@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700;900&display=swap');

:root {
  --primary: #5CB531;
  --primary-dark: #4A9628;
  --primary-light: #E8F5E0;
  --text: #333333;
  --text-light: #666666;
  --bg: #FFFFFF;
  --bg-gray: #F5F5F5;
  --bg-card: #FFFFFF;
  --border: #E0E0E0;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 1200px;
  --header-height: 72px;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
}

/* ===== Header / Navigation ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow 0.3s;
}

.header.scrolled {
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.1);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.logo-img {
  height: 28px;
  width: auto;
}

.logo svg {
  width: 32px;
  height: 32px;
}

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

.nav a {
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s;
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.nav a:hover {
  opacity: 1;
  color: var(--primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

.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);
}

/* ===== Main Content ===== */
main {
  padding-top: var(--header-height);
}

.section {
  padding: 80px 24px;
}

.section-gray {
  background: var(--bg-gray);
}

.section-green {
  background: var(--primary);
  color: #fff;
}

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

.section-title {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
  color: var(--primary);
}

.section-green .section-title {
  color: #fff;
}

.section-subtitle {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 48px;
  font-size: 15px;
}

.section-green .section-subtitle {
  color: rgba(255, 255, 255, 0.85);
}

/* ===== Hero ===== */
.hero {
  background: var(--primary);
  color: #fff;
  padding: 100px 24px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 120%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.08) 0%, transparent 70%);
}

/* Hero Product Graphic */
.hero-graphic {
  margin-top: 48px;
}

.hero-graphic-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.hero-graphic-device {
  position: relative;
  width: 280px;
  height: 200px;
}

.hero-graphic-screen {
  width: 240px;
  height: 160px;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(4px);
}

.hero-graphic-scan-line {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
  animation: scanLine 2.5s ease-in-out infinite;
}

@keyframes scanLine {
  0% { top: 0; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.hero-graphic-icon {
  width: 80px;
  height: 80px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-graphic-camera {
  width: 24px;
  height: 24px;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
}

.hero-graphic-camera::after {
  content: '';
  width: 10px;
  height: 10px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-graphic-labels {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-graphic-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}

.hero-graphic-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  animation: pulse 2s ease-in-out infinite;
}

.dot-green {
  background: #A5F3A0;
  box-shadow: 0 0 8px rgba(165, 243, 160, 0.6);
}

.dot-blue {
  background: #93C5FD;
  box-shadow: 0 0 8px rgba(147, 197, 253, 0.6);
  animation-delay: 0.3s;
}

.dot-yellow {
  background: #FDE68A;
  box-shadow: 0 0 8px rgba(253, 230, 138, 0.6);
  animation-delay: 0.6s;
}

@keyframes pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.2); }
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 42px;
  font-weight: 900;
  margin-bottom: 16px;
  line-height: 1.3;
}

.hero h1 span {
  display: block;
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 8px;
}

.hero-description {
  font-size: 16px;
  margin-bottom: 40px;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-image {
  max-width: 600px;
  margin: 0 auto 40px;
  border-radius: var(--radius);
  overflow: hidden;
}

.hero-image img {
  width: 100%;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  opacity: 1;
}

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

.btn-green {
  background: var(--primary);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-arrow::after {
  content: '\2192';
  font-size: 18px;
}

/* ===== Cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

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

.card-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 24px;
  color: var(--primary);
}

.card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--primary);
}

.card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===== Stats ===== */
.stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 56px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

.section-green .stat-number {
  color: #fff;
}

.stat-unit {
  font-size: 20px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 8px;
}

.section-green .stat-label {
  color: rgba(255, 255, 255, 0.8);
}

/* ===== Comparison Table ===== */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
}

.comparison-table thead th {
  background: var(--bg-gray);
  font-weight: 700;
  font-size: 15px;
}

.comparison-table thead th:last-child {
  background: var(--primary);
  color: #fff;
}

.comparison-table tbody td:first-child {
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

.comparison-table tbody td:last-child {
  background: var(--primary-light);
}

.comparison-table .check {
  color: var(--primary);
  font-weight: 700;
}

.comparison-table .cross {
  color: #ccc;
}

/* ===== Steps ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
}

.step {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  margin: 0 auto 16px;
}

.step h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.step p {
  font-size: 14px;
  color: var(--text-light);
}

.step-duration {
  display: inline-block;
  margin-top: 16px;
  padding: 4px 16px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.step-arrow {
  display: none;
}

/* ===== FAQ Accordion ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: inherit;
}

