/* ========================================
   合同会社frkz - Corporate Website
   ======================================== */

:root {
  --primary: #00a0e9;
  --primary-dark: #0080c0;
  --primary-light: #e0f4ff;
  --accent: #fdd000;
  --accent-dark: #d4a800;
  --dark: #1a1a2e;
  --dark-light: #16213e;
  --text: #333333;
  --text-light: #666666;
  --text-muted: #999999;
  --bg: #ffffff;
  --bg-gray: #f8f9fa;
  --bg-dark: #0f0f23;
  --border: #e0e0e0;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-ja: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-ja);
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul { list-style: none; }

/* ---- Container ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Navbar ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
  padding: 16px 0;
}
.navbar.scrolled {
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(12px);
  padding: 8px 0;
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.2);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo-img {
  height: 32px;
  width: auto;
}
.navbar.scrolled .nav-logo-img {
  height: 28px;
}
.nav-menu {
  display: flex;
  gap: 4px;
}
.nav-menu a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  transition: var(--transition);
}
.nav-menu a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3e 40%, #0d2b4a 70%, #0a1628 100%);
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 160, 233, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(253, 208, 0, 0.1) 0%, transparent 60%);
}
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: rgba(0, 160, 233, 0.5);
  border-radius: 50%;
  animation: float linear infinite;
}
@keyframes float {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}
.hero-content {
  position: relative;
  text-align: center;
  padding: 0 24px;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(253, 208, 0, 0.3);
  padding: 8px 24px;
  border-radius: 50px;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease-out;
}
.hero-title {
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}
.hero-title-main {
  display: block;
  font-size: 24px;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 8px;
  margin-bottom: 8px;
}
.hero-logo-img {
  display: block;
  max-width: 400px;
  width: 100%;
  height: auto;
  margin: 0 auto;
}
.hero-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}
.hero-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 2;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  animation: fadeInUp 0.8s ease-out 0.8s both;
}
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 2px;
}
.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
  50% { opacity: 1; transform: scaleY(1); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 160, 233, 0.4);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
}

/* ---- Section ---- */
.section {
  padding: 100px 0;
}
.section-dark {
  background: var(--bg-dark);
  color: #fff;
}
.section-dark .section-label { color: var(--accent); }
.section-dark .section-title { color: #fff; }
.section-dark .section-line { background: linear-gradient(90deg, var(--primary), var(--accent)); }
.section-accent {
  background: linear-gradient(135deg, #0d2b4a 0%, #1a1a3e 100%);
  color: #fff;
}
.section-accent .section-label { color: var(--accent); }
.section-accent .section-title { color: #fff; }
.section-accent .section-line { background: linear-gradient(90deg, var(--primary), var(--accent)); }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-label {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
  display: block;
}
.section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.section-subtitle {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 8px;
}
.section-dark .section-subtitle { color: rgba(255,255,255,0.6); }
.section-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ---- About ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-lead {
  font-size: 18px;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.9;
}
.about-text p {
  margin-bottom: 16px;
  color: var(--text-light);
}
.info-table {
  width: 100%;
  border-collapse: collapse;
}
.info-table tr {
  border-bottom: 1px solid var(--border);
}
.info-table th {
  padding: 16px 16px 16px 0;
  font-weight: 600;
  font-size: 14px;
  color: var(--dark);
  white-space: nowrap;
  vertical-align: top;
  width: 120px;
}
.info-table td {
  padding: 16px 0;
  font-size: 14px;
  color: var(--text-light);
}

/* ---- Representative ---- */
.rep-grid {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 64px;
  align-items: start;
}
.rep-image-wrapper { position: relative; }
.rep-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.rep-image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}
.rep-badge {
  position: absolute;
  bottom: -20px;
  left: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 16px;
  border-radius: var(--radius-sm);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(0, 160, 233, 0.3);
}
.rep-badge span:last-child {
  font-size: 18px;
  font-weight: 700;
}
.rep-name {
  margin-bottom: 20px;
}
.rep-name-ja {
  display: block;
  font-size: 32px;
  font-weight: 700;
}
.rep-name-en {
  display: block;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 2px;
  margin-top: 4px;
}
.rep-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.role-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(0, 160, 233, 0.15);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: 50px;
  border: 1px solid rgba(0, 160, 233, 0.2);
}
.rep-bio p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  margin-bottom: 14px;
  line-height: 1.9;
}
.rep-achievements {
  display: flex;
  gap: 32px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.achievement { text-align: center; }
.achievement-number {
  font-family: var(--font-en);
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}
.achievement-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 4px;
}

/* ---- SASSEN / KASSEN hero images ---- */
.sassen-hero-img,
.kassen-hero-img {
  margin-bottom: 48px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.sassen-hero-img img,
.kassen-hero-img img {
  width: 100%;
  object-fit: cover;
  max-height: 480px;
}
.sassen-intro,
.kassen-intro {
  max-width: 800px;
  margin: 0 auto 48px;
  text-align: center;
  font-size: 16px;
  line-height: 2;
  color: var(--text-light);
}
.section-dark .sassen-intro,
.section-dark .kassen-intro {
  color: rgba(255, 255, 255, 0.75);
}

