* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    background: #000000;
    color: #fff;
    font-family: "Noto Sans KR", Arial, sans-serif;
}


/* =========================
   전체
   ========================= */

.hero {
    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;

    text-align: center;

    padding: 40px 20px;
}

.content {
    width: 100%;
    max-width: 900px;
}


/* =========================
   슬로건
   ========================= */

.slogan {
    margin: 0 0 12px;

    font-size: 22px;
    letter-spacing: 2px;

    color: #fff;
}


/* =========================
   로고
   원본 772 × 161
   표시 크기 60%
   463 × 약 97
   ========================= */

.logo-heading {
    margin: 0;

    display: flex;
    justify-content: center;
    align-items: center;
}

.main-logo {
    width: 463px;
    max-width: 100%;
    height: auto;

    display: block;

    margin: 0 auto;

    object-fit: contain;
}


/* =========================
   브랜드 영역
   로고와 동일한 463px
   ========================= */

.ko-brand-box {
    width: 410px;
    max-width: 100%;

    margin: 0 auto 68px;

    padding: 0;
}


/* =========================
   오빠들디자인
   ========================= */

.ko-brand {
    width: 100%;

    display: flex;
    justify-content: space-between;
    align-items: center;

    margin: 0;
    padding: 0;

    font-size: 32px;
    font-weight: 400;

    letter-spacing: 0;
}

.ko-brand span {
    display: block;
    flex: 0 0 auto;
}


/* =========================
   BROTHERS' DESIGN
   ========================= */

.brand {
    margin: 8px 0 0;

    font-size: 18px;
    letter-spacing: 5px;

    color: #aaa;
}


/* =========================
   COMING SOON
   ========================= */

.construction {
    display: block;

    width: fit-content;

    margin: 0 auto 28px;

    padding: 18px 30px;

    border-top: 1px solid #777;
    border-bottom: 1px solid #777;

    font-size: 25px;
    font-weight: 500;

    letter-spacing: 5px;

    color: #fff;
}

.construction span {
    display: block;

    margin-top: 9px;

    font-size: 13px;
    font-weight: 400;

    letter-spacing: 3px;

    color: #bbb;
}


/* =========================
   설명
   ========================= */

.description {
    color: #999;

    font-size: 15px;
    line-height: 1.9;
}


/* =========================
   블로그
   ========================= */

.blog {
    margin-top: 35px;
}

.blog a {
    display: inline-flex;
    align-items: center;

    gap: 12px;

    padding: 12px 24px;

    border: 1px solid #555;

    color: #ddd;

    text-decoration: none;

    font-size: 18px;
    font-weight: 600;

    letter-spacing: 1px;

    transition: all 0.3s ease;
}

.blog a:hover {
    color: #fff;
    border-color: #fff;
}


/* =========================
   네이버 블로그 아이콘
   ========================= */

.blog-icon {
    width: 28px;
    height: 28px;

    border-radius: 7px;

    background: #000;

    display: flex;
    align-items: center;
    justify-content: center;

    flex-shrink: 0;
}

.blog-icon .b {
    font-family: Arial, sans-serif;

    font-size: 23px;
    font-weight: 700;

    line-height: 1;

    color: #03C75A;

    letter-spacing: -3px;

    margin-left: -2px;
}

.blog-icon .bar {
    width: 2px;
    height: 18px;

    background: #03C75A;

    margin-left: 4px;
}

.arrow {
    font-size: 15px;

    letter-spacing: 0;

    opacity: 0.7;
}


/* =========================
   전화번호
   ========================= */

.phone {
    margin-top: 15px;
}

.phone a {
    display: inline-flex;
    align-items: center;

    gap: 10px;

    color: #aaa;

    text-decoration: none;

    font-size: 20px;
    font-weight: 500;

    letter-spacing: 2px;

    transition: color 0.3s ease;
}

.phone a:hover {
    color: #fff;
}


/* 전화 아이콘 */

.phone-icon {
    width: 18px;
    height: 18px;

    stroke: #aaa;
    stroke-width: 1.7;

    fill: none;

    flex-shrink: 0;
}

.phone a:hover .phone-icon {
    stroke: #fff;
}


/* =========================
   하단
   ========================= */

.test {
    margin-top: 28px;

    color: #666;

    font-size: 11px;

    letter-spacing: 1.5px;

    line-height: 1.8;
}

.test .copyright {
    color: #555;

    font-size: 10px;
}


/* =========================
   모바일
   ========================= */

@media (max-width: 600px) {

    .hero {
        padding: 30px 20px;
    }


    /* 슬로건 */

    .slogan {
        margin-bottom: 10px;

        font-size: 18px;
        letter-spacing: 1px;
    }


    /* 로고 */

    .main-logo {
        width: 100%;
        max-width: 463px;
    }


    /* 브랜드 영역 */

    .ko-brand-box {
        width: 100%;
        max-width: 463px;

        margin: 0 auto 48px;
        padding: 0;
    }


    /* 오빠들디자인 */

    .ko-brand {
        font-size: 18px;
        letter-spacing: 0;
    }


    /* BROTHERS' DESIGN */

    .brand {
        margin-top: 6px;

        font-size: 13px;
        letter-spacing: 3px;
    }


    /* COMING SOON */

    .construction {
        padding: 16px 18px;

        font-size: 20px;
        letter-spacing: 3px;
    }

    .construction span {
        font-size: 12px;
        letter-spacing: 2px;
    }


    /* 설명 */

    .description {
        font-size: 13px;
    }


    /* 블로그 */

    .blog a {
        padding: 11px 20px;

        font-size: 16px;
        font-weight: 600;
    }


    /* 전화 */

    .phone a {
        font-size: 14px;
        letter-spacing: 1.5px;
    }

    .phone-icon {
        width: 18px;
        height: 18px;
    }


    /* 하단 */

    .test {
        font-size: 10px;
        letter-spacing: 1px;
    }

    .test .copyright {
        font-size: 9px;
    }
}