/* ============================================
   九联AI - JiulianAI 官方网站样式
   ============================================ */

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

:root {
  --org-bar-height: 36px;
  --header-height: 76px;
  --fixed-top-height: var(--header-height);
  --color-bg: #080d1a;
  --color-bg-secondary: #0e1629;
  --color-bg-card: #111b33;
  --color-border: rgba(255,255,255,0.06);
  --color-text: #e2e8f0;
  --color-text-muted: #8892b0;
  --color-accent: #6366f1;
  --color-accent-light: #818cf8;
  --color-accent-glow: rgba(99,102,241,0.25);
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --gradient-hero: linear-gradient(135deg, #1e1b4b 0%, #0f172a 50%, #020617 100%);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* --- Utility --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.18);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-badge .badge-dot {
  width: 7px;
  height: 7px;
  background: var(--color-accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-accent-glow);
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #fff;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
}

/* --- Background ambient --- */
.bg-ambient {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  inset: 0;
}

.bg-ambient .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
}

.bg-ambient .orb-1 {
  width: 600px; height: 600px;
  background: #6366f1;
  top: -200px; right: -150px;
  animation: floatOrb 12s ease-in-out infinite;
}

.bg-ambient .orb-2 {
  width: 500px; height: 500px;
  background: #8b5cf6;
  bottom: -200px; left: -150px;
  animation: floatOrb 15s ease-in-out infinite reverse;
}

.bg-ambient .orb-3 {
  width: 400px; height: 400px;
  background: #06b6d4;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: floatOrb 18s ease-in-out infinite;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.08); }
  66% { transform: translate(-30px, 20px) scale(0.94); }
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(8,13,26,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
}

.logo svg {
  width: 40px; height: 40px;
  flex-shrink: 0;
}

.logo-text .logo-cn {
  display: block;
  font-size: 1.25rem;
  line-height: 1.2;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-text .logo-en {
  display: block;
  font-size: 0.6rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links a {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: #fff;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--gradient-primary);
  color: #fff !important;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(99,102,241,0.4);
}

.nav-cta::after { display: none !important; }

/* Language switch */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  color: var(--color-text-muted) !important;
  padding: 5px 10px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  transition: all var(--transition);
}

.lang-switch::after { display: none !important; }

.lang-switch:hover {
  color: var(--color-accent-light) !important;
  border-color: var(--color-accent);
  background: rgba(99,102,241,0.08);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.menu-toggle span {
  width: 26px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  overflow: hidden;
}

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

.hero-text { max-width: 560px; }

.hero-text .section-badge { margin-bottom: 24px; }

.hero-text h1 {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  color: #fff;
}

.hero-text h1 .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 24px var(--color-accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(99,102,241,0.4);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  background: rgba(99,102,241,0.08);
  transform: translateY(-2px);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-graphic {
  width: 380px; height: 380px;
  position: relative;
}

.hero-graphic .ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(99,102,241,0.2);
  inset: 0;
  animation: spinRing 20s linear infinite;
}

.hero-graphic .ring:nth-child(2) {
  inset: 40px;
  animation-duration: 25s;
  animation-direction: reverse;
  border-color: rgba(139,92,246,0.2);
}

.hero-graphic .ring:nth-child(3) {
  inset: 80px;
  animation-duration: 30s;
  border-color: rgba(6,182,212,0.15);
}

.hero-graphic .core {
  position: absolute;
  inset: 110px;
  background: var(--gradient-primary);
  border-radius: 50%;
  box-shadow: 0 0 80px var(--color-accent-glow), 0 0 160px rgba(99,102,241,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-graphic .core svg {
  width: 64px; height: 64px;
  filter: drop-shadow(0 0 10px rgba(255,255,255,0.3));
}

@keyframes spinRing {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(99,102,241,0.15) 1px, transparent 1px);
  background-size: 32px 32px;
  z-index: -1;
}

/* --- Services Section --- */
.services {
  position: relative;
  z-index: 1;
  padding: 120px 0;
}

.services-header {
  text-align: center;
  margin-bottom: 64px;
}

.services-header .section-subtitle { margin: 0 auto; }

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

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: rgba(99,102,241,0.25);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 40px rgba(99,102,241,0.06);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px; height: 52px;
  background: rgba(99,102,241,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-icon svg {
  width: 26px; height: 26px;
  color: var(--color-accent-light);
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* --- About Section --- */
.about {
  position: relative;
  z-index: 1;
  padding: 120px 0;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text .section-title { font-size: 2.2rem; }

