/* ===== Work Detail Page Styles ===== */

/* CSS Variables (継承) */
:root {
  /* カラーパレット */
  --color-white: #FFFFFF;
  --color-light-gray: #F7FAFC;
  --color-cool-gray: #E2E8F0;
  --color-warm-gray: #718096;
  --color-charcoal: #2D3748;
  
  /* グリーンアクセント */
  --color-primary-green: #38A169;
  --color-light-green: #68D391;
  --color-dark-green: #2F855A;
  --color-success-green: #48BB78;
  
  /* フォントファミリー */
  --font-primary: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
  --font-english: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  
  /* フォントサイズ */
  --text-4xl: 2.25rem; /* 36px */
  --text-3xl: 1.875rem; /* 30px */
  --text-2xl: 1.5rem; /* 24px */
  --text-xl: 1.25rem; /* 20px */
  --text-lg: 1.125rem; /* 18px */
  --text-base: 1rem; /* 16px */
  --text-sm: 0.875rem; /* 14px */
  
  /* スペーシング */
  --space-1: 0.25rem; /* 4px */
  --space-2: 0.5rem; /* 8px */
  --space-4: 1rem; /* 16px */
  --space-6: 1.5rem; /* 24px */
  --space-8: 2rem; /* 32px */
  --space-12: 3rem; /* 48px */
  --space-16: 4rem; /* 64px */
  --space-20: 5rem; /* 80px */
  
  /* その他 */
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.15);
}

/* ===== ローディング画面 ===== */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-white);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-content {
  text-align: center;
}

.loading-wave {
  display: flex;
  gap: var(--space-1);
  justify-content: center;
  align-items: end;
  margin-bottom: var(--space-4);
}

.wave-bar {
  width: 4px;
  background: linear-gradient(to top, var(--color-primary-green), var(--color-light-green));
  border-radius: 2px;
  animation: waveHeight 1.5s ease-in-out infinite;
}

.wave-bar:nth-child(1) { height: 20px; animation-delay: 0s; }
.wave-bar:nth-child(2) { height: 30px; animation-delay: 0.1s; }
.wave-bar:nth-child(3) { height: 40px; animation-delay: 0.2s; }
.wave-bar:nth-child(4) { height: 30px; animation-delay: 0.3s; }
.wave-bar:nth-child(5) { height: 20px; animation-delay: 0.4s; }

@keyframes waveHeight {
  0%, 100% { transform: scaleY(1); opacity: 0.7; }
  50% { transform: scaleY(1.8); opacity: 1; }
}

.loading-text {
  font-size: var(--text-lg);
  color: var(--color-warm-gray);
  margin: 0;
  font-weight: 300;
}

/* ===== ヘッダー ===== */
.header {
  position: fixed;
  top: 18px;
  left: 50%;
  right: auto;
  width: min(1180px, calc(100% - 48px));
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(226, 232, 240, 0.72);
  border-radius: 999px;
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.09);
  z-index: 1000;
  transition: background 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease, backdrop-filter 0.28s ease, width 0.28s ease, top 0.28s ease;
}

.nav-container {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 62px;
  padding: 6px 24px;
  width: 100%;
  max-width: none;
  margin: 0 auto;
}

.nav-brand {
  justify-self: start;
}

.nav-brand .brand-link {
  font-family: var(--font-english);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-charcoal);
  text-decoration: none;
  transition: var(--transition);
}

.nav-brand .brand-link:hover {
  color: var(--color-primary-green);
}

.nav-list {
  display: flex;
  list-style: none;
  justify-self: end;
  margin: 0 12px 0 auto;
  padding: 0;
  gap: clamp(1rem, 2.1vw, 2rem);
  white-space: nowrap;
}

.nav-link {
  color: var(--color-warm-gray);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary-green);
}

.nav-link.active::after {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background: var(--color-charcoal);
  margin: 2px 0;
  transition: var(--transition);
}

