@charset "UTF-8";
html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}

/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}

body {
  line-height: 1;
}

ol,
ul {
  list-style: none;
}

a {
  text-decoration: none;
}

blockquote,
q {
  quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
  content: "";
  content: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/*--- iosのスタイルリセット  ---*/
input[type=submit],
input[type=button] {
  border-radius: 10px;
  -webkit-box-sizing: content-box;
  -webkit-appearance: button;
  -moz-appearance: button;
       appearance: button;
  border: none;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  cursor: pointer;
}

input[type=submit]::-webkit-search-decoration,
input[type=button]::-webkit-search-decoration {
  display: none;
}

input[type=submit]:focus,
input[type=button]:focus {
  outline-offset: -2px;
}

a:hover {
  opacity: 0.8;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}

.wrapper {
  position: relative;
}

/* =============================================================================
Image
========================================================================== */
a {
  display: block;
  cursor: pointer;
}

picture,
figure {
  display: block;
}

img {
  width: 100%;
  height: 100%;
}

/* =============================================================================
Basic style
========================================================================== */
html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  position: relative;
  overflow-x: hidden;
  word-break: break-all;
  font-family: "Noto Sans JP", sans-serif;
  color: #0c0c0c;
}

@font-face {
  font-family: "Hitachi Sans";
  src: url(../fonts/HitachiSans-Bold.otf) format("opentype");
}
@font-face {
  font-family: "Hitachi Sans Light";
  src: url(../fonts/HitachiSans-Regular.otf) format("opentype");
}
/*==============================================================================
Media
============================================================================= */
/*
  sp
----------------------------------------------- */
/*
  pc
----------------------------------------------- */
/*
  xl-pc
----------------------------------------------- */
/*==============================================================================
Accessibility
============================================================================= */
.screen-reader-text {
  position: absolute;
  overflow: hidden;
  width: 1px;
  height: 1px;
  clip: rect(1px, 1px, 1px, 1px);
}

