/* ==========================================================================
   Project: Case Study Single
   ========================================================================== */

.p-cs-single {
  overflow: hidden;
}

/* Hero */
.p-cs-hero {
  position: relative;
}

.p-cs-hero__bg-title {
  z-index: 0;
  margin: 0;
  position: absolute;
  right: 5%;
  font-family: var(--font-script);
  font-size: clamp(42px, 8vw, 80px);
  line-height: 1;
  color: rgba(118, 199, 192, 0.18);
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
  top: 5%;
}

@media (min-width: 768px) {

  .p-cs-hero__bg-title {
    top: 10%;
  }
}

.p-cs-hero__inner {
  position: relative;
  z-index: 1;
  margin-bottom: var(--space-xl);
}

.p-cs-hero__brand {
  font-family: var(--font-serif);
  font-size: clamp(22px, 4.5vw, 24px);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
}

.p-cs-hero__title {
  margin-top: var(--space-sm);
  font-family: var(--font-serif);
  font-size: clamp(16px, 3vw, 28px);
  font-weight: 500;
  line-height: 1.85;
  letter-spacing: 0.06em;
  color: var(--color-text);
}

.p-cs-hero__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.p-cs-hero__scope {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .p-cs-hero__scope {
    font-size: 14px;
  }
}

.p-cs-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  list-style: none;
}

.p-cs-hero__tag span {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid #444;
  border-radius: 2px;
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}


@media (min-width: 768px) {
  .p-cs-hero__tag span {
    font-size: 12px;
  }
}

.p-cs-hero__visual-wrap {
  position: relative;
  margin-top: var(--space-xl);
}

.p-cs-hero__visual-deco {
  position: absolute;
  bottom: 0;
  left: 50%;
  z-index: 0;
  margin: 0;
  font-family: var(--font-script);
  font-size: clamp(64px, 16vw, 180px);
  line-height: 1;
  color: rgba(118, 199, 192, 0.14);
  white-space: nowrap;
  transform: translateX(-50%);
  user-select: none;
  pointer-events: none;
}

.p-cs-hero__visual {
  position: relative;
  z-index: 1;
  margin: 0 auto;
  max-width: 880px;
}

.p-cs-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  margin-inline: auto;
}

.p-cs-hero__intro {
  position: relative;
  margin: var(--space-xl) auto 0;
  padding-inline: var(--space-lg);
}

.p-cs-hero__intro::before,
.p-cs-hero__intro::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: rgba(118, 199, 192, 0.45);
}

.p-cs-hero__intro::before {
  left: 0;
}

.p-cs-hero__intro::after {
  right: 0;
}

.p-cs-hero__intro-text {
  font-size: 14px;
  line-height: 2;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .p-cs-hero__intro-text {
    font-size: 16px;
  }
}

.p-cs-hero__actions {
  margin: var(--space-md) auto 0;
  max-width: 720px;
  text-align: center;
}

.p-cs-hero__site {
  margin: 0;
}

.p-cs-hero__site .c-btn--fv {
  min-height: 36px;
  padding: 6px 14px 6px 18px;
  font-size: 12px;
  gap: 8px;
}

.p-cs-hero__site .c-btn .c-btn__arrow--dot {
  width: 22px;
  height: 7px;
}

@media (min-width: 768px) {
  .p-cs-hero__site .c-btn--fv {
    min-height: 38px;
    padding: 7px 16px 7px 20px;
    font-size: 13px;
  }
}

@media (hover: hover) {
  .p-cs-hero__site .c-btn--fv-outline:hover {
    border-color: var(--color-primary);
    background-color: rgba(118, 199, 192, 0.06);
  }
}

.p-cs-hero__credits {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.p-cs-hero__credit {
  margin: 0;
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.p-cs-hero__credit-role {
  font-weight: 400;
  color: var(--color-primary-dark);
}

.p-cs-hero__credit-sep {
  margin: 0 0.35em;
  opacity: 0.55;
}

.p-cs-hero__credit-name {
  color: inherit;
}

.p-cs-hero__credit-link {
  display: inline-flex;
  align-items: center;
  gap: 0.15em;
  color: var(--color-text-muted);
  text-underline-offset: 2px;
}

.p-cs-hero__credit-link .p-cs-hero__credit-name {
  text-decoration: inherit;
}

.p-cs-hero__credit-icon {
  font-family: 'Material Symbols Outlined', sans-serif;
  font-size: 13px;
  font-weight: 200;
  font-style: normal;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  white-space: nowrap;
  font-variation-settings:
    'FILL' 0,
    'wght' 200,
    'GRAD' 0,
    'opsz' 24;
}

