/* ===== CSS Variables / Design Tokens ===== */
:root {
/* Primary */
--primary-50: #F5F0FB;
--primary-100: #EAE0F7;
--primary-200: #D4C1EF;
--primary-400: #7E5CB5;
--primary-500: #593E98;
--primary-600: #4A3380;
--primary-700: #3B2868;

/* Neutral */
--gray-50: #F8FAFC;
--gray-100: #F1F5F9;
--gray-200: #E2E8F0;
--gray-300: #CBD5E1;
--gray-400: #94A3B8;
--gray-500: #64748B;
--gray-600: #475569;
--gray-700: #334155;
--gray-800: #1E293B;
--gray-900: #0F172A;
--gray-950: #020617;

/* Accent */
--green-500: #10B981;
--amber-500: #F59E0B;
--rose-500: #F43F5E;
--blue-500: #3B82F6;

/* Surfaces */
--bg: #FFFFFF;
--bg-subtle: var(--gray-50);
--bg-muted: var(--gray-100);
--surface: #FFFFFF;
--surface-elevated: #FFFFFF;
--border: var(--gray-200);
--border-subtle: var(--gray-100);

/* Text */
--text-primary: var(--gray-900);
--text-secondary: var(--gray-600);
--text-tertiary: var(--gray-400);

/* Shadows */
--shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
--shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
--shadow-md: 0 4px 6px -1px rgba(0,0,0,0.06), 0 2px 4px -2px rgba(0,0,0,0.04);
--shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.06), 0 4px 6px -4px rgba(0,0,0,0.04);
--shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.06), 0 8px 10px -6px rgba(0,0,0,0.04);
--shadow-card: 0 0 0 1px var(--border-subtle), 0 1px 3px rgba(0,0,0,0.04);
--shadow-card-hover: 0 0 0 1px var(--primary-200), 0 8px 25px -5px rgba(89,62,152,0.12), 0 4px 10px -4px rgba(0,0,0,0.06);

/* Radius */
--radius-sm: 6px;
--radius: 8px;
--radius-md: 12px;
--radius-lg: 16px;
--radius-xl: 20px;
--radius-2xl: 24px;
--radius-full: 9999px;

/* Transitions */
--ease: cubic-bezier(0.4, 0, 0.2, 1);
--duration: 200ms;
--duration-md: 300ms;
--duration-lg: 500ms;
}

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

html {
scroll-behavior: smooth;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}

body {
font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
color: var(--text-primary);
background: var(--bg);
line-height: 1.6;
font-size: 16px;
overflow-x: hidden;
}

a {
text-decoration: none;
color: inherit;
}

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

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

/* ===== Typography ===== */
.gradient-text {
background: linear-gradient(135deg, var(--primary-500) 0%, #7B52C9 50%, var(--primary-400) 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}

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

.section-title {
font-size: 2rem;
font-weight: 700;
letter-spacing: -0.02em;
color: var(--text-primary);
margin-bottom: 12px;
}

.section-subtitle {
font-size: 1.1rem;
color: var(--text-secondary);
max-width: 540px;
margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
display: inline-flex;
align-items: center;
gap: 8px;
font-family: inherit;
font-weight: 600;
font-size: 0.9rem;
border: none;
border-radius: var(--radius);
cursor: pointer;
transition: all var(--duration) var(--ease);
white-space: nowrap;
text-decoration: none;
}

.btn-sm {
padding: 8px 16px;
font-size: 0.85rem;
}

.btn-md {
padding: 10px 20px;
}

.btn-lg {
padding: 14px 28px;
font-size: 0.95rem;
border-radius: var(--radius-md);
}

.btn-primary {
background: var(--primary-500);
color: white;
box-shadow: 0 1px 2px rgba(89,62,152,0.3);
}

.btn-primary:hover {
background: var(--primary-600);
box-shadow: 0 4px 12px rgba(89,62,152,0.3);
transform: translateY(-1px);
}

.btn-outline {
background: transparent;
color: var(--text-primary);
border: 1.5px solid var(--border);
}

.btn-outline:hover {
border-color: var(--primary-300, #B99AE3);
background: var(--primary-50);
color: var(--primary-600);
}

.btn-ghost {
background: transparent;
color: var(--primary-500);
padding: 8px 12px;
}