/*==============================================================================
font-size
============================================================================= */
/*
	  mobile
  ----------------------------------------------- */
@media screen and (max-width: 767px) {
  html {
    font-size: 2.1333333333vw;
  }
  p {
    font-size: 1rem;
  }
}
/*
  PC
  ----------------------------------------------- */
@media screen and (min-width: 768px) {
  html {
    font-size: 1.1111111111vw;
  }
  p {
    font-size: 1rem;
  }
}
/*
  xl-PC
  ----------------------------------------------- */
@media screen and (min-width: 2001px) {
  html {
    font-size: 1rem;
  }
  p {
    font-size: 1rem;
  }
}
/*==============================================================================
Responsive
============================================================================= */
@media screen and (max-width: 767px) {
  .inner {
    margin: 0 auto;
    position: relative;
  }
  .pc-only {
    display: none;
  }
  .sp-only {
    display: block;
  }
}
@media screen and (min-width: 768px) {
  .inner {
    width: 75rem;
    margin: 0 auto;
    position: relative;
  }
  .pc-only {
    display: block;
  }
  .sp-only {
    display: none;
  }
}
/*==============================================================================
Header
============================================================================= */
@media screen and (max-width: 767px) {
  .header-bg {
    background: #fff;
  }
  .header-inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    margin: 0 auto;
  }
  .header-left {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 1.5625rem;
  }
  .header-logo {
    width: 14.25rem;
    margin-left: 2.5rem;
  }
  .header-catch {
    font-size: 1.375rem;
    line-height: 1.27;
    letter-spacing: -0.02em;
  }
  .header-contact {
    background: #fa000f;
    text-decoration: none;
    width: 8.25rem;
    height: 8.25rem;
    place-content: center;
  }
  .header-contact .mail-icon {
    width: 2.875rem;
    margin: 0 auto;
  }
}
@media screen and (min-width: 768px) {
  .header-bg {
    background: #fff;
    padding: 1.125rem 0;
  }
  .header-inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    width: 75rem;
    margin: 0 auto;
  }
  .header-left {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 1.25rem;
  }
  .header-logo {
    width: 14.75rem;
  }
  .header-catch {
    font-size: 0.875rem;
    line-height: 1.57;
  }
  .header-contact {
    position: relative;
    background: #fa000f;
    color: #fff;
    padding: 1.1875rem 0 1.1875rem 3.125rem;
    width: 17.5rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    border-radius: 100vmax;
    font-size: 1rem;
    place-content: center;
    -webkit-transition: background-color 0.3s ease;
    transition: background-color 0.3s ease;
  }
  .header-contact:hover {
    opacity: 0.8;
  }
  .header-contact::before {
    content: "";
    position: absolute;
    top: 1.5625rem;
    right: 1.875rem;
    width: 1.9375rem;
    height: 0.3125rem;
    background: url(../images/cta-arrow.webp) no-repeat center center/cover;
  }
}
/*==============================================================================
fv
============================================================================= */
@media screen and (max-width: 767px) {
  .fv-bg {
    background: url(../images/fv-bg_sp.webp) no-repeat top center/cover;
    padding: 2.8125rem 0 5rem;
  }
  .fv-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .fv-subttl {
    position: relative;
    font-size: 2.125rem;
    line-height: 1.23;
    font-weight: bold;
    padding-bottom: 1.5625rem;
    padding-left: 3.75rem;
    margin-bottom: 2.3125rem;
  }
  .fv-subttl::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 41.875rem;
    height: 0.0625rem;
    background: #0c0c0c;
  }
  .fv-subttl::after {
    content: "";
    position: absolute;
    top: -0.9375rem;
    left: 1.5625rem;
    width: 0.0625rem;
    height: 9.0625rem;
    background: #0c0c0c;
  }
  .fv-ttl {
    font-size: 2.875rem;
    font-weight: bold;
    margin-bottom: 28.1875rem;
    line-height: 1.1;
    margin-left: 3.75rem;
  }
  .fv-ttl-red-sp {
    color: #fff;
    background: #fa000f;
    padding: 1.125rem 0.125rem;
    line-height: 1;
    display: inline-block;
    font-size: 4.5rem;
    text-box-trim: trim-both;
    text-box-edge: cap alphabetic;
  }
  .fv-ttl .sp-only {
    display: inline-block;
    line-height: 2;
  }
  .fv-ttl .big {
    font-size: 4rem;
  }
  .fv-ttl .mid {
    font-size: 3.125rem;
  }
  .fv-txt {
    font-size: 1.75rem;
    line-height: 1.57;
    letter-spacing: 0.12em;
    margin-bottom: 2.125rem;
    margin-left: 3.75rem;
  }
  .fv-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 0.25rem;
    width: 34.5rem;
    margin: 0 auto;
  }
  .fv-item {
    position: relative;
  }
  .fv-item-txt {
    position: absolute;
    top: 2.0625rem;
    left: 1.875rem;
    font-size: 1.625rem;
    line-height: 1.46;
    letter-spacing: 0.02em;
    color: #fff;
    font-weight: 500;
  }
}
@media screen and (min-width: 768px) {
  .fv-bg {
    background: url(../images/fv-bg.webp) no-repeat center center/cover;
    padding: 5.3125rem 0 5rem;
  }
  .fv-inner {
    width: 75rem;
    margin: 0 auto;
  }
  .fv-subttl {
    position: relative;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 3.0625rem;
  }
  .fv-subttl::before {
    content: "";
    position: absolute;
    bottom: -1.125rem;
    left: -3.125rem;
    width: 47.3125rem;
    height: 0.0625rem;
    background: #000;
  }
  .fv-subttl::after {
    content: "";
    position: absolute;
    top: -1.75rem;
    left: -1.25rem;
    width: 0.0625rem;
    height: 5.625rem;
    background: #000;
  }
  .fv-ttl {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1.5625rem;
    line-height: 1.22;
  }
  .fv-ttl-red {
    color: #fff;
    background: #fa000f;
    padding: 0.8125rem 0.125rem;
    line-height: 1;
    display: inline-block;
    text-box-trim: trim-both;
    text-box-edge: cap alphabetic;
  }
  .fv-txt {
    font-size: 1.125rem;
    line-height: 2.05;
    letter-spacing: 0.1em;
    margin-bottom: 2.9375rem;
  }
  .fv-txt .small {
    font-size: 1rem;
  }
  .fv-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
    gap: 0.0625rem;
  }
  .fv-item {
    position: relative;
    width: 17.0625rem;
  }
  .fv-item-txt {
    position: absolute;
    top: 7.25rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    font-size: 1.125rem;
    line-height: 1.44;
    letter-spacing: 0.02em;
    color: #fff;
    text-align: center;
    font-weight: 500;
  }
}
@media screen and (min-width: 2001px) {
  .fv-bg {
    background: url(../images/fv-bg.webp) no-repeat top center/2000px auto;
    padding: 5.25rem 0 4.9375rem;
  }
}
/*==============================================================================
capa
============================================================================= */
@media screen and (max-width: 767px) {
  .capa-bg {
    position: relative;
    background: #fff;
    padding: 10.9375rem 0 5.9375rem;
  }
  .capa-bg::before {
    content: "CAPA";
    position: absolute;
    top: 2.6875rem;
    left: 1.25rem;
    font-size: 11rem;
    color: #f0f1f3;
    font-family: "Hitachi Sans";
  }
  .capa-bg::after {
    content: "BILITIES";
    position: absolute;
    top: 12.8125rem;
    left: 1.25rem;
    font-size: 11rem;
    color: #f0f1f3;
    font-family: "Hitachi Sans";
  }
  .capa-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .capa-ttl {
    position: relative;
    z-index: 10;
    font-size: 3.125rem;
    margin-bottom: 3rem;
    line-height: 1.44;
  }
  .capa-ttl .bold {
    font-weight: bold;
  }