/* ===== パンくずリスト ===== */
.breadcrumb {
  background: var(--color-light-gray);
  padding: var(--space-4) 0;
  margin-top: 80px;
}

.breadcrumb-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-2);
}

.breadcrumb-item {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
}

.breadcrumb-item:not(:last-child)::after {
  content: '>';
  margin-left: var(--space-2);
  color: var(--color-cool-gray);
}

.breadcrumb-link {
  color: var(--color-primary-green);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb-link:hover {
  text-decoration: underline;
}

.breadcrumb-item.active {
  color: var(--color-charcoal);
  font-weight: 500;
}

/* ===== Work Detail ===== */
.work-detail {
  padding-bottom: var(--space-20);
}

/* Work Hero Section */
.work-hero {
  padding: var(--space-20) 0;
  text-align: center;
  background: var(--color-white);
}

.work-hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.work-title {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.work-subtitle {
  font-size: var(--text-lg);
  color: var(--color-warm-gray);
  margin-bottom: var(--space-8);
  line-height: 1.5;
}

.work-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

.tag {
  background: var(--color-light-gray);
  color: var(--color-charcoal);
  padding: var(--space-2) var(--space-4);
  border-radius: 20px;
  font-size: var(--text-sm);
  font-weight: 500;
  border: 1px solid var(--color-cool-gray);
  transition: var(--transition);
}

.tag:hover {
  background: var(--color-primary-green);
  color: var(--color-white);
  border-color: var(--color-primary-green);
}

.work-target-sites {
  padding: var(--space-10, 2.5rem) 0 var(--space-12);
  background:
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-top: 1px solid rgba(226, 232, 240, 0.7);
}

.target-sites-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto var(--space-6);
}

.target-sites-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(56, 161, 105, 0.11);
  color: var(--color-dark-green);
  font-family: var(--font-english);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.target-sites-title {
  margin: 0 0 var(--space-2);
  color: var(--color-charcoal);
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 800;
}

.target-sites-lead {
  margin: 0;
  color: var(--color-warm-gray);
  font-size: var(--text-base);
  line-height: 1.7;
}

.site-link-grid-featured {
  max-width: 1120px;
  margin: 0 auto;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.site-link-grid-featured .site-link-card {
  min-height: 132px;
  justify-content: space-between;
  background: #ffffff;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
}

@media (max-width: 1024px) {
  .site-link-grid-featured {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ボタンスタイル */
.btn {
  display: inline-block;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--text-base);
  transition: var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary-green);
  color: var(--color-white);
  border-color: var(--color-primary-green);
}

.btn-primary:hover {
  background: var(--color-dark-green);
  border-color: var(--color-dark-green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary-green);
  border-color: var(--color-primary-green);
}

.btn-outline:hover {
  background: var(--color-primary-green);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== リッチボタン追加 ===== */
.btn-rich {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.85em 2.3em;
  border-radius: 2em;
  font-size: 1.12rem;
  font-weight: 700;
  background: linear-gradient(90deg, #166534 0%, #4ade80 100%);
  color: #fff;
  border: 2px solid #b9fbc0;
  box-shadow: 0 4px 24px 0 rgba(20,83,45,0.13);
  text-shadow: 0 1px 4px rgba(20, 83, 45, 0.18);
  text-decoration: none;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s, transform 0.18s;
  position: relative;
  z-index: 1;
}
.btn-rich:hover {
  background: linear-gradient(90deg, #4ade80 0%, #166534 100%);
  color: #fff;
  box-shadow: 0 8px 32px 0 rgba(20,83,45,0.18);
  transform: translateY(-2px) scale(1.04);
}

