@charset "utf-8";

/* #content */
.img_box img {width: 100%;}
.block {display: block;}
.m_color {color: #0C82FE;}

section .inner .title_text {font-weight: 700; font-size: 70px; line-height: 1.2em; letter-spacing: -0.02em; text-align: center; color: #000;}
section .inner .sub_text {font-weight: 700; font-size: 50px; line-height: 1.5em; padding: 50px 0 50px; text-align: center; margin-top: 50px; position: relative;}
section .inner .sub_text::before {content: ''; display: block; width: 85px; height: 4px; background: #161718; 
    position: absolute; top: 0; left: 50%; margin-left: -42.5px;}
section .inner .sub_explain p {font-weight: 300; font-size: 36px; line-height: 50px; letter-spacing: -1px; text-align: center; color: #505050; margin-bottom: 1em;}
section .inner .sub_explain p:last-of-type {margin-bottom: 0;}
section .inner .sub_explain p strong {font-weight: 500;}
section > .inner {padding: 150px 16.66%; box-sizing: border-box;}


.intro_banner {width: 100%; padding-top: calc(560/1920 *100%); position: relative;
    background-image: url(../images/img_intro_banner.png); background-size: cover; background-repeat: no-repeat; background-position: center;}
.intro_banner .inner {width: 100%; padding: 0; text-align: center; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);}
.intro_banner .inner > span {display: block; font-weight: 300; font-size: 46px; letter-spacing: -1px; line-height: 1em; color: #161718;}
.intro_banner .inner strong {display: inline-block; padding: 40px 0; color: #0C82FE;
    font-weight: 700; font-size: 90px; letter-spacing: -1px; line-height: 1em;}
.intro_banner .inner p {font-size: 28px; line-height: 130%; letter-spacing: -1px; color: #161718;}


.definition .inner .img_box {background: #F7F7F7; border-radius: 20px; padding: 100px 10%; margin: 50px auto 100px;}
.definition .inner .img_box .sub_text {padding: 0; margin: 0 0 60px;}
.definition .inner .img_box .sub_text::before {display: none;}


.system {background: #F7F7F7;}
.system .inner > p.m_color {margin-bottom: 0;}
.system .inner ul {margin-top: 100px;}
.system .inner ul li {background-repeat: no-repeat; background-size: cover; border-radius: 20px; overflow: hidden; margin-bottom: 30px;}
.system .inner ul li:last-child {margin-bottom: 0;}
.system .inner ul li:nth-child(1) {background-image: url(../images/img_system01.png); background-position: right center;}
.system .inner ul li:nth-child(2) {background-image: url(../images/img_system02.png); background-position: left center;}
.system .inner ul li:nth-child(3) {background-image: url(../images/img_system03.png); background-position: right center;}
/* .system .inner ul li:nth-child(4) {background-image: url(../images/img_system04.png); background-position: left center;} */
.system .inner ul li:nth-child(5) {background-image: url(../images/img_system05.png); background-position: right center;}
.system .inner ul li dl {padding: 120px 5%;}
.system .inner ul li:nth-child(2n) dl {text-align: right;}
.system .inner ul li dl dt {font-weight: 700; font-size: 45px; line-height: 50px; letter-spacing: -1px; margin-bottom: 25px;}
.system .inner ul li dl dd {font-weight: 300; font-size: 30px; line-height: 44px; letter-spacing: -1px; color: #505050;}


.promise .inner ul {display: grid; grid-template-columns: repeat(3, 1fr); column-gap: 0; row-gap: 80px; margin-top: 50px;}
.promise .inner ul li {text-align: center; position: relative;}
.promise .inner ul li .img_box {padding: 0 10%; margin-bottom: 40px;}
.promise .inner ul li p {font-weight: 300; font-size: 40px; line-height: 55px; letter-spacing: -1px; color: #000;}


.precaution {background: #F7F7F7;}
.precaution .inner ul {margin-top: 50px;}
.precaution .inner ul li {border-radius: 130px; background: #fff; padding: 50px; margin-bottom: 40px;}
.precaution .inner ul li:last-child {margin-bottom: 0;}
.precaution .inner ul li span {display: inline-block; width: 120px; height: 120px; line-height: 120px; text-align: center; 
    font-weight: 700; font-size: 51px; letter-spacing: -1px; color: #fff; background: #0C82FE; border-radius: 50%; margin-right: 4%; vertical-align: middle;}
.precaution .inner ul li p {display: inline-block; width: 80%; font-weight: 300; font-size: 38px; line-height: 50px; letter-spacing: -1px; color: #161718; vertical-align: middle;}
.precaution .inner ul li p strong {font-weight: 500;}