  .capa-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 4.375rem;
    padding-left: 1.65rem;
  }
  .capa-section-ttl {
    position: relative;
    font-size: 1.75rem;
    font-weight: bold;
    -ms-flex-negative: 0;
        flex-shrink: 0;
  }
  .capa-section-ttl .capa-subtitle {
    font-size: 1.625rem;
    font-family: "Hitachi Sans Light";
    margin-left: 0.625rem;
  }
  .capa-section-ttl::before {
    content: "";
    position: absolute;
    left: -1.875rem;
    top: 0.9375rem;
    width: 0.9375rem;
    height: 0.0625rem;
    background: #0c0c0c;
  }
  .capa-section-txt {
    font-size: 1.625rem;
    line-height: 1.46;
    letter-spacing: -0.02em;
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    margin-top: 1.1875rem;
  }
  .capa-section-txt.diff {
    margin-top: 1.9375rem;
  }
}
@media screen and (min-width: 768px) {
  .capa-bg {
    position: relative;
    background: #fff;
    padding: 6.875rem 0 4.625rem;
  }
  .capa-bg::before {
    content: "CAPABILITIES";
    position: absolute;
    top: 2.4375rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 10.625rem;
    color: #f0f1f3;
    font-family: "Hitachi Sans";
  }
  .capa-inner {
    max-width: 62.5rem;
    margin: 0 auto;
  }
  .capa-ttl {
    font-size: 2.625rem;
    margin-bottom: 2.6875rem;
    line-height: 1.45;
  }
  .capa-ttl .bold {
    font-weight: bold;
  }
  .capa-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 1.4375rem;
  }
  .capa-section {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    gap: 1rem;
  }
  .capa-section-ttl {
    position: relative;
    font-size: 1.125rem;
    font-weight: bold;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    width: 8.9rem;
    padding-left: 1.25rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    margin-top: 0.4375rem;
  }
  .capa-section-ttl .capa-subtitle {
    display: block;
    font-size: 1rem;
    margin-top: 0.9375rem;
    font-family: "Hitachi Sans Light";
    font-weight: normal;
  }
  .capa-section-ttl::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.1875rem;
    width: 0.625rem;
    height: 0.0625rem;
    background: #0c0c0c;
  }
  .capa-section-txt {
    font-size: 1rem;
    line-height: 1.87;
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
  }
  .capa-section-txt.diff {
    margin-top: 1.9375rem;
  }
}
/*==============================================================================
issue
============================================================================= */
@media screen and (max-width: 767px) {
  .issue-head {
    width: 100%;
  }
  .issue-bg {
    background: url(../images/issue-bg_sp.webp) no-repeat center center/cover;
    padding: 6.9375rem 0 6.5625rem;
    position: relative;
    z-index: 10;
    margin-top: -0.1875rem;
  }
  .issue-bg::before {
    content: "ISSUE";
    position: absolute;
    top: 2.875rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 11rem;
    color: #ffffff;
    font-family: "Hitachi Sans";
  }
  .issue-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .issue-ttl {
    font-size: 3.125rem;
    text-align: center;
    line-height: 1.56;
    margin-bottom: 2.75rem;
  }
  .issue-ttl .bold {
    font-weight: bold;
  }
  .issue-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 4.0625rem;
    margin-bottom: 3.9375rem;
  }
  .issue-item {
    position: relative;
    background: #fff;
    border-radius: 0.9375rem;
    padding: 4.5rem 3.75rem 4.375rem 3.75rem;
  }
  .issue-item-num {
    position: absolute;
    top: 5rem;
    left: 3.75rem;
    font-size: 1.125rem;
    color: #4d4d4d;
    -webkit-writing-mode: vertical-rl;
        -ms-writing-mode: tb-rl;
            writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: "Hitachi Sans Light";
  }
  .issue-item-num .bold {
    display: inline-block;
    margin-top: 0.2rem;
    font-size: 2.4375rem;
    font-family: "Hitachi Sans";
  }
  .issue-item-ttl {
    font-size: 2.625rem;
    line-height: 1.3;
    margin-bottom: 1.25rem;
    margin-left: 4.375rem;
  }
  .issue-item-ttl .bold {
    font-size: 3.125rem;
    font-weight: bold;
    line-height: 1.2;
  }
  .issue-item-note {
    font-size: 1.5rem;
    line-height: 1.41;
    margin-top: 1.25rem;
    margin-left: 4.375rem;
  }
  .issue-item-txt {
    position: relative;
    font-size: 1.6875rem;
    line-height: 1.77;
    margin-left: 5.3125rem;
  }
  .issue-item-txt .bold {
    font-weight: bold;
  }
  .issue-item-txt::before {
    content: "";
    position: absolute;
    left: -1.25rem;
    top: 1.25rem;
    width: 0.9375rem;
    height: 0.0625rem;
    background: #0c0c0c;
  }
  .issue-item:last-child {
    padding: 4.5rem 3.75rem 5.0625rem 3.75rem;
  }
  .issue-item:last-child .issue-item-ttl {
    margin-bottom: 3rem;
  }
  .issue-figure01 {
    width: 34.375rem;
    margin-top: 4.25rem;
  }
  .issue-figure02 {
    width: 34.375rem;
    margin-top: 3.75rem;
  }
  .issue-txt {
    font-size: 2.25rem;
    text-align: center;
    line-height: 1.53;
  }
  .issue-txt .small {
    font-size: 1.625rem;
  }
  .issue-txt .bold {
    font-weight: bold;
  }
  .issue-txt .big {
    font-size: 2.75rem;
  }
  .issue-txt .back {
    display: inline-block;
    background: #0c0c0c;
    color: #fff;
    padding: 0.9375rem 0.5rem;
    font-weight: bold;
    line-height: 1;
    font-size: 3rem;
    text-box-trim: trim-both;
    text-box-edge: cap alphabetic;
    margin-bottom: 0.3125rem;
  }
}
@media screen and (min-width: 768px) {
  .issue-head {
    position: relative;
    left: 50%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
    width: 125rem;
  }
  .issue-bg {
    background: url(../images/issue-bg.webp) no-repeat center center/cover;
    padding: 6.4375rem 0 5.6875rem;
    position: relative;
    margin-top: -0.0625rem;
  }
  .issue-bg::before {
    content: "ISSUE";
    position: absolute;
    top: 2.4375rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 10.625rem;
    color: #ffffff;
    font-family: "Hitachi Sans";
  }
  .issue-inner {
    width: 75rem;
    margin: 0 auto;
  }
  .issue-ttl {
    font-size: 2.625rem;
    text-align: center;
    line-height: 1.66;
    margin-bottom: 2.875rem;
  }
  .issue-ttl .bold {
    font-weight: bold;
  }
  .issue-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 1.9375rem;
    margin-bottom: 2.8125rem;
  }
  .issue-item {
    position: relative;
    background: #fff;
    border-radius: 0.9375rem;
    padding: 3.625rem 6.25rem 4.375rem 9.0625rem;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
  }
  .issue-item-num {
    position: absolute;
    top: 4.375rem;
    left: 5rem;
    font-size: 0.875rem;
    color: #4d4d4d;
    -webkit-writing-mode: vertical-rl;
        -ms-writing-mode: tb-rl;
            writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: "Hitachi Sans Light";
  }
  .issue-item-num .bold {
    display: inline-block;
    margin-top: 0.2rem;
    font-size: 1.875rem;
    font-family: "Hitachi Sans";
  }
  .issue-item-left {
    position: relative;
    width: 32.8125rem;
  }
  .issue-item-ttl {
    font-size: 2rem;
    line-height: 1.58;
    margin-bottom: 1.25rem;
  }
  .issue-item-ttl .bold {
    font-size: 2.5rem;
    font-weight: bold;
  }
  .issue-item-note {
    font-size: 0.75rem;
    margin-top: 1.75rem;
  }
  .issue-item-txt {
    position: relative;
    font-size: 1.25rem;
    line-height: 1.95;
    margin-left: 1.5625rem;
  }
  .issue-item-txt .bold {
    font-weight: bold;
  }
  .issue-item-txt::before {
    content: "";
    position: absolute;
    left: -1.25rem;
    top: 1.25rem;
    width: 0.9375rem;
    height: 0.0625rem;
    background: #0c0c0c;
  }
  .issue-item:last-child {
    padding: 3.6875rem 6.25rem 4.0625rem 9.0625rem;
  }
  .issue-figure01 {
    width: 27.5rem;
    margin-top: 0.8125rem;
