/* ===== RAGWeb Landing — Immersive Design ===== */
:root {
  --bg: #050508;
  --bg-card: rgba(255,255,255,0.03);
  --bg-card-hover: rgba(255,255,255,0.06);
  --fg: #e8e8ef;
  --fg-dim: #8888a0;
  --accent: #6366f1;
  --accent-light: #818cf8;
  --accent-glow: rgba(99,102,241,0.3);
  --accent2: #06b6d4;
  --accent2-glow: rgba(6,182,212,0.25);
  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --radius: 16px;
  /* --font is now defined in fonts.css based on language — do not override here */
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== Cosmic Canvas ===== */
#bg-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* ===== Cursor Glow ===== */
#cursor-glow {
  position: fixed;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  opacity: 0.4;
  transition: opacity 0.3s;
  mix-blend-mode: screen;
}

/* ===== Navigation ===== */
#landing-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 48px;
  height: 72px;
  display: flex;
  align-items: center;
  backdrop-filter: blur(20px) saturate(1.2);
  background: rgba(5,5,8,0.6);
  border-bottom: 1px solid var(--border);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), background 0.3s;
}

#landing-nav.nav-hidden {
  transform: translateY(-100%);
}

.nav-inner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--fg);
  text-decoration: none;
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-accent {
  color: var(--accent-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--fg-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
  position: relative;
}

.nav-link:hover {
  color: var(--fg);
  background: rgba(255,255,255,0.05);
}

.nav-cta {
  color: var(--bg) !important;
  background: var(--accent) !important;
  font-weight: 600;
  margin-left: 8px;
}

.nav-cta:hover {
  background: var(--accent-light) !important;
}

/* ===== Guided Autoplay ===== */
.autoplay-control {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 120;
  width: 34px;
  height: 34px;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: var(--fg);
  background: rgba(8, 8, 14, 0.34);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 50%;
  box-shadow: none;
  backdrop-filter: blur(10px);
  cursor: pointer;
  font-family: var(--font);
  opacity: .36;
  transition: border-color .2s, opacity .2s, background .2s;
}

.autoplay-control:hover {
  opacity: .72;
  border-color: rgba(255,255,255,.18);
  background: rgba(12,12,22,.58);
}

.autoplay-control:focus-visible,
.training-card:focus-visible,
.training-modal-close:focus-visible,
.training-modal-actions a:focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: 3px;
}

.autoplay-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  position: relative;
}

.autoplay-control[aria-pressed="true"] .autoplay-icon::before,
.autoplay-control[aria-pressed="true"] .autoplay-icon::after {
  content: "";
  position: absolute;
  top: 4px;
  width: 2px;
  height: 10px;
  border-radius: 2px;
  background: rgba(232,232,239,.62);
}

.autoplay-control[aria-pressed="true"] .autoplay-icon::before { left: 6px; }
.autoplay-control[aria-pressed="true"] .autoplay-icon::after { right: 6px; }

.autoplay-control[aria-pressed="false"] .autoplay-icon::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 4px;
  border-left: 8px solid rgba(232,232,239,.62);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

.autoplay-copy { display: none; }

.autoplay-progress {
  position: absolute;
  left: 7px;
  right: 7px;
  bottom: 5px;
  height: 1px;
  overflow: hidden;
  border-radius: 2px;
  background: rgba(255,255,255,.04);
  opacity: 0;
  transition: opacity .2s;
}

.autoplay-control:hover .autoplay-progress,
.autoplay-control:focus-visible .autoplay-progress {
  opacity: 1;
}

#autoplay-progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width .15s linear;
}

/* ===== Sections ===== */
.section {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 48px 80px;
}

/* ===== Hero ===== */
#hero {
  min-height: 100vh;
  padding-top: 72px;
}

.hero-content {
  max-width: 900px;
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent-light);
  border: 1px solid rgba(99,102,241,0.3);
  padding: 6px 20px;
  border-radius: 100px;
  margin-bottom: 32px;
  position: relative;
  overflow: hidden;
}

.hero-badge::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.15), transparent);
  animation: badge-sweep 3s ease-in-out infinite;
}

@keyframes badge-sweep {
  0%, 100% { left: -100%; }
  50% { left: 100%; }
}

/* Glitch text effect */
.glitch-text {
  position: relative;
}
.glitch-text::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  color: var(--accent-light);
  opacity: 0;
}

.hero-title {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.title-line {
  display: block;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1);
}

.title-line.revealed {
  opacity: 1;
  transform: translateY(0);
}

.title-word {
  display: inline-block;
  transition: transform 0.3s, color 0.3s;
}

.title-word:hover {
  transform: scale(1.05) translateY(-4px);
  color: var(--accent-light);
}

.title-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  margin: 0 12px;
  vertical-align: middle;
  position: relative;
  top: -4px;
  box-shadow: 0 0 20px var(--accent-glow);
  animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
}

.title-word.accent {
  background: linear-gradient(135deg, var(--accent-light), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 16px;
  color: var(--fg-dim);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-desc.revealed {
  opacity: 1;
  transform: translateY(0);
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 56px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s 0.5s cubic-bezier(0.16,1,0.3,1), transform 0.8s 0.5s cubic-bezier(0.16,1,0.3,1);
}

.hero-actions.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border: 1px solid var(--border-hover);
  color: var(--fg-dim);
  font-size: 15px;
  font-weight: 500;
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--fg);
  background: rgba(99,102,241,0.05);
}

.btn-lg {
  padding: 18px 48px;
  font-size: 17px;
  border-radius: 14px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.8s 0.7s cubic-bezier(0.16,1,0.3,1);
}

.hero-stats.revealed {
  opacity: 1;
  transform: translateY(0);
}

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

.stat-num {
  font-size: 36px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, var(--fg), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-suffix {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent-light);
}

