/* ================================================
   下層ページ共通スタイル (sub.css)
   works / services / pricing / about / contact / privacy / terms
   ================================================ */

/* ===== FILTER SECTION (Works) ===== */
.filter-section {
  padding: 40px 40px;
  background: var(--paper-warm);
  border-bottom: 1px solid var(--line);
}
.works-filter-bar {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}
.works-filter-bar a {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.22em;
  color: var(--ink-mute);
  text-decoration: none;
  position: relative;
  padding: 6px 0;
  transition: color 0.3s;
}
.works-filter-bar a:hover { color: var(--ink); }
.works-filter-bar a.active { color: var(--ink); }
.works-filter-bar a.active::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--ink);
}

/* ===== WORKS GALLERY ===== */
.works-gallery {
  padding: 80px 40px 140px;
  background: var(--paper);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1600px;
  margin: 0 auto;
}
.gallery-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #111;
  display: block;
  text-decoration: none;
  color: inherit;
}
.gallery-card.large { grid-column: span 2; aspect-ratio: 3 / 2; }
.gallery-card.tall { aspect-ratio: 3 / 4; }
.gallery-img {
  width: 100%; height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 1.6s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.gallery-card:hover .gallery-img { transform: scale(1.02); }
.gallery-info {
  position: absolute;
  inset: 0;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(0deg, rgba(0,0,0,0.8), rgba(0,0,0,0.15) 40%, transparent 70%);
  color: #fff;
  opacity: 0;
  transition: opacity 0.5s;
}
.gallery-card:hover .gallery-info { opacity: 1; }
.gallery-num {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.3em;
  opacity: 0.8;
  margin-bottom: 8px;
}
.gallery-meta {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0.85;
  margin-bottom: 10px;
}
.gallery-title {
  font-family: var(--serif-jp);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

/* ===== SERVICES PAGE ===== */
.services-intro {
  padding: 100px 40px;
  background: var(--paper);
}
.services-intro-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}
.service-detail {
  padding: 140px 40px;
  border-top: 1px solid var(--line);
  background: var(--paper);
}
.service-detail:nth-child(even) { background: var(--paper-warm); }
.service-detail-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.service-detail.reverse .service-detail-visual { order: 2; }
.service-detail-visual {
  aspect-ratio: 4 / 3;
  background-size: cover;
  background-position: center;
}
.service-detail-num {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.service-detail-title {
  font-family: var(--serif-jp);
  font-weight: 300;
  font-size: clamp(28px, 3.5vw, 46px);
  line-height: 1.4;
  letter-spacing: 0.06em;
  margin-bottom: 28px;
  word-break: keep-all;
  overflow-wrap: normal;
  line-break: strict;
}
.service-detail-title em {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--accent-dark);
  font-weight: 400;
}
.service-detail-desc {
  font-family: var(--serif-jp);
  font-size: 15px;
  line-height: 2.2;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
  margin-bottom: 36px;
}
.service-list-box {
  background: var(--paper);
  padding: 32px;
  border-left: 2px solid var(--accent);
}
.service-detail.reverse .service-list-box { background: var(--paper-warm); }
.service-detail:nth-child(even) .service-list-box { background: var(--paper); }
.service-list-title {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.35em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.service-list-box ul { list-style: none; }
.service-list-box li {
  padding: 8px 0 8px 24px;
  position: relative;
  font-family: var(--serif-jp);
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.8;
  letter-spacing: 0.05em;
}
.service-list-box li::before {
  content: '';
  position: absolute;
  left: 0; top: 14px;
  width: 14px;
  height: 1px;
  background: var(--accent);
}