  }
  .issue-figure02 {
    width: 26.1875rem;
    margin-top: 2.0625rem;
  }
  .issue-txt {
    font-size: 1.75rem;
    text-align: center;
    line-height: 1.94;
  }
  .issue-txt .small {
    font-size: 1.125rem;
  }
  .issue-txt .bold {
    font-weight: bold;
  }
  .issue-txt .big {
    font-size: 2.25rem;
  }
  .issue-txt .back {
    display: inline-block;
    background: #0c0c0c;
    color: #fff;
    padding: 0.6875rem 0.5rem;
    font-weight: bold;
    line-height: 1;
    font-size: 2.5rem;
    text-box-trim: trim-both;
    text-box-edge: cap alphabetic;
  }
}
/*==============================================================================
solution
============================================================================= */
@media screen and (max-width: 767px) {
  .solution-bg {
    position: relative;
    background: #fff;
    padding: 9.4375rem 0 3rem;
  }
  .solution-bg::before {
    content: "SOLU";
    position: absolute;
    top: 4.6875rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 10.625rem;
    color: #f4f4f4;
    font-family: "Hitachi Sans";
  }
  .solution-bg::after {
    content: "TION";
    position: absolute;
    top: 15rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 10.625rem;
    color: #f4f4f4;
    font-family: "Hitachi Sans";
  }
  .solution-ttl {
    position: relative;
    z-index: 10;
    font-size: 3.125rem;
    text-align: center;
    line-height: 1.44;
    margin-bottom: 2.5rem;
  }
  .solution-ttl .bold {
    font-weight: bold;
  }
  .solution-txt {
    font-size: 1.875rem;
    text-align: center;
    line-height: 1.66;
    margin-bottom: 2.9375rem;
  }
  .solution-txt .bold {
    font-weight: bold;
  }
  .solution-figure {
    position: relative;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    margin-left: 2.5rem;
    padding: 0 0 7rem;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
  }
  .solution-figure::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
  }
  .solution-figure picture {
    display: inline-block;
    width: 87.5rem;
  }
  .solution-figure picture img {
    display: block;
    padding-right: 2.5rem;
  }
  .solution .simplebar-track{
    height: 0.625rem;
    background: #cbcbcb;
    border-radius: 0.625rem;
  }
  .solution .simplebar-track.simplebar-horizontal .simplebar-scrollbar{
    height: 0.625rem;
    top: 0;
  }
  .solution .simplebar-track.simplebar-horizontal {
    width: 31.8125rem;
    margin: 0 auto;
    bottom: 3.125rem;
  }
  .solution .simplebar-scrollbar.simplebar-visible:before {
    height: 0.625rem;
    background: #cc0000;
    opacity: 1;
    top: 0;
    border-radius: 0.625rem;
  }
  .solution .scroll__icon {
    position: absolute;
    z-index: 3;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 21.145rem;
  }
  .solution .scroll__icon02 {
    position: absolute;
    top: 4.25rem;
    left: 5.4rem;
    width: 7.375rem;
    animation: Anime 2s ease-in-out infinite alternate;
  }
  @keyframes Anime {
    0% {
      transform: translateX(0);
    }
    50% {
      transform: translateX(1rem);
    }
    100% {
      transform: translateX(0);
    }
  }
}
@media screen and (min-width: 768px) {
  .solution-bg {
    position: relative;
    background: #fff;
    padding: 6.9375rem 0 0;
  }
  .solution-bg::before {
    content: "SOLUTION";
    position: absolute;
    top: 3.75rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 10.625rem;
    color: #f4f4f4;
    font-family: "Hitachi Sans";
  }
  .solution-ttl {
    font-size: 2.625rem;
    text-align: center;
    line-height: 1.45;
    margin-bottom: 2.375rem;
  }
  .solution-ttl .bold {
    font-weight: bold;
  }
  .solution-txt {
    font-size: 1.25rem;
    text-align: center;
    line-height: 2;
    margin-bottom: 3.0625rem;
  }
  .solution-txt .bold {
    font-weight: bold;
  }
  .solution-figure {
    width: 75rem;
    margin: 0 auto;
  }
}
/*==============================================================================
office
============================================================================= */
@media screen and (max-width: 767px) {
  .office-bg {
    background: #fff;
    padding: 0;
  }
  .office-bg-img {
    width: 100%;
    margin: 0 auto;
  }
  .office-head {
    font-size: 7.5rem;
    color: #cc0000;
    font-family: "Hitachi Sans";
    text-align: center;
    margin: -14.4375rem 0 2.9375rem;
  }
  .office-txt01 {
    font-size: 2.25rem;
    line-height: 1.66;
    text-align: center;
    margin-bottom: 4.5625rem;
  }
  .office-txt01 .bold {
    font-weight: bold;
  }
  .office-ttl01 {
    font-size: 3.125rem;
    line-height: 1.52;
    font-weight: bold;
    text-align: center;
    margin-bottom: 3.875rem;
  }
  .office-vietnam-content {
    width: 100%;
    background: linear-gradient(135deg, #f4f4f4 0%, #fff 100%);
  }
  .office-vietnam-content-inner {
    width: 41.875rem;
    margin: 0 auto;
    padding: 4.0625rem 0 5.0625rem;
  }
  .office-vietnam-img {
    width: 100%;
  }
  .office-india {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
        -ms-flex-direction: column-reverse;
            flex-direction: column-reverse;
  }
  .office-india-content {
    width: 100%;
    background: linear-gradient(135deg, #f4f4f4 0%, #fff 100%);
  }
  .office-india-content-inner {
    width: 41.875rem;
    margin: 0 auto;
    padding: 4.4375rem 0 5.25rem;
  }
  .office-india-img {
    width: 100%;
  }
  .office-country {
    font-size: 1.875rem;
    color: #e52630;
    margin-bottom: 2.1875rem;
    font-family: "Hitachi Sans";
  }
  .office-ttl02 {
    font-size: 2.875rem;
    font-weight: bold;
    margin-bottom: 1.125rem;
  }
  .office-cities {
    font-size: 2.125rem;
    margin-bottom: 2.1875rem;
  }
  .office-txt02 {
    font-size: 1.75rem;
    line-height: 1.57;
  }
}
@media screen and (min-width: 768px) {
  .office-bg {
    background: #fff;
    padding: 0;
  }
  .office-bg-img {
    width: 65.625rem;
    margin: 0 auto;
  }
  .office-inner {
    width: 75rem;
    margin: 0 auto;
  }
  .office-head {
    font-size: 6.875rem;
    color: #cc0000;
    font-family: "Hitachi Sans";
    text-align: center;
    margin: -14.5625rem 0 2.0625rem;
  }
  .office-txt01 {
    font-size: 1.625rem;
    line-height: 1.92;
    text-align: center;
    margin-bottom: 2.8125rem;
  }
  .office-txt01 .bold {
    font-weight: bold;
  }
  .office-ttl01 {
    font-size: 2.5rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 4.875rem;
  }
  .office-vietnam {
    position: relative;
    height: 26.0625rem;
    margin: 0 auto;
  }
  .office-vietnam-content {
    position: absolute;
    top: 0;
    right: -25rem;
    width: 69.375rem;
    height: 26.125rem;
    background: url(../images/office-bg02.webp) no-repeat center/cover;
  }
  .office-vietnam-content-inner {
    width: 29.0625rem;
    margin-left: 6.5625rem;
    margin-top: 4.375rem;
  }
  .office-vietnam-img {
    position: absolute;
    top: 0;
    left: -25rem;
    width: 55.625rem;
  }
  .office-india {
    position: relative;
    height: 26.0625rem;
    margin: 0 auto;
  }
  .office-india-content {
    position: absolute;
    top: 0;
    left: -25rem;
    width: 69.375rem;
    height: 26.125rem;
    background: url(../images/office-bg03.webp) no-repeat center/cover;
  }
  .office-india-content-inner {
    width: 28.4375rem;
    margin-left: auto;
    margin-right: 10rem;
    margin-top: 4.0625rem;
  }
  .office-india-img {
    position: absolute;
    top: 0;
    right: -25rem;
    width: 55.625rem;
  }
  .office-country {
    font-size: 1.25rem;
    color: #e52630;
    margin-bottom: 1.4375rem;
    font-family: "Hitachi Sans";
  }
  .office-ttl02 {
    font-size: 2.25rem;
    font-weight: bold;
    margin-bottom: 1.125rem;
  }
  .office-cities {
