/* --- CSS Variables --- */
:root {
  --primary-bg-color: #e9f5ff;
  --heading-text-color: #39628e;
  --heading-reverse-color: #12355a;
  --button-bg-color: #e60012;
  --body-text-color: #333333;
  --border-color: #d9d9d9;
  --reverse-color: #fff;
  --section-bg-color: #E9F5FF;
  --font-family-hiragino: 'Hiragino Sans', sans-serif;
  --blue-pale: #EAF4FD;
  --blue-cta: #1F67AE;
  --red-primary: #E11D2E;
  --muted: #556070;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(0,0,0,.08);
  --maxw: 1040px;
}

/* --- Global Styles & Resets --- */
* {
  box-sizing: border-box;
}
body {
  overflow-y: auto;
  margin: 0;
  padding: 0;
  font-family: var(--font-family-hiragino);
  line-height: 1.6;
  color: var(--body-text-color);
}
figure {
  margin: 0;
}
.-pc {display:block;}
.-sp {display:none;}
.-lazy-content {
	opacity: 0;
	transform: translateY(50px);
	transition: opacity 0.5s 0.3s linear, transform 1s;
}
.-lazy-done {
	opacity: 1;
	transform: translateY(0);
}
.c-lead {
  color: var(--muted);
  line-height:1.9;
  font-size: clamp(15px,1.7vw,17px);
  margin-bottom: 30px;
}
.c-lead:last-child {
  margin-bottom: 0;
}
.c-text {
  margin-bottom: 1rem;
}
.c-text--h1 {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 520px;
  height: 60px;
  font-size: 24px;
  font-weight: 600;
  color: var(--reverse-color);
  border-radius: 50px;
  background: var(--heading-text-color);
  margin: 0 auto;
}
.c-text--h2 {
  font-size: 32px;
  font-weight: 600;
  color: var(--heading-text-color);
  text-align: center;
  margin-bottom: 15px;
  clip-path: inset(0 100% 0 0);
  transition: 1.4s cubic-bezier(0.37, 0, 0.63, 1);
  transition-property: clip-path;
}
.-lazy-done .c-text--h2 {
  clip-path: inset(0);
}
.c-text--h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}
.c-text--h4 {
  position: relative;
  font-size: 18px;
  font-weight: bold;
  color: var(--body-text-color);
  letter-spacing: 0.06em;
  padding-bottom: 10px;
  margin-bottom: 10px;
}
.c-text--h4::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 0;
  left: 50%;
  height: 1px;
  width: 0;
  transform: translateX(-50%);
  transition: 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  background: var(--border-color);
}
.-active .c-text--h4::after {
  width: 100%;
}
.c-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  text-align: center;
  transition: 0.3s ease;
}
.c-button--primary {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  width: 470px;
  height: 70px;
  background-color: var(--button-bg-color);
  color: var(--reverse-color) !important;
  font-size: 24px;
  border: none;
  margin: 0 auto;
  padding-left: 10px;
  transition: all .3s;
}
.c-button--primary::before {
  background-color: #fff;
  content: "";
  display: block;
  position: absolute;
  top: -36px;
  left: 0;
  width: 23px;
  height: 100%;
  opacity: 0;
  transition: cubic-bezier(0.32, 0, 0.67, 0);
}
.c-button--primary:hover {
  color: var(--reverse-color);
  text-decoration:none;
}
.c-button--primary:hover::before {
  animation: kiran 0.5s linear;
}
.c-button--primary::after {
  content: "";
	display: inline-block;
	position: absolute;
	top: 28px;
	right: 60px;
	width: 10px;
	height: 10px;
	border-top: 1px solid var(--reverse-color);
	border-right: 1px solid var(--reverse-color);
	margin-bottom: 1px;
	transform: rotate(45deg);
	transition: all .3s;
}
.c-button--primary:hover::after {
  right: 50px;
}
.c-figure {
  display: flex;
  flex-flow: column;
  align-items: center;
  gap: 30px;
  justify-content: center;
  margin-bottom: 30px;
}
.-lazy-done .c-figure {
  animation: slideIn 1s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}
.c-figure:last-child {
  margin-bottom: 0;
}
.c-figure .c-figure__txt {
  font-size: 16px;
  text-align: center;
}
.c-figure__image img {
  width:100%;
  height:auto;
  display:block;
}
.c-point {
  font-size: 16px;
  line-height: 2.5;
  background: var(--section-bg-color);
