/* ============================================
   RevBridg — Design System & Styles
   Brand Colors: Deep Purple #2B0D5B, Royal Purple #7A1CC9,
   Bright Magenta #E91E8F, Pink #FF2D9B
   Font: Poppins (Primary)
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand Primary — Deep Purple */
  --primary-900: #1A0638;
  --primary-800: #2B0D5B;
  --primary-700: #3D1278;
  --primary-600: #7A1CC9;
  --primary-500: #8B3AD4;
  --primary-400: #A85FE0;
  --primary-300: #C48CEC;
  --primary-200: #DDB8F5;
  --primary-100: #F4E8FF;

  /* Brand Secondary — Bright Magenta & Pink */
  --secondary-900: #7A0D4F;
  --secondary-800: #A01068;
  --secondary-700: #C41580;
  --secondary-600: #E91E8F;
  --secondary-500: #FF2D9B;
  --secondary-400: #FF5CB3;
  --secondary-300: #FF8BCA;
  --secondary-200: #FFBBE0;
  --secondary-100: #FFE5F2;

  /* Neutrals */
  --dark: #0F0A1A;
  --dark-800: #1A1333;
  --dark-700: #2A2040;
  --dark-600: #3D3356;
  --gray-500: #6B7280;
  --gray-400: #9CA3AF;
  --gray-300: #D1D5DB;
  --white: #FFFFFF;
  --surface: #FAF7FF;
  --surface-alt: #FDF2F8;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #7A1CC9 0%, #E91E8F 100%);
  --gradient-dark: linear-gradient(135deg, #0F0A1A 0%, #2B0D5B 40%, #1A1333 100%);
  --gradient-hero: linear-gradient(160deg, #0F0A1A 0%, #2B0D5B 30%, #1A0638 60%, #0F0A1A 100%);
  --gradient-card: linear-gradient(135deg, rgba(122, 28, 201, 0.08) 0%, rgba(233, 30, 143, 0.08) 100%);
  --gradient-glow: linear-gradient(135deg, rgba(122, 28, 201, 0.3) 0%, rgba(233, 30, 143, 0.3) 100%);
  --gradient-text: linear-gradient(135deg, #7A1CC9, #FF2D9B);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(122, 28, 201, 0.08);
  --shadow-md: 0 8px 30px rgba(122, 28, 201, 0.12);
  --shadow-lg: 0 20px 60px rgba(122, 28, 201, 0.15);
  --shadow-glow: 0 0 40px rgba(122, 28, 201, 0.25);
  --shadow-pink-glow: 0 0 40px rgba(233, 30, 143, 0.25);

  /* Typography — Poppins */
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-accent: 'Outfit', sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;
  --border-radius: 16px;
  --border-radius-sm: 8px;
  --border-radius-lg: 24px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--dark);
  background: var(--white);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

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

.section-label {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--secondary-500);
  margin-bottom: 12px;
  display: inline-block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray-500);
  max-width: 640px;
  line-height: 1.8;
  font-weight: 400;
}

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

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(122, 28, 201, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(122, 28, 201, 0.5);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(4px);
}

.btn-ghost:hover {
  border-color: var(--secondary-400);
  background: rgba(255,255,255,0.08);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-300);
}

.btn-outline:hover {
  background: var(--primary-600);
  color: var(--white);
  border-color: var(--primary-600);
  transform: translateY(-2px);
}

.btn-icon {
  font-size: 1.1em;
  transition: transform 0.3s;
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(15, 10, 26, 0.95);
  backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 58px;
  width: auto;
  transition: var(--transition);
  filter: drop-shadow(0 2px 10px rgba(122, 28, 201, 0.25));
}

.navbar.scrolled .nav-logo img {
  height: 48px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.8vw, 24px);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
}

.nav-support-link {
  color: var(--secondary-300) !important;
}

.nav-support-link:hover {
  color: var(--white) !important;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s;
  border-radius: 2px;
}

.nav-links a:hover {
  color: var(--white);
}

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

.nav-cta {
  padding: 10px 24px !important;
  font-size: 0.875rem !important;
}

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

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

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--white);
  border-radius: 4px;
  transition: var(--transition);
}

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

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

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

/* ============================================
   HERO SECTION — Golden Gate Bridge
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #0F0A1A;
}

