/* ===========================
   Custom Property
=========================== */

:root {
  --4px: 0.25rem;
  --8px: 0.5rem;
  --11px: 0.6875rem;
  --12px: 0.75rem;
  --14px: 0.875rem;
  --16px: 1rem;
  --18px: 1.125rem;
  --20px: 1.25rem;
  --21px: 1.3125rem;
  --24px: 1.5rem;
  --28px: 1.75rem;
  --32px: 2rem;
  --36px: 2.25rem;
  --44px: 2.75rem;
  --48px: 3rem;
  --64px: 4rem;
  --80px: 5rem;
  --96px: 6rem;
  --128px: 8rem;
  --160px: 10rem;
  --240px: 15rem;
  --320px: 20rem;


  /* Stack and Cluster */
  --stack-space: 1em;
  --cluster-space: 1em;

  /* Typo */
  --f-family-sans: 'Montserrat', sans-serif;
  --f-family-serif: 'Merriweather', serif;

  --f-size-xs: clamp(0.75rem, 0.729rem + 0.1vw, 0.813rem);
  --f-size-sm: clamp(0.875rem, 0.854rem + 0.1vw, 0.938rem);
  --f-size-md: clamp(0.938rem, 0.917rem + 0.1vw, 1rem);
  --f-size-lg: clamp(1.125rem, 1.083rem + 0.21vw, 1.25rem);
  --f-size-xl: clamp(1.375rem, 1.333rem + 0.21vw, 1.5rem);
  --f-size-2xl: clamp(1.75rem, 1.667rem + 0.42vw, 2rem);
  --f-size-3xl: clamp(2.25rem, 2.167rem + 0.42vw, 2.5rem);
  --f-size-4xl: clamp(2.75rem, 2.667rem + 0.42vw, 3rem);
  --f-size-5xl: clamp(3.25rem, 3.167rem + 0.42vw, 3.5rem);
  --f-size-6xl: clamp(3.75rem, 3.667rem + 0.42vw, 4rem);
  --f-size-7xl: clamp(4.25rem, 4.167rem + 0.42vw, 4.5rem);
  --f-size-8xl: clamp(4.75rem, 4.667rem + 0.42vw, 5rem);

  --f-weight-normal: 400; /* serif */
  --f-weight-semibold: 500;
  --f-weight-bold: 600;
  --f-weight-black: 700;
  --f-weight-extrabold: 800;

  --lineheight-xl: 3;
  --lineheight-lg: 2;
  --lineheight-md: 1.65;
  --lineheight-sm: 1.5;
  --lineheight-xs: 1.25;
  --lineheight-xxs: 1;
  --lineheight-none: 0;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
}

/* ===========================
   End Custom Property
=========================== */


.loader {
    border: 2px solid #ffffff;
    border-top: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    width: 14px;
    height: 14px;
    display: inline-block;
    animation: spin 0.6s linear infinite;
}
@keyframes spin {
    100% { transform: rotate(360deg); }
}
.text-red {
    color: #f7382b;
}
.grecaptcha-badge {

}
.grecaptcha-stopped {
    position: absolute !important;
}
.inner {

}
.pc {
display: inline-block;
}
.sp {
display: none;
}
@media (max-width: 768px){
  .pc {
  display: none;
  }
  .sp {
  display: inline-block;
  }
}

/* ===========================
   Privacy Policy Page
=========================== */
#policy nav ul li a, #sitemap nav ul li a  {
  color: #333333;
}
.sub-header {
  background: #F5F8FA;
  padding: 160px 20px 50px;
  text-align: center;
  border-bottom: 1px solid #E5E8EB;
}

.sub-header h1 {
 /* font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.03em;*/
}

/* メインセクション */
.inner {
  max-width: 1000px;
  margin: 60px auto;
  padding: 0 20px;
  line-height: 1.8;
  color: #333;
}

.policy h2, .sitemap h2 {
    font-size: 23px;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
}

/*.privacy-policy h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(45deg, #0575b7, #9fd4f0);
    border-radius: 2px;
}*/