    font-size: 1.5rem;
    margin-bottom: 1.8125rem;
  }
  .office-txt02 {
    font-size: 1.125rem;
    line-height: 1.88;
  }
}
/*==============================================================================
cta
============================================================================= */
@media screen and (max-width: 767px) {
  .cta-bg {
    background: url(../images/cta-bg_sp.webp) no-repeat center/cover;
    padding: 5.3125rem 0 4.6875rem;
  }
  .cta-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .cta-ttl01 {
    font-size: 2.75rem;
    line-height: 1.45;
    font-weight: bold;
    color: #fff;
    text-align: center;
    margin-bottom: 1.6875rem;
  }
  .cta-txt01 {
    font-size: 1.75rem;
    line-height: 1.78;
    color: #fff;
    text-align: center;
    margin-bottom: 3.3125rem;
  }
  .cta-contact {
    position: relative;
    background: -webkit-gradient(linear, left top, left bottom, from(#ffffff), to(#e2e2e2));
    background: linear-gradient(180deg, #ffffff 0%, #e2e2e2 100%);
    color: #333;
    padding: 3.5rem 0 3.5rem 4.6875rem;
    border-radius: 100vmax;
    width: 38.4375rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    font-size: 2.375rem;
    letter-spacing: 0.04em;
    font-weight: bold;
    margin: 0 auto;
  }
  .cta-contact:hover {
    opacity: 0.8;
  }
  .cta-contact::before {
    content: "";
    position: absolute;
    top: 4.375rem;
    right: 4.0625rem;
    width: 3.75rem;
    height: 0.375rem;
    background: url(../images/cta-arrow02.webp) no-repeat center center/cover;
  }
  .cta-ttl02 {
    font-size: 1.625rem;
    line-height: 1;
    font-weight: bold;
    letter-spacing: 0.04em;
    color: #fff;
    text-align: center;
    margin-top: 1.875rem;
  }
  .cta-tel {
    background: #0c0c0c;
    width: 31.25rem;
    margin: 1.5rem auto 0;
    font-size: 2.375rem;
    color: #fff;
    margin-bottom: 1.5rem;
    font-family: "Hitachi Sans";
    border-radius: 100vmax;
    text-align: center;
    padding: 1.875rem 0;
  }
  .cta-tel .sp-only {
    display: inline-block;
  }
  .cta-time {
    font-size: 1.375rem;
    color: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    gap: 0.9375rem;
  }
  .cta-time-label {
    color: #fff;
    border: 0.0625rem solid #fff;
    padding: 0.5625rem 0;
    font-size: 1.375rem;
    width: 8.4375rem;
    text-align: center;
  }
}
@media screen and (min-width: 768px) {
  .cta-bg {
    background: url(../images/cta-bg.webp) no-repeat center/cover;
    padding: 3.6875rem 0 3.75rem;
  }
  .cta-inner {
    width: 62.5rem;
    margin: 0 auto;
  }
  .cta-ttl01 {
    font-size: 2.125rem;
    font-weight: bold;
    color: #fff;
    text-align: center;
    margin-bottom: 1.25rem;
  }
  .cta-txt01 {
    font-size: 1.25rem;
    color: #fff;
    text-align: center;
    margin-bottom: 2.5625rem;
  }
  .cta-box {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    justify-content: space-between;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start
  }
  .cta-contact {
    position: relative;
    background: -webkit-gradient(linear, left top, left bottom, from(#ffffff), to(#e2e2e2));
    background: linear-gradient(180deg, #ffffff 0%, #e2e2e2 100%);
    color: #333;
    padding: 2.5625rem 0;
    border-radius: 0.3125rem;
    width: 31.25rem;
    font-size: 1.75rem;
    letter-spacing: 0.04em;
    font-weight: bold;
    text-align: center;
  }
  .cta-contact:hover {
    opacity: 0.8;
  }
  .cta-contact::before {
    content: "";
    position: absolute;
    top: 3.125rem;
    right: 1.875rem;
    width: 2.5625rem;
    height: 0.375rem;
    background: url(../images/cta-arrow02.webp) no-repeat center center/cover;
  }
  .cta-box-right {
    text-align: left;
  }
  .cta-ttl02 {
    font-size: 1.125rem;
    font-weight: bold;
    letter-spacing: 0.04em;
    color: #fff;
    margin-bottom: 0.625rem;
  }
  .cta-tel {
    font-size: 2.7rem;
    color: #fff;
    margin-bottom: 0.5rem;
    font-family: "Hitachi Sans";
    pointer-events: none;
  }
  .cta-tel span {
    font-size: 2rem;
  }
  .cta-time {
    font-size: 1rem;
    color: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 0.9375rem;
  }
  .cta-time-label {
    background: #0c0c0c;
    color: #fff;
    padding: 0.5rem 0;
    border-radius: 0.1875rem;
    font-size: 1rem;
    width: 7.375rem;
    text-align: center;
  }
}
/*==============================================================================
quality
============================================================================= */
@media screen and (max-width: 767px) {
  .quality-bg {
    background: url(../images/quality-bg_sp.webp) no-repeat top center/cover;
    padding: 6.625rem 0 6.875rem;
  }
  .quality-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .quality-head {
    font-size: 6.875rem;
    color: #fff;
    text-align: center;
    margin-bottom: 1.9375rem;
    font-family: "Hitachi Sans";
  }
  .quality-ttl {
    font-size: 2.75rem;
    line-height: 1.63;
    color: #fff;
    text-align: center;
    margin-bottom: 2.5rem;
    margin-right: -2.1875rem;
  }
  .quality-ttl .back {
    display: inline-block;
    background: #000;
    color: #fff;
    font-size: 3.25rem;
    padding: 0.8125rem 0.5rem;
    text-align: center;
    margin-left: 0.3125rem;
    font-weight: bold;
    line-height: 1;
    text-box-trim: trim-both;
    text-box-edge: cap alphabetic;
  }
  .quality-txt {
    font-size: 2.125rem;
    line-height: 1.76;
    color: #fff;
    text-align: center;
    margin-bottom: 2.6875rem;
    font-weight: 300;
  }
  .quality-txt .bold {
    font-weight: bold;
  }
  .quality-box {
    width: 41.875rem;
    margin: 0 auto;
  }
  .quality-item {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    border-bottom: 0.0625rem solid #64737b;
  }
  .quality-item:last-child {
    border-bottom: none;
  }
  .quality-item:last-child .quality-label, .quality-item:last-child .quality-desc {
    min-height: 14.6875rem;
  }
  .quality-item:last-child .quality-label {
    border-radius: 0 0 0 0.625rem;
  }
  .quality-item:last-child .quality-desc {
    border-radius: 0 0 0.625rem 0;
  }
  .quality-item:first-child .quality-label, .quality-item:first-child .quality-desc {
    min-height: 8.875rem;
  }
  .quality-item:first-child .quality-label {
    border-radius: 0.625rem 0 0 0;
  }
  .quality-item:first-child .quality-desc {
    border-radius: 0 0.625rem 0 0;
  }
  .quality-item:nth-of-type(2) .quality-label, .quality-item:nth-of-type(2) .quality-desc {
    min-height: 14.6875rem;
  }
  .quality-label {
    background: #fff;
    min-height: 11.75rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    font-size: 1rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    width: 7.75rem;
    border-right: 0.0625rem solid #e9ecef;
    position: relative;
    font-family: "Hitachi Sans Light";
    color: #0c0c0c;
    text-align: center;
    place-content: center;
    line-height: 1.2;
  }
  .quality-label .num {
    font-size: 2.375rem;
    font-family: "Hitachi Sans";
  }
  .quality-desc {
    background: -webkit-gradient(linear, left top, right top, from(#e7e7e7), to(#ffffff));
    background: linear-gradient(90deg, #e7e7e7 0%, #ffffff 100%);
    min-height: 11.75rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    font-size: 1.875rem;
    line-height: 1.4;
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    padding-left: 2.1875rem;
    place-content: center;
  }
  .quality-desc .color {
    color: #cc0000;
    font-weight: bold;
  }
}
@media screen and (min-width: 768px) {
  .quality-bg {
    background: url(../images/quality-bg.webp) no-repeat center center/cover;
    padding: 5.625rem 0 6.1875rem;
  }
  .quality-inner {
    width: 62.5rem;
    margin: 0 auto;
  }
