/* ========================================
   TrendAI - Main Stylesheet
   Reference: articleflowx.webflow.io
======================================== */

/* CSS Variables */
:root {
  --color-primary: #1A237E;
  --color-primary-dark: #4B2190;
  --color-secondary: #7B1FA2;
  --color-bg: #0f0f0f;
  --color-bg-secondary: #1a1a1a;
  --color-bg-card: #1f1f1f;
  --color-text: #ffffff;
  --color-text-muted: #9ca3af;
  --color-border: #2d2d2d;
  --font-sans: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', sans-serif;
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-card-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-primary);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
   Header
======================================== */
.header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
}

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

.nav-cta {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(75, 33, 144, 0.4);
  color: white;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: var(--transition);
}

/* ========================================
   Hero Section
======================================== */
.hero {
  padding: 80px 0;
  text-align: center;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--color-text), var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 32px;
}

.hero-btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  transition: var(--transition);
}

.hero-btn.primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

.hero-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(75, 33, 144, 0.4);
  color: white;
}

.hero-btn.secondary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

.hero-btn.secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(75, 33, 144, 0.4);
  color: white;
}

/* ========================================
   Featured Slider
======================================== */
.featured-section {
  padding: 40px 0;
}

.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.featured-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: var(--color-bg-card);
}

.featured-card.large {
  grid-row: span 2;
  height: 100%;
}

.featured-card-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.featured-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.3) 50%, transparent 100%);
}

.featured-card-content {
  position: relative;
  z-index: 1;
  padding: 32px;
}

.featured-card-category {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
}

.featured-card-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}

.featured-card.large .featured-card-title {
  font-size: 32px;
}

.featured-card-meta {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ========================================
   Section Title
======================================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
}

.section-link {
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}

.section-link:hover {
  color: #e0e0e0;
  gap: 8px;
}

/* ========================================
   Blog Cards Grid
======================================== */
.blog-section {
  padding: 60px 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.blog-card {
  background-color: var(--color-bg-card);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-primary);
}

.blog-card-image-wrapper {
  position: relative;
  width: 100%;
  padding-top: 60%;
  overflow: hidden;
}

.blog-card-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.blog-card-category {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-primary);
  color: white;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

.blog-card-content {
  padding: 24px;
}

.blog-card-meta {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.blog-card-title {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-excerpt {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.blog-card-tag {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-muted);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  transition: var(--transition);
}

.blog-card-tag:hover {
  background-color: var(--color-primary);
  color: white;
}

/* ========================================
   Categories Section
======================================== */
.categories-section {
  padding: 60px 0;
  background-color: var(--color-bg-secondary);
}

.categories-wrapper {
  position: relative;
}

.categories-grid {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 8px 0 16px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.categories-grid::-webkit-scrollbar {
  display: none;
}

.category-card {
  background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg));
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  transition: var(--transition);
  min-width: 200px;
  flex-shrink: 0;
}

.category-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.category-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.category-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.category-count {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* Category Navigation Arrows */
.category-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
  font-size: 20px;
  color: var(--color-text);
}

.category-nav:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.category-nav.prev {
  left: -24px;
}

.category-nav.next {
  right: -24px;
}

/* Hide arrows on mobile */
@media (max-width: 768px) {
  .category-nav {
    display: none;
  }
  
  .category-card {
    min-width: 160px;
    padding: 24px;
  }
}

/* ========================================
   Newsletter Section
======================================== */
.newsletter-section {
  padding: 80px 0;
  text-align: center;
}

.newsletter-card {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 24px;
  padding: 60px;
  max-width: 800px;
  margin: 0 auto;
}

.newsletter-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}

.newsletter-text {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: 32px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto;
}

.newsletter-input {
  flex: 1;
  padding: 14px 20px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--color-bg);
}

.newsletter-input:focus {
  outline: none;
  background-color: white;
}

.newsletter-btn {
  background-color: var(--color-bg);
  color: white;
  padding: 14px 32px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.newsletter-btn:hover {
  transform: translateY(-2px);
}

/* ========================================
   Footer
======================================== */
.footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo-img {
  height: 32px;
  width: auto;
}

.footer-description {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background-color: var(--color-bg);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.footer-social a:hover {
  background-color: var(--color-primary);
}

