/* =========================================
   TRUBIENT - Complete Design System
   Mobile-first, cinematic, accessible
   ========================================= */

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

:root {
  --color-primary: #3B82F6;
  --color-primary-light: #60A5FA;
  --color-primary-dark: #2563EB;
  --color-purple: #8B5CF6;
  --color-purple-light: #A78BFA;
  --color-accent: #10B981;
  --color-cyan: #06B6D4;
  --color-orange: #F59E0B;
  --color-pink: #EC4899;
  --color-dark: #030712;
  --color-gray-900: #111827;
  --color-gray-800: #1F2937;
  --color-gray-700: #374151;
  --color-gray-600: #4B5563;
  --color-gray-500: #6B7280;
  --color-gray-400: #9CA3AF;
  --color-gray-300: #D1D5DB;
  --color-white: #FFFFFF;
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-highlight: rgba(255, 255, 255, 0.1);
  --nav-height: 70px;
  --max-width: 1400px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--color-dark);
  color: var(--color-gray-300);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========== BACKGROUND ========== */
.bg-container {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.bg-gradient {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 20% -20%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(139, 92, 246, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse 50% 30% at 10% 100%, rgba(16, 185, 129, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse 40% 40% at 90% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.aurora {
  position: absolute;
  width: 150%;
  height: 150%;
  top: -25%;
  left: -25%;
  background: conic-gradient(
    from 180deg at 50% 50%,
    transparent 0deg,
    rgba(59, 130, 246, 0.1) 60deg,
    rgba(139, 92, 246, 0.1) 120deg,
    transparent 180deg,
    rgba(16, 185, 129, 0.08) 240deg,
    rgba(6, 182, 212, 0.08) 300deg,
    transparent 360deg
  );
  animation: auroraRotate 30s linear infinite;
}

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

.particles { position: absolute; inset: 0; }

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat 15s infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; }
.particle:nth-child(4) { left: 40%; animation-delay: 1s; }
.particle:nth-child(5) { left: 50%; animation-delay: 3s; }
.particle:nth-child(6) { left: 60%; animation-delay: 5s; }
.particle:nth-child(7) { left: 70%; animation-delay: 2.5s; }
.particle:nth-child(8) { left: 80%; animation-delay: 4.5s; }
.particle:nth-child(9) { left: 90%; animation-delay: 1.5s; }
.particle:nth-child(10) { left: 95%; animation-delay: 3.5s; }

@keyframes particleFloat {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { transform: translateY(-100vh) scale(1); opacity: 0; }
}

/* ========== NAVIGATION ========== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all 0.4s ease;
}

.nav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.nav.scrolled::before { opacity: 1; }

.nav__inner {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 5%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-white);
  text-decoration: none;
}

.nav__logo-icon {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.nav__links {
  display: none;
  gap: 0.25rem;
  list-style: none;
}

.nav__link {
  padding: 0.5rem 1rem;
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-white);
  background: var(--glass-bg);
}

.nav__cta {
  display: none;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary), var(--color-purple));
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all 0.3s ease;
}

.nav__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
}

.nav__mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: 1.25rem;
  cursor: pointer;
}

/* Mobile Menu */
.nav__mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(3, 7, 18, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1.5rem 5%;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s var(--ease-out-expo);
}

.nav__mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.nav__mobile-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav__mobile-link {
  display: block;
  padding: 1rem;
  color: var(--color-gray-300);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.nav__mobile-link:hover,
.nav__mobile-link.nav__link--active {
  color: var(--color-white);
  background: var(--glass-bg);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: auto;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + 2rem) 5% 2rem;
  overflow: hidden;
}

.hero--full {
  min-height: 100vh;
  padding-bottom: 4rem;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

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

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 10s ease-in-out infinite;
  pointer-events: none;
}

.hero__orb--1 {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-cyan));
  top: -10%;
  right: -5%;
  opacity: 0.25;
}

.hero__orb--2 {
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, var(--color-purple), var(--color-pink));
  bottom: 0;
  left: 10%;
  opacity: 0.15;
  animation-delay: -4s;
}