/* Golden Gate Bridge Background */
.hero-bg-photo {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.45;
  filter: saturate(1.2) contrast(1.1);
}

/* Purple gradient overlay on bridge photo */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    linear-gradient(180deg, 
      rgba(43, 13, 91, 0.75) 0%, 
      rgba(26, 6, 56, 0.6) 40%, 
      rgba(15, 10, 26, 0.85) 100%),
    linear-gradient(90deg, 
      rgba(43, 13, 91, 0.5) 0%, 
      transparent 60%);
  z-index: 1;
}

/* Particle canvas */
.hero-particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

/* Animated floating orbs */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: float 8s ease-in-out infinite;
  pointer-events: none;
  z-index: 2;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: rgba(122, 28, 201, 0.12);
  top: 5%;
  right: -5%;
  animation-delay: 0s;
}

.hero-orb-2 {
  width: 350px;
  height: 350px;
  background: rgba(233, 30, 143, 0.1);
  bottom: 5%;
  left: -8%;
  animation-delay: -3s;
}

.hero-orb-3 {
  width: 200px;
  height: 200px;
  background: rgba(255, 45, 155, 0.08);
  top: 40%;
  left: 50%;
  animation-delay: -5s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 680px;
  padding-top: 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(122, 28, 201, 0.2);
  border: 1px solid rgba(122, 28, 201, 0.35);
  border-radius: 50px;
  color: var(--primary-300);
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
  animation: fadeInUp 0.8s ease-out;
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255, 45, 155, 0.4); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(255, 45, 155, 0); }
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease-out 0.1s both;
  letter-spacing: -0.02em;
}

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

.hero-description {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 540px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* Trust badges under hero CTAs */
.hero-trust {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 48px;
  animation: fadeInUp 0.8s ease-out 0.5s both;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.8125rem;
  font-weight: 500;
}

.hero-trust-icon {
  font-size: 1.125rem;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.35);
  font-size: 0.6875rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: fadeInUp 1s ease-out 0.6s both;
  font-weight: 500;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 12px;
  position: relative;
}

.scroll-mouse::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: var(--secondary-400);
  border-radius: 3px;
  animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

/* ============================================
   TRUST BAR / STATS
   ============================================ */
.stats-section {
  position: relative;
  padding: 80px 0;
  background: var(--surface);
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0.5;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stat-item {
  text-align: center;
  padding: 20px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.stat-number {
  font-family: var(--font-accent);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9375rem;
  color: var(--gray-500);
  font-weight: 500;
}

.stat-divider {
  width: 40px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
  margin: 12px auto 0;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-section {
  padding: var(--section-padding);
  position: relative;
  background: var(--white);
}

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

/* Revenue cycle flow visualization */
.services-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 56px;
  gap: 0;
  flex-wrap: wrap;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 0;
}

.flow-dot {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
  box-shadow: 0 0 25px rgba(122, 28, 201, 0.3);
  position: relative;
}

.flow-dot::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid rgba(122, 28, 201, 0.2);
  animation: ringExpand 3s ease-out infinite;
}

@keyframes ringExpand {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

.flow-line {
  width: 100px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-600), var(--secondary-500));
  flex-shrink: 0;
  position: relative;
}

.flow-line::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  width: 30%;
  height: 4px;
  background: var(--secondary-500);
  border-radius: 2px;
  animation: flowPulse 2s ease-in-out infinite;
}

@keyframes flowPulse {
  0% { left: 0; opacity: 0; }
  50% { opacity: 1; }
  100% { left: 70%; opacity: 0; }
}

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

.service-card {
  position: relative;
  padding: 40px 32px;
  border-radius: var(--border-radius-lg);
  background: var(--white);
  border: 1px solid rgba(122, 28, 201, 0.08);
  transition: var(--transition-slow);
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(122, 28, 201, 0.15);
}

.service-card-glass {
  position: absolute;
  top: -50%;
  right: -30%;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: var(--gradient-card);
  filter: blur(60px);
  pointer-events: none;
  transition: var(--transition-slow);
}

.service-card:hover .service-card-glass {
  transform: translate(-20px, 20px);
  opacity: 1.5;
}

.service-icon {
  width: 68px;
  height: 68px;
  border-radius: 18px;
  background: var(--gradient-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.1) rotate(-5deg);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--dark-600);
}