.footer-column h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 14px;
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-text);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  text-align: center;
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ========================================
   Single Post Page
======================================== */
.post-header {
  padding: 60px 0 40px;
  text-align: center;
}

.post-category {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  padding: 6px 16px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
}

.post-title {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 24px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.post-meta {
  font-size: 15px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.post-featured-image {
  max-width: 1000px;
  margin: 0 auto 48px;
  border-radius: 16px;
  overflow: hidden;
}

.post-featured-image img {
  width: 100%;
}

.post-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

.post-content h2 {
  font-size: 28px;
  font-weight: 700;
  margin: 48px 0 24px;
}

.post-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 20px;
}

.post-content p {
  margin-bottom: 24px;
  color: var(--color-text-muted);
}

.post-content a {
  color: #ffffff;
  text-decoration: underline;
}

.post-content a:hover {
  color: #e0e0e0;
}

.post-content img {
  border-radius: 12px;
  margin: 32px 0;
}

.post-content ul, 
.post-content ol {
  margin: 24px 0;
  padding-left: 24px;
  color: var(--color-text-muted);
}

.post-content li {
  margin-bottom: 12px;
}

.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 16px 24px;
  margin: 32px 0;
  background-color: var(--color-bg-card);
  border-radius: 0 12px 12px 0;
}

.post-content code {
  background-color: var(--color-bg-card);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: monospace;
}

.post-content pre {
  background-color: var(--color-bg-card);
  padding: 24px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 32px 0;
}

.post-content pre code {
  background: none;
  padding: 0;
}

/* Post Tags */
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.post-tags a {
  background-color: var(--color-bg-card);
  color: var(--color-text-muted);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  transition: var(--transition);
}

.post-tags a:hover {
  background-color: var(--color-primary);
  color: white;
}

/* ========================================
   Archive / List Page
======================================== */
.archive-header {
  padding: 60px 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.archive-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
}

.archive-description {
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Page Styles
======================================== */
.page-header {
  padding: 60px 0;
  text-align: center;
}

.page-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 16px;
}

.page-subtitle {
  font-size: 18px;
  color: var(--color-text-muted);
}

.page-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

.page-content a {
  color: #ffffff;
  text-decoration: underline;
}

.page-content a:hover {
  color: #e0e0e0;
}

/* Company Info Table */
.company-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
}

.company-table th,
.company-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.company-table th {
  width: 30%;
  background-color: var(--color-bg-card);
  font-weight: 600;
}

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

/* Contact Form */
.contact-intro {
  max-width: 600px;
  margin: 0 auto 40px;
  text-align: center;
}

.contact-catchcopy {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.8;
  margin-bottom: 24px;
  color: var(--color-text);
}

.contact-note {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.contact-form {
  max-width: 600px;
  margin: 40px auto;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-required {
  color: #ef4444;
  margin-left: 4px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-size: 16px;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

select.form-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239ca3af' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

select.form-input option {
  background-color: var(--color-bg-card);
  color: var(--color-text);
}

/* Checkbox Group */
.form-checkbox-group {
  margin-top: 32px;
  margin-bottom: 32px;
}

.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.form-checkbox {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
  cursor: pointer;
  flex-shrink: 0;
}

.form-checkbox-text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-checkbox-text a {
  color: #ffffff;
  text-decoration: underline;
}

.form-checkbox-text a:hover {
  color: #e0e0e0;
}

.form-submit {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  padding: 14px 48px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(75, 33, 144, 0.4);
}

.form-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Service Card */
.service-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--color-primary);
}

.service-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.service-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-description {
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   Pagination
======================================== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 48px 0;
}

.pagination a,
.pagination span {
  padding: 10px 16px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
  transition: var(--transition);
}

.pagination a:hover,
.pagination .active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

/* ========================================
   404 Page
======================================== */
.error-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
}

.error-code {
  font-size: 120px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.error-title {
  font-size: 32px;
  font-weight: 600;
  margin: 24px 0 16px;
}

.error-text {
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.error-btn {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 600;
  transition: var(--transition);
}

.error-btn:hover {
  transform: translateY(-2px);
  color: white;
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 24px;
    flex-direction: column;
    gap: 16px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  
  .nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 16px;
    width: 100%;
  }
  
