@charset "utf-8";

/*==========================
common
==========================*/
:root {
    --primary-white: #fffffc;
    --primary-beige: #F8f8ed;
    --primary-darkGray: #666666;
    --primary-blueGreen: #7cc7ce;
    --primary-brown: #A59772;
}

html {
    font-size: 62.5%;
}

body {
    font-family:
        'Noto Sans JP',
        Lato,
        Arial,
        sans-serif;
    font-style: normal;
    color: var(--primary-darkGray, #414141);
    background-color: var(--primary-white, #fffffc);
    line-height: 1.5;
    letter-spacing: 0.1rem;
}

.container {
    max-width: 390px;
    margin: 0 auto;
    background-color: var(--primary-white);
}

img {
    max-width: 100%;
    height: auto;
}

/*==========================
header
==========================*/
.site_header {
    background-color: var(--primary-white);

}

.header_topic {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 66px;
    padding: 20px 5.12%;
    display: flex;
    justify-content: space-between;
    align-items: center;

    background-color: transparent;
    /* 初期は透過 */
    transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
    z-index: 1000;
}

.header_topic.scrolled {
    background-color: rgba(255, 255, 255, 0.8);
    /* 半透明の白 */
    backdrop-filter: blur(8px);
    /* ぼかし */
}

.salon_logo {
    width: 130px;
    height: 42px;
}

.close_btn {
    width: 32px;
    height: 32px;
    cursor: pointer;
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 1100;
}

.nav_btn {
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: block;
}

/* header pc */
@media screen and (min-width: 415px) {
    .site_header {
        display: none;
    }

}

/* .nav初期表示 */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 1000;
}

/* 表示状態：opacity を 1 にしてふわっと表示 */
.nav.nav_active {
    opacity: 1;
    visibility: visible;
}

.nav_header {
    padding: 20px 5.12%;
    height: 82px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav_topic {
    color: var(--primary-beige)
}

.nav_list {
    margin-top: 150px;
    display: flex;
    flex-direction: column;
    padding-left: 30px;
}

.nav_item a {
    display: flex;
    align-items: center;
    font-size: 2.4rem;
    color: var(--primary-darkGray);
    text-decoration: none;
    margin-bottom: 15px;
    gap: 15px;
}

.icon {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

/*==========================
our initiatives
==========================*/
.initiatives_section {
    margin-top: 66px;
    padding: 80px 5% 0;
}

.blue_earth {
    width: 60px;
    height: 50px;
    margin: 0 auto;
    padding-left: 5px;
}

.sec_ttl_initiatives_en {
    margin: 8px 0;
    color: var(--primary-blueGreen);
    text-align: center;
    font-family: Lato;
    font-size: 1.2rem;
    font-style: normal;
    font-weight: 700;

}

.sec_ttl_initiatives_jp {
    color: var(--primary-darkGray);
    text-align: center;
    margin-top: 20px;
    font-family: "Noto Sans JP";
    font-size: 2.4rem;
    font-style: normal;
    font-weight: 500;
}

.round_shampoo_photo {
    width: 230px;
    height: 220px;
    margin: 40px auto 40px;
}

.ttl_of_treatment {
    margin-top: 40px;
    font-size: 2.0rem;
    font-weight: 400;
    text-align: center;
}

.treatment_txt {
    margin: 50px 30px;
    font-size: 1.6rem;
    font-weight: 400;
}

.treatment_description_txt {
    margin-top: 20px;
}

.round_scissors_photo {
    width: 230px;
    height: 220px;
    margin: 40px auto 40px;
}

.ttl_of_bsc {
    margin-top: 40px;
    font-size: 2.0rem;
    font-weight: 400;
    text-align: center;
}

.bsc_txt {
    margin: 50px 30px 0;
    font-size: 1.6rem;
    font-weight: 400;
}