.policy h3 {
    font-size: 19px;
    margin-top: 40px;
    margin-bottom: 10px;
    font-weight: 500;
    color: #0c5395;
    padding-left: 14px;
    position: relative;
}

.policy h3::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 4px;
    height: 18px;
    background: #0c5395;
    border-radius: 2px;
}


.privacy-policy p , .privacy-policy .pb-15{
  margin-bottom: 15px;
}


.privacy-policy ul {
  /*padding-left: 10px;*/
 /* padding-bottom: 20px;*/
}
.en .privacy-policy ul {
  padding-left: 0px;
}

.privacy-policy ul li {
  margin-bottom: 8px;
  line-height: 1.6;
}
.privacy-policy ul li span {
    flex-shrink: 0;
}

/* リンク */
.privacy-policy a {
  color: #0c5395;
  text-decoration: underline;
}
@media (max-width: 1024px) and (min-width: 767px) {
    .sub-header {
        padding: 100px 20px 60px;
    }
}
@media (max-width: 768px) {
  .sub-header {
    padding: 70px 15px 20px;
  }

  .privacy-policy {
    margin: 40px auto;
    padding: 0 15px;
  }

  .privacy-policy h2 {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .privacy-policy h3 {
    font-size: 18px;
  }
}
/*sitemap*/
.sitemap-list li{
  line-height: 1.7;
  padding-bottom: 30px;
}
@media (max-width:768px) {
  .sitemap-list li{
  line-height: 1.7;
  padding-bottom: 20px;
  }
}
.sitemap-list li a {
  position: relative;
}
.sitemap-list li a::after {
  border-color: transparent transparent transparent rgba(136, 183, 213, 0);
  border-width: medium;
  border-bottom: 5px solid rgba(136, 183, 213, 0);
  border-left: 7px solid var(--color-blueBrand);
  border-right: 0 solid rgba(136, 183, 213, 0);
  border-top: 5px solid rgba(136, 183, 213, 0);
  content: "";
  height: 0;
  margin-top: -3px;
  pointer-events: none;
  position: absolute;
  top: 50%;
  width: 0;
  left: 0;
}
.sitemap-list li a {
  padding-left: 10px;
  text-decoration: underline;
}
.min-h-screen {
   min-height: 50vh;
}

/* ===========================
  Case Study page
=========================== */


.page-content {
    padding-top: var(--32px);
    padding-bottom: var(--32px);
}

@media (min-width: 768px) {
    .page-content {
        padding-top: var(--48px);
        padding-bottom: var(--48px);
    }
}

@media (min-width: 1024px) {
    .page-content {
        padding-top: var(--64px);
        padding-bottom: var(--64px);
    }
}

.cs-container {
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.cs-container > * + * {
    margin-top: 6rem; /* space-y-24 equivalent */
}

.cs-hero {
  padding-top: 120px;
  padding-bottom: var(--24px);
  padding-inline: var(--24px);
  margin-bottom: var(--48px);
}

@media (min-width: 768px) {
    .cs-hero {
        padding-top: 150px;
        padding-bottom: var(--32px);
    }
}

@media (min-width: 1024px) {
    .cs-hero {
        padding-bottom: var(--48px);
        margin-bottom: var(--64px);
    }
}

.cs-hero__inner {
  display: grid;
  grid-template-rows: max-content 1fr;
  justify-items: start;
  width: fit-content;
  margin-inline: auto;
}

.cs-hero__badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
    background-color: var(--color-blueBrand, #0c5395);
    margin-bottom: 1.5rem;
}

.cs-hero__title {
    display: grid;
    grid-template-rows: max-content 1fr;
    justify-items: start;
    width: fit-content;
    margin-inline: auto;
    font-size: var(--32px);
    line-height: var(--lineheight-sm);
}

@media (min-width: 768px) {
    .cs-hero__title {
        font-size: var(--48px);
    }
}

.cs-hero__title-main {
    display: block;
    font-size: var(--24px);
}

@media (min-width: 1024px) {
    .cs-hero__title-main {
        font-size: var(--32px);
    }
}