.about-text p {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 20px 16px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.stat-item:hover { border-color: rgba(99,102,241,0.3); }

.stat-item .stat-value {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-item .stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.about-visual { position: relative; }

.about-graphic {
  width: 100%;
  aspect-ratio: 1;
  max-width: 440px;
  margin: 0 auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-graphic .grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(99,102,241,0.06) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(99,102,241,0.06) 1px, transparent 1px);
  background-size: 30px 30px;
}

.about-graphic .center-logo { position: relative; z-index: 1; }

.about-graphic .center-logo svg { width: 100px; height: 100px; }

/* --- Contact Section --- */
.contact {
  position: relative;
  z-index: 1;
  padding: 120px 0;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info .section-title { font-size: 2.2rem; }
.contact-info .section-subtitle { margin-bottom: 40px; }

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact-method:hover { border-color: rgba(99,102,241,0.25); }

.contact-method-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  background: rgba(99,102,241,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-method-icon svg {
  width: 20px; height: 20px;
  color: var(--color-accent-light);
}

.contact-method-text h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}

.contact-method-text span {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.phone-pending small {
  display: block;
  font-size: 0.7rem;
  color: #f59e0b;
  margin-top: 2px;
  font-style: italic;
}

.phone-pending { color: #fbbf24 !important; }

.contact-form-wrapper {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-form-wrapper h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 24px;
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: #fff;
  font-size: 0.93rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  padding: 15px 30px;
  font-size: 0.95rem;
}

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

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

.footer-brand .logo { margin-bottom: 16px; }

.footer-brand p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 320px;
}

.footer-official-label {
  margin-top: 4px;
  margin-bottom: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.footer-company-name {
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: #fff;
  line-height: 1.5;
  max-width: 320px;
}

.footer-description {
  margin-bottom: 0;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 320px;
}

.footer-links h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.footer-bottom a {
  color: var(--color-accent-light);
  transition: var(--transition);
}

.footer-bottom a:hover { color: #fff; }

.footer-icp {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-icp a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.footer-icp a:hover { color: var(--color-accent-light); }

/* --- Scroll to Top --- */
.scroll-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 46px; height: 46px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition);
  z-index: 999;
  color: #fff;
}

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

.scroll-top:hover {
  border-color: var(--color-accent);
  background: rgba(99,102,241,0.15);
  transform: translateY(-3px);
}

.scroll-top svg { width: 20px; height: 20px; }

/* --- Company Legal Section (Apple / DUNS verification) --- */
.company-legal {
  position: relative;
  z-index: 1;
  padding: 80px 0 120px;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
}

.company-legal-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
}

.company-legal-header {
  text-align: center;
  margin-bottom: 40px;
}

.company-legal-header .section-subtitle {
  margin: 0 auto;
  max-width: 720px;
}

.company-legal-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.legal-item {
  padding: 20px 22px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.legal-item:hover {
  border-color: rgba(99,102,241,0.25);
}

.legal-item-wide {
  grid-column: 1 / -1;
}

.legal-item h4 {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-accent-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.legal-item p {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.65;
}

.legal-item a {
  color: var(--color-accent-light);
}

.legal-item a:hover {
  color: #fff;
}

.footer-address {
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 280px;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

/* --- Legal / Policy Pages --- */
.legal-page {
  position: relative;
  z-index: 1;
  padding: 120px 0 80px;
  min-height: 70vh;
}

.legal-page-inner {
  max-width: 800px;
  margin: 0 auto;
}

.legal-page h1 {
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.legal-page .legal-meta {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.legal-page h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 28px 0 12px;
}

.legal-page p,
.legal-page li {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 12px;
}

.legal-page ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-page a {
  color: var(--color-accent-light);
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.legal-back:hover {
  color: var(--color-accent-light);
}

/* --- Org Bar (Apple verification) --- */
.org-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1002;
  background: rgba(99, 102, 241, 0.12);
  border-bottom: 1px solid rgba(99, 102, 241, 0.28);
  padding: 8px 16px;
  font-size: 0.8125rem;
  text-align: center;
  color: var(--color-text-muted);
  line-height: 1.4;
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.28s ease, visibility 0.28s;
  will-change: transform;
}