  .nav-link {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
  }
  
  .hero-title {
    font-size: 32px;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .featured-grid {
    grid-template-columns: 1fr;
  }
  
  .featured-card.large {
    grid-row: span 1;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .post-title {
    font-size: 28px;
  }
  
  .post-meta {
    flex-direction: column;
    gap: 8px;
  }
}

/* ========================================
   Service Page
======================================== */
.service-section {
  padding: 0 0 80px;
}

.service-intro {
  max-width: 800px;
  margin: 0 auto 60px;
  text-align: center;
  font-size: 18px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.service-intro p {
  margin-bottom: 16px;
}

.service-intro strong {
  color: var(--color-text);
}

/* Service Category Section */
.service-category-section {
  margin-bottom: 80px;
}

.service-category-section .section-title {
  text-align: center;
  margin-bottom: 40px;
}

.service-category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-category-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  transition: var(--transition);
}

.service-category-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.service-category-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.service-category-name {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-category-description {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Service Apps Section */
.service-apps-section .section-title {
  text-align: center;
  margin-bottom: 40px;
}

.service-apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-app-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-app-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.service-app-icon {
  font-size: 64px;
  padding: 40px;
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg));
}

.service-app-image {
  padding: 32px;
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg));
}

.service-app-image img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin: 0 auto;
  border-radius: 12px;
  transition: var(--transition);
}

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

.service-app-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-app-name {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-app-description {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}

.service-app-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.service-app-tag {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-muted);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
}

.service-app-link {
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.service-app-card:hover .service-app-link {
  color: #e0e0e0;
}

/* Service Page Responsive */
@media (max-width: 1024px) {
  .service-apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .service-category-grid {
    grid-template-columns: 1fr;
  }
  
  .service-apps-grid {
    grid-template-columns: 1fr;
  }
  
  .service-intro {
    font-size: 16px;
  }
}

/* ========================================
   Company Page
======================================== */

/* Vision Section */
.company-vision-section {
  padding: 0 0 60px;
}

.vision-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 24px;
}

.vision-card.mission {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border: none;
  text-align: center;
  padding: 60px 40px;
}

.vision-label {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.vision-card:not(.mission) .vision-label {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #ffffff;
}

/* Purpose/Philosophyカードを元の背景色に戻し、テキストは白色 */
.vision-grid .vision-card {
  background-color: var(--color-bg-card);
}

.vision-grid .vision-card-title {
  color: #ffffff;
}

.vision-grid .vision-card-description {
  color: #ffffff;
}

.vision-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
}

.vision-description {
  font-size: 18px;
  opacity: 0.9;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.8;
}

.vision-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.vision-card-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}

.vision-card-description {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* Company Image Section */
.company-image-section {
  padding: 0 0 60px;
}

.company-image-wrapper {
  border-radius: 16px;
  overflow: hidden;
}

.company-image-wrapper img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* Values Section */
.company-values-section {
  padding: 60px 0;
  background-color: var(--color-bg-secondary);
}

.company-values-section .section-title {
  margin-bottom: 48px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  transition: var(--transition);
}

.value-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.value-number {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}

.value-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.value-description {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Value Proposition Section */
.company-proposition-section {
  padding: 60px 0;
}

.company-proposition-section .section-title {
  margin-bottom: 40px;
}

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

.proposition-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  margin-bottom: 16px;
}

.proposition-icon {
  color: #ffffff;
  font-size: 20px;
  font-weight: 700;
}

.proposition-item p {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 0;
}

/* Member Section */
.company-member-section {
  padding: 60px 0;
  background-color: var(--color-bg-secondary);
}

.company-member-section .section-title {
  margin-bottom: 48px;
}

.member-card {
  display: flex;
  gap: 48px;
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
}

.member-image {
  flex-shrink: 0;
  width: 300px;
}

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

.member-content {
  padding: 40px 40px 40px 0;
  display: flex;
  flex-direction: column;
}

.member-message {
  flex: 1;
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 2;
}

.member-message p {
  margin-bottom: 16px;
}

.member-info {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.member-position {
  display: block;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.member-name {
  font-size: 20px;
  font-weight: 600;
}