.stat-label {
  display: block;
  font-size: 12px;
  color: var(--fg-dim);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Scroll Hint */
.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -48px;
  width: 100%;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--fg));
  animation: scroll-drop 2s ease-in-out infinite;
}

@keyframes scroll-drop {
  0% { top: -48px; }
  100% { top: 48px; }
}

.scroll-hint span {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--fg-dim);
}

/* ===== Section Header ===== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
  max-width: 640px;
}

.section-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent-light);
  margin-bottom: 16px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s, transform 0.6s;
}

.section-tag.revealed {
  opacity: 1;
  transform: translateY(0);
}

.section-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s 0.1s, transform 0.6s 0.1s;
}

.section-title.revealed {
  opacity: 1;
  transform: translateY(0);
}

.section-title .accent {
  background: linear-gradient(135deg, var(--accent-light), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 16px;
  color: var(--fg-dim);
  line-height: 1.7;
  margin-top: 16px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s 0.2s, transform 0.6s 0.2s;
}

.section-desc.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Features Grid ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1200px;
  width: 100%;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), border-color 0.3s, background 0.3s;
  cursor: default;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s, transform 0.6s cubic-bezier(0.16,1,0.3,1), border-color 0.3s, background 0.3s;
}

.feature-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(99,102,241,0.08), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}

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

.feature-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px) !important;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(6,182,212,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-light);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.6;
}

.feature-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent-light);
  margin-top: 16px;
  opacity: 0.5;
}

/* ===== Pipeline ===== */
.pipeline-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 1100px;
  width: 100%;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s, transform 0.8s cubic-bezier(0.16,1,0.3,1);
}

.pipeline-flow.revealed {
  opacity: 1;
  transform: translateY(0);
}

.pipeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 16px;
  position: relative;
}

.node-core {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-light);
  background: rgba(99,102,241,0.08);
  position: relative;
  transition: transform 0.3s, box-shadow 0.3s;
}

.pipeline-node:hover .node-core {
  transform: scale(1.1);
  box-shadow: 0 0 30px var(--accent-glow);
}

.node-core svg {
  width: 24px;
  height: 24px;
}

.node-label {
  font-size: 14px;
  font-weight: 600;
}

.node-sub {
  font-size: 11px;
  color: var(--fg-dim);
  font-family: var(--mono);
}

/* Animated pulse on pipeline nodes */
.pipeline-node[data-pulse] .node-core::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  opacity: 0;
  animation: node-pulse 2.5s ease-out infinite;
}

@keyframes node-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.6); opacity: 0; }
}

.pipeline-line {
  width: 60px;
  height: 2px;
  background: var(--border);
  position: relative;
  overflow: visible;
  margin: 0 4px;
}

.pipeline-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  pointer-events: none;
}

.pipeline-dot.d1 {
  background: var(--accent-light);
  box-shadow: 0 0 8px var(--accent-glow), 0 0 20px var(--accent-glow);
  animation: dot-travel-h 2.5s linear infinite;
}

.pipeline-dot.d2 {
  background: var(--accent2);
  box-shadow: 0 0 8px var(--accent2-glow), 0 0 20px var(--accent2-glow);
  animation: dot-travel-h 2.5s 1.25s linear infinite;
}

@keyframes dot-travel-h {
  0% { left: -6px; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { left: calc(100% + 6px); opacity: 0; }
}

.line-flow {
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: translateX(-100%);
  animation: line-flow 2s ease-in-out infinite;
}

@keyframes line-flow {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ===== Modules / OpenClaw ===== */
.modules-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  max-width: 1100px;
  width: 100%;
  align-items: center;
}

.module-visual {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit-system {
  position: relative;
  width: 360px;
  height: 360px;
}

.orbit-ring {
  position: absolute;
  border: 1px solid var(--border);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.orbit-1 {
  width: 280px;
  height: 280px;
  animation: orbit-spin 20s linear infinite;
}

.orbit-2 {
  width: 360px;
  height: 360px;
  animation: orbit-spin 30s linear infinite reverse;
}

@keyframes orbit-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.orbit-node {
  position: absolute;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--mono);
  padding: 6px 14px;
  border-radius: 100px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.3);
  color: var(--accent-light);
  white-space: nowrap;
}

.orbit-1 .n1 { top: -16px; left: 50%; transform: translateX(-50%); }
.orbit-1 .n2 { bottom: -16px; left: 10%; }
.orbit-1 .n3 { bottom: -16px; right: 10%; }
.orbit-2 .n4 { top: 50%; left: -20px; transform: translateY(-50%); }
.orbit-2 .n5 { top: 50%; right: -20px; transform: translateY(-50%); }
.orbit-2 .n6 { bottom: -16px; left: 50%; transform: translateX(-50%); }

.orbit-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 60px var(--accent-glow), 0 0 120px var(--accent2-glow);
  animation: center-breathe 3s ease-in-out infinite;
}

@keyframes center-breathe {
  0%, 100% { box-shadow: 0 0 60px var(--accent-glow), 0 0 120px var(--accent2-glow); }
  50% { box-shadow: 0 0 80px var(--accent-glow), 0 0 160px var(--accent2-glow); }
}

.module-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.module-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.6s, transform 0.6s cubic-bezier(0.16,1,0.3,1);
}

.module-item.revealed {
  opacity: 1;
  transform: translateX(0);
}

.mi-icon {
  font-size: 28px;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.module-item:hover .mi-icon {
  border-color: var(--accent);
  background: rgba(99,102,241,0.08);
}

.module-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.module-item p {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.6;
}

/* ===== CTA ===== */
#cta {
  min-height: 60vh;
}

.cta-content {
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s, transform 0.8s cubic-bezier(0.16,1,0.3,1);
}

.cta-content.revealed {
  opacity: 1;
  transform: translateY(0);
}

.cta-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 18px;
  color: var(--fg-dim);
  margin-bottom: 32px;
}

/* ===== Footer ===== */
#landing-footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border);
  padding: 32px 48px;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--fg-dim);
}