.org-bar strong {
  color: #fff;
  font-weight: 600;
}

.org-bar-sep {
  margin: 0 10px;
  opacity: 0.35;
}

body.has-org-bar {
  --fixed-top-height: calc(var(--org-bar-height) + var(--header-height));
}

body.has-org-bar .header {
  top: var(--org-bar-height);
  transition: top 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

body.has-org-bar:not(.org-bar-collapsed) .header {
  background: rgba(8, 13, 26, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

body.org-bar-collapsed {
  --fixed-top-height: var(--header-height);
}

body.org-bar-collapsed .org-bar {
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

body.org-bar-collapsed.has-org-bar .header {
  top: 0;
  background: rgba(8, 13, 26, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

body.has-org-bar .hero {
  padding-top: var(--fixed-top-height);
}

body.has-org-bar .legal-page {
  padding-top: calc(120px + var(--org-bar-height));
}

body.has-org-bar section[id] {
  scroll-margin-top: calc(var(--fixed-top-height) + 20px);
}

@media (max-width: 640px) {
  .org-bar-sep,
  .org-bar-local {
    display: none;
  }
}

.verification-notice {
  margin-top: 28px;
  padding: 16px 20px;
  border-radius: var(--radius);
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.25);
  text-align: center;
}

.verification-notice p {
  margin: 0;
  font-size: 0.92rem;
  color: #86efac;
}

.verification-notice a {
  color: #4ade80;
  font-weight: 600;
  text-decoration: underline;
}

.company-info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.95rem;
}

.company-info-table th,
.company-info-table td {
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.company-info-table th {
  width: 34%;
  background: rgba(255, 255, 255, 0.03);
  color: #fff;
  font-weight: 600;
}

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

.company-info-table a {
  color: var(--color-accent-light);
}

.legal-statement {
  padding: 20px 24px;
  border-radius: var(--radius);
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.22);
  margin-bottom: 28px;
}

.legal-statement p {
  margin: 0;
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* --- Corporate site pages --- */
.page-hero {
  position: relative;
  z-index: 1;
  padding: calc(var(--fixed-top-height) + 64px) 0 64px;
  text-align: center;
}

.page-hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.page-hero p {
  max-width: 640px;
  margin: 0 auto;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.page-section {
  position: relative;
  z-index: 1;
  padding: 80px 0;
}

.page-section--alt {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.intro-split,
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.intro-visual,
.split-visual {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.intro-visual::before,
.split-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(99, 102, 241, 0.15), transparent 60%);
}

.intro-visual svg,
.split-visual svg {
  width: 120px;
  height: 120px;
  position: relative;
  z-index: 1;
}

.why-grid,
.mission-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.why-card,
.mission-card,
.value-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: var(--transition);
}

.why-card:hover,
.mission-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-3px);
}

.why-card .card-icon,
.mission-card .card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: rgba(99, 102, 241, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--color-accent-light);
}

.why-card h3,
.mission-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.why-card p,
.mission-card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.stats-section {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.06));
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-box {
  padding: 32px 20px;
}

.stat-box .stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-box .stat-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.logo-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.partner-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 130px;
  transition: var(--transition);
}

.partner-card:hover {
  border-color: rgba(99, 102, 241, 0.32);
  background: rgba(99, 102, 241, 0.05);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.partner-card img {
  height: 42px;
  width: auto;
  max-width: 100%;
  opacity: 0.88;
  transition: opacity var(--transition);
}

.partner-card:hover img {
  opacity: 1;
}

.partner-industry {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.logo-wall-note {
  text-align: center;
  margin-top: 28px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.logo-placeholder {
  aspect-ratio: 2 / 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.cta-banner {
  text-align: center;
  padding: 72px 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.cta-banner h2 {
  font-size: 2rem;
  color: #fff;
  margin-bottom: 12px;
}

.cta-banner p {
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.section-header-center {
  text-align: center;
  margin-bottom: 48px;
}

.section-header-center .section-subtitle {
  margin: 0 auto;
}

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

.news-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-3px);
}

.news-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-light);
  margin-bottom: 12px;
}

.news-card h3 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 8px;
  line-height: 1.4;
}

.news-date {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.news-card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  flex: 1;
  margin-bottom: 16px;
}

