:root {
  --header-height: 80px;
  --header-padding: 40px;
  --transition: 0.35s ease;
}


/* ========================================
   HEADER
======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;

  width: 100%;

  display: flex;
  align-items: center;
}


/* ========================================
   LOGO + GNB
======================================== */

.header__main {
    transition:
      transform 0.35s ease,
      opacity 0.35s ease;
}
  

.header.is-hidden .header__main {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}



/* ========================================
   HEADER SUB
======================================== */

.header__sub {

      position: fixed;
      top: 124px;
      left: 0;
  
      width: 100%;
      height: 76px;
  
      display: flex;
      align-items: center;
      justify-content: center;
  
      background: #fff;
  
      opacity: 0;
      visibility: hidden;
  
      transform: none;

}

/* ========================================
   ABOUT
======================================== */

.header.is-slogo-visible .header__sub {
    opacity: 1;
    visibility: visible;

    transform: none;
    transition:
    opacity 0.4s ease,
    visibility 0.4s ease,
    background-color 0.4s ease;
}

.header.is-slogo-visible.is-hidden .header__sub {
    top: 0;
}



/* ========================================
   SLOGO
======================================== */

.slogo {
  opacity: 0;
  visibility: hidden;

  transition:
    opacity 0.35s ease,
    visibility 0.35s ease;
}

.header.is-slogo-visible .slogo {
  opacity: 1;
  visibility: visible;
}


/* ========================================
   MENU TOGGLE
======================================== */

.menu-toggle {
    font-family: var(--font-instrument-serif);
    font-size: 15px;
    line-height: 1;
    color: #000;
    border-bottom: 1px solid #000;

    position: absolute;
    right: 25px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1003;
}




/* ========================================
   MOBILE
======================================== */

@media (max-width: 768px) {

  :root {
    --header-height: 60px;
    --header-padding: 20px;
  }

  .header__sub {
    top: 70px;
    height: 12.0513vw;
  }


  .menu-toggle {
    font-size: 3.8462vw;
  }

  .menu-toggle span {
        display: none;
    }



}










/* ========================================
   SUB PAGE HEADER
======================================== */
  
  .sub-page .header__sub {
    position: fixed;
  
    top: 124px;
    left: 0;
  
    width: 100%;
    height: 76px;
  
    display: flex;
    align-items: center;
    justify-content: center;
  
    background: #fff;
    opacity: 1;
    visibility: visible;
  }
  
  
.sub-page .header.is-scroll-down .header__main {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

  
.sub-page .header__main {
    transform: translateY(0);
}

.sub-page .slogo {
    opacity: 1;
    visibility: visible;
}

.sub-page .header.is-scroll-down .header__sub {
    top: 0;
}

@media (max-width: 768px) {
    .sub-page .header__sub {
        top: 70px;
        height: 12.0513vw;
    }
}












/* ========================================
   MENU
======================================== */

.menu-overlay {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    width: 390px;
    height: 100dvh;

    background: #F4E2CE;

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

    transform: translateX(100%);
    transition: transform 0.6s ease;

    z-index: 1002;

    overflow-y: auto;

    /* Firefox */
    scrollbar-width: none;
  
    /* IE / Edge */
    -ms-overflow-style: none;
}
/* Chrome / Safari */
.menu-overlay::-webkit-scrollbar {
    display: none;
}

.menu-overlay.active {
    transform: translateX(0);
}

.menu-close {
    position: absolute;
    top: 30px;
    right: 25px;

    font-family: var(--font-instrument-serif);
    font-size: 15px;
    line-height: 1;
    color: #000;
    border-bottom: 1px solid #000;
}



.menu-overlay nav {
    width: 358px;
    max-height: calc(100dvh - 120px);

    overflow-y: auto;
    overflow-x: hidden;

    -webkit-overflow-scrolling: touch;
}

.menu-list {
    margin: 0;
    padding: 0;
    list-style: none;
    text-align: center;
}

.menu-list li {
    margin: 32px 0;
}

.menu-list li a {
    text-decoration: none;
    transition: opacity 0.2s ease;
    font-size: 1.8em;
    line-height: 1;
    text-align: center;
}
.menu-list li.blank_txt a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1.4em;
}
.menu-list li.blank_txt {
    margin: 16px 0;
}

.menu-list li.blank_txt a img,
nav .blank_card_wrap .blank_card img {
    width: 14px;
}
nav .blank_insta a img {
    width: 20px;
    margin: 0 auto;
}

nav .blank_card_wrap {
    display: flex;
    border-top: 1px solid #1A1A1A;
    border-bottom: 1px solid #1A1A1A;
    padding-top: 32px;
    padding-bottom: 32px;
    margin-top: 102px;
    margin-bottom: 56px;
}

nav .blank_card_wrap .blank_card {
    width: 50%;
    min-height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}
nav .blank_card_wrap .blank_card:nth-child(1) {
    border-right: 1px solid #1A1A1A;
}
nav .blank_card_wrap .blank_card p {
    font-size: 1.8em;
    display: flex;
    align-items: center;
    gap: 8px;
}

nav .frame-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.4em;
}
nav .frame-group .log-is-you-logo {
    width: 199px;
}
nav .frame-group .by {
    font-size: 1.6em;
    font-weight: 500;
    line-height: 100%;
    margin-bottom: 1.6em;
}
nav .frame-group .bess-logo-1 {
    width: 60px;
}
@media (max-width: 768px) {

/* ========================================
        MENU
    ======================================== */
    .menu-overlay {
        width: 100%;
    }

    .menu-overlay nav {
        width: 91.7949vw;
        max-height: calc(100dvh - 20px);
    }

    .menu-list li {
        margin: 8.2051vw 0;
    }

    .menu-list li a {
        font-size: 4.6154vw;
    }
    .menu-list li.blank_txt a {
        gap: 2.0513vw;
        font-size: 3.5897vw;
    }
    .menu-list li.blank_txt {
        margin: 4.1026vw 0;
    }

    .menu-list li.blank_txt a img,
    nav .blank_card_wrap .blank_card img {
        width: 3.5897vw;
    }
    nav .blank_insta a img {
        width: 5.1282vw;
    }

    nav .blank_card_wrap {
        padding-top: 8.2051vw;
        padding-bottom: 8.2051vw;
        margin-top: 14.3590vw;
        margin-bottom: 14.3590vw;
    }

    nav .blank_card_wrap .blank_card {
        min-height: 12.8205vw;
    }

    nav .blank_card_wrap .blank_card p {
        font-size: 4.6154vw;
        gap: 2.0513vw;
    }

    nav .frame-group {
        gap: 6.1538vw;
    }
    nav .frame-group .log-is-you-logo {
        width: 50vw;
    }
    nav .frame-group .by {
        font-size: 4.1026vw;
        margin-bottom: 4.1026vw;
    }
    nav .frame-group .bess-logo-1 {
        width: 15.3846vw;
    }
}