.service-feature-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(233, 30, 143, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary-600);
  font-size: 0.65rem;
  flex-shrink: 0;
  font-weight: 700;
}

/* ============================================
   AI TECHNOLOGY SECTION
   ============================================ */
.ai-section {
  padding: var(--section-padding);
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.ai-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(122, 28, 201, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(233, 30, 143, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.ai-section .section-title,
.tech-header .section-title,
.ai-content .section-title {
  color: #FFFFFF !important;
}

.ai-section .section-subtitle,
.tech-header .section-subtitle,
.ai-content .section-subtitle {
  color: rgba(255, 255, 255, 0.75) !important;
}

.ai-section .section-label,
.tech-header .section-label {
  color: #FF2D9B;
}

.ai-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.ai-feature {
  padding: 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.ai-feature.visible {
  opacity: 1;
  transform: translateY(0);
}

.ai-feature:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(122, 28, 201, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(122, 28, 201, 0.15);
}

.ai-feature-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.ai-feature h4 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
}

.ai-feature p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

/* ============================================
   AI TECHNOLOGY SECTION — RCM LEARNING WHEEL
   Concentric Counter-Rotating Architectural System
   Inspired by Healthcare RCM Lifecycle Diagram
   ============================================ */
.ai-visual {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
}

.rcm-wheel-wrapper {
  position: relative;
  width: 100%;
  max-width: 530px;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rcm-wheel-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
  filter: drop-shadow(0 15px 40px rgba(0, 0, 0, 0.5));
}

/* Ambient glow halos behind wheel */
.rcm-glow-ambient {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.35;
  transition: var(--transition-slow);
}

.rcm-glow-purple {
  width: 320px;
  height: 320px;
  background: var(--primary-600);
  top: 10%;
  left: 10%;
}

.rcm-glow-pink {
  width: 260px;
  height: 260px;
  background: var(--secondary-500);
  bottom: 10%;
  right: 10%;
}

/* ---------------- Rotations: Clockwise & Anti-Clockwise ---------------- */
@keyframes rotateClockwise {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

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

/* Layer 1: Outer Orbit Guide — Clockwise */
.rcm-orbit-outer {
  transform-origin: 300px 300px;
  animation: rotateClockwise 32s linear infinite;
}

/* Layer 2: Outer Arced Segments — Counter-Clockwise (Anti-Clockwise) */
.rcm-ring-outer {
  transform-origin: 300px 300px;
  animation: rotateCounterClockwise 55s linear infinite;
  transition: transform 0.4s ease;
}

/* Layer 3: Inner Wedges & Icons — Clockwise */
.rcm-ring-inner {
  transform-origin: 300px 300px;
  animation: rotateClockwise 45s linear infinite;
  transition: transform 0.4s ease;
}

/* Layer 4: Intermediate Data Streams — Counter-Clockwise */
.rcm-data-stream {
  transform-origin: 300px 300px;
  animation: rotateCounterClockwise 22s linear infinite;
}

/* Hover: Smoothly Slow Down or Pause on user interaction */
.rcm-wheel-wrapper:hover .rcm-orbit-outer,
.rcm-wheel-wrapper:hover .rcm-ring-outer,
.rcm-wheel-wrapper:hover .rcm-ring-inner,
.rcm-wheel-wrapper:hover .rcm-data-stream {
  animation-play-state: paused;
}

/* ---------------- Arc Panels & Text ---------------- */
.rcm-arc-group {
  cursor: pointer;
  transition: var(--transition);
}

.rcm-arc-path {
  transition: var(--transition);
}

.rcm-arc-text {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  fill: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  pointer-events: none;
  transition: var(--transition);
}

.rcm-arc-group:hover .rcm-arc-path,
.rcm-arc-group.active .rcm-arc-path {
  fill: rgba(233, 30, 143, 0.35);
  stroke: var(--secondary-400);
  stroke-width: 2.5px;
  filter: drop-shadow(0 0 14px rgba(233, 30, 143, 0.7));
}

.rcm-arc-group:hover .rcm-arc-text,
.rcm-arc-group.active .rcm-arc-text {
  fill: #FFFFFF;
  font-weight: 700;
}

/* (+) Plus Badge */
.rcm-plus-badge {
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.rcm-arc-group:hover .rcm-plus-badge {
  transform: scale(1.3);
}