  .quality-head {
    font-size: 6.25rem;
    color: #fff;
    text-align: center;
    margin-bottom: 1.6875rem;
    font-family: "Hitachi Sans";
  }
  .quality-ttl {
    font-size: 2.125rem;
    color: #fff;
    text-align: center;
    margin-bottom: 1.375rem;
  }
  .quality-ttl .back {
    display: inline-block;
    background: #000;
    color: #fff;
    font-size: 2.625rem;
    padding: 0.6875rem 0.5rem;
    text-align: center;
    margin-right: -0.3125rem;
    font-weight: bold;
    line-height: 1;
    text-box-trim: trim-both;
    text-box-edge: cap alphabetic;
  }
  .quality-txt {
    font-size: 1.5rem;
    line-height: 2.08;
    color: #fff;
    text-align: center;
    margin-bottom: 2.9375rem;
  }
  .quality-txt .bold {
    font-weight: bold;
  }
  .quality-box {
    max-width: 62.5rem;
    margin: 0 auto;
  }
  .quality-item {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    border-bottom: 0.0625rem solid #64737b;
  }
  .quality-item:nth-child(even) .quality-label::before {
    content: "";
    position: absolute;
    top: 0;
    right: -1.875rem;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 2rem 5.75rem 0;
    border-color: transparent transparent white transparent;
  }
  .quality-item:nth-child(odd) .quality-label::before {
    content: "";
    position: absolute;
    top: 0;
    right: -1.875rem;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 5.75rem 2rem 0 0;
    border-color: white transparent transparent transparent;
  }
  .quality-item:last-child {
    border-bottom: none;
  }
  .quality-item:last-child .quality-label, .quality-item:last-child .quality-desc {
    min-height: 6.8125rem;
  }
  .quality-item:last-child .quality-label {
    border-radius: 0 0 0 0.625rem;
  }
  .quality-item:last-child .quality-label::before {
    content: "";
    position: absolute;
    top: 0;
    right: -1.875rem;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 2rem 6.8125rem 0;
    border-color: transparent transparent white transparent;
  }
  .quality-item:last-child .quality-desc {
    border-radius: 0 0 0.625rem 0;
  }
  .quality-item:first-child .quality-label {
    border-radius: 0.625rem 0 0 0;
  }
  .quality-item:first-child .quality-desc {
    border-radius: 0 0.625rem 0 0;
  }
  .quality-item:nth-of-type(2) .quality-label, .quality-item:nth-of-type(2) .quality-desc {
    min-height: 6.875rem;
  }
  .quality-item:nth-of-type(2) .quality-label::before {
    content: "";
    position: absolute;
    top: 0;
    right: -1.875rem;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 2rem 6.875rem 0;
    border-color: transparent transparent white transparent;
  }
  .quality-label {
    background: #fff;
    min-height: 5.625rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    font-size: 0.875rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    width: 12.5rem;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    border-right: 0.0625rem solid #e9ecef;
    position: relative;
    font-family: "Hitachi Sans Light";
    color: #0c0c0c;
  }
  .quality-label .num {
    display: inline-block;
    font-size: 1.875rem;
    margin-left: 0.1875rem;
    font-family: "Hitachi Sans";
  }
  .quality-desc {
    background: -webkit-gradient(linear, left top, right top, from(#e7e7e7), to(#ffffff));
    background: linear-gradient(90deg, #e7e7e7 0%, #ffffff 100%);
    min-height: 5.625rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    font-size: 1.25rem;
    line-height: 1.7;
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    padding-left: 3.4375rem;
    place-content: center;
  }
  .quality-desc .color {
    color: #cc0000;
    font-weight: bold;
  }
}
/*==============================================================================
case
============================================================================= */
@media screen and (max-width: 767px) {
  .case-bg {
    position: relative;
    background: #f4f4f4;
    padding: 8.625rem 0 7.1875rem;
  }
  .case-bg::before {
    content: "CASE";
    position: absolute;
    top: 5rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 11.25rem;
    color: #ffffff;
    font-family: "Hitachi Sans";
  }
  .case-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .case-ttl {
    font-size: 2.25rem;
    text-align: center;
    margin-bottom: 3.6875rem;
    line-height: 1.45;
  }
  .case-ttl .bold {
    font-size: 3.125rem;
    font-weight: bold;
  }
  .case-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 4.375rem;
  }
  .case-item {
    position: relative;
    background: #fff;
    border-radius: 0.9375rem;
    -webkit-box-shadow: 0 0.375rem 1.25rem rgba(180, 179, 179, 0.1);
            box-shadow: 0 0.375rem 1.25rem rgba(180, 179, 179, 0.1);
  }
  .case-label {
    position: absolute;
    left: 2.8125rem;
    top: 4.6875rem;
    font-size: 1.125rem;
    -webkit-writing-mode: vertical-rl;
        -ms-writing-mode: tb-rl;
            writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: "Hitachi Sans Light";
    color: #4d4d4d;
  }
  .case-label .num {
    display: inline-block;
    margin-top: 0.2rem;
    font-size: 2.4375rem;
    font-family: "Hitachi Sans";
  }
  .case-img {
    width: 34.75rem;
    margin-left: auto;
    margin-bottom: -0.25rem;
  }
  .case-text {
    padding: 2.625rem 2.5rem 3.5rem 3.4375rem;
    border-top: 0.125rem solid #cccccc;
  }
  .case-item-ttl {
    font-size: 2.375rem;
    font-weight: bold;
    line-height: 1.31;
    margin-bottom: 1.8125rem;
  }
  .case-desc li {
    font-size: 1.75rem;
    line-height: 1.57;
    position: relative;
    padding-left: 2.8125rem;
    margin-bottom: 2rem;
    margin-right: 1rem;
  }
  .case-desc li:before {
    content: "";
    position: absolute;
    top: 1.25rem;
    left: 0.625rem;
    background: #000;
    width: 1.25rem;
    height: 0.0625rem;
  }
  .case-desc li:last-child {
    margin-bottom: 0;
  }
}
@media screen and (min-width: 768px) {
  .case-bg {
    position: relative;
    background: #f4f4f4;
    padding: 7.5625rem 0 6.25rem;
  }
  .case-bg::before {
    content: "CASE";
    position: absolute;
    top: 2.5rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    font-size: 10.625rem;
    color: #ffffff;
    font-family: "Hitachi Sans";
  }
  .case-inner {
    width: 75rem;
    margin: 0 auto;
  }
  .case-ttl {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: 3.1875rem;
    line-height: 1.8;
  }
  .case-ttl .bold {
    font-size: 2.625rem;
    font-weight: bold;
  }
  .case-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 0.625rem;
  }
  .case-item {
    position: relative;
    background: #fff;
    border-radius: 0.9375rem;
    padding: 0 1.625rem 0 5.1875rem;
    -webkit-box-shadow: 0 0.375rem 1.25rem rgba(180, 179, 179, 0.1);
            box-shadow: 0 0.375rem 1.25rem rgba(180, 179, 179, 0.1);
  }
  .case-label {
    position: absolute;
    left: 2.6875rem;
    top: 3.75rem;
    font-size: 0.875rem;
    -webkit-writing-mode: vertical-rl;
        -ms-writing-mode: tb-rl;
            writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: "Hitachi Sans Light";
    color: #4d4d4d;
  }
  .case-label .num {
    display: inline-block;
    margin-top: 0.2rem;
    font-size: 1.875rem;
    font-family: "Hitachi Sans";
  }
  .case-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    gap: 1.875rem;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  .case-img {
    -ms-flex-negative: 0;
        flex-shrink: 0;
    width: 27.15rem;
    margin-bottom: -0.0625rem;
  }
  .case-text {
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
  }
  .case-item-ttl {
    font-size: 1.875rem;
    font-weight: bold;
    margin-bottom: 1.9rem;
    line-height: 1.4;
    margin-top: 2.75rem;
  }
  .case-item-ttl01 {
