/* ============================================
   内部ページ共通スタイル
   ============================================ */

/* ページヒーロー */
.page-hero {
  padding: 10rem 0 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  background-color: #0a0a0a;
  background-size: cover;
  background-position: center;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(6, 6, 4, 0.58);
  backdrop-filter: blur(3px) saturate(0.75);
  -webkit-backdrop-filter: blur(3px) saturate(0.75);
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(201,168,76,0.10) 0%, transparent 70%);
  pointer-events: none;
}

/* ページ別背景写真 */
.page-hero--concept  { background-image: url('../images/works/20230925-20240329_Ohiro.jpg'); }
.page-hero--works    { background-image: url('../images/works/20141114-20150318_Kyoryo.jpg'); }
.page-hero--news     { background-image: url('../images/works/20161013-20170217_Gaiheki.jpg'); }
.page-hero--company  { background-image: url('../images/service/bosui.jpg'); background-position: center; }
.page-hero--contact  { background-image: url('../images/service/gaiheki.jpg'); }

.page-hero-en {
  font-family: var(--font-en);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  line-height: 1;
  opacity: 0.15;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero-title {
  font-family: var(--font-en);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  line-height: 1;
}

.page-hero-subtitle {
  font-family: var(--font-ja-serif);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  margin-top: 0.6rem;
}

.page-hero-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: 1.5rem auto 0;
}

/* パンくず */
.breadcrumb {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
  margin-top: 1rem;
  justify-content: center;
}

.breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--color-gold);
}

.breadcrumb-sep {
  opacity: 0.4;
}

/* ============================================
   concept.html
   ============================================ */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  margin-bottom: 5rem;
}

.philosophy-item {
  background: var(--color-bg-card);
  padding: 3rem 2rem;
  text-align: center;
}

.philosophy-num {
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 700;
  color: rgba(201,168,76,0.2);
  line-height: 1;
  margin-bottom: 1rem;
}

.philosophy-title {
  font-family: var(--font-ja-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.philosophy-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  text-align: left;
}

.message-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}

.message-photo {
  aspect-ratio: 3/4;
  background: var(--color-bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  text-align: center;
}

.message-body h3 {
  font-family: var(--font-ja-serif);
  font-size: 1.5rem;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.message-body h3 em {
  color: var(--color-gold);
  font-style: normal;
}

.message-body p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 2;
  margin-bottom: 1rem;
}

.message-sig {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.message-sig strong {
  display: block;
  font-size: 1rem;
  color: var(--color-text);
  margin-top: 0.25rem;
}

/* ============================================
   service.html
   ============================================ */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--color-border);
  margin-bottom: 1px;
}

.service-detail:nth-child(even) .service-detail-img {
  order: 2;
}

.service-detail:nth-child(even) .service-detail-body {
  order: 1;
}

.service-detail-img {
  overflow: hidden;
}

.service-detail-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 350px;
  filter: grayscale(20%);
  transition: filter var(--transition), transform var(--transition);
}

.service-detail:hover .service-detail-img img {
  filter: grayscale(0%);
}

.service-detail-body {
  background: var(--color-bg-card);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-detail-en {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.service-detail-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1.25rem;
  line-height: 1.4;
}

.service-detail-text {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 1.5rem;
}

.service-detail-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-detail-list li {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-detail-list li::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--color-gold);
  flex-shrink: 0;
}

/* ============================================
   works.html
   ============================================ */
.works-filter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 3rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-ja);
  font-size: 0.8rem;
  padding: 0.5rem 1.2rem;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.05em;
}

.filter-btn:hover,
.filter-btn.is-active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-bg);
}

/* ============================================
   company.html
   ============================================ */
.company-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.company-table th,
.company-table td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.company-table th {
  width: 200px;
  color: var(--color-gold);
  font-weight: 400;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.company-table td {
  color: var(--color-text-muted);
  line-height: 1.8;
}

.license-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--color-border);
  margin-top: 3rem;
}

.license-item {
  background: var(--color-bg-card);
  padding: 1.5rem 2rem;
}

.license-item-label {
  font-size: 0.72rem;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  margin-bottom: 0.4rem;
}

.license-item-value {
  font-size: 0.9rem;
  color: var(--color-text);
}

/* ============================================
   contact.html
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-item {
  margin-bottom: 2rem;
}

.contact-info-label {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.contact-info-value {
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.7;
}

.contact-info-value a {
  color: var(--color-text);
  font-size: 1.3rem;
  font-family: var(--font-en);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.form-label .required {
  color: var(--color-gold);
  margin-left: 0.3rem;
  font-size: 0.7rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-ja);
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  transition: border-color var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-gold);
}

.form-textarea {
  resize: vertical;
  min-height: 160px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23c9a84c' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.form-checkbox-group input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--color-gold);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.form-checkbox-group label {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.form-submit {
  display: block;
  width: 100%;
  background: var(--color-gold);
  color: var(--color-bg);
  border: 2px solid var(--color-gold);
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 1rem;
  cursor: pointer;
  transition: all var(--transition);
  margin-top: 1rem;
}

.form-submit:hover {
  background: transparent;
  color: var(--color-gold);
}

/* ============================================
   news.html
   ============================================ */
.news-page-list .news-item {
  padding: 2rem 0;
}

@media (max-width: 600px) {
  .news-thumbs {
    flex-wrap: wrap;
  }
  .news-thumbs .news-thumb {
    flex: 1 1 calc(50% - 0.25rem);
    height: 90px;
  }
}

/* ============================================
   access.html
   ============================================ */
.map-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/7;
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(40%) invert(90%) hue-rotate(180deg);
}

.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 3rem;
}

.access-block h3 {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.access-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.access-list li {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  display: flex;
  gap: 0.75rem;
}

.access-list li::before {
  content: '─';
  color: var(--color-gold);
  flex-shrink: 0;
}

/* ============================================
   レスポンシブ（内部ページ）
   ============================================ */
@media (max-width: 1024px) {
  .philosophy-grid {
    grid-template-columns: 1fr;
  }

  .service-detail {
    grid-template-columns: 1fr;
  }

  .service-detail:nth-child(even) .service-detail-img {
    order: 0;
  }

  .service-detail:nth-child(even) .service-detail-body {
    order: 0;
  }

  .message-grid {
    grid-template-columns: 1fr;
  }

  .message-photo {
    aspect-ratio: 2/1;
    max-width: 300px;
  }

  .company-table th {
    width: 140px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .access-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 8rem 0 4rem;
  }

  .service-detail-body {
    padding: 2rem 1.5rem;
  }

  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
    padding: 0.75rem 0;
  }

  .company-table th {
    padding-bottom: 0.25rem;
    border-bottom: none;
  }

  .company-table tr {
    border-bottom: 1px solid var(--color-border);
    display: block;
    padding: 0.75rem 0;
  }

  .company-table tr:first-child {
    border-top: 1px solid var(--color-border);
  }
}