.btn-github-rich {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.85em 1.7em 0.85em 1.2em;
  border-radius: 2em;
  font-size: 1.08rem;
  font-weight: 700;
  background: linear-gradient(90deg, #23272e 0%, #4ade80 100%);
  color: #fff;
  border: 2px solid #b9fbc0;
  box-shadow: 0 4px 24px 0 rgba(20,83,45,0.13);
  text-shadow: 0 1px 4px rgba(20, 83, 45, 0.18);
  text-decoration: none;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s, transform 0.18s;
  margin-left: 0.7em;
  position: relative;
  z-index: 1;
}
.btn-github-rich:hover {
  background: linear-gradient(90deg, #4ade80 0%, #23272e 100%);
  color: #fff;
  box-shadow: 0 8px 32px 0 rgba(20,83,45,0.18);
  transform: translateY(-2px) scale(1.04);
}
.btn-github-rich img {
  width: 22px;
  height: 22px;
  vertical-align: middle;
  margin-right: 0.2em;
}

/* Work Image Section */
.work-image-section {
  padding: var(--space-12) 0;
  background: var(--color-light-gray);
}

.work-image-container {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.work-image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
  align-items: start;
}

.work-main-image {
  width: 100%;
  height: auto;
  display: block;
}

.case-image-card {
  margin: 0;
  background: var(--color-white);
  border: 1px solid var(--color-cool-gray);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.case-image-card .work-main-image {
  aspect-ratio: 16 / 10;
  height: clamp(260px, 32vw, 420px);
  object-fit: cover;
  object-position: center top;
}

.case-image-caption {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  line-height: 1.6;
  font-weight: 600;
  color: var(--color-charcoal);
  background: var(--color-white);
  border-top: 1px solid var(--color-cool-gray);
}

.lp-showcase-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.lp-showcase-grid .case-image-card .work-main-image {
  aspect-ratio: 4 / 3;
  height: clamp(240px, 28vw, 360px);
}

.comparison-grid .case-image-card:first-child .case-image-caption {
  border-left: 4px solid var(--color-primary-green);
}

.comparison-grid .case-image-card:last-child .case-image-caption {
  border-left: 4px solid var(--color-warm-gray);
}

@media (max-width: 768px) {
  .work-image-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .lp-showcase-grid {
    grid-template-columns: 1fr;
  }

  .site-link-grid {
    grid-template-columns: 1fr;
  }
}

/* Work Content Section */
.work-content {
  padding: var(--space-20) 0;
  background: var(--color-white);
}

.work-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-20);
}

.work-main-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.content-section {
  margin-bottom: var(--space-8);
}

.content-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-4);
  position: relative;
  padding-bottom: var(--space-2);
}

.content-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-primary-green);
  border-radius: 2px;
}

.content-text {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-warm-gray);
}

.content-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.content-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-2);
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-warm-gray);
}

.content-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-primary-green);
  font-weight: bold;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.tech-item {
  background: var(--color-light-gray);
  padding: var(--space-6);
  border-radius: var(--border-radius-sm);
  text-align: center;
  border: 1px solid var(--color-cool-gray);
  transition: var(--transition);
}

.tech-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-primary-green);
}

.site-link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.site-link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-5);
  border: 1px solid var(--color-cool-gray);
  border-radius: var(--border-radius-sm);
  background: var(--color-light-gray);
  color: var(--color-charcoal);
  text-decoration: none;
  transition: var(--transition);
}

.site-link-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary-green);
  box-shadow: var(--shadow-sm);
}

.site-link-card span {
  font-size: var(--text-base);
  font-weight: 700;
}

.site-link-card small {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-warm-gray);
}

.tech-category {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-1);
}

.tech-detail {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
}

/* Sidebar */
.work-sidebar {
  background: var(--color-light-gray);
  padding: var(--space-8);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-cool-gray);
  height: fit-content;
}

.sidebar-section {
  margin-bottom: var(--space-8);
}

.sidebar-section:last-child {
  margin-bottom: 0;
}

.sidebar-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-primary-green);
}

.project-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-4);
  font-size: var(--text-base);
}