/* ---------------- Inner Sectors ---------------- */
.rcm-sector-group {
  cursor: pointer;
  transition: var(--transition);
}

.rcm-sector-path {
  transition: var(--transition);
}

.rcm-sector-icon {
  transition: transform 0.3s ease;
}

.rcm-sector-group:hover .rcm-sector-path,
.rcm-sector-group.active .rcm-sector-path {
  fill: rgba(122, 28, 201, 0.55);
  stroke: var(--secondary-400);
  stroke-width: 2.5px;
  filter: drop-shadow(0 0 16px rgba(122, 28, 201, 0.8));
}

.rcm-sector-group:hover .rcm-sector-icon,
.rcm-sector-group.active .rcm-sector-icon {
  transform: scale(1.18);
}

/* ---------------- Center Hub ---------------- */
.rcm-center-hub {
  pointer-events: auto;
  cursor: pointer;
}

.rcm-pulse-wave {
  transform-origin: 0 0;
  animation: rcmPulseWave 3.5s cubic-bezier(0.25, 1, 0.5, 1) infinite;
}

.rcm-pulse-wave.wave-2 {
  animation-delay: 1.75s;
}

@keyframes rcmPulseWave {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.55);
    opacity: 0;
  }
}

.rcm-core-glow {
  animation: rcmCoreBreathe 3s ease-in-out infinite;
}

@keyframes rcmCoreBreathe {
  0%, 100% {
    opacity: 0.75;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.06);
    filter: drop-shadow(0 0 25px rgba(233, 30, 143, 0.9));
  }
}

/* AI Feature Cards Linked States */
.ai-feature {
  cursor: pointer;
}

.ai-feature.active,
.ai-feature.highlighted {
  background: rgba(122, 28, 201, 0.25) !important;
  border-color: var(--secondary-500) !important;
  box-shadow: 0 0 30px rgba(233, 30, 143, 0.35) !important;
  transform: translateY(-4px) !important;
}

/* ============================================
   WHY REVBRIDG — DIFFERENTIATORS
   ============================================ */
.why-section {
  padding: var(--section-padding);
  background: var(--white);
}

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

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

.why-card {
  padding: 36px 28px;
  border-radius: var(--border-radius-lg);
  background: var(--surface);
  border: 1px solid transparent;
  transition: var(--transition-slow);
  text-align: center;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px);
}

.why-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.why-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.why-card:hover::after {
  transform: scaleX(1);
}

.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(122, 28, 201, 0.12);
  background: var(--white);
}

.why-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--gradient-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 20px;
  transition: var(--transition);
}

.why-card:hover .why-icon {
  background: var(--gradient-primary);
  transform: rotateY(180deg);
  box-shadow: var(--shadow-glow);
}

.why-card h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ============================================
   INDUSTRIES SECTION
   ============================================ */
.industries-section {
  padding: var(--section-padding);
  background: var(--surface);
  position: relative;
  overflow: hidden;
}

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

.industries-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.industry-card {
  padding: 36px 20px;
  text-align: center;
  border-radius: var(--border-radius-lg);
  background: var(--white);
  border: 1px solid rgba(122, 28, 201, 0.06);
  transition: var(--transition);
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
}

.industry-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.industry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary-300);
}

.industry-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  transition: var(--transition);
}

.industry-card:hover .industry-icon {
  transform: scale(1.15);
}

.industry-card h3 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.4;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials-section {
  padding: var(--section-padding);
  background: var(--white);
}

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

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

.testimonial-card {
  padding: 36px;
  border-radius: var(--border-radius-lg);
  background: var(--surface);
  border: 1px solid rgba(122, 28, 201, 0.06);
  transition: var(--transition);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
}

.testimonial-card.visible {
  opacity: 1;
  transform: translateY(0);
}

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

.testimonial-quote-mark {
  font-size: 3rem;
  line-height: 1;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  font-family: Georgia, serif;
}

.testimonial-stars {
  color: #FBBF24;
  font-size: 0.875rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 0.9375rem;
  color: var(--dark-600);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.testimonial-author-info h4 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--dark);
}

.testimonial-author-info p {
  font-size: 0.8125rem;
  color: var(--gray-500);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  padding: 100px 0;
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 50%, rgba(122, 28, 201, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 70% 50%, rgba(233, 30, 143, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
}