.hero__orb--3 {
  width: 150px;
  height: 150px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-cyan));
  top: 40%;
  left: 30%;
  opacity: 0.1;
  animation-delay: -2s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -20px) scale(1.1); }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.375rem 1rem 0.375rem 0.375rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.hero__badge-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-purple));
  border-radius: 50%;
  font-size: 0.75rem;
}

.hero__badge-text {
  font-size: 0.8125rem;
  color: var(--color-gray-300);
}

.hero__title {
  font-size: clamp(2rem, 7vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.hero__title-line { display: block; }

.hero__title-gradient,
.gradient-text {
  background: linear-gradient(135deg, var(--color-cyan), var(--color-primary-light), var(--color-purple-light));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 200% center; }
}

.hero__subtitle {
  font-size: clamp(0.9375rem, 2vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-gray-400);
  max-width: 650px;
  margin-bottom: 1.75rem;
}

.hero__inner--center .hero__title,
.hero__inner--center .hero__subtitle {
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero__inner--center .hero__actions {
  justify-content: center;
  align-items: center;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}

.hero__stat {
  padding: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.hero__stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-purple-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat-label {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  margin-top: 0.25rem;
}

/* ========== SECTIONS ========== */
.section {
  position: relative;
  padding: 3rem 5%;
}

.section--first { padding-top: 1.5rem; }

.section--accent {
  background: linear-gradient(180deg, transparent, rgba(59, 130, 246, 0.03), transparent);
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section__header {
  max-width: 800px;
  margin-bottom: 2rem;
}

.section__header--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.15));
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section__title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

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

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.btn--primary {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary), var(--color-purple));
  box-shadow: 0 4px 25px rgba(59, 130, 246, 0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(59, 130, 246, 0.5);
}

.btn--primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  animation: btnShimmer 3s infinite;
}

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

.btn--secondary {
  color: var(--color-white);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}

.btn--secondary:hover {
  background: var(--glass-highlight);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn--large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn__icon {
  transition: transform 0.3s ease;
}

.btn:hover .btn__icon {
  transform: translateX(3px);
}

/* ========== GLASS CARDS ========== */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  transition: all 0.4s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.glass-card--glow:hover {
  box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

/* ========== FEATURE CARDS ========== */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.feature-card {
  position: relative;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.4s ease;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--card-gradient, linear-gradient(90deg, var(--color-primary), var(--color-purple)));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-card--cyan { --card-gradient: linear-gradient(90deg, var(--color-cyan), var(--color-accent)); }
.feature-card--orange { --card-gradient: linear-gradient(90deg, var(--color-orange), var(--color-pink)); }
.feature-card--purple { --card-gradient: linear-gradient(90deg, var(--color-purple), var(--color-pink)); }
.feature-card--green { --card-gradient: linear-gradient(90deg, var(--color-accent), var(--color-cyan)); }

.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-purple));
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-card__icon {
  transform: scale(1.1);
}

.feature-card__icon--cyan { background: linear-gradient(135deg, var(--color-cyan), var(--color-accent)); box-shadow: 0 8px 25px rgba(6, 182, 212, 0.3); }
.feature-card__icon--orange { background: linear-gradient(135deg, var(--color-orange), var(--color-pink)); box-shadow: 0 8px 25px rgba(245, 158, 11, 0.3); }
.feature-card__icon--purple { background: linear-gradient(135deg, var(--color-purple), var(--color-pink)); box-shadow: 0 8px 25px rgba(139, 92, 246, 0.3); }
.feature-card__icon--green { background: linear-gradient(135deg, var(--color-accent), var(--color-cyan)); box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3); }

.feature-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.625rem;
}

.feature-card__text {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  line-height: 1.7;
}

/* ========== AUDIENCE CARDS (Who is this for) ========== */
.audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.audience-card {
  position: relative;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.4s ease;
}

.audience-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--audience-gradient, linear-gradient(180deg, var(--color-primary), var(--color-cyan)));
}