    text-indent: -11.2rem;
    padding-left: 11.2rem;
  }
  .case-item-ttl02 {
    text-indent: -15.2rem;
    padding-left: 15.2rem;
  }
  .case-desc {
    margin-right: 4.6rem;
  }
  .case-desc li {
    font-size: 1.125rem;
    line-height: 1.88;
    position: relative;
    padding-left: 1.875rem;
    margin-bottom: 0.75rem;
  }
  .case-desc li:before {
    content: "";
    position: absolute;
    top: 0.9375rem;
    left: 0;
    background: #000;
    width: 0.9375rem;
    height: 0.0625rem;
  }
  .case-desc li:last-child {
    margin-bottom: 0;
  }
}
/*==============================================================================
flow
============================================================================= */
@media screen and (max-width: 767px) {
  .flow-bg {
    background: #f4f4f4;
    padding: 7.3125rem 0 6.8125rem;
  }
  .flow-head {
    font-size: 7.5rem;
    font-family: "Hitachi Sans";
    text-align: center;
    margin-bottom: 1.625rem;
  }
  .flow-ttl {
    font-size: 2.375rem;
    line-height: 1.47;
    text-align: center;
    margin-bottom: 2.3125rem;
    margin-right: -0.9375rem;
  }
  .flow-txt {
    font-size: 1.875rem;
    line-height: 1.66;
    margin-bottom: 2.875rem;
    text-align: center;
  }
  .flow-steps {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    background: url(../images/flow-step_sp.webp) no-repeat top center/cover;
    width: 42.5rem;
    margin: 0 auto;
  }
  .flow-step {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    gap: 0 2.1875rem;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    position: relative;
    padding-top: 1.25rem;
  }
  .flow-step:first-child {
    height: 9.375rem;
  }
  .flow-step:first-child .flow-step-number {
    margin-top: 0.375rem;
  }
  .flow-step:first-child .flow-step-txt {
    margin-top: -2.5rem;
  }
  .flow-step:nth-of-type(2) {
    height: 11.875rem;
  }
  .flow-step:nth-of-type(2) .flow-step-number {
    margin-top: 0.125rem;
  }
  .flow-step:nth-of-type(2) .flow-step-txt {
    margin-top: -2.1875rem;
  }
  .flow-step:nth-of-type(3) {
    height: 9.4375rem;
  }
  .flow-step:nth-of-type(3) .flow-step-number {
    margin-top: -0.3125rem;
  }
  .flow-step:nth-of-type(3) .flow-step-txt {
    margin-top: -3.125rem;
  }
  .flow-step:nth-of-type(4) {
    height: 9.4375rem;
  }
  .flow-step:nth-of-type(4) .flow-step-number {
    margin-top: -0.9375rem;
  }
  .flow-step:nth-of-type(4) .flow-step-txt {
    margin-top: -3.4375rem;
  }
  .flow-step:last-child {
    height: 12rem;
  }
  .flow-step:last-child .flow-step-number {
    margin-top: -1.875rem;
  }
  .flow-step:last-child .flow-step-txt {
    margin-top: -4.375rem;
  }
  .flow-step-number {
    font-size: 1.5rem;
    color: #cc0000;
    font-family: "Hitachi Sans Light";
    font-weight: bold;
    grid-column: 2;
    grid-row: 1;
    margin: 0;
  }
  .flow-step-number .num {
    font-size: 1.875rem;
    font-family: "Hitachi Sans";
  }
  .flow-step-icon {
    grid-column: 1;
    grid-row: 1/3;
    justify-self: center;
    align-self: center;
    width: 8.75rem;
  }
  .flow-step-icon01 {
    width: 4.625rem;
    margin-left: auto;
  }
  .flow-step-icon02 {
    width: 4.5625rem;
    margin-left: auto;
  }
  .flow-step-icon03 {
    width: 4.375rem;
    margin-left: auto;
  }
  .flow-step-icon04 {
    width: 4.6875rem;
    margin-left: auto;
  }
  .flow-step-icon05 {
    width: 4.625rem;
    margin-left: auto;
  }
  .flow-step-txt {
    grid-column: 2;
    grid-row: 2;
    text-align: left;
  }
  .flow-step-txt .txt {
    font-size: 1.875rem;
    font-weight: bold;
    text-align: left;
    line-height: 1.4;
  }
  .flow-step-txt .txt .small {
    display: inline-block;
    font-size: 1.625rem;
    line-height: 1.3;
  }
}
@media screen and (min-width: 768px) {
  .flow-bg {
    background: #f4f4f4;
    padding: 4.125rem 0 3.625rem;
  }
  .flow-inner {
    width: 62.5rem;
    margin: 0 auto;
  }
  .flow-head {
    font-size: 6.875rem;
    font-family: "Hitachi Sans";
    text-align: center;
    margin-bottom: 2.8125rem;
  }
  .flow-ttl {
    font-size: 1.875rem;
    text-align: center;
    margin-bottom: 1.75rem;
  }
  .flow-txt {
    font-size: 1.25rem;
    line-height: 2;
    margin-bottom: 2.25rem;
    text-align: center;
  }
  .flow-steps {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    gap: 0;
  }
  .flow-step {
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    text-align: center;
    padding: 2.6875rem 1.25rem 3.6875rem;
    position: relative;
    background: url(../images/flow-step02.webp) no-repeat top center/contain;
    margin: 0 -1.25rem;
  }
  .flow-step:first-child {
    background: url(../images/flow-step01.webp) no-repeat top center/contain;
    z-index: 5;
  }
  .flow-step:nth-of-type(2) {
    z-index: 4;
  }
  .flow-step:nth-of-type(3) {
    z-index: 3;
  }
  .flow-step:nth-of-type(4) {
    z-index: 2;
  }
  .flow-step:last-child {
    background: url(../images/flow-step03.webp) no-repeat top center/contain;
    z-index: 1;
  }
  .flow-step-number {
    font-size: 0.875rem;
    color: #cc0000;
    font-family: "Hitachi Sans Light";
  }
  .flow-step-number .num {
    font-size: 1.25rem;
    font-family: "Hitachi Sans";
  }
  .flow-step-icon {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    height: 4.75rem;
  }
  .flow-step-icon01 {
    width: 2.8125rem;
  }
  .flow-step-icon02 {
    width: 2.75rem;
  }
  .flow-step-icon03 {
    width: 2.5rem;
  }
  .flow-step-icon04 {
    width: 2.6875rem;
  }
  .flow-step-icon05 {
    width: 2.8125rem;
  }
  .flow-step-txt {
    height: 4.375rem;
    place-content: center;
    text-align: center;
  }
  .flow-step-txt .txt {
    font-size: 1.25rem;
    font-weight: bold;
    text-align: center;
    line-height: 1.5;
  }
  .flow-step-txt .txt .small {
    display: inline-block;
    font-size: 0.9375rem;
    line-height: 1.33;
  }
  .flow-step-txt.small .txt {
    font-size: 1.125rem;
    line-height: 1.55;
  }
}
/*==============================================================================
faq
============================================================================= */
@media screen and (max-width: 767px) {
  .faq-bg {
    background: #f4f4f4;
    padding: 5.6875rem 0 6.875rem;
  }
  .faq-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .faq-head {
    font-size: 6.25rem;
    text-align: center;
    font-family: "Hitachi Sans";
    margin-bottom: 3rem;
  }
  .faq-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 2.6875rem;
  }
  .faq-item {
    background: #fff;
    border-radius: 0.625rem;
    overflow: hidden;
    -webkit-box-shadow: 0 0.25rem 1rem rgba(188, 186, 186, 0.1);
            box-shadow: 0 0.25rem 1rem rgba(188, 186, 186, 0.1);
    width: 41.875rem;
  }
  .faq-item-ttl {
    position: relative;
    padding: 0 3.75rem;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    cursor: pointer;
    font-size: 1.875rem;
    font-weight: bold;
    line-height: 1.33;
    height: 11.6875rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
  }
  .faq-item-ttl .faq-q {
    font-size: 1.875rem;
    margin-right: 0.9375rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    font-family: "Hitachi Sans";
    font-weight: normal;
  }
  .faq-item-ttl .arrow {
    position: relative;
    width: 1.25rem;
    height: 1.25rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    margin-left: auto;
  }
  .faq-item-ttl .arrow::before, .faq-item-ttl .arrow::after {
    content: "";
    position: absolute;
    background: #000;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
  }
  .faq-item-ttl .arrow::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 0.25rem;
    -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .faq-item-ttl .arrow::after {