@media (min-width: 768px) {
  .p-cs-hero__credit {
    font-size: 12px;
  }

  .p-cs-hero__credits {
    margin-top: 12px;
    gap: 6px;
  }

  .p-cs-hero__credit-icon {
    font-size: 14px;
  }
}

@media (hover: hover) {
  .p-cs-hero__credit-link:hover {
    color: var(--color-primary-dark);
  }
}

/* Sections */
.p-cs-body {
  background-color: var(--color-white);
}

.p-cs-section {
  padding: clamp(56px, 10vw, 96px) 0;
}

.p-cs-section--business,
.p-cs-section--point {
  background-color: #FDFAFA;
}

.p-cs-section--approach,
.p-cs-section--result {
  background-color: var(--color-bg-section);
}

.p-cs-section--gallery {
  background-color: var(--color-white);
}

@media (min-width: 768px) {
  .p-cs-section--gallery .p-cs-section__grid {
    align-items: start;
  }
}

.p-cs-section__grid {
  display: grid;
  gap: var(--space-lg);
  align-items: center;
}

@media (min-width: 768px) {
  .p-cs-section__grid {
    grid-template-columns: minmax(160px, 220px) minmax(0, 1fr);
    gap: 0 clamp(40px, 6vw, 72px);
    align-items: center;
  }

  .p-cs-section__head {
    padding-right: clamp(32px, 5vw, 56px);
    border-right: 1px solid #A2A2A2;
  }
}

.p-cs-section__head {
  min-width: 0;
  text-align: center;
}

.p-cs-section__num {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(64px, 14vw, 100px);
  line-height: 0.95;
  color: rgba(162, 162, 162, 0.55);
  margin-bottom: var(--space-sm);
}

.p-cs-section__en {
  margin: var(--space-xs) 0 0;
  font-family: var(--font-script);
  font-size: clamp(30px, 5.5vw, 28px);
  line-height: 1.05;
  color: var(--color-primary);
}

.p-cs-section__ja {
  margin: var(--space-sm) 0 0;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--color-text);
}

@media (min-width: 768px) {
  .p-cs-section__ja {
    font-size: 13px;
  }
}

.p-cs-section__body {
  min-width: 0;
}

/* Business list */
.p-cs-list {
  list-style: none;
}

.p-cs-list__item {
  position: relative;
  padding-left: calc(20.335px + 0.65em);
  font-size: clamp(14px, 2.8vw, 18px);
  line-height: 1.9;
  color: var(--color-text);
}

.p-cs-list__item + .p-cs-list__item {
  margin-top: var(--space-sm);
}

.p-cs-list__item::before {
  content: '';
  position: absolute;
  top: 0.5em;
  left: 0;
  width: 20.335px;
  height: 18.882px;
  background: url('../image/check2-circle.svg') no-repeat center / contain;
}

/* Approach */
.p-cs-approach {
  display: grid;
  gap: var(--space-lg);
  list-style: none;
}

@media (min-width: 768px) {
  .p-cs-approach {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-md);
  }
}

.p-cs-approach__item {
  text-align: center;
}

.p-cs-approach__icon {
  display: inline-flex;
}

.p-cs-approach__icon-img {
  display: block;
  width: 160px;
  height: 160px;
  object-fit: contain;
}

.p-cs-approach__title {
  margin-top: var(--space-md);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
}

.p-cs-approach__text {
  margin-top: var(--space-xs);
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-muted);
  text-align: left;
}

@media (min-width: 768px) {
  .p-cs-approach__text {
    font-size: 15px;
  }
}

@media (min-width: 768px) {
  .p-cs-approach__text {
    font-size: 14px;
  }
}

/* Point */
.p-cs-point__lead {
  font-family: var(--font-serif);
  font-size: clamp(18px, 3.5vw, 26px);
  font-weight: 500;
  line-height: 1.8;
  letter-spacing: 0.06em;
  color: var(--color-text);
}

.p-cs-point__text {
  margin-top: var(--space-sm);
  font-size: clamp(14px, 2.8vw, 16px);
  line-height: 2;
  color: var(--color-text-muted);
}

/* Result */
.p-cs-result {
  list-style: none;
}

.p-cs-result__item {
  position: relative;
  padding-left: calc(20.335px + 0.65em);
  font-size: clamp(14px, 2.8vw, 18px);
  line-height: 1.9;
  color: var(--color-text);
}

.p-cs-result__item + .p-cs-result__item {
  margin-top: var(--space-sm);
}

.p-cs-result__item::before {
  content: '';
  position: absolute;
  top: 0.5em;
  left: 0;
  width: 20.335px;
  height: 18.882px;
  background-color: #e2be33;
  mask: url('../image/check2-circle.svg') no-repeat center / contain;
  -webkit-mask: url('../image/check2-circle.svg') no-repeat center / contain;
}

