html,
body {
    font-size: 16px; 
    font-family: "Hiragino Kaku Gothic ProN", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ ProN W3", "ヒラギノ角ゴ Pro W3", sans-serif;
}

body.fixed { overflow: hidden; }

a { transition: opacity 0.5s; }
a:hover { opacity: 0.8; }

.btn_wrap .btn { border: none; padding: 0 2rem; font-size: 1rem; height: 55px; line-height: 54px; display: inline-block; box-sizing: border-box; }
.btn_wrap .btn img { width: 20px; vertical-align: middle; }
.btn_wrap .btn.style1 { line-height: 150%; height: auto; padding: 1rem; font-size: 1.5rem; font-size: clamp(1rem, 1.75vw, 1.5rem); font-weight: 700; box-shadow: 5px 5px #9B9FA3; }
.btn_wrap .btn.style2 { box-shadow: 2px 2px #9B9FA3; font-size: 1.25rem; border: 1px solid #B3B3B3; height: 52px; line-height: 52px; border-radius: 8px; font-weight: 600; }
.btn_wrap .btn.style2 img { width: 20px; vertical-align: middle; }
.btn_wrap .btn.style2 span { display: inline-block; padding-left: 0.5rem; }
.btn_wrap .btn.style2 .icon-fav { padding-left: 1.75rem; }
.btn_wrap .btn.style2 .icon-fav.active { background-image: url(../img/common/icn-fav-active.png); } 

.bg-red { background-color: #D81C16; color: #fff; }
figure { margin: 0; }
figure img { width: 100%; height: auto; }

figure.img_center { overflow: hidden; position: relative; }
figure.img_center img { width: 100%; height: auto; top: 50%; left: 50%; transform: translate(-50%, -50%); position: absolute; }

.txt { line-height: 180%; font-size: 1rem; }

.bg-white { background-color: #fff; }
.bg-black { background-color: #0b0b0b; color: #fff; }
.bg-blue { background-color: #003F75; color: #fff; }
.bg-dark_blue { background-color: #002149; color: #fff; }
.bg-gray { background-color: #CFD4D9; }
.bg-light_gray { background-color: #E6E6E6; }
.bg-dark_gray { background-color: #383838; color: #fff; }

.color-red { color: #D81C16; }
.color-white { color: #fff; }

.span-inline span { display: inline-block; }

.fw-bold { font-weight: 600; }

/* -------------------------------------------- icon */

.icon-fav { background-size: 20px auto; background-position: left center; display: inline-block; background-image: url(../img/common/icn-fav.png); background-repeat: no-repeat; background-repeat: no-repeat; }

/* -------------------------------------------- fonts */

.font-mincho { font-family: "游明朝体", "Yu Mincho", YuMincho, "ヒラギノ明朝 Pro", "Hiragino Mincho Pro", "MS P明朝", "MS PMincho", serif; }

.font-altivo {
    font-family: "altivo", sans-serif;
    font-weight: 400;
    font-style: normal;
}

.font-altivo-med {
    font-family: "altivo", sans-serif;
    font-weight: 500;
    font-style: normal;
}

.font-altivo-bold {
    font-family: "altivo", sans-serif;
    font-weight: 700;
    font-style: normal;
}

main { padding-top: 103px; }

/* -------------------------------------------- header */

header { border-bottom: 2px solid #000; position: fixed; top: 0; left: 0; width: 100%; box-sizing: border-box; padding: 1.5rem 1%; background: #fff; z-index: 9; transition: 0.5s; }
header .logo { width: 260px; transition: 0.5s; }
header .btn_wrap .btn { width: 12vw; font-weight: 600; font-size: 1.25rem; min-width: 170px; max-width: 246px; text-align: center; padding: 0; transition: 0.5s; }
header nav { padding-right: 1.25rem; }
header nav ul li { position: relative; padding: 1rem 1.5vw; }
header nav ul li::before { background-color: #000; width: 1px; left: 0; top: 0; bottom: 0; height: 15px; content: ''; display: block; position: absolute; margin: auto; }
header nav ul li:first-child::before { display: none; }
header nav ul li a { font-size: clamp(1rem, 1vw, 1.25rem); font-weight: 600; transition: 0.5s; }
header nav .dropdown { display: none; width: 100%; left: 0; top: 100%; padding: 0.25rem 1rem; background-color: #fff; border: 2px solid #CE2E19; }
header nav .dropdown li::before { display: none; }
header nav .dropdown ol { padding: 0; }
header nav .dropdown ol li:last-of-type::after { display: none; }
header nav .dropdown ol li { padding: 0.5rem 0; }
header nav .dropdown ol li .num { font-size: 2rem; width: 44px; }
header nav .dropdown ol li .name { padding-left: 0.5rem; }
header nav .dropdown ol li .name span { font-size: 15px; } 

header.active { border-bottom: 2px solid #000; padding: 0.75rem 1%; }
header.active .logo { width: 200px; }
header.active .btn_wrap .btn { height: 40px; line-height: 40px; font-size: 1rem; }
header.active nav ul li a { font-size: 1rem; }

.header2 h1 { font-size: 3.125rem; padding-left: 1.5rem; }

.inner { margin: auto; width: 94%; max-width: 1100px; }
.max600 { max-width: 600px; }
.max850 { max-width: 850px; }
.max900 { max-width: 900px; }
.max1000 { max-width: 1000px; }
.max1200 { max-width: 1200px; }
.max1300 { max-width: 1300px; }
.max1500 { max-width: 1500px; }