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

.cta-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 16px;
}

.cta-text p {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 32px;
}

.cta-benefits {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.cta-benefit {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
}

.cta-benefit-icon {
  color: var(--secondary-400);
  font-weight: 700;
}

/* Contact Form */
.cta-form {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  backdrop-filter: blur(20px);
}

.cta-form h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 24px;
}

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

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.3);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary-600);
  box-shadow: 0 0 0 3px rgba(122, 28, 201, 0.2);
}

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

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='rgba(255,255,255,0.5)' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group select option {
  background: var(--dark);
  color: var(--white);
}

.form-submit {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: #080510;
  padding: 80px 0 0;
  color: rgba(255,255,255,0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  height: 54px;
  width: auto;
  margin-bottom: 20px;
  filter: drop-shadow(0 2px 10px rgba(122, 28, 201, 0.25));
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-social {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 1.125rem;
  transition: var(--transition);
  font-weight: 700;
}

.footer-social:hover {
  background: var(--gradient-primary);
  color: var(--white);
  transform: translateY(-3px);
}

.footer-column h4 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}

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

.footer-column ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  transition: var(--transition);
}

.footer-column ul li a:hover {
  color: var(--secondary-400);
  padding-left: 4px;
}

/* Newsletter */
.footer-newsletter p {
  font-size: 0.875rem;
  margin-bottom: 16px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.875rem;
  outline: none;
  transition: var(--transition);
}

.newsletter-form input:focus {
  border-color: var(--primary-600);
}

.newsletter-form input::placeholder {
  color: rgba(255,255,255,0.3);
}

.newsletter-btn {
  padding: 12px 20px;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--border-radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.newsletter-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.3);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.3);
}

.footer-bottom-links a:hover {
  color: var(--secondary-400);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   FLOATING LIVE CHAT & CONTACT SUPPORT WIDGET
   ============================================ */
.floating-support-widget {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 1050;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
  font-family: var(--font-body);
}

/* Floating Trigger Button */
.floating-support-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 50px;
  background: var(--gradient-primary);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(122, 28, 201, 0.45), 0 0 25px rgba(233, 30, 143, 0.3);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.floating-support-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 35px rgba(122, 28, 201, 0.6), 0 0 35px rgba(233, 30, 143, 0.45);
}

.btn-chat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.support-badge-pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
  display: inline-block;
  animation: supportPulse 2s infinite;
}

@keyframes supportPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

/* Support Popup Card */
.support-popup {
  width: 360px;
  max-width: calc(100vw - 40px);
  background: rgba(20, 10, 36, 0.96);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(122, 28, 201, 0.35);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(122, 28, 201, 0.25);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.96);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.support-popup.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Header */
.support-header {
  padding: 14px 18px;
  background: linear-gradient(135deg, rgba(122, 28, 201, 0.4) 0%, rgba(233, 30, 143, 0.3) 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.support-avatar-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.support-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 0.8125rem;
  position: relative;
}

.support-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #10B981;
  border: 2px solid #140A24;
}

.support-meta h4 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--white);
  margin: 0;
}

.support-meta p {
  font-size: 0.725rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.online-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
}

.support-close-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: rgba(255, 255, 255, 0.8);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.875rem;
}

.support-close-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

/* Tabs */
.support-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(10, 5, 20, 0.6);
}

.support-tab {
  padding: 10px 14px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border-bottom: 2px solid transparent;
}

.support-tab.active {
  color: var(--white);
  border-bottom-color: var(--secondary-500);
  background: rgba(122, 28, 201, 0.15);
}

.support-tab:hover {
  color: var(--white);
}

/* Tab contents */
.support-tab-content {
  display: none;
}

.support-tab-content.active {
  display: flex;
  flex-direction: column;
}

/* Chat container */
.chat-messages {
  padding: 14px;
  height: 240px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg {
  display: flex;
  flex-direction: column;
  max-width: 85%;
}

.chat-msg.bot {
  align-self: flex-start;
}

.chat-msg.user {
  align-self: flex-end;
}

.chat-bubble {
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.8125rem;
  line-height: 1.5;
}

.chat-msg.bot .chat-bubble {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.95);
  border-bottom-left-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.chat-msg.user .chat-bubble {
  background: var(--gradient-primary);
  color: var(--white);
  border-bottom-right-radius: 4px;
}