.project-details dt {
  font-weight: 600;
  color: var(--color-charcoal);
}

.project-details dd {
  color: var(--color-warm-gray);
  margin: 0;
}

.related-links .related-link {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-primary-green);
  text-decoration: none;
  transition: var(--transition);
}

.related-links .related-link:hover {
  text-decoration: underline;
  color: var(--color-dark-green);
}

.sidebar-text {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-warm-gray);
}

/* Related Works Section */
.related-works {
  padding: var(--space-20) 0;
  background: var(--color-light-gray);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-charcoal);
  text-align: center;
  margin-bottom: var(--space-12);
}

.related-works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.work-card {
  background: var(--color-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--color-cool-gray);
}

.work-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.work-image {
  position: relative;
  overflow: hidden;
}

.work-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
}

.work-card:hover .work-image img {
  transform: scale(1.05);
}

.work-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(56, 161, 105, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.work-card:hover .work-overlay {
  opacity: 1;
}

.work-link {
  color: var(--color-white);
  text-decoration: none;
  font-weight: 600;
  padding: var(--space-4) var(--space-6);
  border: 2px solid var(--color-white);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

.work-link:hover {
  background: var(--color-white);
  color: var(--color-primary-green);
}

.work-content {
  padding: var(--space-6);
}

.work-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-2);
  line-height: 1.4;
}

.work-description {
  font-size: var(--text-sm);
  color: var(--color-warm-gray);
  line-height: 1.6;
}

.work-url {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 0;
}

.back-to-works {
  text-align: center;
}

/* 成果ランキングカード スタイリッシュ化 */
.ranking-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin: 2.5rem 0 1.5rem 0;
  justify-content: flex-start;
}
.ranking-card {
  background: #fff;
  border-radius: 1.2rem;
  box-shadow: 0 4px 24px 0 rgba(60,80,120,0.10);
  padding: 1.5rem 2rem 1.2rem 2rem;
  min-width: 240px;
  max-width: 320px;
  flex: 1 1 260px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  transition: transform 0.18s, box-shadow 0.18s;
}
.ranking-card:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 8px 32px 0 rgba(60,80,120,0.18);
}
.ranking-card.ranking-top {
  border-left: 6px solid #4fd1c5;
  background: linear-gradient(90deg, #e0f7fa 0%, #fff 100%);
}
.ranking-number {
  font-size: 2.1rem;
  font-weight: 700;
  color: #4fd1c5;
  margin-bottom: 0.2em;
  letter-spacing: 0.04em;
}
.ranking-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: #222;
  margin-bottom: 0.5em;
  margin-top: 0;
}
.ranking-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  color: #fff;
  background: linear-gradient(90deg, #6a82fb 0%, #fc5c7d 100%);
  font-weight: 600;
  text-decoration: none;
  font-size: 1.02rem;
  border: none;
  border-radius: 2em;
  padding: 0.45em 1.3em 0.45em 1.1em;
  box-shadow: 0 2px 12px 0 rgba(106,130,251,0.10);
  transition: background 0.2s, box-shadow 0.2s, transform 0.13s;
  margin-top: 0.2em;
  position: relative;
}
.ranking-link::after {
  content: '\2197'; /* ↗ */
  font-size: 1.08em;
  margin-left: 0.3em;
  color: #fff;
  transition: color 0.2s;
}
.ranking-link:hover {
  background: linear-gradient(90deg, #fc5c7d 0%, #6a82fb 100%);
  box-shadow: 0 4px 24px 0 rgba(250,92,125,0.18);
  transform: translateY(-2px) scale(1.04);
}
.ranking-summary {
  color: #7b8a9b;
  font-size: 1.08rem;
  margin-top: 1.5em;
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* ===== Design Polish 2026: Work Detail ===== */
.work-hero {
  padding: 8rem 0 4rem;
}

.work-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: 0;
}

.work-subtitle {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  color: #667085;
}