/* ===== Magnetic button effect ===== */
[data-magnetic] {
  transition: transform 0.2s cubic-bezier(0.16,1,0.3,1);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .modules-showcase {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .module-visual {
    height: 300px;
  }
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  #landing-nav {
    padding: 0 24px;
  }
  .section {
    padding: 80px 24px 60px;
  }
  .pipeline-flow {
    flex-direction: column;
  }
  .pipeline-line {
    width: 2px;
    height: 40px;
  }
  .line-flow {
    background: linear-gradient(180deg, var(--accent), var(--accent2));
  }
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }
  .stat-divider {
    width: 40px;
    height: 1px;
  }
  .nav-links {
    gap: 4px;
  }
  .nav-link { padding: 6px 10px; font-size: 12px; }
}

/* ===== Utility ===== */
::selection {
  background: var(--accent);
  color: #fff;
}

/* Smooth reveal transition helper */
[data-reveal] {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay for grid items */
.feature-card:nth-child(1) { transition-delay: 0s; }
.feature-card:nth-child(2) { transition-delay: 0.08s; }
.feature-card:nth-child(3) { transition-delay: 0.16s; }
.feature-card:nth-child(4) { transition-delay: 0.24s; }
.feature-card:nth-child(5) { transition-delay: 0.32s; }
.feature-card:nth-child(6) { transition-delay: 0.40s; }

.module-item:nth-child(1) { transition-delay: 0s; }
.module-item:nth-child(2) { transition-delay: 0.1s; }
.module-item:nth-child(3) { transition-delay: 0.2s; }
.module-item:nth-child(4) { transition-delay: 0.3s; }

/* ===== Feature Detail Overlay ===== */
.feature-explore {
  margin-top: 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-light);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s, transform 0.3s;
}

.feature-card:hover .feature-explore {
  opacity: 1;
  transform: translateX(0);
}

.fd-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}

.fd-overlay.active {
  pointer-events: all;
  opacity: 1;
}

.fd-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5,5,8,0.85);
  backdrop-filter: blur(20px);
}

.fd-panel {
  position: relative;
  width: 90vw;
  max-width: 1000px;
  height: 75vh;
  max-height: 680px;
  background: #0a0a10;
  border: 1px solid var(--border-hover);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.9) translateY(30px);
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1);
  box-shadow: 0 40px 120px rgba(0,0,0,0.6), 0 0 80px var(--accent-glow);
}

.fd-overlay.active .fd-panel {
  transform: scale(1) translateY(0);
}

.fd-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 10;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  color: var(--fg-dim);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.fd-close:hover {
  background: rgba(255,255,255,0.1);
  color: var(--fg);
  border-color: var(--border-hover);
}

.fd-header {
  padding: 32px 40px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.fd-tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent-light);
  background: rgba(99,102,241,0.12);
  padding: 4px 12px;
  border-radius: 6px;
  display: inline-block;
  margin-bottom: 12px;
}

.fd-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.fd-desc {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.6;
}

.fd-stage {
  flex: 1;
  position: relative;
  overflow: hidden;
}

/* ===== Chunking Animation ===== */
.chunking-scene {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  padding: 40px;
}

.chunk-doc {
  width: 200px;
  height: 280px;
  background: #1a1a2e;
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.chunk-doc-line {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  margin-bottom: 8px;
}

.chunk-doc-line:nth-child(1) { width: 60%; }
.chunk-doc-line:nth-child(5) { width: 40%; }
.chunk-doc-line:nth-child(8) { width: 70%; }

.chunk-cutter {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  opacity: 0;
}

.chunk-cutter.c1 { top: 33%; animation: cutter-sweep 2s 1s ease-in-out forwards; }
.chunk-cutter.c2 { top: 66%; animation: cutter-sweep 2s 1.5s ease-in-out forwards; }
.chunk-cutter.c3 { top: 50%; animation: cutter-sweep 2s 2s ease-in-out forwards; }

@keyframes cutter-sweep {
  0% { opacity: 0; transform: scaleX(0); }
  10% { opacity: 1; }
  50% { transform: scaleX(1); }
  90% { opacity: 1; }
  100% { opacity: 0.3; transform: scaleX(1); }
}

/* Sliced blocks */
.chunk-blocks {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
}

.chunk-block {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid;
  font-size: 11px;
  font-family: var(--mono);
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(40px);
  animation: chunk-fly-in 0.5s ease-out forwards;
}

.chunk-block:nth-child(1) {
  border-color: rgba(99,102,241,0.5); background: rgba(99,102,241,0.1); color: #818cf8;
  animation-delay: 2.5s;
}
.chunk-block:nth-child(2) {
  border-color: rgba(6,182,212,0.5); background: rgba(6,182,212,0.1); color: #22d3ee;
  animation-delay: 2.8s;
}
.chunk-block:nth-child(3) {
  border-color: rgba(16,185,129,0.5); background: rgba(16,185,129,0.1); color: #34d399;
  animation-delay: 3.1s;
}
.chunk-block:nth-child(4) {
  border-color: rgba(245,158,11,0.5); background: rgba(245,158,11,0.1); color: #fbbf24;
  animation-delay: 3.4s;
}

@keyframes chunk-fly-in {
  to { opacity: 1; transform: translateX(0); }
}

/* Storage box */
.chunk-storage {
  position: absolute;
  right: 40px;
  bottom: 40px;
  width: 120px;
  height: 80px;
  border: 2px solid var(--accent2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent2);
  font-size: 12px;
  font-family: var(--mono);
  font-weight: 600;
  opacity: 0;
  animation: storage-appear 0.6s 3.6s ease-out forwards;
}

@keyframes storage-appear {
  to { opacity: 1; }
}

/* Arrow from blocks to storage */
.chunk-arrow {
  position: absolute;
  right: 100px;
  bottom: 110px;
  color: var(--accent2);
  font-size: 24px;
  opacity: 0;
  animation: arrow-appear 0.5s 3.8s ease-out forwards;
}