/* Company Info Section */
.company-info-section {
  padding: 60px 0;
}

.company-info-section .section-title {
  margin-bottom: 40px;
}

.company-info-section .company-table {
  max-width: 800px;
  margin: 0 auto;
}

.company-info-section .company-table td {
  white-space: pre-line;
}

.company-info-section .company-table a {
  color: #ffffff;
}

/* Map Section */
.company-map-section {
  padding: 60px 0;
  background-color: var(--color-bg-secondary);
}

.company-map-section .section-title {
  margin-bottom: 40px;
}

.map-wrapper {
  border-radius: 16px;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.map-wrapper iframe {
  display: block;
}

.map-address {
  text-align: center;
  margin-top: 24px;
  font-size: 15px;
  color: var(--color-text-muted);
}

/* SNS Section */
.company-sns-section {
  padding: 60px 0;
}

.company-sns-section .section-title {
  margin-bottom: 40px;
}

.sns-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.sns-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 16px 24px;
  transition: var(--transition);
}

.sns-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.sns-card.coming-soon {
  opacity: 0.5;
  cursor: default;
}

.sns-card.coming-soon:hover {
  transform: none;
  border-color: var(--color-border);
}

.sns-icon {
  font-size: 24px;
}

.sns-name {
  font-size: 14px;
  font-weight: 500;
}

.sns-status {
  font-size: 12px;
  color: var(--color-text-muted);
  background-color: var(--color-bg-secondary);
  padding: 2px 8px;
  border-radius: 4px;
}

/* Company Page Responsive */
@media (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .vision-grid {
    grid-template-columns: 1fr;
  }
  
  .vision-title {
    font-size: 28px;
  }
  
  .vision-description {
    font-size: 16px;
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .member-card {
    flex-direction: column;
  }
  
  .member-image {
    width: 100%;
    height: 300px;
  }
  
  .member-content {
    padding: 32px;
  }
  
  .company-image-wrapper img {
    height: 250px;
  }
  
  .sns-grid {
    flex-direction: column;
    align-items: stretch;
  }
  
  .sns-card {
    justify-content: center;
  }
}

/* ========================================
   Blog List Page
======================================== */

/* Blog Category Navigation */
.blog-category-nav {
  padding: 40px 0;
  background-color: var(--color-bg-secondary);
}

.category-nav-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.category-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 10px 20px;
  transition: var(--transition);
}

.category-nav-item:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary);
  color: white;
}

.category-nav-icon {
  font-size: 18px;
}

.category-nav-name {
  font-size: 14px;
  font-weight: 500;
}

/* Blog List Header */
.blog-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.blog-list-title {
  font-size: 24px;
  font-weight: 600;
}

.blog-list-count {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* Blog List Page Responsive */
@media (max-width: 768px) {
  .category-nav-grid {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
    -ms-overflow-style: none;
    scrollbar-width: none;
  }
  
  .category-nav-grid::-webkit-scrollbar {
    display: none;
  }
  
  .category-nav-item {
    flex-shrink: 0;
  }
  
  .blog-list-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* ========================================
   Utility Classes
======================================== */
.text-center {
  text-align: center;
}

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

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.py-1 { padding-top: 8px; padding-bottom: 8px; }
.py-2 { padding-top: 16px; padding-bottom: 16px; }
.py-3 { padding-top: 24px; padding-bottom: 24px; }
.py-4 { padding-top: 32px; padding-bottom: 32px; }
.py-5 { padding-top: 48px; padding-bottom: 48px; }

/* ========================================
   Meishican Page
======================================== */

/* Hero Section */
.meishican-hero {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg));
}

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

.meishican-hero-title {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 24px;
}

.meishican-hero-text {
  font-size: 18px;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}

.meishican-hero-badges {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
}

.meishican-badge {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 8px 20px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
}

.meishican-hero-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.meishican-btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  transition: var(--transition);
  text-align: center;
}

.meishican-btn.primary {
  background: linear-gradient(135deg, #06C755, #04a648);
  color: white;
}

.meishican-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(6, 199, 85, 0.4);
  color: white;
}

.meishican-btn.secondary {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.meishican-btn.secondary:hover {
  border-color: var(--color-primary);
  color: white;
}

.meishican-btn.large {
  padding: 18px 48px;
  font-size: 18px;
}

/* Section Styles */
.meishican-section-title {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
}

