:root {
    --main-color:#047fff;
}

.d-block {
    display: block;
}


/* 마진 설정 */
.m-0 { margin: 0; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mt-5 { margin-top: 30px; }

.m-0 { margin: 0; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.mb-5 { margin-bottom: 30px; }


/* 패딩 설정 */
.p-0 { padding: 0; }
.p-1 { padding: 4px; }
.p-2 { padding: 8px; }
.p-3 { padding: 16px; }
.p-4 { padding: 24px; }

/* 텍스트 설정 */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-bold { font-weight: bold; }


/* width 값 */

.w-100 { width: 100%;}

/* 텍스트 굵기설정 */
.font-100 { font-weight: 100; }
.font-200 { font-weight: 200; }
.font-300 { font-weight: 300; }
.font-400 { font-weight: 400; }
.font-500 { font-weight: 500; }
.font-600 { font-weight: 600; }
.font-700 { font-weight: 700; }
.font-800 { font-weight: 800; }
.font-900 { font-weight: 900; }
.font-bold { font-weight: bold; }


.text-red {color: #710000;}
.text-green {color: #51BC2D;}
.text-yellow {color: #FFDF42;}

.input-0 {
    width: 50% !important;
}

.input-1 {
    width: 30% !important;
}

.input-2 {
    width: 40% !important;
}

input {
    /* margin-right: 5px; */
}


input[type="text"], input[type="tel"], select {
    border: 1px solid #ccc;
    width: 100%;
    height: 40px;
    padding: 10px;
    margin-bottom: 20px;
}

input[type="checkbox"]:checked {
    background-color: #710000;
}

option {
    height: 30px;
}

label{
    line-height: normal;
    vertical-align: inherit;
}

.phone-div {
    display: flex;
}

.phonenumber {
}

/* Session 관련 스타일 */
.session_wrap {
    position: relative;
}

.session_download {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
}

.session_download a {
    background-color: var(--main-color);
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
}

/* Header 반응형 스타일 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 1000;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #fff;
    margin: 3px 0;
    transition: 0.3s;
}

/* 태블릿 반응형 */
@media screen and (max-width: 992px) {
    header > .nav_li > ul > li {
        font-size: 20px;
    }
    
    header > .nav_li > ul > li:nth-child(-n+4) {
        padding: 15px 30px;
    }
}

/* 모바일 반응형 */
@media screen and (max-width: 1400px) {
    header {
        padding: 20px 3%;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav_li {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.9);
        transition: 0.3s;
        z-index: 999;
    }
	
	.center_img > .date_text {
		position: absolute;
		bottom: 2%;
		left: 50%;
		transform: translate(-50%, -50%);
		color: #fff;
		font-size: 28px;
	}
    
    .nav_li.active {
        right: 0;
    }
    
    .nav_li > ul {
        flex-direction: column;
        padding: 80px 20px 20px;
        height: 50%;
        justify-content: flex-start;
    }
    
    .nav_li > ul > li {
        margin: 20px 0;
        font-size: 24px;
        text-align: center;
    }
    
    .nav_li > ul > li:nth-child(-n+4) {
        padding: 0;
    }
    
    .nav_li > ul > li:nth-child(-n+3)::after {
        display: none;
    }
    
    .regi_a_link {
        margin-top: 20px;
        display: inline-block;
    }
    
    /* 햄버거 메뉴 애니메이션 */
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}

@media screen and (max-width: 768px) {
    .footer_wrap {
        padding: 15px 20px;
    }
    
    .footer_div_01 > span {
        font-size: 14px;
        text-align: center;
        line-height: 1.4;
    }
    
    .footer_div_02 > span {
        font-size: 14px;
        display: block;
/*        margin-bottom: 15px;*/
    }
    
    .footer_div_02 > a > img {
        margin: 0 8px;
        width: 35px;
        height: auto;
    }

    header.scrolled {
        background-color: rgba(0, 0, 0, 0.95);
    }
}

/* 작은 모바일 반응형 */
@media screen and (max-width: 576px) {
    header {
        padding: 15px 3%;
    }
    
    .nav_li {
        width: 100%;
    }
    
    .nav_li > ul > li {
        font-size: 20px;
    }
}