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

:root {
  --primary: #4f46e5;
  --primary-light: #6366f1;
  --primary-dark: #4338ca;
  --accent: #06b6d4;
  --accent-light: #22d3ee;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --bg-nav: rgba(255, 255, 255, 0.88);
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --border-hover: #c7d2fe;
  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 60px rgba(79, 70, 229, 0.15);
  --font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --gradient-primary: linear-gradient(135deg, #4f46e5, #06b6d4);
  --gradient-hero: linear-gradient(160deg, #0f172a 0%, #1e1b4b 40%, #312e81 100%);
}

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

body {
  font-family: var(--font-family);
  color: var(--text-primary);
  background: var(--bg-page);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ========== SKIP LINK (Accessibility) ========== */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  padding: 12px 24px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  border-radius: 0 0 8px 0;
  font-size: 14px;
}
.skip-link:focus {
  left: 0;
}

/* ========== NAV ========== */
.nav-wrapper {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: auto;
  max-width: calc(100vw - 32px);
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-nav);
  backdrop-filter: blur(24px) saturate(1.8);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  border-radius: 60px;
  padding: 6px 8px 6px 18px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.03);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  margin-right: 8px;
  flex-shrink: 0;
}

.nav-logo-img,
.footer-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.nav-logo span:last-child {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 6px 14px;
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 20px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--text-primary);
  background: rgba(79, 70, 229, 0.06);
}

.nav-links a.active {
  color: var(--primary);
  font-weight: 600;
  background: rgba(79, 70, 229, 0.08);
}

.nav-mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  border-radius: 50%;
  transition: background 0.2s;
}
.nav-mobile-toggle:hover {
  background: rgba(0, 0, 0, 0.04);
}

.nav-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
  margin-left: 4px;
}

.nav-download:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.3);
}

.nav-download i { font-size: 12px; }

/* Mobile nav panel */
.mobile-nav-panel {
  position: fixed;
  top: 72px;
  left: 16px;
  right: 16px;
  z-index: 999;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 16px;
  display: none;
  border: 1px solid var(--border-color);
}
.mobile-nav-panel.open { display: block; }
.mobile-nav-panel ul { list-style: none; }
.mobile-nav-panel a {
  display: block;
  padding: 12px 16px;
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  transition: background 0.15s;
}
.mobile-nav-panel a:hover { background: rgba(79, 70, 229, 0.06); }

/* ========== HERO ========== */
.hero {
  position: relative;
  text-align: center;
  padding: 160px 24px 80px;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.25) 0%, rgba(6, 182, 212, 0.1) 40%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
  color: #fff;
}

.gradient-text {
  background: linear-gradient(135deg, #a5b4fc 0%, #67e8f9 50%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.65);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

.hero-platforms {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 36px;
  background: var(--gradient-primary);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s, box-shadow 0.25s;
  box-shadow: 0 4px 20px rgba(79, 70, 229, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.45);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 32px;
  background: transparent;
  color: rgba(255, 255, 255, 0.85);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s;
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}
.btn-outline .arrow { transition: transform 0.2s; }
.btn-outline:hover .arrow { transform: translateX(4px); }

.btn-outline-hero {
  border-color: rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.9);
}
.btn-outline-hero:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

.btn-lg { padding: 16px 44px; font-size: 17px; }

/* ========== SHOWCASE ========== */
.showcase-section {
  padding: 0 24px 80px;
  margin-top: -40px;
  position: relative;
  z-index: 2;
}

.showcase-wrapper {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}

.showcase-img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.18);
  display: block;
}

.showcase-float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg-white);
  border-radius: 50px;
  box-shadow: var(--shadow-lg);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  animation: float 3s ease-in-out infinite;
}
.showcase-float i {
  color: var(--primary);
  font-size: 16px;
}

.showcase-float-1 {
  bottom: 30px;
  left: -20px;
  animation-delay: 0s;
}
.showcase-float-2 {
  top: 40px;
  right: -20px;
  animation-delay: 1.5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ========== SECTION COMMON ========== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

.section-header h2 {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  line-height: 1.2;
}

.section-header p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========== CAPABILITIES ========== */
.capabilities-section {
  padding: 80px 24px 48px;
  max-width: 1200px;
  margin: 0 auto;
}

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

.cap-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  border: 1px solid var(--border-color);
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
  cursor: default;
}
.cap-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.cap-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(79, 70, 229, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 20px;
  color: var(--primary);
}

.cap-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.cap-card > p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.cap-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cap-tags span {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 50px;
  background: rgba(79, 70, 229, 0.06);
  color: var(--primary);
  font-weight: 500;
}

/* ========== FEATURES TABS ========== */
.features-section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.features-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 24px;
  border: 1.5px solid var(--border-color);
  background: var(--bg-white);
  border-radius: 50px;
  font-size: 15px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
  font-weight: 500;
}
.tab-btn:hover {
  border-color: var(--primary-light);
  color: var(--primary);
}
.tab-btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.25);
}

.tab-content { display: none; }
.tab-content.active {
  display: block;
  animation: fadeUp 0.4s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== FEATURE CARDS ========== */
.feature-card {
  display: flex;
  align-items: center;
  gap: 56px;
  margin-bottom: 64px;
  padding: 40px;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: box-shadow 0.3s;
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
}
.feature-card:last-child { margin-bottom: 0; }
.feature-card.reverse { flex-direction: row-reverse; }

.feature-text { flex: 1; min-width: 260px; }
.feature-number {
  font-size: 13px;
  color: var(--text-light);
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.feature-text h3 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.feature-text p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
}