/* PC (해상도 1440px ~ 1540px) */
@media screen and (max-width:1540px) {
    section .inner .title_text {font-size: 44px;}
    section .inner .sub_text {font-size: 22px; padding: 30px 0; margin-top: 30px;}
    section .inner .sub_text::before {width: 60px; margin-left: -30px;}
    section .inner .sub_explain p {font-size: 22px; line-height: 1.5em;}
    section > .inner {padding: 150px 12%;}

    .intro {min-height: 740px;}
    .intro_banner .inner > span {font-size: 44px;}
    .intro_banner .inner strong {font-size: 55px; padding: 0.5em 0;}
    .intro_banner .inner p {font-size: 20px;}

    .system .inner ul li dl dt {font-size: 40px;}
    .system .inner ul li dl dd {font-size: 20px; line-height: 1.5em;}

    .promise .inner ul li p {font-size: 28px; line-height: 1.2em;}

    .precaution .inner ul li span {width: 80px; height: 80px; line-height: 80px; font-size: 42px;}
    .precaution .inner ul li p {font-size: 32px; line-height: 1.2em;}
}
/* PC (해상도 1058px ~ 1440px) */
@media screen and (max-width:1440px) {
    section > .inner {padding: 150px 10%;}
}
/* PC (해상도 1024px ~ 1058px) */
@media screen and (max-width:1058px) {
    section > .inner {padding: 150px 8%;}
}


/* 태블릿 (해상도 769px ~ 1024px) */
@media screen and (max-width:1024px) {
    /* content */
    section .inner .title_text {font-size: 34px; letter-spacing: -1px;}
    section .inner .sub_text {font-size: 26px; padding: 20px 0; margin-top: 20px;}
    section .inner .sub_text::before {width: 32px; height: 2px; margin-left: -16px;}
    section .inner .sub_explain p {font-size: 16px; line-height: 22px;}
    section > .inner {padding: 80px 5%;}

    .intro_banner {padding-top: calc(238/768 *100%);}
    .intro_banner .inner > span {font-size: 23px; letter-spacing: -1px; color: #161718;}
    .intro_banner .inner strong {padding: 15px 0 18px; font-size: 42px; letter-spacing: -1px; line-height: 1em;}
    .intro_banner .inner p {font-size: 14px;}


    .definition .inner .img_box {border-radius: 9px; padding: 44px 10%; margin: 20px auto 40px;}
    .definition .inner .img_box .sub_text {padding: 0; margin: 0 0 26px;}


    .system .inner ul {margin-top: 20px;}
    .system .inner ul li {border-radius: 10px; margin-bottom: 16px;}
    .system .inner ul li dl {padding: 44px 5%;}
    .system .inner ul li dl dt {font-size: 22px; line-height: 30px; margin-bottom: 18px;}
    .system .inner ul li dl dd {font-size: 16px; line-height: 22px;}


    .promise .inner ul {column-gap: 16px; row-gap: 20px; margin-top: 20px; padding: 0 10%;}
    .promise .inner ul li {padding: 0;}
    .promise .inner ul li .img_box {margin-bottom: 20px;}
    .promise .inner ul li p {font-size: 18px; line-height: 22px;}

    
    .precaution .inner ul {margin-top: 20px;}
    .precaution .inner ul li {border-radius: 50px; background: #fff; padding: 10px 26px; margin-bottom: 16px;}
    .precaution .inner ul li span {width: 42px; height: 42px; line-height: 42px; font-size: 24px; margin-right: 3%;}
    .precaution .inner ul li p {width: 85%; font-weight: 300; font-size: 20px; line-height: 1.2em;}
}

/* 모바일 가로, 모바일 세로 (해상도 375px ~ 768px)*/
@media screen and (max-width:768px) {
    .wrap { min-width: 375px; }
    /* content */
    section .inner .title_text {font-size: 30px;}
    section .inner .sub_text {font-size: 17px; padding: 20px 0 30px; margin-top: 20px;}
    section .inner .sub_text::before {width: 40px; height: 2px; margin-left: -20px;}
    section .inner .sub_explain p {font-size: 14px; line-height: 23px;}
    section > .inner {padding: 50px 5%;}