.faq-question::after {
  content: '+';
  font-size: 24px;
  font-weight: 400;
  color: var(--primary);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item.active .faq-question::after {
  content: '\2212';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===== News ===== */
.news-list {
  max-width: 800px;
  margin: 0 auto;
}

.news-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.news-item:first-child {
  padding-top: 0;
}

.news-date {
  font-size: 13px;
  color: var(--text-light);
  white-space: nowrap;
  min-width: 100px;
}

.news-category {
  display: inline-block;
  padding: 2px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  background: var(--primary);
  color: #fff;
  white-space: nowrap;
}

.news-category.info {
  background: #2196F3;
}

.news-category.media {
  background: #FF9800;
}

.news-category.product {
  background: var(--primary);
}

.news-title {
  font-size: 15px;
  color: var(--text);
}

.news-title a {
  color: var(--text);
}

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

/* ===== Company Table ===== */
.company-table {
  width: 100%;
  border-collapse: collapse;
}

.company-table th,
.company-table td {
  padding: 20px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
  vertical-align: top;
}

.company-table th {
  font-weight: 700;
  color: var(--primary);
  width: 160px;
  white-space: nowrap;
}

/* ===== Officers ===== */
.officer-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.officer-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.officer-header {
  padding: 32px;
  text-align: center;
}

.officer-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--primary-light);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--primary);
  overflow: hidden;
}

.officer-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.officer-role {
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 4px;
}

.officer-name {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 4px;
}

.officer-name-en {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 12px;
}

.officer-bio {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
  padding: 0 32px 24px;
}

.officer-toggle {
  display: block;
  width: 100%;
  padding: 12px;
  background: var(--primary-light);
  border: none;
  color: var(--primary);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
}

.officer-toggle:hover {
  background: #D4EDCA;
}

.officer-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  background: var(--bg-gray);
}

.officer-detail-inner {
  padding: 24px 32px;
  font-size: 14px;
  line-height: 1.8;
}

.officer-detail-inner h4 {
  font-size: 15px;
  color: var(--primary);
  margin-bottom: 12px;
  margin-top: 16px;
}

.officer-detail-inner h4:first-child {
  margin-top: 0;
}

.officer-detail-inner ul {
  list-style: none;
  padding: 0;
}

.officer-detail-inner li {
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.officer-detail-inner li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
}

.officer-stats {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.officer-stat {
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  text-align: center;
  flex: 1;
  min-width: 120px;
}

.officer-stat .num {
  font-size: 28px;
  font-weight: 900;
  color: var(--primary);
}

.officer-stat .label {
  font-size: 12px;
  color: var(--text-light);
}

/* ===== Media Logos ===== */
.media-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 32px;
  padding: 24px 0;
}

.media-logo-item {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-light);
  padding: 16px 24px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}

/* ===== CTA ===== */
.cta-section {
  background: var(--primary);
  color: #fff;
  text-align: center;
  padding: 64px 24px;
}

.cta-section h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.cta-section p {
  margin-bottom: 32px;
  opacity: 0.9;
}

.cta-contacts {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.cta-contact {
  text-align: center;
}

.cta-contact .label {
  font-size: 13px;
  opacity: 0.8;
  margin-bottom: 4px;
}

.cta-contact .value {
  font-size: 24px;
  font-weight: 700;
}

.cta-contact .note {
  font-size: 12px;
  opacity: 0.7;
}

/* ===== Footer ===== */
.footer {
  background: #333;
  color: #fff;
  padding: 48px 24px 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

.footer-logo {
  margin-bottom: 12px;
}

.footer-logo img {
  filter: brightness(0) invert(1);
}

.footer-address {
  font-size: 13px;
  color: #aaa;
  line-height: 1.8;
}

.footer-nav h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.footer-nav ul {
  list-style: none;
}

.footer-nav li {
  margin-bottom: 8px;
}

.footer-nav a {
  font-size: 13px;
  color: #aaa;
}

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

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 24px;
  margin-top: 40px;
  border-top: 1px solid #444;
  text-align: center;
  font-size: 12px;
  color: #777;
}

/* ===== Product Page Specific ===== */
.page-hero {
  background: var(--primary);
  color: #fff;
  padding: 60px 24px 48px;
  text-align: center;
}

.page-hero h1 {
  font-size: 32px;
  font-weight: 900;
}

.page-hero p {
  font-size: 15px;
  opacity: 0.9;
  margin-top: 8px;
}

/* Challenge Section */
.challenge-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}

.challenge-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  text-align: center;
}

.challenge-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}

.challenge-card ul {
  list-style: none;
  text-align: left;
}

.challenge-card li {
  padding: 6px 0;
  font-size: 14px;
  color: var(--text-light);
  padding-left: 20px;
  position: relative;
}