.audience-card--purple::before { --audience-gradient: linear-gradient(180deg, var(--color-purple), var(--color-pink)); }
.audience-card--cyan::before { --audience-gradient: linear-gradient(180deg, var(--color-cyan), var(--color-accent)); }
.audience-card--orange::before { --audience-gradient: linear-gradient(180deg, var(--color-orange), var(--color-pink)); }

.audience-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.audience-card__header {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.audience-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-cyan));
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.audience-card--purple .audience-card__icon { background: linear-gradient(135deg, var(--color-purple), var(--color-pink)); }
.audience-card--cyan .audience-card__icon { background: linear-gradient(135deg, var(--color-cyan), var(--color-accent)); }
.audience-card--orange .audience-card__icon { background: linear-gradient(135deg, var(--color-orange), var(--color-pink)); }

.audience-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.audience-card__subtitle {
  font-size: 0.8125rem;
  color: var(--color-gray-500);
}

.audience-card__text {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.audience-card__needs {
  padding: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
}

.audience-card__needs-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary-light);
  margin-bottom: 0.75rem;
}

.audience-card__needs-list {
  list-style: none;
}

.audience-card__needs-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.8125rem;
  color: var(--color-gray-300);
  margin-bottom: 0.5rem;
}

.audience-card__needs-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.audience-card__needs-list li:last-child {
  margin-bottom: 0;
}

/* ========== COMPARISON TABLE ========== */
.comparison {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.comparison__header {
  display: none;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--glass-border);
}

.comparison__header-cell {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.comparison__header-cell--highlight {
  color: var(--color-primary-light);
}

.comparison__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.3s ease;
}

.comparison__row:last-child {
  border-bottom: none;
}

.comparison__row:hover {
  background: rgba(59, 130, 246, 0.05);
}

.comparison__cell {
  font-size: 0.875rem;
  color: var(--color-gray-400);
}

.comparison__cell--label {
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.comparison__cell--before {
  color: var(--color-gray-500);
  padding-left: 0;
}

.comparison__cell--before::before {
  content: 'Before: ';
  color: var(--color-orange);
  font-weight: 500;
}

.comparison__cell--after {
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.comparison__cell--after::before {
  content: 'After: ';
  color: var(--color-gray-500);
  font-weight: 500;
}

.comparison__cell--after i {
  color: var(--color-accent);
  font-size: 0.875rem;
}

/* ========== STAGE CARDS ========== */
.stage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.stage-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all 0.4s ease;
}

.stage-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.stage-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  border-radius: var(--radius-lg);
  font-size: 1.5rem;
  transition: transform 0.4s ease;
}

.stage-card:hover .stage-card__icon {
  transform: scale(1.1);
}

.stage-card__icon--primary { background: linear-gradient(135deg, var(--color-primary), var(--color-purple)); box-shadow: 0 12px 35px rgba(59, 130, 246, 0.35); }
.stage-card__icon--accent { background: linear-gradient(135deg, var(--color-accent), var(--color-cyan)); box-shadow: 0 12px 35px rgba(16, 185, 129, 0.35); }
.stage-card__icon--orange { background: linear-gradient(135deg, var(--color-orange), var(--color-pink)); box-shadow: 0 12px 35px rgba(245, 158, 11, 0.35); }

.stage-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.stage-card p {
  font-size: 0.875rem;
  color: var(--color-gray-400);
}

/* ========== SOLUTIONS COMPARE ========== */
.solutions-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.solutions-compare__card {
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
}

.solutions-compare__card--old {
  border-color: rgba(245, 158, 11, 0.2);
}

.solutions-compare__card--new {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(59, 130, 246, 0.1));
  border-color: rgba(16, 185, 129, 0.3);
}

.solutions-compare__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.solutions-compare__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.solutions-compare__icon--old {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(236, 72, 153, 0.2));
  color: var(--color-orange);
}

.solutions-compare__icon--new {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.3), rgba(6, 182, 212, 0.3));
  color: var(--color-accent);
}