/* ---- Feature Cards ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}
.feature-card {
  background: var(--bg-gray);
  padding: 32px 24px;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.feature-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  color: var(--primary);
}
.feature-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--dark);
}
.feature-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ---- Gallery ---- */
.sassen-gallery,
.kassen-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.gallery-item.gallery-large {
  grid-column: span 2;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 200px;
  transition: var(--transition);
}
.gallery-item:hover img {
  transform: scale(1.05);
}
.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
}

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

/* ---- Subsection ---- */
.subsection-title {
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
}

/* ---- Media ---- */
.sassen-media {
  margin-bottom: 48px;
}
.media-logos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.media-item {
  text-align: center;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-gray);
  border: 1px solid var(--border);
}
.media-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.media-item span {
  display: block;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

/* ---- Video ---- */
.sassen-video,
.kassen-video {
  margin-bottom: 32px;
}
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 800px;
  margin: 0 auto;
}
.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.section-cta {
  text-align: center;
  margin-top: 32px;
}

/* ---- KASSEN Modes ---- */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.mode-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 28px 20px;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
}
.mode-card:hover {
  background: rgba(0, 160, 233, 0.1);
  border-color: var(--primary);
  transform: translateY(-4px);
}
.mode-icon {
  font-size: 36px;
  margin-bottom: 12px;
}
.mode-card h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}
.mode-card p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}

/* ---- Specs ---- */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.spec-item {
  text-align: center;
  padding: 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
}
.spec-value {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}
.spec-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

/* ---- How Grid (SASSEN/KASSEN steps) ---- */
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 48px;
  counter-reset: step;
}
.how-step {
  text-align: left;
  padding: 32px 28px;
  position: relative;
  border-left: 3px solid var(--primary);
  background: linear-gradient(135deg, rgba(0,160,233,0.04), transparent);
}
.how-step + .how-step {
  border-left: 3px solid var(--primary);
}
.section-dark .how-step {
  background: linear-gradient(135deg, rgba(0,160,233,0.08), transparent);
  border-left-color: var(--accent);
}
.how-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 16px;
}
.section-dark .how-number {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--dark);
}
.how-step h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}
.section-dark .how-step h4 { color: #fff; }
.how-step p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.9;
}
.section-dark .how-step p { color: rgba(255, 255, 255, 0.65); }

/* ---- Special Modes ---- */
.special-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.special-item {
  padding: 28px;
  background: var(--bg-gray);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
}
.special-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}
.special-item p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.9;
}

/* ---- Diff Table (SASSEN vs KASSEN) ---- */
.diff-table-wrapper {
  overflow-x: auto;
  margin-bottom: 48px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
}
.diff-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.diff-table th, .diff-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.diff-table thead th {
  font-weight: 700;
  font-size: 15px;
  padding: 18px 20px;
}
.diff-table thead th:nth-child(2) {
  background: rgba(0, 160, 233, 0.15);
  color: var(--primary);
}
.diff-table thead th:nth-child(3) {
  background: rgba(253, 208, 0, 0.15);
  color: var(--accent);
}
.diff-table thead th:first-child {
  background: rgba(255, 255, 255, 0.03);
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.diff-table tbody tr {
  transition: var(--transition);
}
.diff-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}
.diff-table td:first-child {
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  white-space: nowrap;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.02);
}
.diff-table td:nth-child(2) {
  color: rgba(0, 160, 233, 0.9);
}
.diff-table td:nth-child(3) {
  color: rgba(253, 208, 0, 0.9);
}
.diff-table tbody tr:last-child td {
  border-bottom: none;
}

/* ---- Media List ---- */
.media-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}
.media-category {
  background: var(--bg-gray);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.media-category h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  padding: 14px 20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  margin: 0;
  border-bottom: none;
}
.media-category ul {
  list-style: none;
  padding: 4px 0;
}
.media-category li {
  font-size: 13px;
  color: var(--text-light);
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 8px;
  transition: var(--transition);
}
.media-category li:last-child {
  border-bottom: none;
}
.media-category li:hover {
  background: rgba(0, 160, 233, 0.04);
}
.media-category li strong {
  color: var(--dark);
  font-size: 12px;
  background: var(--primary-light);
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ---- Events Timeline ---- */
.kassen-events { margin-bottom: 48px; }
.events-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.event-item {
  display: flex;
  gap: 0;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}
.event-item:hover {
  background: rgba(0, 160, 233, 0.08);
  border-color: rgba(0, 160, 233, 0.2);
  transform: translateY(-2px);
}
.event-date {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  color: var(--dark);
  background: var(--accent);
  padding: 16px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 90px;
  text-align: center;
}
.event-detail {
  padding: 16px 20px;
}
.event-detail h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.event-detail p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}