.btn-ghost:hover {
background: var(--primary-50);
}

/* ===== Navbar ===== */
.navbar {
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 1000;
background: rgba(255,255,255,0.8);
backdrop-filter: blur(12px);
-webkit-backdrop-filter: blur(12px);
border-bottom: 1px solid var(--border-subtle);
transition: all var(--duration-md) var(--ease);
}

.navbar.scrolled {
background: rgba(255,255,255,0.95);
box-shadow: var(--shadow-sm);
}

.navbar-inner {
display: flex;
align-items: center;
justify-content: space-between;
height: 64px;
}

.logo {
display: flex;
align-items: center;
gap: 10px;
}

.logo-icon {
display: flex;
}

.logo-text {
font-size: 1.25rem;
font-weight: 700;
color: var(--text-primary);
letter-spacing: -0.02em;
}

.logo-img {
display: block;
width: auto;
}

.nav-links {
display: flex;
align-items: center;
gap: 4px;
}

.nav-link {
padding: 8px 16px;
font-size: 0.9rem;
font-weight: 500;
color: var(--text-secondary);
border-radius: var(--radius);
transition: all var(--duration) var(--ease);
}

.nav-link:hover,
.nav-link.active {
color: var(--text-primary);
}

.nav-link.btn {
margin-left: 8px;
color: white;
}

.mobile-toggle {
display: none;
flex-direction: column;
gap: 5px;
background: none;
border: none;
cursor: pointer;
padding: 8px;
}

.mobile-toggle span {
display: block;
width: 22px;
height: 2px;
background: var(--text-primary);
border-radius: 2px;
transition: all var(--duration) var(--ease);
}

.mobile-toggle.active span:nth-child(1) {
transform: rotate(45deg) translateY(5px);
}

.mobile-toggle.active span:nth-child(2) {
opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
transform: rotate(-45deg) translateY(-5px);
}

/* ===== Hero ===== */
.hero {
position: relative;
padding: 140px 0 80px;
overflow: hidden;
}

.hero-bg-effects {
position: absolute;
inset: 0;
pointer-events: none;
overflow: hidden;
}

.hero-gradient-orb {
position: absolute;
border-radius: 50%;
filter: blur(80px);
opacity: 0.4;
}

.hero-orb-1 {
width: 600px;
height: 600px;
background: radial-gradient(circle, var(--primary-200) 0%, transparent 70%);
top: -200px;
right: -100px;
}

.hero-orb-2 {
width: 400px;
height: 400px;
background: radial-gradient(circle, #DDD6FE 0%, transparent 70%);
bottom: -100px;
left: -50px;
}

.hero-grid-pattern {
position: absolute;
inset: 0;
background-image:
  linear-gradient(var(--gray-200) 1px, transparent 1px),
  linear-gradient(90deg, var(--gray-200) 1px, transparent 1px);
background-size: 60px 60px;
opacity: 0.3;
mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
-webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
}

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

.hero-badge {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 6px 16px 6px 10px;
background: var(--primary-50);
border: 1px solid var(--primary-200);
border-radius: var(--radius-full);
font-size: 0.8rem;
font-weight: 500;
color: var(--primary-600);
margin-bottom: 24px;
}

.badge-dot {
width: 8px;
height: 8px;
background: var(--primary-500);
border-radius: 50%;
animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
0%, 100% { opacity: 1; transform: scale(1); }
50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
font-size: 3.5rem;
font-weight: 800;
line-height: 1.1;
letter-spacing: -0.03em;
color: var(--text-primary);
margin-bottom: 20px;
}

.hero-subtitle {
font-size: 1.15rem;
color: var(--text-secondary);
line-height: 1.7;
max-width: 480px;
margin-bottom: 32px;
}

.hero-actions {
display: flex;
gap: 12px;
flex-wrap: wrap;
margin-bottom: 48px;
}

.hero-stats {
display: flex;
align-items: center;
gap: 24px;
}

.hero-stat-value {
display: block;
font-size: 1.5rem;
font-weight: 700;
color: var(--text-primary);
}

.hero-stat-label {
font-size: 0.8rem;
color: var(--text-tertiary);
font-weight: 500;
}

.hero-stat-divider {
width: 1px;
height: 36px;
background: var(--border);
}

/* Hero Visual */
.hero-visual {
position: relative;
}

.hero-visual-card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-xl);
overflow: hidden;
box-shadow: var(--shadow-xl);
}