.chat-time {
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 4px;
  padding: 0 4px;
}

.chat-msg.user .chat-time {
  text-align: right;
}

/* Quick replies */
.chat-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.quick-reply-btn {
  padding: 6px 10px;
  border-radius: 20px;
  background: rgba(122, 28, 201, 0.2);
  border: 1px solid rgba(122, 28, 201, 0.4);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.725rem;
  cursor: pointer;
  transition: var(--transition);
}

.quick-reply-btn:hover {
  background: var(--secondary-600);
  border-color: var(--secondary-500);
  transform: translateY(-1px);
}

/* Input bar */
.chat-input-bar {
  padding: 10px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  gap: 8px;
  background: rgba(10, 5, 20, 0.4);
}

.chat-input-bar input {
  flex: 1;
  padding: 8px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  outline: none;
  transition: var(--transition);
}

.chat-input-bar input:focus {
  border-color: var(--secondary-500);
  background: rgba(255, 255, 255, 0.1);
}

.chat-send-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.75rem;
  transition: var(--transition);
}

.chat-send-btn:hover {
  transform: scale(1.08);
}

/* Contact options in Tab 2 */
.support-contact-options {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.support-action-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.support-action-card:hover {
  background: rgba(122, 28, 201, 0.2);
  border-color: var(--secondary-400);
  transform: translateX(3px);
}

.action-card-icon {
  font-size: 1.25rem;
}

.action-card-text {
  flex: 1;
}

.action-card-text h5 {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--white);
  margin: 0 0 2px;
}

.action-card-text p {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}

.action-card-arrow {
  color: var(--secondary-400);
  font-weight: 700;
  font-size: 0.875rem;
  transition: transform 0.2s;
}

.support-action-card:hover .action-card-arrow {
  transform: translateX(3px);
}

@media (max-width: 480px) {
  .floating-support-widget {
    bottom: 16px;
    right: 16px;
  }

  .btn-support-label {
    display: none;
  }

  .floating-support-btn {
    padding: 12px;
    border-radius: 50%;
  }

  .support-popup {
    width: calc(100vw - 32px);
  }
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-spinner {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 3px solid rgba(122, 28, 201, 0.15);
  border-top-color: var(--primary-600);
  border-right-color: var(--secondary-500);
  animation: spin 1s linear infinite;
}

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

/* ============================================
   MOBILE NAV OVERLAY
   ============================================ */
.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

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

  .ai-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .ai-visual {
    max-width: 400px;
    margin: 0 auto;
  }

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

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

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

  .cta-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --section-padding: 72px 0;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: rgba(15, 10, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 100px 40px 40px;
    gap: 24px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    align-items: flex-start;
    box-shadow: -10px 0 40px rgba(0,0,0,0.5);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links a {
    font-size: 1.125rem;
  }

  .nav-toggle {
    display: flex;
    z-index: 1001;
  }

  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

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

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

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

  .hero-trust {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

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

  .flow-line {
    width: 40px;
  }

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

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

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

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

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

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-content {
    padding-top: 60px;
  }

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

  .newsletter-form {
    flex-direction: column;
  }
}


/* ============================================
   HERO KICKER & REFINEMENTS
   ============================================ */
.hero-kicker {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--secondary-300);
  margin-bottom: 32px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ============================================
   SECTION 2: BRIDGE STORY & FLOW
   "Healthcare creates the value. Payers control the rules. RevBridg connects the two."
   ============================================ */
.bridge-story-section {
  padding: 100px 0;
  background: var(--surface);
  position: relative;
  overflow: hidden;
}

.bridge-story-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0.3;
}

.bridge-story-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 60px;
}

.bridge-flow-wrapper {
  background: var(--white);
  border: 1px solid rgba(122, 28, 201, 0.12);
  border-radius: var(--border-radius-lg);
  padding: 48px 36px;
  box-shadow: var(--shadow-md);
  position: relative;
}

.bridge-flow-track {
  display: grid;
  grid-template-columns: 1fr auto 1fr 1.6fr 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}

.bridge-flow-card {
  padding: 24px 18px;
  background: var(--surface);
  border: 1px solid rgba(122, 28, 201, 0.08);
  border-radius: var(--border-radius);
  text-align: center;
  transition: var(--transition);
}