  border-radius: 10px;
  padding: 20px 16px;
  margin-block: 30px;
}
.c-point li {
  text-indent: -1em;
  padding-left: 1em;
}
.c-table {
  margin-block: 16px;
}
.c-table table {
  width: 100%;
  border: 1px solid var(--border-color);
  border-collapse: collapse;
}
.c-table thead th {
  font-size: 18px;
  font-weight: bold;
  background: var(--section-bg-color);
  text-align: center;
  padding: 18px 10px;
}
.c-table tbody th,
.c-table tbody td {
  font-size: 16px;
  border: 1px solid var(--border-color);
  background: var(--reverse-color);
  padding: 12px 10px;
}
.c-table tbody th {
  width: 153px;
  text-align: left;
}
.slick-slider {
  overflow:hidden;
}
.slick-slider .slick-track {
  display:flex;
  gap:16px;
}
.slick-slider .slick-slide {
  min-width: 340px;
  flex: 0 0 auto;
}
.c-accordion {
  max-width: 980px;
  margin: 0 auto;
}
.c-accordion > h3 {
  font-size: 18px;
  margin: 0 0 8px;
  background: var(--heading-text-color);
  color:var(--reverse-color);
  padding: 11px 32px 10px;
  border-radius: 8px;
  position: relative;
  cursor: pointer;
  transition: 0.3s ease;
}
.c-accordion > h3:hover {
  background: var(--heading-reverse-color);
}
.c-accordion > h3:last-child {
  margin-bottom: 0;
}
.c-accordion > h3::after {
  content:"";
  position:absolute;
  right:25px;
  top: calc(50% - 4px);
  width: 10px;
  height: 10px;
  border-right: 1px solid var(--reverse-color);
  border-bottom: 1px solid var(--reverse-color);
  transform: translateY(-50%) rotate(var(--acc-rot, 45deg));
  transition: transform .18s ease;
  opacity: .95;
}
.c-accordion > h3[aria-expanded="true"]::after {
  top: calc(50% - -2px);
}
.c-accordion__item {
  display:none;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height .32s ease, opacity .24s ease;
  will-change: max-height, opacity;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--reverse-color);
  padding: 18px 32px;
}
.c-accordion__item.-active {
  opacity: 1;
}
.c-accordion__item.-active {
  display:block;
}
.c-content__cta {
  text-align:center;
  margin-top: 50px;
}
.c-content__cta p {
  font-size: 18px;
}
.p-reasons-grid {
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media screen and (max-width: 768px) {
  .-pc {
    display:none;
  }
  .-sp {
    display:block;
  }
  .c-lead {
    margin-bottom: 20px;
  }
  .c-text--h1 {
    width: calc(100% - 32px);
        height: 50px;
    font-size: 18px;
    margin: 0 16px;
  }
  .c-text--h2 {
    font-size: 24px;
  }
  .c-text--h3 {
    font-size: 22px;
  }
  .c-button {
    border-radius: 5px;
    padding: 10px;
  }
  .c-content__cta {
    margin-top: 16px;
  }
  .c-button--primary {
    width: 100%;
    height: 40px;
    font-size: 16px;
  }
  .c-button--primary::after {
    position: static;
    width: 7px;
    height: 7px;
    margin: 0 0 3px 10px;
  }
  .c-figure {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 20px;
  }
  .c-accordion > h3 {
    font-size: 16px;
    padding: 8px 40px 7px 15px;
  }
  .c-accordion > h3::after {
    right: 15px;
    width: 8px;
    height: 8px;
  }
  .c-accordion__item {
    padding: 10px 0;
  }
  .c-content__cta p {
    font-size: 16px;
  }
  .c-table thead th {
    font-size: 16px;
  }
  .c-table tbody th,
  .c-table tbody td {
    padding: 10px 8px;
    font-size: 14px;
  }
  .c-table tbody th {
    width: 105px;
  }
  .c-point {
    line-height: 1.9;
    padding: 16px;
  }
  .c-point li {
    margin-bottom: 20px;
  }
  .c-point li:last-child {
    margin-bottom: 0;
  }
  .slick-slider .slick-slide {
    min-width:80%;
  }
  .p-reasons-grid {
    grid-template-columns: 1fr;
  }
}

@media screen and (min-width: 465px) {
  .c-accordion > h3 .-sp {
    display: none;
  }
}

@media (max-width: 374px) {
  .c-text--h1 {
    height: 40px;
    font-size: 16px;
  }
  #problem-section .c-title {
    font-size: 18px;
  }
  #reasons-section .c-text--h3 {
    font-size: 17px;
    padding: 0 5px;
  }
}