@keyframes arrow-appear {
  to { opacity: 0.6; }
}

/* ===== Vision Animation ===== */
.vision-scene {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.vision-img {
  width: 200px;
  height: 160px;
  background: linear-gradient(135deg, #1a1a2e, #2d1b4e);
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}

/* Fake image content */
.vision-img::before {
  content: '📊';
  position: absolute;
  font-size: 40px;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.vision-img::after {
  content: 'Q3 Revenue Report';
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: var(--fg-dim);
  font-family: var(--mono);
  white-space: nowrap;
}

/* Laser scan lines */
.vision-scan {
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-light), var(--accent2), transparent);
  box-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent2-glow);
  animation: laser-scan 1.8s ease-in-out infinite;
}

@keyframes laser-scan {
  0% { top: 0%; }
  50% { top: 100%; }
  100% { top: 0%; }
}

/* Flying extracted items */
.vision-extract {
  position: absolute;
  font-size: 11px;
  font-family: var(--mono);
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.4);
  color: var(--accent-light);
  opacity: 0;
  white-space: nowrap;
}

.vision-extract.ve1 {
  top: 20%; left: 55%;
  animation: flyout 0.8s 1.5s ease-out forwards;
}
.vision-extract.ve2 {
  top: 35%; left: 58%;
  animation: flyout 0.8s 1.8s ease-out forwards;
}
.vision-extract.ve3 {
  top: 50%; left: 56%;
  animation: flyout 0.8s 2.1s ease-out forwards;
}
.vision-extract.ve4 {
  top: 65%; left: 54%;
  animation: flyout 0.8s 2.4s ease-out forwards;
}

@keyframes flyout {
  0% { opacity: 0; transform: translateX(-20px) scale(0.8); }
  100% { opacity: 1; transform: translateX(0) scale(1); }
}

/* Transcription machine */
.vision-machine {
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  width: 180px;
  background: #0d0d18;
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  padding: 16px;
  opacity: 0;
  animation: machine-appear 0.6s 2.5s ease-out forwards;
}

@keyframes machine-appear {
  to { opacity: 1; }
}

.vision-machine-title {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--accent2);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.vm-output {
  font-size: 11px;
  color: var(--fg-dim);
  line-height: 1.6;
  opacity: 0;
}

.vm-output.typing {
  animation: type-in 2s 3s steps(40) forwards;
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--accent-light);
  width: 0;
}

.vm-output.typing.done {
  width: 100%;
  border-right: none;
  opacity: 1;
  white-space: normal;
}

@keyframes type-in {
  from { width: 0; opacity: 1; }
  to { width: 100%; opacity: 1; }
}

/* ===== Recall Animation ===== */
.recall-scene {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 40px;
}

.recall-input {
  width: 100%;
  max-width: 500px;
  padding: 16px 20px;
  background: #0d0d18;
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  color: var(--fg);
  font-size: 15px;
  font-family: var(--font);
  outline: none;
  position: relative;
}

.recall-input .typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent-light);
  animation: blink 0.8s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}

@keyframes blink {
  50% { opacity: 0; }
}

.recall-btn {
  padding: 12px 32px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.2s;
  opacity: 0;
}

.recall-btn.visible {
  opacity: 1;
}

.recall-btn:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

.recall-loading {
  display: flex;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.3s;
}

.recall-loading.active {
  opacity: 1;
}

.recall-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-light);
  animation: load-bounce 0.6s ease-in-out infinite alternate;
}

.recall-dot:nth-child(2) { animation-delay: 0.15s; }
.recall-dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes load-bounce {
  from { transform: translateY(0); opacity: 0.4; }
  to { transform: translateY(-8px); opacity: 1; }
}

.recall-results {
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  transition: opacity 0.5s;
}

.recall-results.visible {
  opacity: 1;
}

.recall-result {
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  transform: translateY(10px);
  opacity: 0;
  animation: result-appear 0.4s ease-out forwards;
}

.recall-result:nth-child(1) { animation-delay: 0.1s; }
.recall-result:nth-child(2) { animation-delay: 0.2s; }
.recall-result:nth-child(3) { animation-delay: 0.3s; }

@keyframes result-appear {
  to { opacity: 1; transform: translateY(0); }
}

.rr-score {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  flex-shrink: 0;
}

.rr-score.high { background: rgba(16,185,129,0.15); color: #34d399; }
.rr-score.mid { background: rgba(245,158,11,0.15); color: #fbbf24; }

.rr-text {
  font-size: 13px;
  color: var(--fg-dim);
  line-height: 1.5;
}

.rr-text em {
  color: var(--accent-light);
  font-style: normal;
  font-weight: 600;
}

/* ===== Preview Animation ===== */
.preview-scene {
  position: absolute;
  inset: 0;
  display: flex;
  padding: 20px 40px;
}

.preview-list {
  width: 280px;
  overflow-y: auto;
  border-right: 1px solid var(--border);
  padding-right: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preview-list::-webkit-scrollbar {
  width: 4px;
}
.preview-list::-webkit-scrollbar-track { background: transparent; }
.preview-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.preview-item {
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  opacity: 0;
  animation: preview-slide-in 0.3s ease-out forwards;
}

.preview-item:hover, .preview-item.selected {
  border-color: var(--accent);
  background: rgba(99,102,241,0.06);
}

@keyframes preview-slide-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.pi-label {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 4px;
}

.pi-meta {
  font-size: 10px;
  color: var(--fg-dim);
  font-family: var(--mono);
}

.preview-detail {
  flex: 1;
  padding-left: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pd-placeholder {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-dim);
  font-size: 14px;
}

.pd-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  opacity: 0;
  animation: pd-appear 0.4s ease-out forwards;
}

@keyframes pd-appear {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.pd-thumb {
  width: 100%;
  height: 100px;
  background: linear-gradient(135deg, #1a1a2e, #2d1b4e);
  border-radius: 8px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--fg-dim);
  font-family: var(--mono);
  border: 1px solid var(--border);
}