.tag {
  border-radius: 999px;
  background: rgba(47, 133, 90, 0.09);
  color: #2f855a;
  border-color: rgba(47, 133, 90, 0.14);
}

.work-target-sites,
.work-image-section,
.related-works {
  background: #f8fafc;
}

.case-image-card,
.work-sidebar,
.tech-item,
.site-link-card {
  border-color: rgba(15, 23, 42, 0.08);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.case-image-card {
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

.case-image-caption {
  border-top-color: rgba(15, 23, 42, 0.08);
}

.work-content {
  padding: 4.75rem 0;
}

.work-main-content {
  gap: 2.5rem;
}

.content-title {
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: 0;
}

.content-title::after {
  width: 42px;
  height: 2px;
}

.content-text,
.content-list li,
.tech-detail,
.project-details dd,
.sidebar-text {
  color: #667085;
}

.site-link-card {
  background: #ffffff;
}

.site-link-card:hover,
.tech-item:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 133, 90, 0.28);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

.sidebar-title {
  border-bottom-width: 1px;
}

@media (max-width: 800px) {
  .ranking-cards {
    flex-direction: column;
    gap: 1.2rem;
  }
  .ranking-card {
    max-width: 100%;
    min-width: 0;
    width: 100%;
  }
}

/* --- Other Works スライダー レイアウト調整 --- */
.slider-container {
  overflow-x: auto;
  scrollbar-width: none; /* Firefox */
}
.slider-container::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}
.related-works-grid {
  display: flex;
  gap: 32px;
  align-items: stretch;
  transition: transform 0.4s cubic-bezier(.77,0,.18,1);
}

/* Other Works カードでは緑のホバーオーバーレイを無効化：
   各カードにフッター「詳細を見る →」があり重複・残留の原因になるため */
.related-works-grid .work-overlay {
  display: none !important;
}

/* Other Works カードの余白崩れ防止：
   詳細ページでは .work-content が「本文セクション」と共用で padding:76px 0 が効いてしまうため、
   カード内の .work-content だけ通常のカード余白に上書きする */
.related-works-grid .work-content {
  flex: 1 1 auto;
  padding: 1.4rem 1.4rem 1.6rem !important;
}
/* フッターリンクを常にカード下端へ（高さ揃え時の隙間防止） */
.related-works-grid .work-detail-link {
  margin-top: auto;
}

.related-works-grid .work-image {
  aspect-ratio: 16 / 9;
}

/* Other Works カードのテキスト崩れ防止：
   ヒーロー用 .work-title（text-3xl / 800）がカード内 h3 にも競合して効くため、
   カード内の見出し・説明文だけカード本来のサイズに上書きする */
.related-works-grid .work-title {
  font-size: 1.15rem !important;
  font-weight: 700 !important;
  line-height: 1.45;
  letter-spacing: 0;
  color: var(--color-charcoal);
  margin-bottom: 0.5rem;
  /* 1行/2行の見出しでカード高さが揃わないため、2行分の最小高さを確保 */
  min-height: calc(1.15rem * 1.45 * 2);
}
.related-works-grid .work-description {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-warm-gray);
  /* 1行/2行の説明文でカード高さが揃わないため、2行分の最小高さを確保 */
  min-height: calc(0.9rem * 1.65 * 2);
}
.work-card {
  flex: 0 0 calc((100% - 64px) / 3);
  max-width: calc((100% - 64px) / 3);
  min-width: 220px;
  box-sizing: border-box;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 2px 16px 0 rgba(99,102,241,0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.work-image {
  width: 100%;
  aspect-ratio: 16/10;
  background: #f7fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.work-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #fff;
  display: block;
}
@media (max-width: 1024px) {
  .work-card {
    flex: 0 0 48%;
    max-width: 48%;
  }
}
@media (max-width: 700px) {
  .work-card {
    flex: 0 0 100%;
    max-width: 100%;
    min-width: 0;
  }
  .related-works-grid {
    gap: 0;
  }
}