.cs-btn-cta-yellow {
    background-color: #ffb100;
    color: #fff;
}

.cs-btn-cta-yellow:hover {
    background-color: #e09b00;
}

.cs-section-title {
    position: relative;
    text-align: center;
    color: var(--color-blueBrand, #0c5395);
    font-size: 1.5rem; /* text-2xl */
    padding-top: 1.5rem; /* py-6 */
    padding-bottom: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem; /* mb-4 for gap before line */
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

@media (min-width: 768px) {
    .cs-section-title {
        font-size: 1.875rem; /* md:text-3xl */
    }
}

@media (min-width: 1024px) {
    .cs-section-title {
        font-size: 39px; /* lg:text-[39px] */
        padding-top: 2.25rem; /* lg:py-9 */
        padding-bottom: 2.25rem;
    }
}

.cs-section-title span {
    color: #000; /* text-black */
}

.cs-section-title::after {
    content: '';
    display: block;
    width: 5rem; /* w-20 */
    height: 2px;
    background-color: var(--color-blueBrand, #0c5395);
    margin-left: auto;
    margin-right: auto;
    margin-top: 1rem; /* mt-4 */
}

@media (min-width: 640px) {
    .cs-section-title::after {
        width: 7rem; /* sm:w-28 */
    }
}

@media (min-width: 1024px) {
    .cs-section-title::after {
        width: 9rem; /* lg:w-36 */
        margin-top: 2rem; /* lg:mt-8 */
    }
}

.overview-row {
    display: flex;
    flex-direction: column;
    border-bottom: 1px solid #e5e7eb; /* border-gray-200 */
    padding-top: 1rem;
    padding-bottom: 1rem;
    font-size: 0.875rem; /* text-sm */
}

@media (min-width: 768px) {
    .overview-row {
        flex-direction: row;
        font-size: 1rem; /* text-base */
    }
}

.overview-label {
    font-weight: 700;
    color: var(--color-blueBrand, #0c5395);
    width: 100%;
    margin-bottom: 0.25rem;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .overview-label {
        width: 12rem; /* w-48 */
        margin-bottom: 0;
    }
}

.overview-value {
    color: var(--color-grayText, #3e3e3e);
    flex: 1;
}

.ba-row {
    display: flex;
    flex-direction: column;
    gap: 1.5rem; /* gap-6 */
    border-bottom: 1px solid #e5e7eb;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .ba-row {
        flex-direction: row;
        gap: 3rem; /* gap-12 */
    }
}

.ba-col {
    flex: 1;
}

.ba-label {
    font-size: 0.75rem; /* text-xs */
    color: #9ca3af; /* text-gray-400 */
    margin-bottom: 0.25rem;
    display: block;
    font-weight: 400;
}

.ba-item {
    padding-left: 1rem;
    position: relative;
    font-size: 0.875rem;
    font-weight: 700;
}

@media (min-width: 768px) {
    .ba-item {
        font-size: 1rem;
    }
}

.ba-item-before {
    color: var(--color-grayText, #3e3e3e);
}

.ba-item-after {
    color: var(--color-darkBlue, #183950);
}

.ba-item-before::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem; /* top-2 */
    width: 0.5rem; /* w-2 */
    height: 0.5rem; /* h-2 */
    border-radius: 9999px;
    background-color: #d1d5db; /* bg-gray-300 */
}

.ba-item-after::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 9999px;
    background-color: var(--color-blueBrand, #0c5395);
}

.strategy-box {
    background-color: #1a365d;
    color: #fff;
    padding: 2rem;
    border-radius: 0.5rem;
    margin-bottom: 2.5rem;
    text-align: center;
    font-weight: 700;
    font-size: 1.125rem; /* text-lg */
    line-height: 1.625; /* leading-relaxed */
}

@media (min-width: 768px) {
    .strategy-box {
        padding: 3rem;
        font-size: 1.25rem; /* text-xl */
    }
}