.pd-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.pd-tag {
  font-size: 10px;
  font-family: var(--mono);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(99,102,241,0.12);
  color: var(--accent-light);
}

.pd-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.pd-info-item {
  font-size: 11px;
  color: var(--fg-dim);
}

.pd-info-item span {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
  margin-top: 2px;
}

/* ===== Workflow Animation ===== */
.workflow-scene {
  position: absolute;
  inset: 0;
}

.workflow-canvas {
  width: 100%;
  height: 100%;
}

/* ===== MCP Animation ===== */
.mcp-scene {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  gap: 40px;
}

.mcp-data {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-end;
}

.mcp-data-item {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 10px;
  font-family: var(--mono);
  font-weight: 600;
  border: 1px solid;
  opacity: 0;
  animation: mcp-fly-in 0.6s ease-out forwards;
}

.mcp-data-item:nth-child(1) {
  border-color: rgba(99,102,241,0.5); background: rgba(99,102,241,0.1); color: #818cf8;
  animation-delay: 0.3s;
}
.mcp-data-item:nth-child(2) {
  border-color: rgba(6,182,212,0.5); background: rgba(6,182,212,0.1); color: #22d3ee;
  animation-delay: 0.6s;
}
.mcp-data-item:nth-child(3) {
  border-color: rgba(16,185,129,0.5); background: rgba(16,185,129,0.1); color: #34d399;
  animation-delay: 0.9s;
}
.mcp-data-item:nth-child(4) {
  border-color: rgba(245,158,11,0.5); background: rgba(245,158,11,0.1); color: #fbbf24;
  animation-delay: 1.2s;
}

@keyframes mcp-fly-in {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* MCP Interface Machine */
.mcp-machine {
  width: 140px;
  height: 180px;
  background: #0d0d18;
  border: 2px solid var(--accent2);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  opacity: 0;
  animation: machine-fade-in 0.6s 1.5s ease-out forwards;
}

@keyframes machine-fade-in {
  to { opacity: 1; }
}

.mcp-machine-icon {
  font-size: 32px;
}

.mcp-machine-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--accent2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Processing animation inside machine */
.mcp-machine-gear {
  font-size: 16px;
  color: var(--accent-light);
  animation: spin 2s linear infinite;
  opacity: 0;
  animation: spin 2s 2s linear infinite, gear-appear 0.3s 2s ease-out forwards;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes gear-appear {
  to { opacity: 1; }
}

/* MCP output flows */
.mcp-outputs {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mcp-output-item {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 10px;
  font-family: var(--mono);
  font-weight: 600;
  border: 1px solid;
  opacity: 0;
  animation: mcp-output-fly 0.6s ease-out forwards;
}

.mcp-output-item:nth-child(1) {
  border-color: rgba(99,102,241,0.5); background: rgba(99,102,241,0.1); color: #818cf8;
  animation-delay: 3s;
}
.mcp-output-item:nth-child(2) {
  border-color: rgba(6,182,212,0.5); background: rgba(6,182,212,0.1); color: #22d3ee;
  animation-delay: 3.3s;
}
.mcp-output-item:nth-child(3) {
  border-color: rgba(16,185,129,0.5); background: rgba(16,185,129,0.1); color: #34d399;
  animation-delay: 3.6s;
}

@keyframes mcp-output-fly {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* MCP arrow into machine */
.mcp-arrow-in {
  font-size: 20px;
  color: var(--accent);
  opacity: 0;
  animation: arrow-pulse 0.6s 1.5s ease-out forwards;
}

.mcp-arrow-out {
  font-size: 20px;
  color: var(--accent2);
  opacity: 0;
  animation: arrow-pulse 0.6s 2.8s ease-out forwards;
}

@keyframes arrow-pulse {
  0% { opacity: 0; }
  50% { opacity: 1; }
  100% { opacity: 0.6; }
}

/* MCP final destination - vector KB */
.mcp-vector-kb {
  position: absolute;
  bottom: 30px;
  right: 40px;
  padding: 14px 24px;
  border: 2px solid rgba(16,185,129,0.5);
  border-radius: 12px;
  background: rgba(16,185,129,0.08);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  color: #34d399;
  opacity: 0;
  animation: kb-appear 0.6s 4s ease-out forwards;
}

@keyframes kb-appear {
  to { opacity: 1; }
}

/* ===== Boot Overlay ===== */
#boot-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1);
}

#boot-overlay.boot-done {
  opacity: 0;
  transform: scale(1.05);
  pointer-events: none;
}

.boot-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.boot-icon {
  color: var(--accent-light);
  animation: boot-pulse 1.5s ease-in-out infinite;
}

@keyframes boot-pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

.boot-text {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.boot-accent {
  color: var(--accent-light);
}

.boot-bar {
  width: 200px;
  height: 3px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.boot-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 3px;
  transition: width 0.2s ease-out;
}

.boot-status {
  font-size: 11px;
  font-family: var(--mono);
  color: var(--fg-dim);
  letter-spacing: 0.1em;
}

/* ===== Hero Title Light Sweep ===== */
.hero-title {
  position: relative;
}

.hero-title.light-sweep::after {
  content: '';
  position: absolute;
  top: -20%;
  left: 0;
  width: 100px;
  height: 140%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), rgba(255,255,255,0.25), rgba(99,102,241,0.15), transparent);
  pointer-events: none;
  z-index: 10;
  animation: hero-light-pass 1.8s ease-out forwards;
}

@keyframes hero-light-pass {
  0% { transform: translateX(-200px); opacity: 1; }
  70% { opacity: 1; }
  100% { transform: translateX(100vw); opacity: 0; }
}

/* Hero badge persistent shimmer */
.hero-badge::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: badge-shimmer 4s 3s ease-in-out infinite;
}