.solutions-compare__title {
  font-size: 1.125rem;
  font-weight: 700;
}

.solutions-compare__title--old { color: var(--color-orange); }
.solutions-compare__title--new { color: var(--color-accent); }

.solutions-compare__text {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.solutions-compare__alert {
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
}

.solutions-compare__alert--old {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--color-orange);
}

.solutions-compare__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.solutions-compare__stat {
  text-align: center;
  padding: 1rem 0.5rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
}

.solutions-compare__stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
}

.solutions-compare__stat-value--accent { color: var(--color-accent); }
.solutions-compare__stat-value--primary { color: var(--color-primary-light); }

.solutions-compare__stat-label {
  font-size: 0.6875rem;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* ========== REGULATORY CARD ========== */
.regulatory-card {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(236, 72, 153, 0.08));
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  overflow: hidden;
}

.regulatory-card__header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.regulatory-card__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.regulatory-card__table {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.regulatory-card__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.375rem;
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--glass-border);
}

.regulatory-card__row:last-child {
  border-bottom: none;
}

.regulatory-card__row--header {
  background: rgba(0, 0, 0, 0.3);
  padding: 1rem;
}

.regulatory-card__row--highlight {
  background: rgba(16, 185, 129, 0.1);
}

.regulatory-card__cell {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
}

.regulatory-card__cell--label {
  font-weight: 700;
  color: var(--color-white);
}

.regulatory-card__cell--highlight {
  color: var(--color-accent);
  font-weight: 700;
}

.regulatory-card__cell--muted {
  font-size: 0.75rem;
  color: var(--color-gray-500);
}

.regulatory-card__footer {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  text-align: center;
}

/* ========== TIMELINE ========== */
.timeline {
  position: relative;
  padding-left: 0;
}

.timeline__line {
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-purple), var(--color-accent));
}

.timeline__item {
  position: relative;
  padding-left: 50px;
  margin-bottom: 2rem;
}

.timeline__item:last-child {
  margin-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
}

.timeline__dot {
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-purple));
  border-radius: 50%;
  border: 3px solid var(--color-dark);
  z-index: 1;
  flex-shrink: 0;
}

.timeline__year {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary-light);
  background: rgba(59, 130, 246, 0.15);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.timeline__content {
  padding: 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  margin-top: 0.5rem;
}

.timeline__content h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.625rem;
}

.timeline__content p {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  line-height: 1.7;
}

.timeline__placeholder {
  display: none;
}

/* ========== CONTACT FORM ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.contact-info__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.contact-info__text {
  font-size: 0.9375rem;
  color: var(--color-gray-400);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.contact-info__item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.contact-info__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.contact-info__label {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-info__value {
  font-size: 0.9375rem;
  color: var(--color-white);
}

.contact-form {
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
}

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

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gray-300);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: 0.9375rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-gray-600);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1rem;
  padding-right: 2.5rem;
}

.form-select option {
  background: var(--color-gray-900);
  color: var(--color-white);
}

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

/* ========== PRIVACY STYLES ========== */
.privacy-section {
  max-width: 800px;
  margin: 0 auto;
}

.privacy-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

.privacy-card h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.privacy-card p {
  font-size: 0.9375rem;
  color: var(--color-gray-400);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.privacy-card p:last-child {
  margin-bottom: 0;
}

.privacy-card a {
  color: var(--color-primary-light);
  text-decoration: none;
}

.privacy-card a:hover {
  text-decoration: underline;
}

.privacy-highlight {
  padding: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  margin: 1rem 0;
}

.privacy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

.privacy-grid-item {
  padding: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
}

.privacy-grid-item h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.privacy-grid-item p {
  font-size: 0.8125rem;
  margin-bottom: 0;
}

/* ========== STATS GRID ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.stat-card {
  padding: 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all 0.4s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2);
}

.stat-card__value {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-white), var(--color-gray-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.375rem;
}

.stat-card__label {
  font-size: 0.75rem;
  color: var(--color-gray-500);
}

/* ========== CTA SECTION ========== */
.cta-section {
  padding: 3rem 5%;
}

.cta-card {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(59, 130, 246, 0.1));
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.cta-card__title {
  font-size: clamp(1.375rem, 4vw, 2rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 0.875rem;
}

