/* ========================================
   株式会社ヒノデ - HINODE Co., Ltd.
   コーポレートサイト スタイルシート
   ======================================== */

/* Reset & Base */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --color-primary: #c9a96e;
  --color-primary-dark: #b8944f;
  --color-primary-light: #e8d5b0;
  --color-accent: #d4a8a8;
  --color-accent-dark: #c49090;
  --color-bg: #fafaf8;
  --color-bg-alt: #f5f0eb;
  --color-bg-dark: #2c2c2c;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-white: #ffffff;
  --color-border: #e8e3de;
  --color-success: #7ba87b;
  --color-error: #c45555;
  --font-jp: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  --font-en: 'Cormorant Garamond', 'Times New Roman', serif;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-jp);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Section */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .en-title {
  font-family: var(--font-en);
  font-size: 2.8rem;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  line-height: 1.2;
}

.section-header .jp-title {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-top: 8px;
  letter-spacing: 0.1em;
}

.section-header .line {
  display: block;
  width: 50px;
  height: 2px;
  background: var(--color-primary);
  margin: 16px auto 0;
}

/* ==================== Header ==================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-logo img {
  height: 42px;
  width: auto;
}

.header-logo .logo-text {
  font-family: var(--font-en);
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
}

.header-nav { display: flex; align-items: center; }

.header-nav ul {
  display: flex;
  gap: 4px;
}

.header-nav ul li a {
  display: block;
  padding: 8px 18px;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--color-text);
  position: relative;
  white-space: nowrap;
}

.header-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 70%;
  height: 2px;
  background: var(--color-primary);
  transition: transform var(--transition);
}

.header-nav ul li a:hover,
.header-nav ul li a.active {
  color: var(--color-primary-dark);
}

.header-nav ul li a:hover::after,
.header-nav ul li a.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ==================== Footer ==================== */
.footer {
  background: var(--color-bg-dark);
  color: #ccc;
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-about .footer-logo {
  font-family: var(--font-en);
  font-size: 1.6rem;
  color: var(--color-primary-light);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-about p {
  font-size: 0.85rem;
  line-height: 1.8;
  color: #aaa;
}

.footer-nav h4 {
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 12px;
}

.footer-nav h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-primary);
}

.footer-nav ul li { margin-bottom: 10px; }

.footer-nav ul li a {
  font-size: 0.85rem;
  color: #aaa;
  transition: var(--transition);
}

.footer-nav ul li a:hover { color: var(--color-primary-light); }

.footer-bottom {
  border-top: 1px solid #444;
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: #777;
}

/* ==================== Back to Top ==================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* ==================== Page Header ==================== */
.page-header {
  height: 320px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-top: 80px;
  position: relative;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 0;
}

.page-header > div {
  position: relative;
  z-index: 1;
}

.page-header .en-title {
  font-family: var(--font-en);
  font-size: 3rem;
  color: #fff;
  letter-spacing: 0.08em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.page-header .jp-title {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  margin-top: 8px;
  letter-spacing: 0.1em;
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.page-header .line {
  display: block;
  width: 50px;
  height: 2px;
  background: var(--color-primary-light);
  margin: 16px auto 0;
}

/* ==================== Breadcrumb ==================== */
.breadcrumb {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}

.breadcrumb ol {
  display: flex;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.breadcrumb ol li:not(:last-child)::after {
  content: '›';
  margin: 0 8px;
  color: #ccc;
}

.breadcrumb ol li a:hover { color: var(--color-primary); }

/* ==================== HOME ==================== */

/* Hero / Banner Carousel */
.hero {
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.25) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 20px;
}

.hero-content .hero-logo {
  font-family: var(--font-en);
  font-size: 1.8rem;
  color: var(--color-primary-light);
  letter-spacing: 0.2em;
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1.5;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.hero-content h1 span {
  display: block;
  font-family: var(--font-en);
  font-size: 2.2rem;
  color: var(--color-primary-light);
  letter-spacing: 0.1em;
  font-weight: 400;
  margin-top: 8px;
  text-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: 1rem;
  color: rgba(255,255,255,0.9);
  line-height: 2;
  max-width: 650px;
  margin: 0 auto 36px;
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

/* Hero Dots */
.hero-dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 2;
}

.hero-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid rgba(255,255,255,0.3);
}

.hero-dots .dot.active,
.hero-dots .dot:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  transform: scale(1.2);
}

.btn {
  display: inline-block;
  padding: 14px 40px;
  border: 2px solid var(--color-primary);
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  transition: var(--transition);
  cursor: pointer;
  background: transparent;
  text-align: center;
}

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

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

/* Solutions Section */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.solution-card {
  background: var(--color-white);
  padding: 40px 30px;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