/* --- Layout --- */
.l-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 16px;
}

@media (max-width: 768px) {
  .l-container {
    padding: 32px 16px;
  }  
}

/* --- Header --- */
.l-header {
  background-color: var(--reverse-color);
  padding: 27px 24px;
}
.l-header .l-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
}
#header .l-container .c-button--primary {
  width: 300px;
  height: 50px;
  color: var(--reverse-color);
  font-size: 18px;
  margin: 0;
}
#header .l-container .c-button--primary::before {
  top: -24px;
  width: 15px;
}
#header .l-container .c-button--primary::after {
  top: 19px;
  right: 25px;
  width: 8px;
  height: 8px;
}
#header .l-container .c-button--primary:hover::after {
  right: 15px;
}

@media (max-width: 768px) {
  .l-header {
    justify-content: space-between;
    padding: 10px;
  }
  .l-header .l-header__logo {
    width: 100px;
  }
  .l-header .l-header__logo img {
    width: 100%;
    height: auto;
  }
  #header .l-container .c-button--primary {
    width: 237px;
    height: 35px;
    font-size: 14px;
    font-weight: normal;
    padding-left: 0;
  }
  #header .l-container .c-button--primary::after {
    top: 13px;
    right: 13px;
    width: 6px;
    height: 6px;
  }
  #header .l-container .c-button--primary:hover::after {
    right: 13px;
  }
}

@media (max-width: 374px) {
  #header .l-container .c-button--primary {
    width: 220px;
  }
}

/* --- Hero Section --- */
#hero-section {
  padding-top: 40px;
  margin-top: 0;
}
#hero-section .p-hero {
  position: relative;
  text-align: left;
  color: var(--heading-text-color);
}
#hero-section .p-hero .l-container { padding: 48px 0; }
#hero-section .p-hero__content { text-align:center; margin: 40px auto 0; }
#hero-section .c-figure {
  animation: none;
}

/* --- Problem Section --- */
#problem-section {
  background: var(--section-bg-color);
}
#problem-section .l-container {
  text-align: center;
}
#problem-section .c-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--body-text-color);
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
#problem-section .p-problem__item {
  display: flex;
  justify-content: flex-start;
  gap: 32px;
  max-width: 1000px;
  margin-top: 50px;
}
#problem-section .p-problem__img {
  flex: 0 0 220px;
  width: 220px;
}
#problem-section.-lazy-done .p-problem__img {
  animation: slideIn 1s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}
#problem-section .p-problem__txt {
  display: flex;
  flex-flow: column;
  align-items: flex-start;
  text-align: left;
}
#problem-section .p-problem__txt .c-text--h3 {
  color: var(--body-text-color);
  font-size: 24px;
  font-weight: 600;
  background: var(--reverse-color);
  padding: 6px 25px 4px;
  margin-bottom: 20px;
}
#problem-section .p-problem__txt .c-lead b {
  color: var(--button-bg-color);
}
#problem-section .c-text--highlight {
  font-size: 16px;
  font-weight: 300;
  color: var(--body-text-color);
  letter-spacing: 0.06em;
  line-height: 1.8;
  margin-top: 2rem;
}

/* --- Points Section --- */
#points-section .l-container {
  padding-top: 0;
}

/* --- Attention Section --- */
#attention-section .l-container {
  padding-top: 0;
}

/* --- Utilization Section --- */
#utilization-section .l-container {
  padding-top: 0;
}

/* --- Case Section --- */
#case-section .l-container {
  max-width: 100%;
  padding: 0 0 60px;
}