@keyframes badge-shimmer {
  0%, 100% { left: -100%; }
  50% { left: 100%; }
}

/* ===== Cases Section ===== */
.section-cases {
  background: linear-gradient(180deg, transparent, rgba(99,102,241,0.03) 30%, rgba(6,182,212,0.02) 70%, transparent);
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 1200px;
  width: 100%;
}

.case-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px 28px;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), border-color 0.3s, box-shadow 0.3s;
  cursor: default;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s, transform 0.6s cubic-bezier(0.16,1,0.3,1), border-color 0.3s, box-shadow 0.3s;
}

.case-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.case-card:nth-child(2) {
  transition-delay: 0.12s;
}

.case-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}

.case-card:hover .case-glow {
  opacity: 1;
}

.case-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 40px rgba(99,102,241,0.15), 0 0 80px rgba(99,102,241,0.05);
}

.case-accent-line {
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  border-radius: 4px 0 0 4px;
}

.case-accent-line.cyan-line {
  background: linear-gradient(180deg, var(--accent2), #34d399);
}

.case-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.case-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(6,182,212,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-light);
  flex-shrink: 0;
}

.case-icon-wrap.cyan {
  background: linear-gradient(135deg, rgba(6,182,212,0.15), rgba(16,185,129,0.1));
  color: var(--accent2);
}

.case-meta h3 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.case-company {
  font-size: 13px;
  color: var(--fg-dim);
  font-family: var(--mono);
}

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

.case-tag {
  font-size: 11px;
  font-family: var(--mono);
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 6px;
  background: rgba(99,102,241,0.12);
  color: #818cf8;
  border: 1px solid rgba(99,102,241,0.25);
}

.case-tag.cyan {
  background: rgba(6,182,212,0.12);
  color: #22d3ee;
  border-color: rgba(6,182,212,0.25);
}

.case-tag.green {
  background: rgba(16,185,129,0.12);
  color: #34d399;
  border-color: rgba(16,185,129,0.25);
}

.case-tag.yellow {
  background: rgba(245,158,11,0.12);
  color: #fbbf24;
  border-color: rgba(245,158,11,0.25);
}

.case-tag.purple {
  background: rgba(139,92,246,0.12);
  color: #a78bfa;
  border-color: rgba(139,92,246,0.25);
}

.case-desc {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.7;
  margin-bottom: 20px;
}

.case-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.case-highlight {
  background: rgba(99,102,241,0.06);
  border: 1px solid rgba(99,102,241,0.15);
  border-radius: 10px;
  padding: 12px 10px;
  text-align: center;
}

.case-highlight.cyan {
  background: rgba(6,182,212,0.06);
  border-color: rgba(6,182,212,0.15);
}

.ch-num {
  display: block;
  font-size: 15px;
  font-weight: 800;
  color: var(--accent-light);
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.case-highlight.cyan .ch-num {
  color: var(--accent2);
}

.ch-label {
  display: block;
  font-size: 10px;
  color: var(--fg-dim);
  font-family: var(--mono);
  letter-spacing: 0.02em;
}

.btn-secondary {
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  min-height:48px; padding:0 20px; border:1px solid rgba(127,235,184,.62);
  color:#dfffee; text-decoration:none; font-weight:700; letter-spacing:.02em;
  background:rgba(18,71,51,.34); box-shadow:inset 0 0 0 1px rgba(255,255,255,.05);
  transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.btn-secondary:hover { transform:translateY(-2px); background:rgba(30,131,89,.35); border-color:#aaffd1; }

/* ===== Enterprise Training Showcase ===== */
.section-training {
  justify-content: flex-start;
  min-height: auto;
  padding-top: 132px;
  padding-bottom: 150px;
  background:
    radial-gradient(circle at 12% 10%, rgba(6,182,212,.08), transparent 34%),
    linear-gradient(180deg, transparent 0%, rgba(10,12,24,.78) 12%, rgba(5,5,8,.9) 88%, transparent 100%);
}

.training-intro {
  width: 100%;
  max-width: 1440px;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr);
  gap: 80px;
  align-items: end;
  margin-bottom: 44px;
}

.training-title {
  margin-top: 18px;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1.08;
  letter-spacing: -.052em;
  font-weight: 900;
}

.training-title span { color: var(--accent-light); }

.training-intro > p {
  color: #b4b7c6;
  font-size: 18px;
  line-height: 1.9;
  padding-bottom: 5px;
}

.training-grid {
  width: 100%;
  max-width: 1440px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.training-card {
  position: relative;
  min-height: 370px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 30px 30px 28px;
  overflow: hidden;
  color: var(--fg);
  background:
    linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.02)),
    rgba(8,9,16,.78);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 22px;
  font-family: var(--font);
  text-align: left;
  cursor: pointer;
  opacity: 0;
  transform: translateY(24px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  transition: opacity .55s, transform .55s cubic-bezier(.16,1,.3,1), background .3s, border-color .3s, box-shadow .3s;
}

.training-card.revealed { opacity: 1; transform: translateY(0); }
.training-card:nth-child(2), .training-card:nth-child(6) { transition-delay: .06s; }
.training-card:nth-child(3), .training-card:nth-child(7) { transition-delay: .12s; }
.training-card:nth-child(4), .training-card:nth-child(8) { transition-delay: .18s; }

.training-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  background:
    radial-gradient(circle at 24px 24px, rgba(6,182,212,.16), transparent 36%),
    linear-gradient(145deg, rgba(99,102,241,.15), transparent 58%);
  transition: opacity .3s;
}

.training-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 4px;
  height: 0;
  background: var(--accent2);
  border-radius: 0 4px 4px 0;
  transition: height .35s cubic-bezier(.16,1,.3,1);
}