/* Gallery */
.p-cs-gallery {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .p-cs-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(24px, 4vw, 40px) clamp(20px, 3.5vw, 32px);
  }
}

.p-cs-gallery__item {
  min-width: 0;
}

.p-cs-gallery__figure {
  margin: 0;
}

.p-cs-gallery__visual {
  /* aspect-ratio: 16 / 9; */
  overflow: hidden;
  background-color: var(--color-bg-section);
  box-shadow: 0 6px 20px rgba(51, 51, 51, 0.08);
}

.p-cs-gallery__visual img {
  display: block;
  width: 100%;
  height: auto;
  /* aspect-ratio: 16 / 9; */
  object-fit: cover;
  transform-origin: center center;
}

.p-cs-gallery__caption {
  margin: var(--space-sm) 0 0;
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-align: left;
}

@media (min-width: 768px) {
  .p-cs-gallery__caption {
    font-size: 14px;
  }
}

/* Other Cases */
.p-cs-other {
  padding: var(--section-padding-sp) 0;
  background-color: var(--color-white);
}

@media (min-width: 768px) {
  .p-cs-other {
    padding: var(--section-padding-pc) 0 var(--space-2xl);
  }
}

.p-cs-other__head {
  text-align: center;
}

.p-cs-other__en {
  margin: 0;
  font-family: var(--font-script);
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1;
  color: var(--color-primary);
}

.p-cs-other__ja {
  margin: var(--space-xs) 0 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.p-cs-other__list {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  list-style: none;
}

@media (min-width: 768px) {
  .p-cs-other__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-md);
  }
}

.p-cs-other__link {
  display: block;
  color: inherit;
  transition: opacity var(--transition-base);
}

@media (hover: hover) {
  .p-cs-other__link:hover {
    opacity: 0.75;
  }
}

.p-cs-other__thumb {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 2px;
  background: linear-gradient(160deg, #f4faf9, #dceeea);
}

.p-cs-other__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.p-cs-other__thumb-placeholder {
  display: block;
  width: 100%;
  height: 100%;
}

.p-cs-other__name {
  margin-top: var(--space-sm);
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-primary-dark);
}

.p-cs-other__cat {
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.p-cs-other__more {
  margin-top: var(--space-xl);
  text-align: center;
}

.p-cs-other__more .c-btn--fv-outline {
  border-color: var(--color-border);
  background-color: var(--color-white);
}

@media (hover: hover) {
  .p-cs-other__more .c-btn--fv-outline:hover {
    border-color: var(--color-primary);
    background-color: rgba(118, 199, 192, 0.06);
  }
}

/* Archive */
.p-cs-archive {
  padding: var(--space-md) 0 var(--section-padding-sp);
}

@media (min-width: 768px) {
  .p-cs-archive {
    padding-bottom: var(--section-padding-pc);
  }
}

.p-cs-archive__head {
  margin-bottom: var(--space-md);
  text-align: center;
}

@media (min-width: 768px) {
  .p-cs-archive__head {
    margin-bottom: var(--space-xl);
  }
}

.p-cs-archive__list {
  display: grid;
  gap: var(--space-lg);
  list-style: none;
}

@media (min-width: 768px) {
  .p-cs-archive__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-md);
  }
}

.p-cs-archive__item {
  min-width: 0;
}

.p-cs-archive__link {
  display: block;
  color: inherit;
}

.p-cs-archive__thumb {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 2px;
  background: linear-gradient(160deg, #f4faf9, #dceeea);
}

.p-cs-archive__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1);
  transform-origin: center center;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (hover: hover) {
  .p-cs-archive__link:hover .p-cs-archive__thumb img {
    transform: scale(1.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .p-cs-archive__thumb img {
    transition: none;
  }

  .p-cs-archive__link:hover .p-cs-archive__thumb img {
    transform: none;
  }
}

.p-cs-archive__title {
  margin-top: var(--space-sm);
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-primary-dark);
}

.p-cs-archive__link .p-cs-hero__scope {
  margin-top: 4px;
}

.p-cs-archive__cat {
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.p-cs-archive .navigation.pagination {
  margin-top: var(--space-xl);
}

.p-cs-archive .navigation.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
}

.p-cs-archive .navigation.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  min-height: 36px;
  margin: 4px;
  padding: 0 10px;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  font-size: 13px;
  text-decoration: none;
  color: var(--color-text-muted);
}

.p-cs-archive .navigation.pagination .page-numbers.current {
  border-color: var(--color-primary);
  background-color: rgba(118, 199, 192, 0.12);
  color: var(--color-primary-dark);
}