/* ============================================
   EACUS - Works Detail Page Styles
   Used by: works-404.html, works-601.html, works-603.html,
            works-abund.html, works-wacca.html
   ============================================ */

/* Constraint for main content area to 1100px while wrapper/header stays at 1300px */
.site-wrapper > section,
.site-wrapper > footer,
.works-detail-spec,
.works-detail-gallery {
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
}

/* --- Hero / Slideshow (TOP) --- */
.hero-section {
  position: relative;
  overflow: hidden;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

.hero-slideshow {
  position: relative;
  width: 100%;
  height: 70vh;
  min-height: 420px;
  max-height: 680px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 60%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.5) 0%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 50px 60px;
}

.hero-text {
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-text .line {
  display: block;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.25;
}

/* --- Page Hero (下層ページ共通) --- */
.page-hero {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  height: 50vh;
  min-height: 320px;
  max-height: 500px;
  overflow: hidden;
}

.page-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.45) 0%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 40px 60px;
}

.page-hero-title {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* --- Works Section (TOP & LIST) --- */
.section-works {
  padding: 60px 40px;
}

.work-item {
  margin-bottom: 55px;
}

.work-item-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.work-item-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}

.work-item-gallery a {
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.work-item-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, opacity 0.3s ease;
}

.work-item-gallery a:hover img {
  transform: scale(1.05);
  opacity: 0.85;
}

.work-item-meta {
  font-size: 10px;
  color: var(--color-gray-500);
  line-height: 1.7;
  letter-spacing: 0.05em;
}

/* --- CTA Section --- */
.cta-section {
  margin: 20px 40px 60px;
  border: 1px solid var(--color-gray-300);
  padding: 40px 30px;
  text-align: center;
}

.cta-title {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.cta-subtitle {
  font-size: 14px;
  color: var(--color-gray-500);
  margin-bottom: 14px;
}

.cta-link {
  font-size: 12px;
  color: var(--color-gray-700);
}

.cta-link a {
  text-decoration: underline;
  transition: opacity 0.3s;
}

.cta-link a:hover {
  opacity: 0.6;
}

.cta-divider {
  width: 40px;
  height: 1px;
  background: var(--color-gray-300);
  margin: 18px auto 0;
}

/* ============================================
   PAGE: WORKS DETAIL
   ============================================ */
.works-detail-spec {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 35px 40px;
}

.spec-section h3,
.features-section h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 20px;
  padding-bottom: 0;
  border-bottom: none;
}

.spec-table {
  width: 100%;
  font-size: 15px;
  border-collapse: collapse;
  border-top: 2px solid var(--color-black);
}

.spec-table tr {
  border-bottom: 1px solid var(--color-gray-300);
}

.spec-table td {
  padding: 16px 0;
  vertical-align: top;
}

.spec-table td:first-child {
  width: 40%;
  color: var(--color-gray-500);
}

.features-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 18px;
}

.features-tag {
  display: inline-block;
  border: 1px solid var(--color-gray-300);
  padding: 7px 20px;
  font-size: 14px;
  letter-spacing: 0.05em;
}

.works-detail-gallery {
  padding: 20px 40px 50px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 680px;
  margin: 0 auto;
}

.works-detail-gallery .gallery-image {
  cursor: pointer;
  overflow: hidden;
}

.works-detail-gallery .gallery-image img {
  width: 100%;
  transition: transform 0.5s ease;
}

.works-detail-gallery .gallery-image:hover img {
  transform: scale(1.02);
}

.works-detail-gallery .gallery-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.works-nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  padding: 25px 40px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-gray-500);
}

.works-nav a {
  transition: color 0.3s;
}

.works-nav a:hover {
  color: var(--color-black);
}

/* ============================================
   PAGE: COMPANY
   ============================================ */
.company-profile {
  padding: 50px 40px 70px;
}

.company-profile h2 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 35px;
}

.company-table {
  width: 100%;
  font-size: 14px;
  border-collapse: collapse;
}

.company-table tr {
  border-bottom: 1px solid var(--color-gray-200);
}

.company-table td {
  padding: 16px 0;
  vertical-align: top;
}

.company-table td:first-child {
  width: 28%;
  color: var(--color-gray-500);
  font-size: 13px;
}

/* ============================================
   PAGE: CONTACT
   ============================================ */
.contact-section {
  padding: 60px 40px 70px;
}

.contact-section h1 {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 50px;
}

.contact-form {
  max-width: 620px;
  margin: 0 auto;
}

.form-row {
  display: flex;
  align-items: flex-start;
  margin-bottom: 22px;
  gap: 24px;
}

.form-label {
  width: 170px;
  min-width: 170px;
  font-size: 13px;
  padding-top: 11px;
}