.bridge-flow-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-400);
  box-shadow: var(--shadow-sm);
}

.bridge-flow-card.highlight {
  background: linear-gradient(135deg, rgba(122, 28, 201, 0.08), rgba(233, 30, 143, 0.08));
  border-color: var(--secondary-300);
}

.flow-card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.bridge-flow-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}

.bridge-flow-card p {
  font-size: 0.78rem;
  color: var(--gray-500);
  line-height: 1.5;
  margin: 0;
}

.flow-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-400);
  font-size: 1.5rem;
  font-weight: 700;
}

/* Centerpiece Bridge Brand Box */
.bridge-centerpiece {
  position: relative;
  background: linear-gradient(135deg, #1A0638 0%, #2B0D5B 50%, #1A0638 100%);
  border: 2px solid var(--secondary-500);
  border-radius: var(--border-radius);
  padding: 28px 20px;
  text-align: center;
  color: var(--white);
  box-shadow: 0 10px 35px rgba(122, 28, 201, 0.35);
  overflow: hidden;
}

.bridge-centerpiece-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(233, 30, 143, 0.2) 0%, transparent 60%);
  pointer-events: none;
}

.bridge-centerpiece-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--secondary-300);
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 8px;
}

.bridge-centerpiece-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #FFFFFF, #FF8BCA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

.bridge-centerpiece-tag {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* ============================================
   SECTION 3: REVENUE LEAKAGE FRAMEWORK
   ============================================ */
.leakage-framework-section {
  padding: 100px 0;
  background: var(--white);
  position: relative;
}

.leakage-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 60px;
}

.leakage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 50px;
}

.leakage-card {
  background: var(--surface);
  border: 1px solid rgba(122, 28, 201, 0.08);
  border-radius: var(--border-radius-lg);
  padding: 32px 26px;
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.leakage-card:hover {
  transform: translateY(-6px);
  border-color: var(--secondary-400);
  box-shadow: var(--shadow-md);
  background: var(--white);
}

.leakage-num-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  font-family: var(--font-accent);
  font-size: 1.5rem;
  font-weight: 800;
  color: rgba(122, 28, 201, 0.2);
  line-height: 1;
}

.leakage-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.leakage-stage-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary-600);
  margin-bottom: 14px;
}

.leakage-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.leakage-checklist {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.leakage-item {
  font-size: 0.8125rem;
  color: var(--dark-600);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.leakage-item span {
  color: var(--secondary-500);
  font-weight: 700;
}

.leakage-action-box {
  background: linear-gradient(135deg, #1A0638 0%, #2B0D5B 100%);
  border-radius: var(--border-radius-lg);
  padding: 36px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  color: var(--white);
  box-shadow: var(--shadow-lg);
}

.leakage-action-text h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.leakage-action-text p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* ============================================
   SOLUTION PROGRESSION (ACCESS → INTELLIGENCE → RECOVERY)
   ============================================ */
.solution-progression {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 54px;
}

.progression-node {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 22px;
  background: var(--surface);
  border: 1px solid rgba(122, 28, 201, 0.15);
  border-radius: 40px;
  transition: var(--transition);
}

.progression-node.active {
  background: linear-gradient(135deg, rgba(122, 28, 201, 0.12), rgba(233, 30, 143, 0.12));
  border-color: var(--secondary-400);
}

.progression-step {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--secondary-600);
}

.progression-title {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--dark);
}

.progression-line {
  width: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-400), var(--secondary-400));
}

.service-stage-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--secondary-600);
  background: rgba(233, 30, 143, 0.08);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

/* ============================================
   WORKFLOW PIPELINE IN TECHNOLOGY SECTION
   ============================================ */
.tech-header {
  max-width: 820px;
  margin: 0 auto 50px;
}

.tech-header .section-title {
  color: #FFFFFF !important;
}

.tech-header .section-subtitle {
  color: rgba(255, 255, 255, 0.75) !important;
}

.tech-pipeline-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: 32px 36px;
  backdrop-filter: blur(16px);
  margin-bottom: 60px;
}

.pipeline-title-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}

.pipeline-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--secondary-300);
  background: rgba(233, 30, 143, 0.2);
  padding: 4px 12px;
  border-radius: 20px;
}

.pipeline-title-bar h4 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--white);
  margin: 0;
}