    top: 0;
    left: 50%;
    width: 0.25rem;
    height: 100%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
  }
  .faq-item-ttl.open .arrow::after {
    opacity: 0;
    -webkit-transform: translateX(-50%) scale(0);
            transform: translateX(-50%) scale(0);
  }
  .faq-item-ttl.diff {
    height: 9.1875rem;
  }
  .faq-item-answer {
    padding: 0 5rem 3.75rem 3.75rem;
    font-size: 1.125rem;
    line-height: 1.6;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  .faq-item-answer .faq-a {
    font-size: 1.875rem;
    margin-right: 0.9375rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    font-family: "Hitachi Sans";
  }
  .faq-item-answer .faq-a-txt {
    font-size: 1.75rem;
    display: inline-block;
    text-indent: 0.375rem;
  }
}
@media screen and (min-width: 768px) {
  .faq-bg {
    background: #f4f4f4;
    padding: 5.25rem 0 5.625rem;
  }
  .faq-inner {
    width: 62.5rem;
    margin: 0 auto;
  }
  .faq-head {
    font-size: 5.625rem;
    text-align: center;
    font-family: "Hitachi Sans";
    margin-bottom: 1.8125rem;
  }
  .faq-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    gap: 1.25rem;
  }
  .faq-item {
    background: #fff;
    border-radius: 0.625rem;
    overflow: hidden;
    -webkit-box-shadow: 0 0.25rem 1rem rgba(188, 186, 186, 0.1);
            box-shadow: 0 0.25rem 1rem rgba(188, 186, 186, 0.1);
    width: 30.625rem;
  }
  .faq-item-ttl {
    position: relative;
    padding: 0 1.25rem;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    cursor: pointer;
    font-size: 1.25rem;
    font-weight: bold;
    line-height: 1.5;
    height: 6.25rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
  }
  .faq-item-ttl .faq-q {
    font-size: 1.25rem;
    margin-right: 1.25rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    font-family: "Hitachi Sans";
    font-weight: normal;
  }
  .faq-item-ttl .arrow {
    position: relative;
    width: 1rem;
    height: 1rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    margin-left: auto;
  }
  .faq-item-ttl .arrow::before, .faq-item-ttl .arrow::after {
    content: "";
    position: absolute;
    background: #000;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
  }
  .faq-item-ttl .arrow::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 0.125rem;
    -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .faq-item-ttl .arrow::after {
    top: 0;
    left: 50%;
    width: 0.125rem;
    height: 100%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
  }
  .faq-item-ttl.open .arrow::after {
    opacity: 0;
    -webkit-transform: translateX(-50%) scale(0);
            transform: translateX(-50%) scale(0);
  }
  .faq-item-answer {
    padding: 0 1.25rem 2rem;
    font-size: 1.125rem;
    line-height: 2;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
  .faq-item-answer .faq-a {
    font-size: 1.25rem;
    margin-right: 1.25rem;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    font-family: "Hitachi Sans";
  }
  .faq-item-answer .faq-a-txt {
    display: inline-block;
    text-indent: 0.375rem;
  }
}
/*==============================================================================
tips
============================================================================= */
@media screen and (max-width: 767px) {
  .tips-bg {
    background: url(../images/tips-bg_sp.webp) no-repeat center center/cover;
    padding: 6.375rem 0 5.875rem;
    margin-bottom: -0.1875rem;
  }
  .tips-inner {
    width: 41.875rem;
    margin: 0 auto;
  }
  .tips-ttl {
    font-size: 2.5rem;
    font-weight: bold;
    color: #fff;
    text-align: center;
    margin-bottom: 3.4375rem;
  }
  .tips-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 2.25rem;
  }
  .tips-card {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    gap: 1.5625rem;
  }
  .tips-card-img {
    width: 15.625rem;
  }
  .tips-card-txt {
    font-size: 1.75rem;
    letter-spacing: 0.02em;
    line-height: 1.42;
    color: #fff;
    width: 25rem;
    margin-right: -0.3125rem;
  }
}
@media screen and (min-width: 768px) {
  .tips-bg {
    background: url(../images/tips-bg.webp) no-repeat center center/cover;
    padding: 4.875rem 0 4.6875rem;
    margin-bottom: -0.125rem;
  }
  .tips-inner {
    width: 62.5rem;
    margin: 0 auto;
  }
  .tips-ttl {
    font-size: 1.875rem;
    font-weight: bold;
    color: #fff;
    text-align: center;
    margin-bottom: 2.625rem;
  }
  .tips-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.875rem;
  }
  .tips-card-txt {
    font-size: 1.125rem;
    letter-spacing: 0.04em;
    line-height: 1.66;
    color: #fff;
    text-align: center;
    margin-top: 1.4375rem;
  }
}
/*==============================================================================
company
============================================================================= */
@media screen and (max-width: 767px) {
  .company-bg {
    background: #4d4d4d;
    padding: 6.25rem 0 4.1875rem;
  }
  .company-inner {
    width: 41.875rem;
    margin: 0 auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
        -ms-flex-direction: column-reverse;
            flex-direction: column-reverse;
  }
  .company-head {
    font-size: 6.25rem;
    color: #636363;
    text-align: center;
    font-family: "Hitachi Sans";
    margin-bottom: 3.25rem;
  }
  .company-img {
    margin: 0 auto 3rem;
    width: 41.875rem;
  }
  .company-row {
    display: grid;
    grid-template-columns: 8.75rem 1fr;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    margin-bottom: 2.1875rem;
  }
  .company-row dt {
    font-size: 1.75rem;
    font-weight: bold;
    color: #fff;
    line-height: 1.35;
  }
  .company-row dd {
    font-size: 1.625rem;
    line-height: 1.46;
    color: #fff;
  }
  .company-row dd .company-txt {
    display: inline-block;
    text-indent: -1rem;
    padding-left: 1rem;
    margin-bottom: 0.3125rem;
  }
  .company-row.company-name dt {
    margin-top: 0.3125rem;
  }
  .company-row.company-name dd {
    font-size: 1.875rem;
  }
  .company-row.diff {
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
}
@media screen and (min-width: 768px) {
  .company-bg {
    background: #4d4d4d;
    padding: 3.6875rem 0 4.5rem;
  }
  .company-inner {
    position: relative;
    width: 62.5rem;
    margin: 0 auto;
  }
  .company-head {
    font-size: 5.625rem;
    color: #636363;
    text-align: center;
    font-family: "Hitachi Sans";
    margin-bottom: 2.5625rem;
  }
  .company-img {
    position: absolute;
    top: 0.5rem;
    right: -31.25rem;
    width: 53.125rem;
  }
  .company-row {
    display: grid;
    grid-template-columns: 7.5rem 1fr;
    gap: 1.875rem 0;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    margin-bottom: 1.375rem;
  }
  .company-row dt {
    font-size: 1rem;
    font-weight: bold;
    color: #fff;
    margin-top: 0.3125rem;
  }
  .company-row dd {
    font-size: 0.875rem;
    line-height: 1.85;
    color: #fff;
  }
  .company-row.company-name dt {
    margin-top: 0.5625rem;
  }
  .company-row.company-name dd {
    font-size: 1.125rem;
  }
  .company-row.diff {
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
}
/*==============================================================================
Footer
============================================================================= */
@media screen and (max-width: 767px) {
  .footer-bg {
    background: #fff;
    padding: 4.1875rem 0;
  }
  .footer-copy {
    font-size: 1.5rem;
    text-align: center;
    color: #4d4d4d;
  }
}
@media screen and (min-width: 768px) {
  .footer-bg {
    background: #fff;
    padding: 2.6875rem 0;
  }
  .footer-copy {
    font-size: 0.875rem;
    letter-spacing: 0.06em;
    text-align: center;
    color: #4d4d4d;
  }
}