.training-card:hover {
  background:
    linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.028)),
    rgba(16,18,32,.96);
  border-color: rgba(129,140,248,.34);
  box-shadow: 0 18px 70px rgba(0,0,0,.28), 0 0 34px rgba(99,102,241,.08), inset 0 1px 0 rgba(255,255,255,.07);
  transform: translateY(-4px);
}
.training-card:hover::before { opacity: 1; }
.training-card:hover::after { height: calc(100% - 44px); }

.training-index {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 30px;
  color: rgba(255,255,255,.62);
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: .08em;
}

.training-sector {
  position: absolute;
  z-index: 1;
  top: 31px;
  right: 30px;
  color: var(--accent2);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
}

.training-card h3 {
  position: relative;
  z-index: 1;
  margin: 44px 0 16px;
  min-height: 72px;
  font-size: 27px;
  line-height: 1.28;
  letter-spacing: -.025em;
}

.training-card p {
  position: relative;
  z-index: 1;
  color: #aeb2c2;
  font-size: 17px;
  line-height: 1.76;
}

.training-tags {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.training-tags i {
  padding: 6px 10px;
  color: #c9cbd7;
  background: rgba(255,255,255,.055);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 999px;
  font-size: 14px;
  font-style: normal;
}

.training-link {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding-top: 28px;
  color: #e3e5f0;
  font-size: 16px;
  font-weight: 700;
}

.training-link b {
  display: inline-block;
  margin-left: 5px;
  color: var(--accent-light);
  transition: transform .2s;
}

.training-card:hover .training-link b { transform: translate(3px,-3px); }

/* ===== Training Modal ===== */
.training-modal[hidden] { display: none; }

.training-modal {
  position: fixed;
  inset: 0;
  z-index: 10020;
  display: grid;
  place-items: center;
  padding: 24px;
}

.training-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2,2,7,.82);
  backdrop-filter: blur(12px);
}

.training-modal-panel {
  position: relative;
  width: min(720px, 100%);
  max-height: min(760px, calc(100vh - 48px));
  overflow-y: auto;
  padding: 42px;
  background:
    linear-gradient(150deg, rgba(99,102,241,.1), transparent 35%),
    #0a0b12;
  border: 1px solid rgba(255,255,255,.15);
  box-shadow: 0 30px 100px rgba(0,0,0,.65);
}

.training-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 36px;
  height: 36px;
  color: var(--fg-dim);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  cursor: pointer;
  font-size: 22px;
}

.training-modal-head { display: flex; gap: 12px; align-items: center; margin-bottom: 22px; }
.training-modal-sector { color: var(--accent2); font: 11px var(--mono); letter-spacing: .12em; }
.training-modal-index { color: rgba(255,255,255,.3); font: 11px var(--mono); }
.training-modal-panel h2 { max-width: 580px; font-size: clamp(28px,4vw,42px); line-height: 1.15; letter-spacing: -.035em; }

.training-modal-summary {
  margin-top: 20px;
  color: #adaebe;
  line-height: 1.8;
  font-size: 15px;
}

.training-modal-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.09);
}

.training-modal-label {
  display: block;
  margin-bottom: 13px;
  color: var(--accent-light);
  font: 10px var(--mono);
  letter-spacing: .14em;
}

.training-modal-columns ul { list-style: none; display: grid; gap: 9px; }
.training-modal-columns li, .training-modal-columns p { color: var(--fg-dim); font-size: 13px; line-height: 1.7; }
.training-modal-columns li::before { content: "—"; margin-right: 9px; color: var(--accent2); }

.training-modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 36px; }
.training-modal-actions a { padding: 12px 24px; text-decoration: none; font-size: 13px; font-weight: 700; }
.training-action-secondary { color: var(--fg); border: 1px solid rgba(255,255,255,.16); }
.training-action-primary { color: #fff; background: var(--accent); border: 1px solid var(--accent); }

/* ===== CTA Section Enhancement ===== */
.section-cta {
  position: relative;
  overflow: hidden;
}

.cta-spotlight {
  position: absolute;
  top: 60%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, rgba(6,182,212,0.04) 40%, transparent 70%);
  pointer-events: none;
}

.cta-rings {
  position: absolute;
  top: 55%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.cta-ring {
  position: absolute;
  border: 1px solid var(--accent);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  opacity: 0;
  animation: cta-ring-pulse 4s ease-out infinite;
}

.cta-ring:nth-child(1) { animation-delay: 0s; }
.cta-ring:nth-child(2) { animation-delay: 1.33s; }
.cta-ring:nth-child(3) { animation-delay: 2.66s; }

@keyframes cta-ring-pulse {
  0% {
    width: 60px; height: 60px;
    margin-left: -30px; margin-top: -30px;
    opacity: 0.5;
  }
  100% {
    width: 500px; height: 500px;
    margin-left: -250px; margin-top: -250px;
    opacity: 0;
  }
}

.cta-button {
  position: relative;
}

.cta-kicker {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--accent2);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
}

.section-cta .cta-content { max-width: 850px; }
.section-cta .cta-title { line-height: 1.08; }
.section-cta .cta-desc { max-width: 640px; margin-left: auto; margin-right: auto; line-height: 1.7; }

.cta-button::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  opacity: 0;
  z-index: -1;
  animation: cta-glow-pulse 3s ease-in-out infinite;
}

@keyframes cta-glow-pulse {
  0%, 100% { opacity: 0; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(1.05); }
}

/* ===== Enhanced Orbit 3D ===== */
.orbit-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 60px var(--accent-glow), 0 0 120px var(--accent2-glow), inset 0 0 30px rgba(255,255,255,0.1);
  animation: center-breathe 3s ease-in-out infinite;
}

.orbit-node {
  transition: box-shadow 0.3s, border-color 0.3s;
}

.orbit-node:hover {
  border-color: var(--accent-light) !important;
  box-shadow: 0 0 20px var(--accent-glow);
}

/* ===== Mobile Responsive for Landing ===== */
@media (max-width: 768px) {
  #boot-overlay .boot-icon svg { width: 40px; height: 40px; }
  .boot-text { font-size: 22px; }
  .boot-bar { width: 160px; }