.visual-card-header {
display: flex;
align-items: center;
gap: 12px;
padding: 14px 20px;
background: var(--bg-subtle);
border-bottom: 1px solid var(--border-subtle);
}

.visual-card-dots {
display: flex;
gap: 6px;
}

.visual-card-dots span {
width: 10px;
height: 10px;
border-radius: 50%;
}

.visual-card-dots span:nth-child(1) { background: #EF4444; }
.visual-card-dots span:nth-child(2) { background: #F59E0B; }
.visual-card-dots span:nth-child(3) { background: #10B981; }

.visual-card-title {
font-size: 0.8rem;
color: var(--text-tertiary);
font-weight: 500;
}

.visual-card-body {
padding: 24px;
}

.visual-ai-lines {
display: flex;
flex-direction: column;
gap: 10px;
margin-bottom: 24px;
}

.ai-line {
height: 8px;
background: var(--bg-muted);
border-radius: var(--radius-full);
width: var(--w);
position: relative;
overflow: hidden;
}

.ai-line::after {
content: '';
position: absolute;
top: 0;
left: -100%;
width: 100%;
height: 100%;
background: linear-gradient(90deg, transparent, var(--primary-100), transparent);
animation: shimmer 2s ease-in-out infinite;
}

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

.visual-ai-graph {
margin-bottom: 20px;
}

.ai-graph-svg {
width: 100%;
height: auto;
}

.visual-ai-metrics {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 12px;
}

.ai-metric {
display: flex;
align-items: center;
gap: 10px;
padding: 12px;
background: var(--bg-subtle);
border-radius: var(--radius-md);
}

.ai-metric-icon {
display: flex;
align-items: center;
justify-content: center;
width: 32px;
height: 32px;
border-radius: var(--radius);
flex-shrink: 0;
}

.ai-metric-val {
font-size: 0.95rem;
font-weight: 700;
color: var(--text-primary);
}

.ai-metric-label {
font-size: 0.7rem;
color: var(--text-tertiary);
}

/* Floating badges */
.hero-floating-badge {
position: absolute;
display: flex;
align-items: center;
gap: 8px;
padding: 10px 16px;
background: white;
border-radius: var(--radius-md);
box-shadow: var(--shadow-lg);
font-size: 0.8rem;
font-weight: 600;
color: var(--text-primary);
animation: float 4s ease-in-out infinite;
}

.floating-badge-1 {
top: -10px;
right: -10px;
animation-delay: 0s;
}

.floating-badge-2 {
bottom: 30px;
left: -20px;
animation-delay: 2s;
}

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

/* ===== Demos Section ===== */
.demos-section {
padding: 80px 0 100px;
background: var(--bg-subtle);
}

/* Toolbar */
.demos-toolbar {
display: flex;
flex-wrap: wrap;
gap: 16px;
align-items: center;
margin-bottom: 40px;
}

.search-wrapper {
position: relative;
flex: 1;
min-width: 200px;
max-width: 360px;
}

.search-icon {
position: absolute;
left: 14px;
top: 50%;
transform: translateY(-50%);
color: var(--text-tertiary);
pointer-events: none;
}

.search-input {
width: 100%;
padding: 10px 16px 10px 42px;
font-family: inherit;
font-size: 0.9rem;
border: 1.5px solid var(--border);
border-radius: var(--radius-md);
background: var(--surface);
color: var(--text-primary);
transition: all var(--duration) var(--ease);
outline: none;
}

.search-input:focus {
border-color: var(--primary-400);
box-shadow: 0 0 0 3px var(--primary-100);
}

.search-input::placeholder {
color: var(--text-tertiary);
}

.filter-chips {
display: flex;
flex-wrap: wrap;
gap: 8px;
}

.chip {
padding: 8px 16px;
font-family: inherit;
font-size: 0.82rem;
font-weight: 500;
border: 1.5px solid var(--border);
border-radius: var(--radius-full);
background: var(--surface);
color: var(--text-secondary);
cursor: pointer;
transition: all var(--duration) var(--ease);
}

.chip:hover {
border-color: var(--primary-300, #B99AE3);
color: var(--primary-600);
}

.chip.active {
background: var(--primary-500);
color: white;
border-color: var(--primary-500);
}