/* -------------------------------------------- fv_common */

.fv_common { padding: 6rem 0; border-bottom: 1px solid #000; }
.fv_common.small { padding: 3rem 0; }
.fv_common h2 { font-size: 3rem; }
.fv_common h2 span { display: block; font-size: 1.25rem; letter-spacing: 2px; }
.fv_common h2::after { height: 2px; width: 50%; background-color: #CE2E19; bottom: 0; left: 0; right: 0; margin: auto; }

.tel { padding: 1.5rem 0 0; }
.tel p { font-size: 1.25rem; padding-top: 0.5rem; }
.tel a { display: block; font-size: 5rem; font-size: clamp(2rem, 5.75vw, 4.75rem); line-height: 100%; }
.tel a img { width: 8vw; max-width: 50px; }
.tel a span { display: inline-block; vertical-align: middle; padding-left: 0.5rem; }

.reasons_nav { padding: 1rem 0 0; margin: auto; max-width: 320px; }
.reasons_nav li { padding: 0.5rem 0; }
.reasons_nav li::after { height: 1px; background-color: #E62C17; width: 100%; bottom: 0; left: 0; }
.reasons_nav li .num { font-size: 2.5rem; width: 52px; line-height: 100%; }
.reasons_nav li .name { width: calc(100% - 52px); box-sizing: border-box; font-size: 11px; padding-left: 1rem; }
.reasons_nav li .name span { display: block; font-size: 1.1rem; font-weight: 700; }

/* -------------------------------------------- youtube_container */

.youtube_container { width: 100%; max-width: 714px; margin: auto; }
.youtube_container .yt_wrap { padding-top: 62%; }
.youtube_container .yt_wrap iframe { position: absolute; width: 100%; height: 100%; left: 0; top: 0; }

/* -------------------------------------------- footer */

footer { padding: 4.5rem 0 1rem; }
footer .f_logo { padding: 0 0 4rem; }
footer .f_logo img { width: 300px; }
footer .f_company { font-weight: 600; }
footer .f_address { font-size: 14px; padding: 0.5rem 0; }
footer .f_copyright { font-size: 11px; letter-spacing: 2px; }

/* -------------------------------------------- footer */

.footer2 { padding: 1rem 4% 2rem; box-sizing: border-box; }
.footer2 p { font-size: 14px; }
.footer2 .f_copyright { font-size: 10px; padding-top: 0.5rem; }
.footer2 p span { display: inline-block; }

@media screen and (min-width: 767px) {
    .pc-none { display: none; }
}

/* -------------------------------------------- tablet */

@media screen and (max-width: 1100px) {

    html,
    body { font-size: 14px; }

    header { padding: 1rem 2%; }
    header .logo { width: 220px; }
    header nav { padding-right: 0.5rem; }
    header nav ul li a { font-size: clamp(1rem, 1.25vw, 1.25rem); }
    header .btn_wrap .btn { font-size: 1rem; min-width: 120px; height: 45px; line-height: 45px; }

    main { padding-top: 77px; }

    .btn_wrap .btn.style2 img { width: 1.25rem; }
    .btn_wrap .btn.style2 { font-size: 1rem; height: 45px; line-height: 45px; }
}

/* -------------------------------------------- sp */

@media screen and (max-width: 767px) {
    .sp-none { display: none; }

    main { padding-top: 57px; }

    .inner { width: 88%; }
    .sp-max420 { max-width: 420px; margin: auto; }

    .btn_wrap .btn.style2 { padding: 0 0.75rem; height: 35px; line-height: 35px; font-size: 14px; min-width: 120px; }
    .btn_wrap .btn.style2 img { width: 1rem; }

    .btn_wrap .btn.style2 .icon-fav { background-size: 16px auto; padding-left: 1.5rem; }

    header { border-bottom: 1px solid #000; padding: 0.75rem 3%; }
    header nav  { display: none; }
    header .logo { width: 140px; }
    header .btn_wrap .btn { height: 35px; line-height: 35px; }
    
    header.active { padding: 0.75rem 3%; border-bottom: 1px solid #000; }
    header.active .logo { width: 140px; }
    header.active .btn_wrap .btn { height: 35px; line-height: 35px; }
    header .menu_btn { width: 28px; margin-left: 1rem; cursor: pointer; }

    .header2 .right p { font-size: 12px; }
    .header2 h1 { font-size: 2.25rem; }

    

    .sp_nav { padding: 2rem 4%; width: 100%; height: 100%; position: fixed; left: 0; top: 0; z-index: 10; box-sizing: border-box; display: none; }
    .nav_logo { max-width: 220px; width: 100%; font-size: 1rem; margin: auto; }
    .nav_logo span { display: block; font-size: 3rem; }
    .nav_logo small { display: block; }
    .nav_close { width: 32px; top: 3%; right: 4%; cursor: pointer; }
    .nav_links { padding: 3rem 0 2rem; width: 100%; }
    .nav_wrap { height: 100vh; }
    .nav_links ul { border-top: 1px solid #343434; }
    .nav_links ul li { border-bottom: 1px solid #343434; }
    .nav_links ul li a { font-size: 1.25rem; display: block; padding: 0.5rem 3%; } 
    .nav_links .reasons_nav { padding: 0 0 0.5rem; max-width: none; width: 94%; margin-right: 0; }
    .nav_links .reasons_nav li { border: none; padding: 0.5rem 0; }
    .nav_links .reasons_nav li:last-of-type::after { display: none; }
    .nav_links .reasons_nav li a { padding: 0; display: flex; }

    footer { padding: 3rem 0 1rem; }
    footer .f_logo { padding: 0 0 2rem; }
    footer .f_logo img { width: 200px; }
    footer .f_address { font-size: 12px; }
    footer .f_copyright { font-size: 10px; }
}