.cta-card__text {
  font-size: 1rem;
  color: var(--color-gray-400);
  max-width: 550px;
  margin: 0 auto 1.5rem;
}

/* ========== FOOTER ========== */
.footer {
  padding: 3rem 5% 1.5rem;
  border-top: 1px solid var(--glass-border);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto 2rem;
  text-align: center;
}

.footer__brand-description {
  color: var(--color-gray-500);
  font-size: 0.875rem;
  margin-top: 0.875rem;
}

.footer__col h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.875rem;
}

.footer__link {
  display: block;
  color: var(--color-gray-500);
  font-size: 0.875rem;
  text-decoration: none;
  padding: 0.25rem 0;
  transition: color 0.3s ease;
}

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

.footer__bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer__bottom p {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
}

/* ========== ANIMATIONS ========== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(25px);
  transition: all 0.7s var(--ease-out-expo);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll[data-delay="1"] { transition-delay: 0.1s; }
.animate-on-scroll[data-delay="2"] { transition-delay: 0.2s; }
.animate-on-scroll[data-delay="3"] { transition-delay: 0.3s; }
.animate-on-scroll[data-delay="4"] { transition-delay: 0.4s; }

/* ========== RESPONSIVE - TABLET ========== */
@media (min-width: 640px) {
  :root {
    --nav-height: 80px;
  }

  .hero {
    padding: calc(var(--nav-height) + 3rem) 5% 2.5rem;
  }

  .hero__title {
    font-size: clamp(2.25rem, 6vw, 3.5rem);
  }

  .hero__actions {
    flex-direction: row;
  }

  .btn {
    width: auto;
  }

  .hero__stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .section {
    padding: 4rem 5%;
  }

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

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

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

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

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

  .footer__inner {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    text-align: left;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }

  .comparison__header {
    display: grid;
  }

  .comparison__row {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 1rem;
    padding: 1rem 1.5rem;
  }

  .comparison__cell--label {
    margin-bottom: 0;
  }

  .comparison__cell--before::before,
  .comparison__cell--after::before {
    content: none;
  }

  .regulatory-card__row {
    grid-template-columns: 60px 2fr 1fr;
    gap: 1rem;
  }

  .cta-card {
    padding: 3.5rem 3rem;
  }
}

/* ========== RESPONSIVE - DESKTOP ========== */
@media (min-width: 1024px) {
  .nav__links {
    display: flex;
  }

  .nav__cta {
    display: inline-flex;
  }

  .nav__mobile-toggle {
    display: none;
  }

  .hero__orb--1 {
    width: 500px;
    height: 500px;
  }

  .hero__orb--2 {
    width: 300px;
    height: 300px;
  }

  .hero__orb--3 {
    width: 200px;
    height: 200px;
  }

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

  .feature-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

  .contact-grid {
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
  }

  /* Desktop Timeline */
  .timeline {
    padding-left: 0;
  }

  .timeline__line {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline__item {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    padding-left: 0;
    margin-bottom: 0;
  }

  .timeline__marker {
    position: relative;
    left: auto;
    top: auto;
    flex-direction: column;
    align-items: center;
  }

  .timeline__year {
    position: absolute;
    top: 100%;
    margin-top: 0.5rem;
  }

  .timeline__content {
    margin-top: 0;
  }

  .timeline__content--left {
    text-align: right;
  }

  .timeline__content--right {
    text-align: left;
  }

  .timeline__placeholder {
    display: block;
  }

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

/* ========== RESPONSIVE - LARGE DESKTOP ========== */
@media (min-width: 1280px) {
  .section {
    padding: 5rem 5%;
  }

  .hero {
    padding: calc(var(--nav-height) + 4rem) 5% 3rem;
  }

  .feature-card {
    padding: 2rem;
  }

  .feature-card__icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .contact-form {
    padding: 2.5rem;
  }
}