#case-section .p-case .slick-slider {
  width: 100%;
}
#case-section .p-case .p-case-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 900px !important;
  height: 338px;
  border-radius: 10px;
  background: var(--section-bg-color);
  padding: 32px 62px 32px 32px;
  margin: 0 12px;
}
#case-section .p-case .p-case-item__content {
  order: 1;
  overflow: visible;
  position: relative;
  width: 538px;
  height: 225px;
  border-radius: 5px;
  background: var(--reverse-color);
  padding: 25px;
}
#case-section .p-case-item__content::after{
  content: "";
  position: absolute;
  top: 80%;
  right: 0;
  border-style: solid;
  border-width: 12px 0 12px 35px;
  border-color: transparent transparent transparent var(--reverse-color);
  translate: 100% -50%;
  transform: skew(0, -20deg);
  transform-origin: left;
}
#case-section .p-case .p-case-item__content .c-lead {
  line-height: 1.7;
}
#case-section .p-case .p-case-item__content b {
  color: var(--button-bg-color);
}
#case-section .p-case .p-case-figure {
  display: flex;
  flex-flow: column;
  align-items: center;
  gap: 15px;
  order: 2;
  width: 220px;
}
#case-section .p-case .p-case-figure .p-case-figure__txt {
  text-align: center;
}
#case-section .p-case .slick-dots {
  margin-top: 30px;
}
#case-section .p-case .slick-dots li button {
  width: 13px;
  height: 13px;
  border-radius: 25px;
  background: var(--border-color);
}
#case-section .p-case .slick-dots li.slick-active button {
  background: var(--heading-text-color);
}
#case-section .p-case .slide-arrow {
  position: absolute;
  top: calc(50% - 36px);
  z-index: 1;
  width: 36px;
  height: 36px;
  border-radius: 25px;
  background: #7491B0;
  transition: 0.3s ease;
  cursor: pointer;
  opacity: 1;
}
#case-section .p-case .slide-arrow:hover {
  background: var(--heading-reverse-color);
}
#case-section .p-case .prev-arrow {
  left: calc(50% - 450px - 15px);
}
#case-section .p-case .next-arrow {
  left: calc(50% + 450px - 20px);
}
#case-section .p-case .prev-arrow::after,
#case-section .p-case .next-arrow::after {
  content: "";
  display: block;
  position: absolute;
  top: 12px;
	width: 10px;
	height: 10px;
	border-top: 1px solid var(--reverse-color);
  border-right: 1px solid var(--reverse-color);
}
#case-section .p-case .prev-arrow::after {
  left: 15px;
  right: 0px;
	-webkit-transform: rotate(-135deg);
	transform: rotate(-135deg);
}
#case-section .p-case .next-arrow::after {
  right: 15px;
  -webkit-transform: rotate(45deg);
	transform: rotate(45deg);
}

@media (max-width: 900px){
  #case-section .prev-arrow { left: 0; }
  #case-section .next-arrow { right: 0; left: auto; }
}

/* --- Reasons Section --- */
#reasons-section {
  background: var(--section-bg-color);
}
#reasons-section .c-lead {
  text-align: center;
  margin-bottom: 30px;
  padding-top: 15px;
}
#reasons-section .p-reason__item {
  text-align: center;
}
#reasons-section .p-reason__item .c-text--h3 {
  display: inline;
  line-height: 1.8;
  background: var(--reverse-color);
  padding: 0 15px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
#reasons-section .p-reason__item .c-lead {
  min-height: 130px;
  margin-bottom: 0;
}
#reasons-section .p-reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-top: 3rem;
}

@media (max-width: 800px) {
  #reasons-section .p-reasons-grid {
    gap: 20px;
  }
  #reasons-section .p-reason__item .c-text--h3 {
    font-size: 20px;
  }
}

/* --- Banner Section --- */
#banner-section {
  text-align: center;
  font-weight: normal;
}
#banner-section .c-text--h2 {
  color: var(--body-text-color);
  font-size: 24px;
  font-weight: normal;
}
#banner-section .c-text--h2 span {
  color: var(--button-bg-color);
}
#banner-section .c-text--h2 b {
  font-size: 48px;
  text-align: center;
}
#banner-section .c-text--h2 em {
  font-size: 32px;
  font-style: normal;
  font-weight: bold;
}
#banner-section .p-banner {
  display: flex;
  flex-flow: column;
}
#banner-section .p-banner__note {
  font-size: 14px;
}
#banner-section .c-content__cta {
  margin-bottom: 50px;
}
#banner-section .p-banner__image {
  position: relative;
  overflow: hidden;
  margin: 0 auto;
}
#banner-section .p-banner__image::before {
  background-color: #fff;
  content: "";
  display: block;
  position: absolute;
  top: -36px;
  left: 0;
  width: 23px;
  height: 100%;
  opacity: 0;
  transition: cubic-bezier(0.32, 0, 0.67, 0);
}
#banner-section .p-banner__image:hover::before {
  animation: kiran 0.5s linear;
}