  .cases-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .case-card { padding: 28px 20px 22px; }
  .case-highlights { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .ch-num { font-size: 13px; }
  .ch-label { font-size: 9px; }

  .hero-title { font-size: clamp(36px, 10vw, 64px); }
  .title-dot { width: 8px; height: 8px; margin: 0 6px; }

  .cta-ring { display: none; }
  .cta-spotlight { width: 300px; height: 300px; }
  .autoplay-control { right: 10px; bottom: 10px; width: 32px; height: 32px; min-height: 0; padding: 0; }
  .autoplay-icon { margin: auto; }
  .autoplay-progress { left: 7px; right: 7px; bottom: 5px; }

  .section { padding: 80px 20px 60px; }
  .section-header { margin-bottom: 40px; }

  .module-visual { height: 260px; }
  .orbit-system { width: 280px; height: 280px; }
  .orbit-1 { width: 220px; height: 220px; }
  .orbit-2 { width: 280px; height: 280px; }
  .orbit-center { width: 70px; height: 70px; font-size: 10px; }

  .orbit-node {
    font-size: 9px;
    padding: 4px 10px;
  }

  /* Pipeline dots vertical on mobile */
  .pipeline-dot.d1,
  .pipeline-dot.d2 {
    animation-name: dot-travel-v;
  }

  @keyframes dot-travel-v {
    0% { top: -6px; left: 50%; transform: translateX(-50%); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: calc(100% + 6px); left: 50%; transform: translateX(-50%); opacity: 0; }
  }

  .features-grid {
    gap: 16px;
  }

  .feature-card { padding: 24px 20px; }

  .section-training { padding-top: 100px; padding-bottom: 100px; }
  .training-intro { grid-template-columns: 1fr; gap: 24px; margin-bottom: 38px; }
  .training-grid { grid-template-columns: 1fr; }
  .training-title { font-size: clamp(34px, 10vw, 50px); }
  .training-intro > p { font-size: 16px; }
  .training-card { min-height: 326px; padding: 27px 25px; border-radius: 18px; }
  .training-sector { top: 30px; right: 25px; font-size: 12px; }
  .training-card h3 { min-height: auto; margin-top: 38px; font-size: 25px; }
  .training-card p { font-size: 17px; }
  .training-tags i { font-size: 13px; }
  .training-link { font-size: 16px; }
  .training-modal { padding: 12px; }
  .training-modal-panel { padding: 34px 22px 24px; max-height: calc(100vh - 24px); }
  .training-modal-columns { grid-template-columns: 1fr; gap: 24px; }
  .training-modal-actions { flex-direction: column; }
  .training-modal-actions a { text-align: center; }
}

@media (max-width: 480px) {
  .cases-grid { gap: 16px; }
  .case-header { gap: 12px; }
  .case-meta h3 { font-size: 17px; }
  .case-tags { gap: 6px; }
  .case-tag { font-size: 10px; padding: 3px 8px; }
  .case-desc { font-size: 13px; }
  .case-highlights { grid-template-columns: 1fr; gap: 8px; }
  .case-highlight { padding: 10px; display: flex; align-items: center; gap: 10px; text-align: left; }
  .ch-num { margin-bottom: 0; }
  .case-icon-wrap { width: 48px; height: 48px; }
  .training-card { min-height: 344px; }
  .training-sector {
    position: relative;
    top: auto;
    right: auto;
    margin-top: 10px;
  }
  .training-card h3 { margin-top: 30px; font-size: 24px; }
}

/* ===== Star Detail Popup ===== */
.star-popup {
  position: fixed;
  z-index: 9000;
  width: 300px;
  background: rgba(8, 8, 20, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 16px;
  padding: 20px;
  opacity: 0;
  transform: scale(0.9) translateY(8px);
  transition: opacity 0.25s, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(99, 102, 241, 0.08);
  font-family: var(--font);
}
.star-popup.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}
.star-popup-close {
  position: absolute;
  top: 12px; right: 12px;
  background: none; border: none;
  color: rgba(255,255,255,0.4);
  font-size: 16px; cursor: pointer;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  transition: all 0.15s;
}
.star-popup-close:hover {
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.06);
}
.star-popup-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px;
}
.star-popup-color {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 8px currentColor;
}
.star-popup-title {}
.star-popup-name {
  color: #e8e8ef;
  font-size: 16px;
  font-weight: 600;
}
.star-popup-type {
  color: var(--fg-dim);
  font-size: 12px;
  margin-top: 2px;
}
.star-popup-info {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 14px;
}
.star-popup-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.star-popup-row span:first-child {
  color: var(--fg-dim);
}
.star-popup-row span:last-child {
  color: #d0d0df;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.star-popup-desc {
  font-size: 12px;
  color: var(--fg-dim);
  line-height: 1.6;
  max-height: 100px;
  overflow-y: auto;
  padding-right: 4px;
}
.star-popup-desc::-webkit-scrollbar {
  width: 3px;
}
.star-popup-desc::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
}
.star-popup-loading {
  text-align: center;
  color: var(--fg-dim);
  padding: 30px 0;
  font-size: 13px;
}
.star-popup-chat {
  display: block;
  margin-top: 12px;
  padding: 10px 16px;
  background: linear-gradient(135deg, rgba(99,102,241,0.2), rgba(6,182,212,0.15));
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 10px;
  color: var(--accent-light);
  text-align: center;
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.star-popup-chat:hover {
  background: linear-gradient(135deg, rgba(99,102,241,0.35), rgba(6,182,212,0.25));
  border-color: rgba(99,102,241,0.5);
  color: #fff;
}

@media (min-width: 769px) and (max-width: 1100px) {
  .training-grid { grid-template-columns: repeat(2, 1fr); }
  .training-card { min-height: 340px; }
}

@media (min-width: 1280px) {
  .section-training { padding-left: 32px; padding-right: 32px; }
}