/* Demo Grid */
.demos-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
}

/* Demo Card */
.demo-card {
display: flex;
flex-direction: column;
background: var(--surface);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
overflow: hidden;
box-shadow: var(--shadow-card);
transition: all var(--duration-md) var(--ease);
text-decoration: none;
color: inherit;
}

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

.demo-card:hover .card-cta {
color: var(--primary-500);
gap: 10px;
}

.card-image {
padding: 24px 24px 0;
}

.card-image-inner {
display: flex;
align-items: center;
justify-content: center;
height: 160px;
border-radius: var(--radius-md);
}

.card-body {
padding: 20px 24px 24px;
flex: 1;
display: flex;
flex-direction: column;
}

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

.tag {
padding: 3px 10px;
font-size: 0.72rem;
font-weight: 500;
color: var(--primary-600);
background: var(--primary-50);
border-radius: var(--radius-full);
}

.card-title {
font-size: 1.15rem;
font-weight: 700;
color: var(--text-primary);
margin-bottom: 8px;
letter-spacing: -0.01em;
}

.card-desc {
font-size: 0.88rem;
color: var(--text-secondary);
line-height: 1.6;
margin-bottom: 16px;
flex: 1;
}

.card-cta {
display: inline-flex;
align-items: center;
gap: 6px;
font-size: 0.88rem;
font-weight: 600;
color: var(--text-primary);
transition: all var(--duration) var(--ease);
}

/* No results */
.no-results {
text-align: center;
padding: 60px 20px;
color: var(--text-tertiary);
}

.no-results svg {
margin: 0 auto 16px;
}

.no-results p {
font-size: 1rem;
}

/* ===== Product Page ===== */

/* Product Hero */
.product-hero {
padding: 120px 0 60px;
position: relative;
overflow: hidden;
}

.product-hero .hero-bg-effects {
opacity: 0.6;
}

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

.product-breadcrumb {
display: flex;
align-items: center;
gap: 8px;
font-size: 0.85rem;
color: var(--text-tertiary);
margin-bottom: 20px;
}

.product-breadcrumb a {
color: var(--text-tertiary);
transition: color var(--duration) var(--ease);
}

.product-breadcrumb a:hover {
color: var(--primary-500);
}

.product-breadcrumb svg {
flex-shrink: 0;
}

.product-name {
font-size: 3rem;
font-weight: 800;
letter-spacing: -0.03em;
line-height: 1.1;
margin-bottom: 16px;
}

.product-tagline {
font-size: 1.15rem;
color: var(--text-secondary);
line-height: 1.7;
margin-bottom: 20px;
max-width: 480px;
}

.product-tags {
display: flex;
flex-wrap: wrap;
gap: 8px;
margin-bottom: 28px;
}

.product-tags .tag {
padding: 5px 14px;
font-size: 0.82rem;
}

.product-actions {
display: flex;
gap: 12px;
flex-wrap: wrap;
}

.product-hero-visual {
position: relative;
}

.product-hero-visual .hero-visual-card {
border-radius: var(--radius-xl);
}

/* Quick Highlights */
.highlights-section {
padding: 60px 0;
border-bottom: 1px solid var(--border-subtle);
}

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

.highlight-card {
padding: 24px;
background: var(--bg-subtle);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
text-align: center;
transition: all var(--duration-md) var(--ease);
}

.highlight-card:hover {
transform: translateY(-2px);
box-shadow: var(--shadow-md);
}

.highlight-icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 48px;
height: 48px;
border-radius: var(--radius-md);
margin-bottom: 16px;
}

.highlight-card h4 {
font-size: 0.95rem;
font-weight: 700;
margin-bottom: 6px;
color: var(--text-primary);
}

.highlight-card p {
font-size: 0.82rem;
color: var(--text-secondary);
line-height: 1.5;
}

/* Demo Preview */
.demo-preview-section {
padding: 80px 0;
background: var(--bg-subtle);
}

.demo-preview-container {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-xl);
overflow: hidden;
box-shadow: var(--shadow-lg);
}

.demo-preview-header {
display: flex;
align-items: center;
gap: 12px;
padding: 14px 20px;
background: var(--gray-900);
}

.demo-preview-header .visual-card-dots span:nth-child(1) { background: #EF4444; }
.demo-preview-header .visual-card-dots span:nth-child(2) { background: #F59E0B; }
.demo-preview-header .visual-card-dots span:nth-child(3) { background: #10B981; }