/* ---- Business ---- */
.business-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
  font-size: 16px;
  color: var(--text-light);
}
.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}
.business-card {
  background: var(--bg-gray);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: var(--transition);
}
.business-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.business-card-icon {
  width: 40px;
  height: 40px;
  color: var(--primary);
  margin-bottom: 16px;
}
.business-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}
.business-card p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 16px;
}
.business-list li {
  font-size: 13px;
  color: var(--text-muted);
  padding: 4px 0 4px 20px;
  position: relative;
}
.business-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 2px;
  background: var(--primary);
}

/* ---- Market ---- */
.market-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.market-item {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-gray);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.market-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.market-icon {
  font-size: 36px;
  margin-bottom: 12px;
}
.market-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.market-item p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- Vision ---- */
.vision-statement {
  text-align: center;
  margin-bottom: 64px;
}
.vision-statement blockquote {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  line-height: 2;
  position: relative;
  display: inline-block;
}
.vision-statement blockquote::before,
.vision-statement blockquote::after {
  content: '"';
  font-size: 64px;
  color: var(--accent);
  opacity: 0.3;
  font-family: serif;
  position: absolute;
}
.vision-statement blockquote::before {
  top: -20px;
  left: -40px;
}
.vision-statement blockquote::after {
  content: '"';
  bottom: -40px;
  right: -40px;
}
.vision-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 64px;
}
.pillar {
  padding: 32px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  transition: var(--transition);
}
.pillar:hover {
  background: rgba(0, 160, 233, 0.1);
  border-color: var(--primary);
}
.pillar-number {
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}
.pillar h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.pillar p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
}

/* ---- Certifications ---- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.cert-item {
  padding: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  text-align: center;
}
.cert-item strong {
  display: block;
  color: var(--accent);
  font-size: 13px;
  margin-bottom: 8px;
}
.cert-item p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* ---- Contact ---- */
.contact-lead {
  text-align: center;
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 48px;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.contact-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--bg-gray);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.contact-card h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}
.contact-card a {
  color: var(--primary);
  font-weight: 500;
}
.contact-card a:hover {
  color: var(--primary-dark);
}
.contact-social {
  display: flex;
  justify-content: center;
  gap: 16px;
}
.contact-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-gray);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: var(--transition);
}
.contact-social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.contact-social svg {
  width: 20px;
  height: 20px;
}

/* ---- Footer ---- */
.footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.5);
  padding: 48px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.footer-brand {
  text-align: center;
}
.footer-logo-img {
  height: 36px;
  width: auto;
  margin: 0 auto 4px;
}
.footer-brand p {
  font-size: 12px;
  margin-top: 4px;
}
.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.footer-links a:hover {
  color: var(--primary);
}
.footer-copy {
  font-size: 12px;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .features-grid,
  .modes-grid,
  .specs-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .rep-grid { grid-template-columns: 300px 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(15, 15, 35, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 80px 24px 24px;
    transition: var(--transition);
  }
  .nav-menu.active { right: 0; }
  .nav-menu a {
    font-size: 16px;
    padding: 12px 16px;
  }

  .hero-logo-img { max-width: 260px; }
  .hero-title-main { font-size: 18px; }
  .hero-subtitle { font-size: 16px; }
  .hero-desc { font-size: 13px; }
  .hero-buttons { flex-direction: column; align-items: center; }

  .section { padding: 64px 0; }
  .section-title { font-size: 28px; }

  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .rep-grid { grid-template-columns: 1fr; gap: 48px; }
  .rep-image-wrapper { max-width: 300px; margin: 0 auto; }
  .rep-achievements { flex-wrap: wrap; justify-content: center; }

  .features-grid { grid-template-columns: 1fr; }
  .how-grid { grid-template-columns: 1fr; }
  .how-step { border-left: 3px solid var(--primary); border-top: none; }
  .special-grid { grid-template-columns: 1fr; }
  .media-list { grid-template-columns: 1fr; }
  .diff-table { font-size: 12px; }
  .diff-table th, .diff-table td { padding: 12px 12px; }
  .events-grid { grid-template-columns: 1fr; }
  .event-item { flex-direction: column; }
  .event-date { min-width: auto; padding: 10px 14px; justify-content: flex-start; }
  .sassen-gallery { grid-template-columns: 1fr; }
  .sassen-gallery .gallery-large { grid-column: span 1; }
  .kassen-gallery { grid-template-columns: 1fr; }
  .modes-grid { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: repeat(2, 1fr); }
  .media-logos { grid-template-columns: 1fr; }

  .business-grid { grid-template-columns: 1fr; }
  .market-grid { grid-template-columns: 1fr; }
  .vision-pillars { grid-template-columns: 1fr; }
  .vision-statement blockquote { font-size: 18px; }
  .vision-statement blockquote::before,
  .vision-statement blockquote::after { display: none; }
  .cert-grid { grid-template-columns: 1fr; }

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

/* ---- Scroll Animations ---- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}