.feature-visual { flex: 1.2; min-width: 260px; }
.feature-visual img {
  width: 100%;
  border-radius: var(--radius-md);
  display: block;
}

/* ========== STATS ========== */
.stats-section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  transition: border-color 0.3s, transform 0.3s;
}
.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 42px;
  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-unit {
  font-size: 20px;
  font-weight: 700;
}
.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========== INSIGHT SECTIONS ========== */
.insight-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
}

.insight-section.light {
  background: var(--bg-white);
  border-block: 1px solid var(--border-color);
  max-width: none;
  padding-left: max(24px, calc(50vw - 600px));
  padding-right: max(24px, calc(50vw - 600px));
}

.insight-list {
  list-style: none;
  max-width: 1200px;
  margin: 0 auto 24px;
  display: grid;
  gap: 20px;
}
.insight-list.three-cols { grid-template-columns: repeat(3, 1fr); }

.insight-list li {
  background: var(--bg-page);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--border-color);
  transition: border-color 0.2s;
}
.insight-list li:hover { border-color: var(--border-hover); }

.insight-list strong {
  display: block;
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.insight-list span {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.lang-note {
  max-width: 1200px;
  margin: 0 auto;
  font-size: 14px;
  color: var(--text-light);
  text-align: center;
}

.insight-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.insight-item {
  background: var(--bg-card);
  padding: 28px 24px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  transition: border-color 0.3s, transform 0.3s;
}
.insight-item:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.insight-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(79, 70, 229, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--primary);
  font-size: 18px;
}

.insight-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.insight-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========== FAQ ========== */
.faq-section {
  padding: 80px 24px;
  max-width: 800px;
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item:hover,
.faq-item[open] {
  border-color: var(--border-hover);
}

.faq-item summary {
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 300;
  color: var(--text-light);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item[open] summary::after {
  content: "−";
  color: var(--primary);
}

.faq-answer {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========== DOWNLOAD ========== */
.download-section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.download-grid.download-grid-2col {
  grid-template-columns: repeat(2, 1fr);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 32px;
}

.dl-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  border: 1px solid var(--border-color);
  text-align: center;
  transition: border-color 0.3s, transform 0.3s;
}
.dl-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.dl-card-icon {
  font-size: 36px;
  color: var(--primary);
  margin-bottom: 16px;
}

.dl-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.dl-card-meta {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  border: none;
  transition: all 0.25s ease;
}

.dl-btn-block {
  width: 100%;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 15px;
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.25);
}
.dl-btn-block:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(79, 70, 229, 0.35);
}

.dl-btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  box-shadow: none;
}
.dl-btn-outline:hover {
  background: rgba(79, 70, 229, 0.06);
  transform: translateY(-2px);
}

.trust-badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  font-size: 14px;
  color: var(--text-secondary);
}
.trust-badges li {
  display: flex;
  align-items: center;
  gap: 6px;
}
.trust-badges li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary);
  font-size: 11px;
  font-weight: 700;
}

/* ========== CTA ========== */
.cta-section {
  position: relative;
  text-align: center;
  padding: 100px 24px 80px;
  background: var(--gradient-hero);
  overflow: hidden;
}
.cta-glow {
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  color: #fff;
  position: relative;
}
.cta-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 36px;
  position: relative;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  position: relative;
}

/* ========== BACK TO TOP ========== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  color: var(--text-secondary);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.3s, transform 0.3s, border-color 0.2s;
  pointer-events: none;
  z-index: 100;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ========== FOOTER ========== */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 48px 40px 28px;
  font-size: 13px;
}

.footer-top {
  display: flex;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto 40px;
}

.footer-brand { flex-shrink: 0; min-width: 160px; }
.footer-brand .footer-logo-img { margin-bottom: 12px; }
.footer-brand-name {
  font-size: 18px;
  font-weight: 700;
  color: #e2e8f0;
  display: block;
  margin-top: 8px;
}
.footer-brand-desc {
  font-size: 13px;
  color: #64748b;
  margin-top: 4px;
}

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

.footer-col h4 {
  color: #e2e8f0;
  font-size: 14px;
  margin-bottom: 14px;
  font-weight: 600;
}
.footer-col a {
  display: block;
  color: #94a3b8;
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
  font-size: 13px;
}
.footer-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-info {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}
.footer-info span { white-space: nowrap; }

.footer-links { display: flex; gap: 24px; }
.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: #fff; }

/* ========== SCROLL REVEAL ========== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero h1 { font-size: 36px; }
  .hero { padding: 130px 20px 60px; }

  .section-header h2 { font-size: 28px; }

  .capability-grid,
  .insight-list.three-cols,
  .insight-cards,
  .download-grid,
  .download-grid.download-grid-2col,
  .footer-columns,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    flex-direction: column !important;
    gap: 28px;
    padding: 24px;
  }
  .feature-text,
  .feature-visual {
    min-width: unset;
    width: 100%;
  }
  .feature-text h3 { font-size: 22px; }

  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }

  .footer-top {
    flex-direction: column;
    gap: 32px;
  }

  .cta-section h2 { font-size: 26px; }

  .showcase-float { display: none; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 28px; }
  .hero-subtitle { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .btn-primary,
  .btn-outline { width: 100%; justify-content: center; }
  .btn-lg { padding: 14px 32px; font-size: 15px; }
  .stat-number { font-size: 32px; }
  .footer { padding: 32px 20px; }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-info { justify-content: center; }
}