.pipeline-steps {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.pipeline-step {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 14px 12px;
  text-align: center;
  min-width: 110px;
  flex: 1;
}

.pipeline-step.highlight {
  background: linear-gradient(135deg, rgba(122, 28, 201, 0.25), rgba(233, 30, 143, 0.25));
  border-color: var(--secondary-400);
}

.step-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--secondary-400);
  margin-bottom: 4px;
}

.step-name {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 4px;
}

.step-sub {
  font-size: 0.6875rem;
  color: rgba(255, 255, 255, 0.5);
  display: block;
}

.pipeline-arrow {
  color: rgba(255, 255, 255, 0.3);
  font-size: 1.125rem;
  font-weight: 700;
}

.pipeline-footer-callout {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
}

.pipeline-sparkle {
  margin-right: 6px;
}

.section-subtitle-large {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 12px;
}

/* ============================================
   WHY SECTION STEP TAGS
   ============================================ */
.why-step-tag {
  font-family: var(--font-accent);
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--secondary-600);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

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

.why-card-featured {
  grid-column: span 2;
  text-align: left !important;
}

.why-card-featured .why-icon {
  margin: 0 0 16px !important;
}

/* ============================================
   SECTION 7: SPECIALTIES
   ============================================ */
.specialties-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.specialty-card {
  background: var(--white);
  border: 1px solid rgba(122, 28, 201, 0.08);
  border-radius: var(--border-radius-lg);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.specialty-card:hover {
  transform: translateY(-6px);
  border-color: var(--secondary-400);
  box-shadow: var(--shadow-md);
}

.specialty-icon {
  font-size: 2.75rem;
  margin-bottom: 18px;
}

.specialty-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 12px;
}

.specialty-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.specialty-meta {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-600);
  background: rgba(122, 28, 201, 0.06);
  padding: 6px 14px;
  border-radius: 20px;
  display: inline-block;
  margin: 0 auto;
}

/* ============================================
   SECTION 8: MEASURABLE RESULTS
   ============================================ */
.measurable-results-section {
  padding: 100px 0;
  background: var(--surface);
  position: relative;
}

.results-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 50px;
}

.results-quote-box {
  background: var(--white);
  border: 1px solid rgba(122, 28, 201, 0.12);
  border-left: 4px solid var(--secondary-500);
  border-radius: var(--border-radius);
  padding: 24px 32px;
  margin: 24px auto 32px;
  box-shadow: var(--shadow-sm);
}

.results-quote-lead {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--dark);
  line-height: 1.7;
  font-style: italic;
  margin: 0;
}

.kpi-commitments-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.kpi-card {
  background: var(--white);
  border: 1px solid rgba(122, 28, 201, 0.08);
  border-radius: var(--border-radius);
  padding: 28px 20px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.kpi-card:hover {
  transform: translateY(-4px);
  border-color: var(--secondary-400);
  box-shadow: var(--shadow-md);
}

.kpi-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--secondary-600);
  margin-bottom: 8px;
}

.kpi-card h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}

.kpi-tracking-desc {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-600);
  margin-bottom: 12px;
  line-height: 1.3;
}

.kpi-card p {
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin: 0;
}

/* ============================================
   SECTION 9: ASSESSMENT OFFER CARD
   ============================================ */
.assessment-checklist-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  padding: 28px 24px;
  margin-top: 24px;
}

.assessment-checklist-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--secondary-300);
  margin-bottom: 16px;
}

.assessment-checklist {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.assessment-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}

.assessment-check {
  color: var(--secondary-400);
  font-weight: 700;
  flex-shrink: 0;
}

.cta-lead-text {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.8;
  margin-bottom: 16px;
}

.form-subnote {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 20px;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .bridge-flow-track {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .flow-divider {
    transform: rotate(90deg);
  }

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

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

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

  .why-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .why-card-featured {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .leakage-grid,
  .kpi-commitments-grid,
  .specialties-grid,
  .why-grid {
    grid-template-columns: 1fr !important;
  }

  .why-card-featured {
    grid-column: span 1;
  }

  .leakage-action-box {
    flex-direction: column;
    text-align: center;
    padding: 28px 24px;
  }

  .solution-progression {
    flex-direction: column;
    gap: 8px;
  }

  .progression-line {
    width: 2px;
    height: 20px;
  }
}