.demo-preview-header span:last-child {
font-size: 0.8rem;
color: var(--gray-400);
font-weight: 500;
}

.demo-preview-body {
min-height: 400px;
display: flex;
align-items: center;
justify-content: center;
position: relative;
background: var(--gray-950);
padding: 40px;
}

.demo-media {
position: relative;
width: 100%;
max-width: 900px;
aspect-ratio: 16 / 9;
border-radius: var(--radius-lg);
overflow: hidden;
background: #0B1220;
box-shadow: 0 10px 30px rgba(0,0,0,0.35);
display: none;
}

.demo-media.is-visible {
display: block;
}

.demo-video {
width: 100%;
height: 100%;
object-fit: cover;
display: block;
background: #0B1220;
}

.demo-play-btn {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 64px;
height: 64px;
border-radius: 50%;
border: 1px solid rgba(255,255,255,0.25);
background: rgba(15, 23, 42, 0.6);
color: white;
display: inline-flex;
align-items: center;
justify-content: center;
cursor: pointer;
transition: all var(--duration) var(--ease);
backdrop-filter: blur(6px);
}

.demo-play-btn:hover {
transform: translate(-50%, -50%) scale(1.05);
background: rgba(15, 23, 42, 0.75);
}

.demo-play-btn .icon-pause {
display: none;
}

.demo-play-btn.is-playing .icon-play {
display: none;
}

.demo-play-btn.is-playing .icon-pause {
display: block;
}

.demo-placeholder {
text-align: center;
color: var(--gray-400);
}

.demo-placeholder-icon {
width: 80px;
height: 80px;
border-radius: 50%;
background: rgba(89,62,152,0.1);
display: flex;
align-items: center;
justify-content: center;
margin: 0 auto 20px;
}

.demo-placeholder h3 {
font-size: 1.2rem;
font-weight: 600;
color: white;
margin-bottom: 8px;
}

.demo-placeholder p {
font-size: 0.9rem;
color: var(--gray-400);
max-width: 360px;
margin: 0 auto;
}

.demo-coming-soon {
margin-top: 16px;
display: inline-flex;
align-items: center;
justify-content: center;
padding: 6px 14px;
border-radius: var(--radius-full);
border: 1px solid rgba(148,163,184,0.35);
color: var(--gray-300);
font-size: 0.78rem;
font-weight: 600;
letter-spacing: 0.04em;
text-transform: uppercase;
background: rgba(15,23,42,0.35);
}

.demo-preview-desc {
padding: 24px;
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 20px;
background: var(--surface);
}

.preview-desc-item {
text-align: center;
padding: 12px;
}

.preview-desc-item h4 {
font-size: 0.88rem;
font-weight: 600;
color: var(--text-primary);
margin-bottom: 4px;
}

.preview-desc-item p {
font-size: 0.8rem;
color: var(--text-secondary);
}

/* Features Grid */
.features-section {
padding: 80px 0;
}

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

.feature-card {
padding: 28px;
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
background: var(--surface);
transition: all var(--duration-md) var(--ease);
}

.feature-card:hover {
box-shadow: var(--shadow-md);
transform: translateY(-2px);
}

.feature-icon {
display: flex;
align-items: center;
justify-content: center;
width: 44px;
height: 44px;
border-radius: var(--radius-md);
background: var(--primary-50);
color: var(--primary-500);
margin-bottom: 16px;
}

.feature-card h4 {
font-size: 0.95rem;
font-weight: 700;
margin-bottom: 6px;
color: var(--text-primary);
}

.feature-card p {
font-size: 0.84rem;
color: var(--text-secondary);
line-height: 1.6;
}

/* Use Cases */
.usecases-section {
padding: 80px 0;
background: var(--bg-subtle);
}

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

.usecase-card {
padding: 32px;
background: var(--surface);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
text-align: center;
transition: all var(--duration-md) var(--ease);
}

.usecase-card:hover {
box-shadow: var(--shadow-md);
transform: translateY(-2px);
}

.usecase-icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 56px;
height: 56px;
border-radius: var(--radius-lg);
margin-bottom: 20px;
}

.usecase-card h4 {
font-size: 1.05rem;
font-weight: 700;
margin-bottom: 10px;
color: var(--text-primary);
}

.usecase-card p {
font-size: 0.88rem;
color: var(--text-secondary);
line-height: 1.6;
}