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

.solution-card .icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 24px;
  background: var(--color-bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.solution-card .icon img {
  width: 32px;
  height: 32px;
}

.solution-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.solution-card p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* Industries Section */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.industry-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.industry-card .industry-img {
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.industry-card .industry-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.industry-card .content {
  padding: 20px 24px 24px;
}

.industry-card .content h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--color-text);
}

.industry-card .content p {
  font-size: 0.8rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* Why Choose Us */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.feature-item {
  text-align: center;
  padding: 30px 20px;
}

.feature-item .number {
  font-family: var(--font-en);
  font-size: 2.5rem;
  color: var(--color-primary-dark);
  opacity: 0.5;
  line-height: 1;
  margin-bottom: 12px;
}

.feature-item h3 {
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.feature-item p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ==================== ABOUT ==================== */

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

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

.about-text h2 {
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.about-text .subtitle {
  font-family: var(--font-en);
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.about-text p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
  margin-bottom: 16px;
}

/* Honor / Certificate */
.honor-section {
  background: var(--color-bg-alt);
}

.honor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.honor-card {
  background: var(--color-white);
  padding: 40px 30px;
  border-radius: var(--radius);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.honor-card .honor-img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  margin-bottom: 20px;
}

.honor-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.honor-card p {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* Promise Section */
.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.promise-card {
  text-align: center;
  padding: 40px 30px;
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.promise-card .promise-icon {
  margin-bottom: 16px;
}

.promise-card .promise-icon img {
  width: 48px;
  height: 48px;
}

.promise-card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--color-primary-dark);
}

.promise-card p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ==================== BUSINESS ==================== */

.business-list { max-width: 900px; margin: 0 auto; }

.business-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 30px;
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}

.business-item:last-child { border-bottom: none; }

.business-item .biz-icon {
  width: 100px;
  height: 100px;
  background: var(--color-bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.business-item .biz-icon img {
  width: 44px;
  height: 44px;
}

.business-item .biz-content h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}

.business-item .biz-content .biz-en {
  font-family: var(--font-en);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.business-item .biz-content p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

/* ==================== PRODUCTS ==================== */

.product-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.product-tabs button {
  padding: 10px 28px;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  border-radius: 30px;
  cursor: pointer;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  transition: var(--transition);
  color: var(--color-text-light);
}

.product-tabs button.active,
.product-tabs button:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.product-card {
  display: block;
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
  cursor: pointer;
  color: inherit;
}

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

.product-card .product-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  background: var(--color-bg-alt);
}

.product-card .product-info {
  padding: 24px;
}

.product-card .product-info .category {
  font-size: 0.7rem;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.product-card .product-info h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.product-card .product-info p {
  font-size: 0.8rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ==================== Product Detail ==================== */

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

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

.product-detail-image img {
  width: 100%;
  height: auto;
  display: block;
}

.product-detail-info {
  padding-top: 8px;
}

.product-detail-category {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.product-detail-title {
  font-size: 1.8rem;
  margin-bottom: 16px;
  color: var(--color-text);
  line-height: 1.4;
}

.product-detail-intro {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.product-detail-desc {
  margin-top: 40px;
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
}

.product-detail-desc h2,
.product-detail-desc h3,
.product-detail-desc h4 {
  color: var(--color-text);
  margin: 24px 0 12px;
}
.product-detail-desc h3 {
  font-size: 1.2rem;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
}

.product-detail-desc p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 2;
  margin-bottom: 16px;
}

.product-detail-desc ul,
.product-detail-desc ol {
  margin: 12px 0 16px 20px;
  color: var(--color-text-light);
  line-height: 2;
}

.product-detail-desc img {
  max-width: 100%;
  height: auto;
  margin: 16px 0;
  border-radius: 6px;
}

.product-detail-desc table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}
.product-detail-desc th,
.product-detail-desc td {
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  font-size: 0.9rem;
  text-align: left;
}
.product-detail-desc th {
  background: var(--color-bg-light);
  color: var(--color-text);
  font-weight: 600;
}

.product-detail-desc .detail-heading {
  font-size: 1.15rem;
  color: var(--color-text);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}

.product-detail-desc .detail-summary {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
  margin-bottom: 20px;
}

.product-detail-desc .detail-text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
  white-space: pre-line;
}

.product-detail-actions {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .product-detail-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .product-detail-title {
    font-size: 1.4rem;
  }

  .product-detail-actions {
    flex-direction: column;
  }

  .product-detail-actions .btn {
    width: 100%;
  }
}

/* ==================== Product Card (shared with Products page) ==================== */

/* Product Detail Modal */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal.active { display: flex; }