/* ===== レスポンシブデザイン ===== */
@media (max-width: 992px) {
  .work-content-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .related-works-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .nav-container {
    padding: var(--space-4);
  }
  
  .nav-list {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .work-hero {
    padding: var(--space-12) 0;
  }
  
  .work-title {
    font-size: var(--text-3xl);
  }
  
  .work-subtitle {
    font-size: var(--text-base);
  }
  
  .work-meta {
    gap: var(--space-4);
  }
  
  .work-content {
    padding: var(--space-12) 0;
  }
  
  .work-content-grid {
    gap: var(--space-8);
  }
  
  .content-title {
    font-size: var(--text-xl);
  }
  
  .tech-grid {
    grid-template-columns: 1fr;
  }
  
  .work-sidebar {
    padding: var(--space-6);
  }
  
  .sidebar-title {
    font-size: var(--text-lg);
  }
  
  .related-works {
    padding: var(--space-12) 0;
  }
  
  .section-title {
    font-size: var(--text-2xl);
  }
  
  .related-works-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .breadcrumb-item {
    font-size: 12px;
  }
  
  .work-title {
    font-size: var(--text-2xl);
  }
  
  .work-subtitle {
    font-size: var(--text-sm);
  }
  
  .tag {
    font-size: 12px;
    padding: var(--space-1) var(--space-2);
  }
  
  .btn {
    font-size: var(--text-sm);
    padding: var(--space-2) var(--space-4);
  }
  
  .content-title {
    font-size: var(--text-lg);
  }
  
  .sidebar-title {
    font-size: var(--text-base);
  }
  
  .section-title {
    font-size: var(--text-xl);
  }
}


/* ===== スライダー レスポンシブ最適化・リファクタリング ===== */
@media (max-width: 1024px) and (min-width: 701px) {
  .work-title {
    font-size: 1.05rem;
    padding-left: 0.5em;
    padding-right: 0.5em;
    word-break: break-word;
    hyphens: auto;
  }
  .work-description {
    font-size: 0.92rem;
    padding-left: 0.5em;
    padding-right: 0.5em;
    word-break: break-word;
    hyphens: auto;
  }
  .work-card {
    /* gapが大きすぎる場合はここで調整 */
    /* flex: 0 0 49%; max-width: 49%; */
  }
}

/* 2枚→1枚切り替え、gapやflex指定の重複を整理 */
@media (max-width: 1024px) {
  .work-card {
    flex: 0 0 48%;
    max-width: 48%;
    min-width: 0;
  }
  .related-works-grid {
    gap: 2%;
  }
}
@media (max-width: 700px) {
  .work-card {
    flex: 0 0 100%;
    max-width: 100%;
    min-width: 0;
  }
  .related-works-grid {
    gap: 0;
  }
}
/* 600px以下は.containerで囲む案を維持 */
@media (max-width: 600px) {
  .container {
    max-width: 95vw;
    width: 95vw;
    margin: 0 auto;
    padding: 0;
    box-sizing: border-box;
  }
  .slider-container {
    width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  .slider-container::-webkit-scrollbar {
    display: none;
  }
  .related-works-grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 0;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  .work-card {
    flex: 0 0 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
}

@media (max-width: 700px) {
  .work-title {
    font-size: 1.15rem;
    padding-left: 0.7em;
    padding-right: 0.7em;
    word-break: break-word;
    hyphens: auto;
  }
  .work-description {
    font-size: 1rem;
    padding-left: 0.7em;
    padding-right: 0.7em;
    word-break: break-word;
    hyphens: auto;
  }
  .back-to-works {
    margin-top: 3.5em;
    margin-bottom: 3.5em;
    text-align: center;
  }
}

@media (max-width: 700px) {
  .container {
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--space-4);
    box-sizing: border-box;
  }
}