.meishican-section-subtitle {
  font-size: 16px;
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: 48px;
}

/* Target Section */
.meishican-target {
  padding: 80px 0;
}

.meishican-target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.meishican-target-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  transition: var(--transition);
}

.meishican-target-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.meishican-target-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.meishican-target-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.meishican-target-text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Features Section */
.meishican-features {
  padding: 80px 0;
  background-color: var(--color-bg-secondary);
}

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

.meishican-feature-item {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.meishican-feature-item:hover {
  border-color: var(--color-primary);
}

.meishican-feature-number {
  font-size: 12px;
  font-weight: 700;
  color: #06C755;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.meishican-feature-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
}

.meishican-feature-text {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* Pricing Section */
.meishican-pricing {
  padding: 80px 0;
}

.meishican-pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.meishican-pricing-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
  transition: var(--transition);
}

.meishican-pricing-card:hover {
  border-color: #06C755;
  transform: translateY(-4px);
}

.meishican-pricing-name {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.meishican-pricing-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.meishican-pricing-price {
  margin-bottom: 24px;
}

.meishican-price-amount {
  font-size: 48px;
  font-weight: 700;
  color: #06C755;
}

.meishican-price-unit {
  font-size: 14px;
  color: var(--color-text-muted);
}

.meishican-pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
}

.meishican-pricing-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.meishican-pricing-features li::before {
  content: "✓";
  color: #06C755;
  margin-right: 12px;
  font-weight: 700;
}

/* How to Use Section */
.meishican-howto {
  padding: 80px 0;
  background-color: var(--color-bg-secondary);
}

.meishican-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.meishican-step {
  text-align: center;
  position: relative;
}

.meishican-step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #06C755, #04a648);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  margin: 0 auto 24px;
}

.meishican-step-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.meishican-step-text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* FAQ Section */
.meishican-faq {
  padding: 80px 0;
}

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

.meishican-faq-item {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px 32px;
  margin-bottom: 16px;
}

.meishican-faq-question {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  padding-left: 28px;
  position: relative;
}

.meishican-faq-question::before {
  content: "Q";
  position: absolute;
  left: 0;
  color: #06C755;
  font-weight: 700;
}

.meishican-faq-answer {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.8;
  padding-left: 28px;
}

/* CTA Section */
.meishican-cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg));
}

.meishican-cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.meishican-cta-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}

.meishican-cta-text {
  font-size: 16px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.meishican-cta-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 16px;
}

.meishican-legal-links {
  margin-top: 32px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.meishican-legal-links a {
  color: var(--color-text-muted);
  text-decoration: underline;
}

.meishican-legal-links a:hover {
  color: var(--color-text);
}

.meishican-legal-links span {
  margin: 0 12px;
}

/* Meishican Page Responsive */
@media (max-width: 768px) {
  .meishican-hero-title {
    font-size: 28px;
  }
  
  .meishican-hero-text {
    font-size: 16px;
  }
  
  .meishican-hero-badges {
    flex-direction: column;
    align-items: center;
  }
  
  .meishican-hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .meishican-target-grid {
    grid-template-columns: 1fr;
  }
  
  .meishican-pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .meishican-steps {
    grid-template-columns: 1fr;
  }
  
  .meishican-section-title {
    font-size: 26px;
  }
}

/* ========================================
   Form Messages
======================================== */
.form-message {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border-radius: 12px;
  margin: 24px 0;
  max-width: 600px;
}

.form-message-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  flex-shrink: 0;
}

.form-message-content {
  flex: 1;
}

.form-message-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-message-text {
  font-size: 14px;
  line-height: 1.8;
  opacity: 0.9;
}

.form-message-success {
  background-color: rgba(6, 199, 85, 0.1);
  border: 1px solid #06C755;
  color: #06C755;
}

.form-message-success .form-message-icon {
  background-color: #06C755;
  color: white;
}

.form-message-error {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid #ef4444;
  color: #ef4444;
}

.form-message-error .form-message-icon {
  background-color: #ef4444;
  color: white;
}

/* Newsletter form message adjustment */
.newsletter-card .form-message {
  max-width: 500px;
  margin: 16px auto 0;
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  color: white;
}

.newsletter-card .form-message-success .form-message-icon {
  background-color: white;
  color: #06C755;
}