/* ===== PRICING PAGE ===== */
.pricing-main {
  padding: 100px 40px;
  background: var(--paper);
}
.pricing-detail-card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 60px 60px;
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 60px;
  align-items: start;
  transition: all 0.4s;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.pricing-detail-card:hover {
  border-color: var(--accent-soft);
  box-shadow: 0 20px 50px rgba(138, 114, 68, 0.08);
}
.pricing-detail-card.featured {
  border-color: var(--accent);
  background: var(--paper-warm);
}
.pricing-detail-num {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.pricing-detail-title {
  font-family: var(--serif-jp);
  font-weight: 400;
  font-size: 26px;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}
.pricing-detail-sub {
  font-family: var(--serif-jp);
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.9;
  letter-spacing: 0.04em;
}
.pricing-includes-title {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.pricing-includes {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 24px;
}
.pricing-includes li {
  padding: 6px 0 6px 24px;
  position: relative;
  font-family: var(--serif-jp);
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.7;
  letter-spacing: 0.03em;
}
.pricing-includes li::before {
  content: '';
  position: absolute;
  left: 0; top: 14px;
  width: 14px;
  height: 1px;
  background: var(--accent);
}
.pricing-amount-block {
  text-align: right;
}
.pricing-amount {
  font-family: var(--serif-en);
  font-size: 42px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.pricing-amount small {
  font-size: 0.35em;
  color: var(--ink-mute);
  letter-spacing: 0.15em;
  margin-left: 6px;
  font-style: italic;
}
.pricing-unit {
  font-family: var(--serif-jp);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}
.pricing-cta-btn {
  display: inline-block;
  padding: 14px 28px;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: background 0.3s;
}
.pricing-cta-btn:hover { background: var(--accent-dark); }

/* ===== PRICING NOTES BOX ===== */
.pricing-notes {
  max-width: 1200px;
  margin: 60px auto 0;
  padding: 48px;
  background: var(--paper-warm);
  border-left: 2px solid var(--accent);
}
.pricing-notes-title {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.35em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.pricing-notes ul {
  list-style: none;
}
.pricing-notes li {
  padding: 8px 0 8px 28px;
  position: relative;
  font-family: var(--serif-jp);
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.8;
  letter-spacing: 0.03em;
}
.pricing-notes li::before {
  content: '※';
  position: absolute;
  left: 0; top: 8px;
  color: var(--accent);
  font-weight: 500;
}

/* ===== ABOUT PAGE ===== */
.about-main {
  padding: 120px 40px;
  background: var(--paper);
}
.about-main-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 100px;
  align-items: start;
}
.about-main-visual { position: sticky; top: 140px; }
.about-main-img {
  aspect-ratio: 4 / 5;
  background-size: cover;
  background-position: center;
  position: relative;
}
.about-main-sig {
  position: absolute;
  bottom: -30px;
  right: -30px;
  background: var(--ink);
  color: var(--paper);
  padding: 24px 32px 22px;
  text-align: center;
  min-width: 220px;
}
.about-main-sig strong {
  display: block;
  font-family: var(--serif-jp);
  font-weight: 500;
  font-size: 20px;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 0.16em;
  position: relative;
}
.about-main-sig strong::after {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--accent);
  margin: 14px auto 0;
}
.about-main-sig .signature-role {
  display: block;
  font-family: var(--serif-en);
  font-style: italic;
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.about-main-sig span {
  display: block;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 9px;
  letter-spacing: 0.36em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
}
.about-main-content h2 {
  font-family: var(--serif-jp);
  font-weight: 300;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.6;
  letter-spacing: 0.08em;
  margin-bottom: 40px;
  margin-top: 16px;
}
.about-main-content h2 em {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--accent-dark);
  font-weight: 400;
}
.about-main-content h3 {
  font-family: var(--serif-jp);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: 0.08em;
  margin-top: 60px;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.about-main-content p {
  font-family: var(--serif-jp);
  font-size: 15px;
  color: var(--ink-2);
  line-height: 2.3;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}

/* タイムライン */
.timeline {
  margin-top: 40px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px 40px;
  font-family: var(--serif-jp);
}
.timeline dt {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--ink-mute);
  font-size: 13px;
  letter-spacing: 0.15em;
  white-space: nowrap;
  padding: 6px 0;
  border-top: 1px solid var(--line);
}
.timeline dd {
  font-size: 14px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
  line-height: 1.8;
  padding: 6px 0;
  border-top: 1px solid var(--line);
}

/* 事務所情報 */
.office-info-box {
  margin-top: 48px;
  padding: 36px;
  background: var(--paper-warm);
  border-left: 2px solid var(--accent);
}
.office-info-box h4 {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.35em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.office-info-list {
  list-style: none;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 32px;
  font-family: var(--serif-jp);
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-2);
}
.office-info-list dt {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--ink-mute);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  white-space: nowrap;
  padding-top: 2px;
}