/* Business Impact */
.impact-section {
padding: 80px 0;
}

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

.impact-card {
padding: 32px 24px;
text-align: center;
background: var(--bg-subtle);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
transition: all var(--duration-md) var(--ease);
}

.impact-card:hover {
box-shadow: var(--shadow-md);
transform: translateY(-2px);
}

.impact-icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 48px;
height: 48px;
border-radius: 50%;
margin-bottom: 16px;
}

.impact-value {
font-size: 1.8rem;
font-weight: 800;
color: var(--text-primary);
margin-bottom: 4px;
}

.impact-label {
font-size: 0.85rem;
color: var(--text-secondary);
font-weight: 500;
}

/* Tech Stack */
.tech-section {
padding: 80px 0;
background: var(--bg-subtle);
}

.tech-grid {
display: grid;
grid-template-columns: repeat(5, 1fr);
gap: 16px;
}

.tech-card {
padding: 24px;
text-align: center;
background: var(--surface);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
transition: all var(--duration-md) var(--ease);
}

.tech-card:hover {
box-shadow: var(--shadow-md);
transform: translateY(-2px);
}

.tech-icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 48px;
height: 48px;
border-radius: var(--radius-md);
margin-bottom: 12px;
}

.tech-icon img {
width: 24px;
height: 24px;
display: block;
}

.tech-card h4 {
font-size: 0.85rem;
font-weight: 600;
color: var(--text-primary);
}

/* Contact / Demo Request */
.contact-section {
padding: 80px 0;
}

.contact-inner {
max-width: 640px;
margin: 0 auto;
}

.contact-form {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-xl);
padding: 40px;
box-shadow: var(--shadow-lg);
}

.form-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 16px;
}

.form-group {
display: flex;
flex-direction: column;
gap: 6px;
}

.form-group.full-width {
grid-column: 1 / -1;
}

.form-group label {
font-size: 0.84rem;
font-weight: 600;
color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
width: 100%;
padding: 10px 14px;
font-family: inherit;
font-size: 0.9rem;
border: 1.5px solid var(--border);
border-radius: var(--radius);
background: var(--bg);
color: var(--text-primary);
outline: none;
transition: all var(--duration) var(--ease);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
border-color: var(--primary-400);
box-shadow: 0 0 0 3px var(--primary-100);
}

.form-group textarea {
resize: vertical;
min-height: 100px;
}

.form-group select {
cursor: pointer;
appearance: none;
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748B' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
background-repeat: no-repeat;
background-position: right 12px center;
padding-right: 36px;
}

.form-submit {
margin-top: 24px;
}

.form-submit .btn {
width: 100%;
justify-content: center;
padding: 14px;
}

.form-success {
display: none;
text-align: center;
padding: 40px 20px;
}

.form-success svg {
margin: 0 auto 16px;
}

.form-success h3 {
font-size: 1.2rem;
font-weight: 700;
margin-bottom: 8px;
}

.form-success p {
color: var(--text-secondary);
font-size: 0.9rem;
}

/* ===== Footer ===== */
.footer {
padding: 60px 0 0;
background: var(--gray-950);
color: var(--gray-300);
}

.footer-grid {
display: grid;
grid-template-columns: 2fr 1fr 1fr 1fr;
gap: 40px;
padding-bottom: 40px;
border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo-text {
color: white;
}

.footer-tagline {
font-size: 0.9rem;
color: var(--gray-400);
margin-top: 12px;
max-width: 280px;
}

.footer-links-group h4 {
font-size: 0.85rem;
font-weight: 600;
color: white;
margin-bottom: 16px;
text-transform: uppercase;
letter-spacing: 0.05em;
}

.footer-links-group a {
display: block;
font-size: 0.88rem;
color: var(--gray-400);
padding: 4px 0;
transition: color var(--duration) var(--ease);
}

.footer-links-group a:hover {
color: white;
}

.footer-bottom {
padding: 20px 0;
text-align: center;
font-size: 0.82rem;
color: var(--gray-500);
}

/* ===== Floating AI Button ===== */
.ai-float-btn {
position: fixed;
bottom: 28px;
right: 28px;
z-index: 900;
display: flex;
align-items: center;
gap: 10px;
padding: 14px 22px;
background: var(--primary-500);
color: white;
border: none;
border-radius: var(--radius-full);
font-family: inherit;
font-size: 0.88rem;
font-weight: 600;
cursor: pointer;
box-shadow: 0 8px 30px rgba(89,62,152,0.35);
transition: all var(--duration) var(--ease);
}