.modal-content {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 40px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.modal-close:hover { background: var(--color-bg-alt); color: var(--color-text); }

.modal-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.modal-category {
  font-size: 0.75rem;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.modal-title {
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--color-text);
}

.modal-desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
}

/* ==================== FLOW ==================== */

.flow-steps {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.flow-steps::before {
  content: '';
  position: absolute;
  left: 35px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-primary-light);
}

.flow-step {
  display: flex;
  gap: 30px;
  margin-bottom: 40px;
  position: relative;
}

.flow-step:last-child { margin-bottom: 0; }

.flow-step .step-number {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 1.4rem;
  color: var(--color-primary-dark);
  flex-shrink: 0;
  z-index: 1;
}

.flow-step .step-content {
  padding-top: 10px;
}

.flow-step .step-content h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--color-text);
}

.flow-step .step-content p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ==================== NEWS ==================== */

.news-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 20px; }

/* News Card (list) */
.news-card {
  display: flex;
  gap: 24px;
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
  color: inherit;
  align-items: stretch;
}

.news-card:hover { 
  transform: translateY(-2px); 
  box-shadow: var(--shadow-md); 
}

.news-card-img {
  width: 220px;
  min-height: 160px;
  flex-shrink: 0;
  overflow: hidden;
}

.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.news-card-body {
  flex: 1;
  padding: 20px 24px 20px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.news-card-meta .news-tag {
  display: inline-block;
  padding: 2px 12px;
  font-size: 0.7rem;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: 20px;
  white-space: nowrap;
}

.news-card-meta .news-date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.news-card-title {
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 8px;
}

.news-card-intro {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* News Detail Page */
.news-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
  margin-bottom: 40px;
}

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

.news-detail-image img {
  width: 100%;
  height: auto;
  display: block;
}

.news-detail-info {
  padding-top: 4px;
}

.news-detail-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.news-detail-category {
  display: inline-block;
  padding: 3px 14px;
  font-size: 0.75rem;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: 20px;
}

.news-detail-date {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.news-detail-title {
  font-size: 1.6rem;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 14px;
}

.news-detail-intro {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.9;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.news-detail-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 30px 0;
}

.news-detail-body p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 2.1;
  margin-bottom: 16px;
}

.news-detail-actions {
  max-width: 800px;
  margin: 0 auto;
  padding-top: 20px;
}

/* Deprecated old styles kept minimal */
.news-item { display: none; }
.news-detail { display: none; }

/* ==================== Front Pagination ==================== */

.front-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 48px 0 20px;
}

.front-pagination .page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  font-family: var(--font-en);
  transition: all 0.25s ease;
  background: var(--color-white);
  cursor: pointer;
}

.front-pagination .page-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: #faf6ef;
}

.front-pagination .page-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  cursor: default;
}

.front-pagination .page-btn.disabled {
  pointer-events: none;
  opacity: 0.35;
  cursor: default;
}

/* ==================== FAQ ==================== */

.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  padding: 24px 40px 24px 0;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--color-text);
  position: relative;
  font-family: var(--font-jp);
  line-height: 1.6;
}

.faq-question .q-mark {
  color: var(--color-primary);
  font-weight: 700;
  margin-right: 12px;
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.3rem;
  color: var(--color-primary);
  transition: var(--transition);
}

.faq-item.active .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 24px;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
  padding-left: 32px;
}

/* ==================== CONTACT ==================== */

.contact-grid {
  max-width: 700px;
  margin: 0 auto;
}

.contact-info h3 {
  font-size: 1.2rem;
  margin-bottom: 24px;
  color: var(--color-primary-dark);
}

.contact-info .info-table {
  width: 100%;
}

.contact-info .info-table .info-row {
  display: flex;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.contact-info .info-table .info-label {
  width: 100px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.contact-info .info-table .info-value {
  color: var(--color-text);
}

.contact-map {
  margin-top: 30px;
  border-radius: var(--radius);
  overflow: hidden;
}

.contact-map img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

/* Form */
.contact-form h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}

.contact-form .form-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 30px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group label .required {
  color: var(--color-error);
  font-size: 0.75rem;
  margin-left: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition);
  outline: none;
}

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

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

.form-submit {
  text-align: center;
  margin-top: 30px;
}

.form-message {
  display: none;
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-top: 20px;
  font-size: 0.9rem;
  text-align: center;
}

.form-message.success {
  display: block;
  background: #f0f7f0;
  color: var(--color-success);
  border: 1px solid #c8e6c8;
}

.form-message.error {
  display: block;
  background: #fdf0f0;
  color: var(--color-error);
  border: 1px solid #f5c8c8;
}

