover {
    background: #e69500;
}

/* 연구 정보 텍스트 */
.research-info {
    color: #2C3E50;
    font-size: 16px;
    line-height: 1.6;
}

.research-info p {
    margin-bottom: 10px;
}

.research-info ul {
    margin: 10px 0;
    padding-left: 20px;
}

.research-info li {
    margin-bottom: 6px;
    font-size: 16px;
}

/* 글자 크기 조절 */
.font-size-controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    margin-bottom: 12px;
}

.font-size-controls span {
    font-size: 13px;
    color: #888;
}

.font-size-btn {
    border: 1px solid #d3d3d3;
    background: #fff;
    border-radius: 6px;
    cursor: pointer;
    color: #333;
    padding: 4px 10px;
    font-weight: bold;
    transition: all 0.15s ease;
}

.font-size-btn:nth-child(2) { font-size: 13px; }
.font-size-btn:nth-child(3) { font-size: 15px; }
.font-size-btn:nth-child(4) { font-size: 17px; }

.font-size-btn.active {
    background: #FFA500;
    color: #fff;
    border-color: #FFA500;
}

.font-size-btn:hover {
    border-color: #FFA500;
}

/* 아코디언 내 폰트 크기 조절 클래스 */
.accordion-container.font-small .research-info,
.accordion-container.font-small .research-info li,
.accordion-container.font-small .privacy-options,
.accordion-container.font-small .consent-checkboxes,
.accordion-container.font-small .accordion-confirm,
.accordion-container.font-small .accordion-title,
.accordion-container.font-small .checkbox-label span,
.accordion-container.font-small .radio-label span,
.accordion-container.font-small .scroll-hint,
.accordion-container.font-small .summary-item span,
.accordion-container.font-small .final-notice p {
    font-size: 14px;
}

.accordion-container.font-medium .research-info,
.accordion-container.font-medium .research-info li,
.accordion-container.font-medium .privacy-options,
.accordion-container.font-medium .consent-checkboxes,
.accordion-container.font-medium .accordion-confirm,
.accordion-container.font-medium .accordion-title,
.accordion-container.font-medium .checkbox-label span,
.accordion-container.font-medium .radio-label span,
.accordion-container.font-medium .scroll-hint,
.accordion-container.font-medium .summary-item span,
.accordion-container.font-medium .final-notice p {
    font-size: 16px;
}

.accordion-container.font-large .research-info,
.accordion-container.font-large .research-info li,
.accordion-container.font-large .privacy-options,
.accordion-container.font-large .consent-checkboxes,
.accordion-container.font-large .accordion-confirm,
.accordion-container.font-large .accordion-title,
.accordion-container.font-large .checkbox-label span,
.accordion-container.font-large .radio-label span,
.accordion-container.font-large .scroll-hint,
.accordion-container.font-large .summary-item span,
.accordion-container.font-large .final-notice p {
    font-size: 18px;
    line-height: 1.7;
}

/* 폰트 크기에 따른 체크박스/라디오 크기 조절 */
.accordion-container.font-large .checkbox-label input,
.accordion-container.font-large .radio-label input {
    width: 22px;
    height: 22px;
}

/* 확인 체크박스 영역 */
.accordion-confirm {
    padding: 16px 20px;
    background: #F9F9F9;
    border-top: 1px solid #d3d3d3;
}

/* 체크박스/라디오 레이블 스타일 */
.checkbox-label,
.radio-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.2s ease;
    border-radius: 6px;
    margin-bottom: 8px;
    background: #fff;
    border: 1px solid #d3d3d3;
}

.checkbox-label:hover,
.radio-label:hover {
    background: #F9F9F9;
    border-color: #FFA500;
}

.checkbox-label input,
.radio-label input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    accent-color: #FFA500;
}

.checkbox-label span,
.radio-label span {
    color: #2C3E50;
    font-size: 14px;
    line-height: 1.5;
}

.checkbox-label input:disabled + span {
    color: #abb4bd;
}

/* 스크롤 힌트 */
.scroll-hint {
    color: #e41212;
    margin-top: 8px;
    font-size: 13px;
}

/* 개인정보 동의 옵션 */
.privacy-options {
    padding: 20px;
}

/* 동의 체크박스 */
.consent-checkboxes {
    padding: 20px;
}

.consent-checkboxes .checkbox-label {
    margin-bottom: 10px;
}

.consent-checkboxes .checkbox-label:last-child {
    margin-bottom: 0;
}

/* 최종 동의 확인 */
.final-consent {
    padding: 20px;
}

.consent-summary {
    background: #F9F9F9;
    padding: 16px 20px;
    border-radius: 6px;
    margin-bottom: 16px;
    border: 1px solid #d3d3d3;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #d3d3d3;
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item span:first-child {
    font-size: 14px;
    color: #2C3E50;
}

.status-pending {
    color: #e41212;
    font-weight: 500;
    background: #fff;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid #e41212;
}

.status-complete {
    color: #2f4f4f;
    font-weight: 500;
    background: #fff;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid #2f4f4f;
}

.final-notice {
    text-align: center;
    padding: 12px 16px;
    background: #F9F9F9;
    border-radius: 6px;
    font-size: 14px;
    color: #2C3E50;
    border: 1px solid #d3d3d3;
}

/* agreementPage 버튼 스타일 조정 */
#agreementPage .button_row {
    gap: 12px;
}

#agreementPage .button {
    transition: opacity 0.2s ease;
}

#agreementPage .button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 모바일 반응형 - 아코디언 */
@media (max-width: 600px) {
    .accordion-header {
        padding: 14px 16px;
    }

    .accordion-title {
        font-size: 16px;
    }

    .accordion-scroll {
        max-height: 200px;
        padding: 16px;
    }

    .accordion-confirm,
    .privacy-options,
    .consent-checkboxes,
    .final-consent {
        padding: 16px;
    }

    .checkbox-label,
    .radio-label {
        padding: 10px 12px;
        gap: 10px;
    }

    .checkbox-label input,
    .radio-label input {
        width: 18px;
        height: 18px;
    }

    .summary-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .consent-summary {
        padding: 12px;
    }
}