.ai-float-btn:hover {
background: var(--primary-600);
transform: translateY(-2px);
box-shadow: 0 12px 40px rgba(89,62,152,0.4);
}

/* AI Chat Widget */
.ai-chat-widget {
position: fixed;
bottom: 90px;
right: 28px;
z-index: 901;
width: 380px;
max-height: 500px;
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-xl);
box-shadow: var(--shadow-xl);
display: none;
flex-direction: column;
overflow: hidden;
}

.ai-chat-widget.open {
display: flex;
animation: slideUp 0.3s var(--ease);
}

@keyframes slideUp {
from { opacity: 0; transform: translateY(12px); }
to { opacity: 1; transform: translateY(0); }
}

.ai-chat-header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 16px 20px;
background: var(--primary-500);
color: white;
}

.ai-chat-header h4 {
font-size: 0.95rem;
font-weight: 600;
}

.ai-chat-close {
background: none;
border: none;
color: white;
cursor: pointer;
padding: 4px;
opacity: 0.8;
transition: opacity var(--duration);
}

.ai-chat-close:hover {
opacity: 1;
}

.ai-chat-body {
flex: 1;
padding: 20px;
overflow-y: auto;
max-height: 340px;
}

.ai-chat-message {
padding: 12px 16px;
border-radius: var(--radius-md);
font-size: 0.88rem;
line-height: 1.6;
margin-bottom: 12px;
}

.ai-chat-message.bot {
background: var(--bg-subtle);
color: var(--text-primary);
}

.ai-chat-footer {
padding: 12px 16px;
border-top: 1px solid var(--border-subtle);
display: flex;
gap: 8px;
}

.ai-chat-footer input {
flex: 1;
padding: 10px 14px;
border: 1.5px solid var(--border);
border-radius: var(--radius);
font-family: inherit;
font-size: 0.85rem;
outline: none;
transition: border-color var(--duration);
}

.ai-chat-footer input:focus {
border-color: var(--primary-400);
}

.ai-chat-footer button {
padding: 10px 16px;
background: var(--primary-500);
color: white;
border: none;
border-radius: var(--radius);
font-family: inherit;
font-size: 0.85rem;
font-weight: 600;
cursor: pointer;
transition: background var(--duration);
}

.ai-chat-footer button:hover {
background: var(--primary-600);
}

/* ===== How It Works ===== */
.how-it-works {
padding: 80px 0;
background: var(--bg);
}

.steps-track {
display: flex;
align-items: flex-start;
justify-content: center;
gap: 0;
}

.step-card {
flex: 1;
max-width: 300px;
text-align: center;
padding: 32px 24px;
position: relative;
}

.step-number {
display: inline-flex;
align-items: center;
justify-content: center;
width: 36px;
height: 36px;
border-radius: 50%;
background: var(--primary-500);
color: white;
font-size: 0.85rem;
font-weight: 700;
margin-bottom: 20px;
box-shadow: 0 4px 14px rgba(89,62,152,0.3);
}

.step-icon-wrap {
display: inline-flex;
align-items: center;
justify-content: center;
width: 64px;
height: 64px;
border-radius: var(--radius-lg);
background: var(--primary-50);
color: var(--primary-500);
margin-bottom: 20px;
transition: all var(--duration-md) var(--ease);
}

.step-card:hover .step-icon-wrap {
background: var(--primary-100);
transform: translateY(-4px);
box-shadow: var(--shadow-md);
}

.step-title {
font-size: 1.1rem;
font-weight: 700;
color: var(--text-primary);
margin-bottom: 8px;
}

.step-desc {
font-size: 0.88rem;
color: var(--text-secondary);
line-height: 1.6;
}

.step-connector {
display: flex;
align-items: center;
justify-content: center;
color: var(--primary-200);
padding-top: 90px;
flex-shrink: 0;
}

/* ===== CTA Banner ===== */
.cta-banner {
position: relative;
padding: 80px 0;
background: var(--gray-950);
overflow: hidden;
}