/* ===== CONTACT PAGE ===== */
.contact-main {
  padding: 100px 40px;
  background: var(--paper);
}
.contact-main-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: start;
}
.contact-info-panel { }
.contact-info-panel h3 {
  font-family: var(--serif-jp);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  margin-top: 20px;
}
.contact-info-panel p {
  font-family: var(--serif-jp);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 2;
  letter-spacing: 0.04em;
  margin-bottom: 40px;
}
.contact-info-list {
  list-style: none;
}
.contact-info-list li {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.contact-info-list li:first-child { border-top: 1px solid var(--line); }
.contact-info-list dt {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.contact-info-list dd {
  font-family: var(--serif-jp);
  font-size: 16px;
  color: var(--ink);
  letter-spacing: 0.05em;
  line-height: 1.7;
}
.contact-info-list dd a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.3s;
}
.contact-info-list dd a:hover { border-color: var(--accent); }
.contact-info-list dd small {
  display: block;
  font-size: 12px;
  color: var(--ink-mute);
  margin-top: 4px;
  letter-spacing: 0.05em;
}

/* フォーム */
.contact-form-panel {
  background: var(--paper-warm);
  padding: 60px 48px;
  border-top: 2px solid var(--accent);
}
.contact-form-title {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.contact-form-title::before {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin-right: 14px;
  vertical-align: middle;
}
.contact-form-heading {
  font-family: var(--serif-jp);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: 0.08em;
  margin-bottom: 36px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-family: var(--serif-jp);
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: 0.06em;
  font-weight: 400;
}
.form-group label .req {
  color: var(--accent);
  font-size: 11px;
  margin-left: 6px;
}
.form-group label .opt {
  color: var(--ink-mute);
  font-size: 11px;
  margin-left: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: #fff;
  font-family: var(--serif-jp);
  font-size: 14px;
  color: var(--ink);
  letter-spacing: 0.03em;
  transition: border-color 0.3s;
  font-weight: 300;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.8;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-note {
  font-family: var(--serif-jp);
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
  line-height: 1.8;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.6);
  border-left: 2px solid var(--accent-soft);
  margin-top: 8px;
}
.form-submit {
  margin-top: 16px;
  display: flex;
  gap: 16px;
  align-items: center;
}
.form-submit-btn {
  background: var(--ink);
  color: #fff;
  padding: 22px 48px;
  border: none;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.4s;
}
.form-submit-btn:hover { background: var(--accent-dark); }

/* ===== PRIVACY / TERMS PAGES ===== */
.doc-content {
  padding: 100px 40px 140px;
  background: var(--paper);
}
.doc-inner {
  max-width: 800px;
  margin: 0 auto;
  font-family: var(--serif-jp);
  font-size: 14px;
  line-height: 2.2;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}
.doc-inner h2 {
  font-family: var(--serif-jp);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: 0.08em;
  margin-top: 60px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
.doc-inner h2:first-child { margin-top: 0; }
.doc-inner h3 {
  font-family: var(--serif-jp);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.06em;
  margin-top: 36px;
  margin-bottom: 14px;
  color: var(--ink);
}
.doc-inner p { margin-bottom: 20px; }
.doc-inner ul, .doc-inner ol {
  margin: 0 0 24px 24px;
  padding-left: 20px;
}
.doc-inner li { margin-bottom: 10px; }
.doc-inner .update-date {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.2em;
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  text-align: right;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .filter-section { padding: 30px 20px; }
  .works-filter-bar { gap: 20px; }
  .works-filter-bar a { font-size: 12px; }

  .works-gallery { padding: 40px 20px 80px; }
  .gallery-grid { grid-template-columns: 1fr; gap: 12px; }
  .gallery-card.large, .gallery-card.tall { grid-column: span 1; aspect-ratio: 4 / 3; }

  .services-intro-grid { grid-template-columns: 1fr; gap: 30px; }

  .service-detail { padding: 80px 24px; }
  .service-detail-inner { grid-template-columns: 1fr; gap: 40px; }
  .service-detail.reverse .service-detail-visual { order: 0; }

  .pricing-main { padding: 60px 20px; }
  .pricing-detail-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 40px 28px;
  }
  .pricing-amount-block { text-align: left; }
  .pricing-includes { grid-template-columns: 1fr; }

  .pricing-notes { padding: 32px 24px; }

  .about-main { padding: 60px 20px; }
  .about-main-grid { grid-template-columns: 1fr; gap: 50px; }
  .about-main-visual { position: static; }
  .about-main-sig { right: 0; bottom: -20px; padding: 18px 24px; }

  .contact-main { padding: 60px 20px; }
  .contact-main-grid { grid-template-columns: 1fr; gap: 50px; }
  .contact-form-panel { padding: 40px 24px; }
  .form-row { grid-template-columns: 1fr; gap: 20px; }

  .doc-content { padding: 60px 20px 80px; }
}