    .intro_banner {background: #EAF2FF; padding-top: 0;}
    .intro_banner .inner {position: relative; top: 0; transform: translate(-50%, 0);}
    .intro_banner .inner {padding: 50px 5% 0;}
    .intro_banner .inner > span {font-size: 23px; letter-spacing: -1px; color: #161718;}
    .intro_banner .inner strong {padding: 15px 0 18px; font-size: 42px; letter-spacing: -1px; line-height: 1em;}
    .intro_banner .inner strong i {display: block;}
    .intro_banner .inner p {font-size: 14px;}
    .intro_banner .mo_ver {width: 100%; padding-top: calc(284/375 * 100%); background: url(../images/img_intro_banner_mo.png) center no-repeat; background-size: contain;
        margin-top: -68px;}


    .definition .inner .title_text .block {display: inline;}
    .definition .inner .title_text i {display: block;}
    .definition .inner .img_box {border-radius: 6px; padding: 30px 0; margin: 0 auto 30px;}
    .definition .inner .img_box .sub_text {margin: 0 0 20px;}


    .system .inner ul {margin-top: 22px;}
    .system .inner ul li {min-height: 320px; border-radius: 10px; margin-bottom: 20px;}
    .system .inner ul li:nth-child(1) {background-image: none; background-color: #fff;}
    .system .inner ul li:nth-child(2) {background-image: none; background-color: #fff;}
    .system .inner ul li:nth-child(3) {background-image: none; background-color: #fff;}
    /*. system .inner ul li:nth-child(4) {background-image: none; background-color: #fff;} */
    .system .inner ul li:nth-child(5) {background-image: none; background-color: #fff;}
    .system .inner ul li .mo_ver {width: 100%; padding-top: calc(183/335 * 100%); background-repeat: no-repeat; background-position: center; background-size: contain;
        border-radius: 0 0 10px 10px; overflow: hidden;}
    .system .inner ul li:nth-child(1) .mo_ver {background-image: url(../images/img_system01_mo.png); background-position: bottom center;}
    .system .inner ul li:nth-child(2) .mo_ver {background-image: url(../images/img_system02_mo.png); background-position: bottom center;}
    .system .inner ul li:nth-child(3) .mo_ver {background-image: url(../images/img_system03_mo.png); background-position: bottom center;}
    /* .system .inner ul li:nth-child(4) .mo_ver {background-image: url(../images/img_system04_mo.png); background-position: bottom center;} */
    .system .inner ul li:nth-child(5) .mo_ver {background-image: url(../images/img_system05_mo.png); background-position: bottom center;}
    .system .inner ul li dl {padding: 25px 5%; text-align: center;}
    .system .inner ul li:nth-child(2n) dl {text-align: center;}
    .system .inner ul li dl dt {font-size: 24px; line-height: 30px; margin-bottom: 10px;}
    .system .inner ul li dl dt i {display: block;}
    .system .inner ul li dl dd {font-size: 15px;}


    .promise .inner .title_text i {display: block;}
    .promise .inner ul {grid-template-columns: repeat(2, 1fr); column-gap: 20px; margin-top: 0;}
    .promise .inner ul li::before {content: ''; display: block; width: 100%; padding-top: 100%;}
    .promise .inner ul li > div {width: 100%; height: 100%; background: #F7F7F7; border-radius: 50%;
        display: flex; flex-direction: column; justify-content: center; align-items: center;
        position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);}
    .promise .inner ul li .img_box {width: 30%; margin: 0 auto 12px;}
    .promise .inner ul li p {font-size: 15px; white-space: nowrap;}
    

    .precaution .inner ul {margin-top: 0;}
    .precaution .inner ul li {border-radius: 100px; padding: 7px 12px; margin-bottom: 12px;}
    .precaution .inner ul li span {width: 44px; height: 44px; line-height: 44px; font-size: 20px; margin-right: 4%;}
    .precaution .inner ul li p {width: 80%; font-size: 15px;}
    .precaution .inner ul li p i {display: block;}
}