.news-card .read-more {
  color: var(--color-accent-light);
  font-weight: 600;
  font-size: 0.9rem;
}

.news-article .news-tag {
  margin-bottom: 12px;
}

.news-article h1 {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 8px;
}

.news-article-body {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

.news-article-body p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.news-article-body a {
  color: var(--color-accent-light);
}

.news-article-body strong {
  color: #fff;
}

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

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--color-bg-card);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: none;
  border: none;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}

.faq-question svg {
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--color-accent-light);
}

.faq-item.open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 22px 18px;
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-item {
  padding: 20px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.contact-info-item h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-light);
  margin-bottom: 6px;
}

.contact-info-item p,
.contact-info-item a {
  color: var(--color-text);
  font-size: 0.95rem;
}

.map-container {
  margin-top: 24px;
  height: 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.map-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

.map-links a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent-light);
  transition: var(--transition);
}

.map-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.map-address-note {
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.map-placeholder {
  margin-top: 24px;
  height: 220px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.about-company-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-bottom: 48px;
}

.about-company-card .company-logo-wrap {
  width: 80px;
  height: 80px;
  margin-bottom: 24px;
}

.values-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.value-chip {
  text-align: center;
  padding: 16px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.18);
  border-radius: var(--radius);
  font-weight: 600;
  color: #fff;
  font-size: 0.9rem;
}

.footer-top--corp {
  grid-template-columns: 1.35fr 1.65fr;
  align-items: start;
}

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

.text-link {
  color: var(--color-accent-light);
  font-weight: 600;
}

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

/* --- Company Info Strip (footer above) --- */
.company-info-strip {
  padding: 64px 0 48px;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.06) 0%, transparent 100%);
  border-top: 1px solid var(--color-border);
}

.company-info-strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.company-info-strip-item {
  padding: 20px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.company-info-strip-item h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.company-info-strip-item p {
  margin: 0;
  line-height: 1.5;
}

.company-info-strip-note {
  text-align: center;
  margin-top: 32px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.muted {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-top: 4px;
}

.footer-updated {
  opacity: 0.75;
  font-size: 0.8125rem;
}

/* --- About page --- */
.page-hero-sub {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-accent-light);
  margin-top: 12px;
}

.page-hero-meta {
  margin-top: 16px;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.mission-grid.mission-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.timeline {
  max-width: 720px;
  margin: 40px auto 0;
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent), var(--color-accent-light));
  opacity: 0.35;
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: 32px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.timeline-year {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent-light);
  margin-bottom: 6px;
}

.timeline-content h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.timeline-content p {
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }
  .hero-text { margin: 0 auto; }
  .hero-text p { max-width: 480px; margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-graphic { width: 280px; height: 280px; }
  .hero-graphic .core { inset: 80px; }
  .hero-graphic .core svg { width: 48px; height: 48px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-content { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { order: -1; }
  .about-graphic { max-width: 300px; }
  .contact-content { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-top--corp { grid-template-columns: 1fr; }
  .footer-nav-columns { grid-template-columns: repeat(3, 1fr); }
  .intro-split, .split-layout, .contact-page-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .mission-grid { grid-template-columns: 1fr; }
  .mission-grid--3 { grid-template-columns: 1fr; }
  .company-info-strip-grid { grid-template-columns: repeat(2, 1fr); }
  .values-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--fixed-top-height); right: -100%;
    width: 280px; height: 100vh;
    flex-direction: column;
    background: rgba(14,22,41,0.98);
    backdrop-filter: blur(20px);
    padding: 100px 32px 40px;
    gap: 28px;
    transition: right var(--transition);
  }
  .nav-links.open { right: 0; }
  .menu-toggle { display: flex; z-index: 1001; }
  .hero-text h1 { font-size: 2.4rem; }
  .services-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-icp { justify-content: center; }
  .section-title { font-size: 1.8rem; }
  .company-legal-grid { grid-template-columns: 1fr; }
  .company-legal-card { padding: 32px 24px; }
  .why-grid, .stats-grid, .news-grid, .logo-wall, .values-row { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 2rem; }
  .footer-top--corp { grid-template-columns: 1fr; }
  .footer-nav-columns { grid-template-columns: 1fr; gap: 28px; }
  .company-info-strip-grid { grid-template-columns: 1fr; }
}