.strategy-list {
    margin-left: 1rem;
    color: var(--color-grayText, #3e3e3e);
    font-size: 0.875rem;
}

.strategy-list > li + li {
    margin-top: 1rem; /* space-y-4 */
}

@media (min-width: 768px) {
    .strategy-list {
        font-size: 1rem;
    }
}

.strategy-list li {
    position: relative;
    padding-left: 1.25rem; /* pl-5 */
}

.strategy-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.625rem;
    width: 0.375rem; /* w-1.5 */
    height: 0.375rem; /* h-1.5 */
    border-radius: 9999px;
    background-color: var(--color-blueBrand, #0c5395);
}

.insight-box {
    background-color: var(--color-lightBlue, #f4f9fd);
    padding: 2rem;
    border-left: 4px solid var(--color-blueBrand, #0c5395);
    position: relative;
}

@media (min-width: 768px) {
    .insight-box {
        padding: 2.5rem;
    }
}

.insight-text {
    color: var(--color-darkBlue, #183950);
    font-weight: 500;
    line-height: 1.625;
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    .insight-text {
        font-size: 1rem;
    }
}

.cs-nav {
  padding-bottom: var(--32px);
}

@media (min-width: 768px) {
    .cs-nav {
        padding-bottom: var(--48px);
    }
}

@media (min-width: 1024px) {
    .cs-nav {
        padding-bottom: var(--64px);
    }
}

.cta-section {
    background-color: var(--color-blueBrand, #0c5395);
    color: #fff;
    padding-top: var(--24px);
    padding-bottom: var(--24px);
    text-align: center;
    padding-inline: var(--24px);
}

@media (min-width: 768px) {
    .cta-section {
        padding-top: var(--32px);
        padding-bottom: var(--32px);
    }
}

@media (min-width: 1024px) {
    .cta-section {
        padding-top: var(--48px);
        padding-bottom: var(--48px);
    }
}

.cs-button--primary,
.cs-button--secondary {
    display: inline-block;
    padding: 0.75rem 1.25rem; /* py-3 px-5 */
    font-weight: 700; /* font-bold */
    margin-top: 2.5rem; /* mt-10 */
    margin-bottom: 2rem; /* mb-8 */
    max-width: 320px;
    color: #fff; /* text-white */
    text-transform: uppercase;
    border-radius: 0.25rem; /* rounded */
    text-align: center;
    text-decoration: none;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* Primary Button */
.cs-button--primary {
    background-color: #f7722b;
}

.cs-button--primary:hover {
    background-color: var(--color-orange-500, #f7722b); /* orange-500 */
}

/* Secondary Button */
.cs-button--secondary {
    background-color: transparent;
    border: 2px solid #ffffff;
}

.cs-button--secondary:hover {
    background-color: var(--color-orange-500, #f7722b); /* orange-500 */
    border-color: var(--color-orange-500, #f7722b); /* matching border on hover for cleanliness */
}

/* PC only line break */
.br-pc {
    display: none;
}

@media (min-width: 768px) {
    .br-pc {
        display: inline;
    }
}

/* CTA button height control: fixed on mobile, natural on desktop */
.cta-mobile-btn {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0;
    padding-bottom: 0;
}

/* Hero top-view CTA: mobile wraps at manual break, desktop single-line */
.hero-top-cta {
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: normal;
    text-align: center;
    padding-top: 0;
    padding-bottom: 0;
}

.cta-label {
    display: inline-block;
    text-align: center;
    line-height: 1.25;
}

.cta-break-sp {
    display: block;
}

@media (min-width: 768px) {
    .hero-top-cta {
        width: 700px;
        max-width: 700px;
        white-space: nowrap;
    }

    .cta-break-sp {
        display: inline;
    }

    .cta-break-sp-en {
        margin-left: 0.25em;
    }
}

/* ===========================
   FAQ Accordion Animation
=========================== */
[id^="acc"] {
    transition: max-height 0.4s ease-out;
    max-height: 0;
}

[id^="acc"] p {
    padding-bottom: 1rem;
}