.form-label .required {
  color: var(--color-accent);
  font-size: 11px;
  margin-left: 4px;
}

.form-input {
  flex: 1;
}

.form-input input,
.form-input select,
.form-input textarea {
  width: 100%;
  border: 1px solid var(--color-gray-300);
  padding: 11px 14px;
  font-size: 14px;
  font-family: var(--font-body);
  background: var(--color-white);
  transition: border-color 0.3s;
  outline: none;
}

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

.form-input textarea {
  min-height: 140px;
  resize: vertical;
}

.privacy-box {
  border: 1px solid var(--color-gray-300);
  padding: 16px;
  font-size: 11px;
  line-height: 1.8;
  color: var(--color-gray-700);
  max-height: 130px;
  overflow-y: auto;
  margin-bottom: 22px;
}

.form-agree {
  text-align: center;
  font-size: 12px;
  margin-bottom: 28px;
}

.form-agree input[type="checkbox"] {
  margin-right: 6px;
}

.form-submit {
  text-align: center;
}

.form-submit button {
  background: var(--color-black);
  color: var(--color-white);
  border: none;
  padding: 16px 70px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s;
}

.form-submit button:hover {
  background: var(--color-gray-700);
}

/* ============================================
   COLUMN PAGES
   ============================================ */
.column-section {
  padding: 60px 40px 70px;
  max-width: 780px;
  margin: 0 auto;
}

.column-section h1 {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 30px;
  letter-spacing: 0.03em;
}

.column-section h2 {
  font-size: 20px;
  font-weight: 700;
  margin: 50px 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-black);
  letter-spacing: 0.03em;
}

.column-section h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 35px 0 12px;
  padding-left: 14px;
  border-left: 3px solid var(--color-black);
  letter-spacing: 0.03em;
}

.column-section p {
  font-size: 15px;
  line-height: 2;
  margin-bottom: 20px;
  color: var(--color-gray-700);
}

.column-section .lead {
  font-size: 16px;
  color: var(--color-black);
  margin-bottom: 30px;
}

.column-section .column-cta {
  background: var(--color-gray-100);
  padding: 30px;
  margin: 40px 0;
  text-align: center;
  border-radius: 4px;
}

.column-section .column-cta p {
  margin-bottom: 15px;
  color: var(--color-black);
}

.column-section .column-cta a {
  display: inline-block;
  background: var(--color-black);
  color: var(--color-white);
  padding: 12px 40px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  transition: background 0.3s;
}

.column-section .column-cta a:hover {
  background: var(--color-gray-700);
}

.column-section .related-works {
  margin-top: 50px;
}

.column-section .related-works h2 {
  font-size: 18px;
}

.breadcrumb {
  padding: 12px 40px;
  font-size: 12px;
  color: var(--color-gray-500);
}

.breadcrumb a {
  color: var(--color-gray-500);
  transition: color 0.3s;
}

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

.breadcrumb span {
  margin: 0 6px;
}

/* ============================================
   Lightbox
   ============================================ */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.92);
  align-items: center;
  justify-content: center;
}

.lightbox.active {
  display: flex;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 25px;
  color: var(--color-white);
  font-size: 32px;
  cursor: pointer;
  z-index: 10001;
  background: none;
  border: none;
  font-family: var(--font-display);
  transition: opacity 0.3s;
}

.lightbox-close:hover {
  opacity: 0.6;
}

.lightbox img {
  max-width: 85vw;
  max-height: 85vh;
  object-fit: contain;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  font-size: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 20px;
  transition: opacity 0.3s;
  font-family: var(--font-display);
}

.lightbox-nav:hover {
  opacity: 0.6;
}

.lightbox-prev {
  left: 10px;
}

.lightbox-next {
  right: 10px;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  .site-wrapper { max-width: 100%; }
  .header-nav { padding: 4px 20px 12px; gap: 18px; }
  .header-nav a { font-size: 13px; }

  .hero-slideshow { height: 50vh; min-height: 280px; }
  .hero-overlay { padding: 30px 25px; }
  .hero-text .line { font-size: 26px; }

  .page-hero { height: 35vh; min-height: 220px; }
  .page-hero-overlay { padding: 25px 25px; }

  .section-works { padding: 40px 20px; }
  .work-item-gallery { gap: 6px; }
  .cta-section { margin: 20px 20px 40px; padding: 28px 20px; }

  .works-detail-spec { grid-template-columns: 1fr; gap: 20px; padding: 25px 20px; }
  .works-detail-gallery { padding: 15px 20px 40px; }

  .form-row { flex-direction: column; gap: 6px; }
  .form-label { width: 100%; min-width: auto; padding-top: 0; }
}