.bsc_description_txt {
    margin-top: 20px;
}

.blue_txt {
    color: var(--primary-blueGreen);
}

/*==========================
footer
==========================*/

.footer_area {
    margin-top: 100px;
    padding: 80px 0;
    background-color: var(--primary-beige);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.container_footer {
    background-color: var(--primary-beige);
}

.salon_logo_footer {
    width: 290px;
    margin: 0 auto;
}

.notes_on_reservations {
    margin-top: 20px;
    line-height: 1.6;
}

.accepted_by_phone_only {
    margin-top: 20px;
}

.phone_icon_photo img {
    width: 24px;
    height: 24px;
}

.footer_area>p:last-child {
    margin-top: 2rem;
    font-size: 0.875rem;
    color: #555;
}

/*==========================
PC Common Styles
==========================*/
@media screen and (min-width: 768px) {
    body {
        background-attachment: fixed;
        background-repeat: no-repeat;
        background-image:
            radial-gradient(at 20% 30%, hsla(187, 76%, 70%, 0.5) 0%, transparent 80%),
            radial-gradient(at 80% 40%, hsla(65, 35%, 90%, 0.4) 0%, transparent 70%),
            radial-gradient(at 50% 80%, hsla(172, 70%, 85%, 0.3) 0%, transparent 80%),
            radial-gradient(at 70% 70%, hsla(73, 77%, 82%, 0.25) 0%, transparent 100%),
            radial-gradient(at 10% 90%, hsla(60, 100%, 99%, 0.25) 0%, transparent 100%);
    }

    .site_wrapper {
        display: flex;
    }

    .since1902 {
        margin-top: 15px;
        text-align: center;
        color: black;
        font-size: 1.6rem;
        font-family: Lato;
        font-weight: 500;
        letter-spacing: 0.1rem;
    }

    .wrapper_with_shadow {
        max-width: 100%;
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), 0 4px 12px rgba(0, 0, 0, 0.08);
        background: white;
        border-radius: 12px;
        overflow: hidden;
    }

    .right_column {
        display: flex;
        justify-content: center;
        margin: 0 auto;
        align-items: center;

    }

    .nav_list {
        position: fixed;
        top: 35%;
        right: 6%;
        transform: translateY(-50%);
        z-index: 999;
        display: flex;
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .nav_jp {
        font-size: 2rem;
        font-weight: 500;
        text-align: right;
    }

    .nav_item a {
        display: block;
        text-align: center;
        color: var(--primary-darkGray);
        text-decoration: none;
    }

    .pagetop_item {
        position: fixed;
        bottom: -190px;
        list-style: none;
        z-index: 1000;
    }

    .pagetop_btn {
        width: 140px;
        height: 140px;
        border-radius: 50%;
        overflow: hidden;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-decoration: none;
        position: relative;
    }

    /* 背景画像 */
    .pagetop_btn .bg-img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        z-index: 0;
    }

    /* 矢印 */
    .pagetop_btn .arrow {
        margin-top: 28px;
        position: relative;
        z-index: 1;
        animation: floatArrow 1.5s ease-in-out infinite;
    }

    .pagetop_btn .arrow img {
        width: 24px;
        height: auto;
    }

    /* ラベル */
    .pagetop_btn .label {
        position: relative;
        z-index: 1;
        font-size: 1.2rem;
        margin-top: 10px;
        color: var(--primary-darkGray);
        font-family: 'Lato', sans-serif;
        text-align: center;
    }

    @keyframes floatArrow {
        0% {
            transform: translateY(0);
        }

        50% {
            transform: translateY(-6px);
        }

        100% {
            transform: translateY(0);
        }
    }
}

/*==========================
Responsive Styles
==========================*/
@media screen and (max-width: 413px) {
    .site_header {
        margin-top: 66px;
    }
}

@media screen and (max-width: 767px) {

    .left_column_logo,
    .right_column {
        display: none;
    }
}

@media screen and (max-width: 949px) {
    .left_column_copyright {
        display: none;
    }
}

@media screen and (max-width: 390px) {

    .right_column,
    .left_column_copyright {
        display: none;
    }
}