/* --- Responsive Styles --- */
@media (max-width: 768px) {
  #hero-section {
    padding-top: 24px;
  }
  #hero-section .p-hero__content {
    margin-top: 30px;
  }
  #problem-section .c-title {
    font-size: 20px;
  }
  #problem-section .p-problem__item {
    flex-flow: column;
    align-items: center;
    margin-top: 25px;
  }
  #problem-section .p-problem__img {
    flex: 0 0 235px;
    width: 235px;
    margin: 20px auto;
  }
  #problem-section .p-problem__txt {
    display: block;
    text-align: center;
  }
  #problem-section .p-problem__txt .c-text--h3 {
    display: inline;
    line-height: 1.8;
    background: var(--reverse-color);
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
    font-size: 20px;
    text-align: center;
    padding: 0 15px;
  }
  #problem-section .c-lead {
    text-align: left;
  }
  #problem-section .c-title + .c-lead {
    text-align: center;
  }
  #utilization-section .c-table tbody th {
    width: 74px;
  }
  #case-section .l-container {
    padding-bottom: 32px;
  }
  #case-section .c-text--h2 {
    margin-right: 16px;
    margin-left: 16px;
  }
  #case-section .p-case .slick-slider {
    --arrow-gap: 8px;
    --half-card: calc(min(343px, 100vw) / 2);
  }
  #case-section .p-case .p-case-item {
    display: block;
    width: 343px !important;
    min-width: auto;
    height: 520px;
    height: auto;
    padding: 20px 16px;
    margin: 0 8px;
  }
  #case-section .p-case .p-case-figure {
    width: auto;
    margin: 0 auto 16px;
    padding: 0 16px;
  }
  #case-section .p-case .p-case-figure img {
    width: 158px;
    height: 158px;
  }
  #case-section .p-case .p-case-item__content {
    width: 100%;
    height: auto;
    min-height: 261.5px;
    padding: 16px;
  }
  #case-section .p-case-item__content::after {
    content: "";
    position: absolute;
    top: 0;
    right: inherit;
    left: 80%;
    border-style: solid;
    border-width: 0 14px 32px 14px;
    border-color: transparent transparent var(--reverse-color);
    translate: -50% -100%;
    transform: skew(30deg);
    transform-origin: bottom;
  }
  #case-section .p-case .slide-arrow {
    transform: translateY(-50%);
    left: auto;
    right: auto;
    top: calc(50% - 18px);
    width: 18px;
    height: 18px;
  }
  #case-section .p-case .slide-arrow::after {
    top: 6px;
    width: 5px;
    height: 5px;
  }
  #case-section .p-case .prev-arrow {
    left: calc(50% - var(--half-card) - var(--arrow-gap));
  }
  #case-section .p-case .prev-arrow::after {
    left: 7px;
  }
  #case-section .p-case .next-arrow {
    left: calc((50% - 18px) + var(--half-card) + var(--arrow-gap));
  }
  #case-section .p-case .next-arrow::after {
    right: 7px;
  }
  #case-section .p-case .slick-dots {
    margin-top: 24px;
  }
  #case-section .p-case .slick-dots li button {
    width: 12px;
    height: 12px;
  }
  #case-section .c-content__cta {
    padding: 24px 16px 0;
  }
  #reasons-section .p-reason__item .c-text--h3 {
    font-size: 20px;
    padding: 0 10px;
  }
  #reasons-section .p-reason__item .c-lead {
    min-height: auto;
    margin-bottom: 20px;
  }
  #banner-section .c-text--h2 {
    font-size: 18px;
  }
  #banner-section .c-text--h2 b {
    font-size: 36px;
  }
  #banner-section .c-text--h2 em {
    font-size: 24px;
  }
  #banner-section .p-banner {
    gap: 20px;
  }
  #banner-section .p-banner__note {
    font-size: 12px;
  }
  #banner-section .c-content__cta {
    margin-bottom: 16px;
  }
}

@media (max-width: 374px) {
  #problem-section .c-title {
    font-size: 18px;
  }
  #reasons-section .c-text--h3 {
    font-size: 17px;
    padding: 0 5px;
  }
}

/* --- Animetion Styles --- */
@keyframes kiran {
  0% {
    transform: scale(2) rotate(45deg);
    opacity: 0;
  }
  20% {
    transform: scale(20) rotate(45deg);
    opacity: 0.6;
  }
  40% {
    transform: scale(30) rotate(45deg);
    opacity: 0.4;
  }
  80% {
    transform: scale(45) rotate(45deg);
    opacity: 0.2;
  }
  100% {
    transform: scale(50) rotate(45deg);
    opacity: 0;
  }
}

@keyframes slideIn {
  0% {
    transform: translateY(180px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
  }
  40%,100% {
    opacity: 1;
  }
}