@charset "UTF-8";

/* ---------------------------------------------
  Case card（TOPと共通のカードスタイル）
  - 施工事例一覧/詳細でも `.case-card` を使うため、top.css 依存をなくす
---------------------------------------------- */

.case-card {
  scroll-snap-align: start;
  flex: 0 0 calc((100% - 3vw) / clamp(2.125, 2.4, 2.875));
  max-width: 440px;
}

.case-card__inner {
  display: block;
  border-left: 0;
  padding: 0 10px 0 30px;
}

.case-card__inner:hover .case-card__img {
  transform: scale(1.1);
}

.case-card__inner:hover .case-card__title {
  color: var(--color-primary-deep);
}

.case-card__media {
  position: relative;
  aspect-ratio: 176 / 135;
  border-radius: 34px;
  overflow: hidden;
  margin-bottom: 16px;
  background: #d8dfe6;
}

.case-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  transform: scale(1);
  transition: transform 220ms ease;
}

.case-card__badge {
  position: absolute;
  left: -30px;
  top: 0.875rem;
  padding: 0;
  background: transparent;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.case-card__category {
  margin: 0 0 5px;
  color: var(--color-primary-deep);
  font-size: 0.8125rem; /* 13px */
  letter-spacing: 0.08em;
}

.case-card__title {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.75;
  letter-spacing: 0.03em;
  transition: color 220ms ease;
}

.case-search {
  max-width: 1200px;
  margin: 0 auto clamp(32px, 5vw, 48px);
  padding: 0 clamp(20px, 4vw, 60px);
}

.case-search__box {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border: 0;
  overflow: hidden;
  background: #fff;
}

.case-search__head {
  margin: 0;
  padding: 14px 20px;
  background: var(--color-primary-deep);
  color: #fff;
  font-size: clamp(0.9375rem, 0.85rem + 0.3vw, 1.0625rem);
  font-weight: 500;
  letter-spacing: 0.06em;
}

.case-search__head-label {
  font-family: "Lato", sans-serif;
  font-weight: 400;
  margin-right: 8px;
  opacity: 0.95;
}

.case-search__rows {
  margin: 0;
}

.case-search__row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(140px, 200px) 1fr;
}

.case-search__row:not(:first-of-type) {
  border-top: 1px dashed rgba(58, 160, 216, 0.45);
}

.case-search__label {
  margin: 0;
  padding: 14px 16px;
  background: rgba(109, 163, 216, 0.15);
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  letter-spacing: 0.04em;
}

.case-search__fields {
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
}

.case-search__check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  cursor: pointer;
}

.case-search__check:has(input:checked) {
  color: var(--color-primary-deep);
}

.case-search__check input {
  width: 18px;
  height: 18px;
  margin: 0;
  cursor: pointer;
  accent-color: #171717;
}

.case-search__check input:checked {
  -webkit-appearance: none;
  appearance: none;
  border: 1px solid #767676;
  border-radius: 2px;
  background-color: #fff;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='9' viewBox='0 0 12 9'%3E%3Cpath d='M1 4.5L4.2 7.6L11 1' fill='none' stroke='%23276BAD' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.case-search__check input:focus-visible {
  outline: 2px solid rgba(39, 107, 173, 0.35);
  outline-offset: 2px;
}

.case-search__submit-wrap {
  text-align: center;
  padding: clamp(20px, 3vw, 28px) 0 28px;
  border-top: 1px dashed rgba(58, 160, 216, 0.45);
}

.case-search__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 36px;
  border: 0;
  border-radius: 999px;
  background: var(--color-primary-deep);
  color: #fff;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: filter var(--transition), transform var(--transition);
}

.case-search__submit:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.case-archive {
  padding: 0 clamp(20px, 4vw, 60px);
  max-width: 1200px;
  margin: 0 auto;
}

.case-archive__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 32px);
}

.case-archive .case-card {
  scroll-snap-align: unset;
  flex: unset;
  max-width: none;
}

.case-archive .case-card__inner {
  padding-left: 36px;
  height: 100%;
}

.case-archive .case-card__media {
  overflow: visible;
}

.case-archive .case-card__img {
  transform-origin: left center;
}

.case-archive .case-card__inner:hover .case-card__img {
  transform: scale(1.06);
}

@media (max-width: 900px) {
  .case-archive__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-search__row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 540px) {
  .case-archive__grid {
    grid-template-columns: 1fr;
  }
}

/* 詳細ページ */
.case-detail {
  padding: 0 clamp(20px, 4vw, 60px) clamp(48px, 8vw, 80px);
  max-width: 900px;
  margin: 0 auto;
}

.case-detail__badge {
  display: inline-block;
  padding: 6px 14px;
  margin-bottom: 12px;
  border-radius: 999px;
  background: #f39a4b;
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 700;
}

.case-detail__title {
  margin: 0 0 24px;
  font-size: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  line-height: 1.5;
  letter-spacing: 0.06em;
}

.case-detail__hero {
  margin-bottom: clamp(28px, 4vw, 40px);
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #e8edf2;
}

.case-detail__hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-section {
  margin-bottom: clamp(28px, 4vw, 40px);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: none;
}

.case-section__head,
.case-section__head {
  position: relative;
  margin: 0;
  padding: 12px 16px 12px 34px;
  background: #eef2f6;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.case-section__head::before,
.case-section__head::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  width: 4px;
  height: calc(100% - 16px);
  transform: translateY(-50%);
  border-radius: 999px;
  background: var(--color-primary-deep);
}

.case-section__body {
  padding: clamp(20px, 3vw, 28px);
  background: transparent;
}

.case-section__body p {
  margin: 0 0 1em;
}

.case-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.case-gallery__item {
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  background: #dee4ea;
}

@media (max-width: 600px) {
  .case-gallery {
    grid-template-columns: 1fr;
  }
}