/* ==================== Message Section (HOME) ==================== */

.message-section {
  background: var(--color-bg-alt);
}

.message-content {
  max-width: 900px;
  margin: 0 auto;
}

.message-layout {
  display: flex;
  align-items: center;
  gap: 60px;
}

.message-image {
  flex-shrink: 0;
  width: 240px;
  height: 300px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-primary-light);
}

.message-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.message-text {
  flex: 1;
}

.message-text blockquote {
  font-size: 1.1rem;
  line-height: 2.2;
  color: var(--color-text);
  margin-bottom: 24px;
  font-style: italic;
  position: relative;
  padding-left: 24px;
  border-left: 3px solid var(--color-primary-light);
}

.message-text .author {
  display: flex;
  align-items: center;
  gap: 8px;
}

.message-text .author .position {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.message-text .author .name {
  font-size: 1.05rem;
  color: var(--color-text);
  font-weight: 500;
}

@media (max-width: 768px) {
  .message-layout {
    flex-direction: column;
    text-align: center;
    gap: 30px;
  }

  .message-image {
    width: 200px;
    height: 250px;
  }

  .message-text blockquote {
    padding-left: 0;
    border-left: none;
    font-size: 1rem;
    line-height: 2;
  }

  .message-text .author {
    justify-content: center;
    flex-direction: column;
    gap: 2px;
  }
}

/* ==================== CTA Section ==================== */

.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  text-align: center;
  padding: 80px 0;
  color: var(--color-white);
}

.cta-section h2 {
  font-size: 1.8rem;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.cta-section p {
  font-size: 0.95rem;
  margin-bottom: 30px;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.cta-section .btn {
  border-color: var(--color-white);
  color: var(--color-white);
}

.cta-section .btn:hover {
  background: var(--color-white);
  color: var(--color-primary-dark);
}

/* ==================== News Section (HOME) ==================== */

.news-section-home .news-list {
  max-width: 860px;
}

/* ==================== Privacy Policy ==================== */

.privacy-section {
  max-width: 800px;
  margin: 0 auto;
}

.privacy-section p {
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
}

/* ==================== Mobile Nav Overlay ==================== */

.mobile-nav-overlay {
  display: none;
}

/* ==================== Responsive ==================== */

@media (max-width: 1024px) {
  .solutions-grid,
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }




  .honor-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-nav ul {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 100px 30px 40px;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition);
    z-index: 1000;
    gap: 0;
  }

  .header-nav ul.active {
    right: 0;
  }

  .header-nav ul li a {
    padding: 14px 0;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--color-border);
  }

  .hamburger { display: flex; }

  .solutions-grid,
  .industries-grid {
    grid-template-columns: 1fr;
  }

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

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

  .about-content {
    grid-template-columns: 1fr;
  }

  .hero {
    height: 70vh;
    min-height: 400px;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .hero-content h1 span {
    font-size: 1.6rem;
  }

  .hero-content p {
    font-size: 0.9rem;
  }

  .hero-dots {
    bottom: 24px;
    gap: 8px;
  }

  .hero-dots .dot {
    width: 10px;
    height: 10px;
  }

  .section-header .en-title {
    font-size: 2rem;
  }

  .page-header {
    height: 240px;
  }

  .page-header .en-title {
    font-size: 2.2rem;
  }

  .business-item {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .business-item .biz-icon {
    margin: 0 auto;
  }

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

  .promise-grid,
  .honor-grid {
    grid-template-columns: 1fr;
  }

  .flow-step {
    gap: 20px;
  }

  .flow-step .step-number {
    width: 56px;
    height: 56px;
    font-size: 1.1rem;
  }

  .flow-steps::before {
    left: 28px;
  }

  .news-card {
    flex-direction: column;
  }

  .news-card-img {
    width: 100%;
    max-height: 200px;
  }

  .news-card-body {
    padding: 16px 20px 20px;
  }

  .news-detail-layout {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 24px;
  }

  .news-detail-title {
    font-size: 1.3rem;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 50px 0;
  }

  .hero {
    height: 60vh;
    min-height: 360px;
  }

  .hero-content h1 {
    font-size: 1.5rem;
  }
}

/* ==================== Scroll Animation ==================== */

/* Initial hidden state (only when JS is enabled) */
.js .section-header,
.js .solution-card,
.js .industry-card,
.js .feature-item,
.js .honor-card,
.js .product-card,
.js .promise-card,
.js .business-item,
.js .flow-step,
.js .faq-item,
.js .news-card,
.js .about-content,
.js .message-content,
.js .news-detail-layout,
.js .product-detail-layout,
.js .contact-grid {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* Activated state */
.fade-in-up {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* Smooth scroll padding for fixed header */
html {
  scroll-padding-top: 100px;
}