.challenge-card li::before {
  content: '\2022';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-size: 18px;
}

/* Alert Box */
.alert-box {
  background: var(--primary);
  color: #fff;
  padding: 24px 32px;
  border-radius: var(--radius);
  text-align: center;
  margin-bottom: 48px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.alert-box h3 {
  font-size: 24px;
  font-weight: 900;
}

.alert-box p {
  font-size: 15px;
  opacity: 0.9;
  margin-top: 4px;
}

/* Flow section */
.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: start;
}

.flow-item {
  text-align: center;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.flow-item h3 {
  padding: 16px;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
}

.flow-item-body {
  padding: 16px;
}

.flow-item img {
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--primary);
}

/* Coexist section */
.coexist {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
}

.coexist-box {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  text-align: center;
}

.coexist-box.green {
  background: var(--primary);
  color: #fff;
}

.coexist-box h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.coexist-box.green h3 {
  color: #fff;
}

.coexist-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: var(--primary);
  font-weight: 700;
}

/* Case study */
.case-study {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.case-study-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.case-study-header h3 {
  font-size: 20px;
  font-weight: 700;
}

.case-study-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 500;
}

.case-study-result {
  font-size: 22px;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 24px;
  text-align: center;
  padding: 16px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
}

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

.case-study-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary);
}

.case-study-col ul {
  list-style: none;
}

.case-study-col li {
  font-size: 14px;
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
  color: var(--text-light);
}

.case-study-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
}

/* Support cards */
.support-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
}

.support-card {
  background: var(--primary-light);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
}

.support-card-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.support-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.support-card p {
  font-size: 14px;
  color: var(--text-light);
}

/* Product structure */
.product-structure {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.product-structure-image {
  text-align: center;
}

.product-structure-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.structure-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.structure-item p {
  font-size: 14px;
  color: var(--text-light);
}

/* News page */
.news-page-list {
  max-width: 800px;
  margin: 0 auto;
}

.news-page-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}

.news-page-item:hover {
  transform: translateY(-2px);
}

.news-page-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 110px;
}

.news-page-title {
  font-size: 16px;
  font-weight: 500;
}

.news-page-excerpt {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 4px;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  background: var(--bg-gray);
  padding: 12px 24px;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-light);
}

.breadcrumb li:not(:last-child)::after {
  content: '>';
  color: #ccc;
}

.breadcrumb a {
  color: var(--text-light);
}

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

/* ===== Product Card (Top Page) ===== */
.product-card {
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  opacity: 1;
}

/* ===== Floating Download Button ===== */
.floating-download {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.floating-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 48px;
  background: var(--primary);
  color: #fff;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(92, 181, 49, 0.4);
}

.floating-download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(92, 181, 49, 0.5);
  opacity: 1;
}

.floating-download-btn svg {
  flex-shrink: 0;
}

/* ===== Section Image (full-width pamphlet image) ===== */
.section-image {
  text-align: center;
}

.section-image img {
  width: 100%;
  max-width: 900px;
  height: auto;
  margin: 0 auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero h1 {
    font-size: 32px;
  }

  .officer-cards {
    grid-template-columns: 1fr;
    max-width: 480px;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }

  .nav.open {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    padding: 60px 24px 48px;
  }

  .hero h1 {
    font-size: 26px;
  }

  .hero h1 span {
    font-size: 16px;
  }

  .section {
    padding: 48px 16px;
  }

  .section-title {
    font-size: 22px;
  }

  .card-grid,
  .card-grid-2,
  .card-grid-4 {
    grid-template-columns: 1fr;
  }

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

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

  .challenge-cards {
    grid-template-columns: 1fr;
  }

  .comparison-table {
    font-size: 13px;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 12px;
  }

  .stats {
    gap: 32px;
  }

  .stat-number {
    font-size: 42px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .coexist-arrow {
    transform: rotate(90deg);
  }

  .product-structure {
    grid-template-columns: 1fr;
  }

  .support-cards {
    grid-template-columns: 1fr;
  }

  .case-study-grid {
    grid-template-columns: 1fr;
  }

  .news-item {
    flex-direction: column;
    gap: 8px;
  }

  .news-page-item {
    flex-direction: column;
  }

  .cta-contacts {
    flex-direction: column;
    gap: 16px;
  }

  .company-table th {
    width: 100px;
  }

  .floating-download-btn {
    padding: 12px 32px;
    font-size: 14px;
  }
}

/* Add bottom padding to product page body to prevent floating button overlap */
body.has-floating-download .footer {
  padding-bottom: 80px;
}