.cta-bg-effects {
position: absolute;
inset: 0;
pointer-events: none;
}

.cta-orb {
position: absolute;
border-radius: 50%;
filter: blur(80px);
}

.cta-orb-1 {
width: 400px;
height: 400px;
background: radial-gradient(circle, rgba(89,62,152,0.35) 0%, transparent 70%);
top: -150px;
right: -80px;
}

.cta-orb-2 {
width: 300px;
height: 300px;
background: radial-gradient(circle, rgba(123,82,201,0.25) 0%, transparent 70%);
bottom: -100px;
left: -60px;
}

.cta-inner {
position: relative;
display: flex;
align-items: center;
justify-content: space-between;
gap: 40px;
}

.cta-content {
flex: 1;
max-width: 560px;
}

.cta-title {
font-size: 2rem;
font-weight: 800;
color: white;
letter-spacing: -0.02em;
line-height: 1.2;
margin-bottom: 12px;
}

.cta-subtitle {
font-size: 1rem;
color: var(--gray-400);
line-height: 1.7;
}

.cta-actions {
display: flex;
flex-direction: column;
gap: 12px;
flex-shrink: 0;
}

.btn-cta-primary {
background: white;
color: var(--primary-500);
font-weight: 700;
box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}

.btn-cta-primary:hover {
background: var(--primary-50);
box-shadow: 0 8px 24px rgba(0,0,0,0.2);
transform: translateY(-2px);
}

.btn-cta-outline {
background: transparent;
color: var(--gray-300);
border: 1.5px solid rgba(255,255,255,0.15);
}

.btn-cta-outline:hover {
border-color: rgba(255,255,255,0.35);
color: white;
background: rgba(255,255,255,0.05);
}

/* ===== Reveal Animation ===== */
.reveal-up {
opacity: 0;
transform: translateY(30px);
transition: all 0.6s var(--ease);
}

.reveal-up.revealed {
opacity: 1;
transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
.hero-inner {
  grid-template-columns: 1fr;
  gap: 40px;
}

.hero-title {
  font-size: 2.8rem;
}

.hero-visual {
  max-width: 500px;
}

.product-hero-inner {
  grid-template-columns: 1fr;
  gap: 40px;
}

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

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

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

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

.footer-grid {
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.cta-inner {
  flex-direction: column;
  text-align: center;
}

.cta-actions {
  flex-direction: row;
}
}

@media (max-width: 768px) {
.nav-links {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: white;
  flex-direction: column;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: all var(--duration-md) var(--ease);
}

.nav-links.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.nav-link.btn {
  margin-left: 0;
  text-align: center;
  justify-content: center;
}

.mobile-toggle {
  display: flex;
}

.hero {
  padding: 120px 0 60px;
}

.hero-title {
  font-size: 2.2rem;
}

.hero-subtitle {
  font-size: 1rem;
}

.hero-stats {
  gap: 16px;
}

.hero-stat-value {
  font-size: 1.2rem;
}

.demos-grid {
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.demos-toolbar {
  flex-direction: column;
  align-items: stretch;
}

.search-wrapper {
  max-width: 100%;
}

.section-title {
  font-size: 1.6rem;
}

.product-name {
  font-size: 2.2rem;
}

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

.demo-preview-desc {
  grid-template-columns: 1fr;
}

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

.contact-form {
  padding: 28px;
}

.ai-chat-widget {
  width: calc(100% - 32px);
  right: 16px;
  bottom: 80px;
}

.ai-float-btn {
  bottom: 20px;
  right: 20px;
  padding: 12px 18px;
  font-size: 0.82rem;
}

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

.steps-track {
  flex-direction: column;
  align-items: center;
}

.step-connector {
  padding-top: 0;
  transform: rotate(90deg);
  padding: 4px 0;
}

.cta-inner {
  flex-direction: column;
  text-align: center;
}

.cta-title {
  font-size: 1.5rem;
}

.cta-actions {
  flex-direction: column;
  width: 100%;
}

.cta-actions .btn {
  justify-content: center;
}
}

@media (max-width: 480px) {
.hero-title {
  font-size: 1.8rem;
}

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

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

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

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

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

.hero-actions {
  flex-direction: column;
}

.hero-actions .btn {
  justify-content: center;
}

.product-actions {
  flex-direction: column;
}

.product-actions .btn {
  justify-content: center;
}

.floating-badge-1,
.floating-badge-2 {
  display: none;
}
}