/* ============================================================
   virtualpersonal.ai — Custom Styles
   Design System: Navy/Charcoal + Emerald/Teal/Gold accents
   ============================================================ */

/* ── 1. CSS Custom Properties (Design Tokens) ── */
:root {
  /* Backgrounds */
  --bg-primary:       #050C1A;
  --bg-secondary:     #0A1628;
  --bg-tertiary:      #0F2040;
  --bg-card:          rgba(15, 32, 64, 0.80);
  --bg-card-hover:    rgba(22, 43, 84, 0.90);
  --bg-nav:           rgba(5, 12, 26, 0.92);
  --bg-glass:         rgba(255, 255, 255, 0.04);
  --bg-glass-hover:   rgba(255, 255, 255, 0.07);
  --bg-input:         rgba(255, 255, 255, 0.06);

  /* Foregrounds */
  --fg-primary:       #EEF2FF;
  --fg-secondary:     rgba(238, 242, 255, 0.72);
  --fg-muted:         rgba(238, 242, 255, 0.45);
  --fg-hint:          rgba(238, 242, 255, 0.28);

  /* Accents */
  --emerald:          #00C9A7;
  --emerald-light:    #00E5C3;
  --emerald-dark:     #00A98C;
  --emerald-glow:     rgba(0, 201, 167, 0.35);
  --emerald-glow-sm:  rgba(0, 201, 167, 0.18);
  --teal:             #0097A7;
  --teal-glow:        rgba(0, 151, 167, 0.30);
  --gold:             #C9A227;
  --gold-light:       #F0C93A;
  --gold-dark:        #A07A10;
  --gold-glow:        rgba(201, 162, 39, 0.35);
  --gold-glow-sm:     rgba(201, 162, 39, 0.18);
  --indigo:           #6366F1;
  --slate:            #94A3B8;

  /* Borders */
  --border-card:      rgba(255, 255, 255, 0.07);
  --border-hover:     rgba(0, 201, 167, 0.50);
  --border-gold:      rgba(201, 162, 39, 0.45);
  --border-input:     rgba(255, 255, 255, 0.12);
  --border-subtle:    rgba(255, 255, 255, 0.05);

  /* Shadows */
  --shadow-card:      0 2px 10px rgba(0,0,0,0.30), 0 1px 3px rgba(0,0,0,0.18);
  --shadow-hover:     0 0 18px var(--emerald-glow), 0 8px 22px rgba(0,0,0,0.40);
  --shadow-gold:      0 0 14px var(--gold-glow), 0 4px 14px rgba(0,0,0,0.22);
  --shadow-nav:       0 1px 0 rgba(255,255,255,0.05);
  --shadow-btn:       0 4px 14px rgba(0, 201, 167, 0.35);
  --shadow-btn-hover: 0 6px 22px rgba(0, 201, 167, 0.50);

  /* Easing */
  --ease-out-expo:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out:      cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring:      cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Timing */
  --dur-fast:         180ms;
  --dur-base:         320ms;
  --dur-slow:         600ms;
  --dur-theme:        400ms;
}

/* ── Light Mode Overrides ── */
html.light {
  --bg-primary:       #F0F4FB;
  --bg-secondary:     #E6EAF5;
  --bg-tertiary:      #DDE2F0;
  --bg-card:          rgba(255, 255, 255, 0.90);
  --bg-card-hover:    rgba(255, 255, 255, 0.98);
  --bg-nav:           rgba(240, 244, 251, 0.94);
  --bg-glass:         rgba(255, 255, 255, 0.70);
  --bg-glass-hover:   rgba(255, 255, 255, 0.90);
  --bg-input:         rgba(255, 255, 255, 0.92);

  --fg-primary:       #080F1E;
  --fg-secondary:     rgba(8, 15, 30, 0.70);
  --fg-muted:         rgba(8, 15, 30, 0.48);
  --fg-hint:          rgba(8, 15, 30, 0.30);

  --emerald-glow:     rgba(0, 201, 167, 0.22);
  --emerald-glow-sm:  rgba(0, 201, 167, 0.12);
  --gold-glow:        rgba(201, 162, 39, 0.22);
  --gold-glow-sm:     rgba(201, 162, 39, 0.12);
  --teal-glow:        rgba(0, 151, 167, 0.18);

  --border-card:      rgba(0, 0, 0, 0.07);
  --border-hover:     rgba(0, 201, 167, 0.45);
  --border-input:     rgba(0, 0, 0, 0.12);
  --border-subtle:    rgba(0, 0, 0, 0.05);

  --shadow-card:      0 2px 8px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover:     0 0 14px var(--emerald-glow), 0 6px 18px rgba(0,0,0,0.10);
  --shadow-gold:      0 0 12px var(--gold-glow), 0 4px 12px rgba(0,0,0,0.08);
  --shadow-nav:       0 1px 0 rgba(0,0,0,0.07);
  --shadow-btn:       0 3px 12px rgba(0, 201, 167, 0.28);
  --shadow-btn-hover: 0 5px 20px rgba(0, 201, 167, 0.38);

  color-scheme: light;
}

/* ── 2. Base Reset & Typography ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background-color: var(--bg-primary);
  color: var(--fg-primary);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
  transition:
    background-color var(--dur-theme) var(--ease-in-out),
    color var(--dur-theme) var(--ease-in-out);
}

/* Smooth theme transitions — selective to avoid jank */
*:not(canvas):not(.carousel-track):not(.floating-card):not(#particle-canvas) {
  transition-property: background-color, border-color, color, box-shadow;
  transition-duration: var(--dur-theme);
  transition-timing-function: var(--ease-in-out);
}

/* Exempt animated elements from theme transitions */
.floating-card,
.carousel-track,
#particle-canvas,
#hero-gradient,
[data-animate],
.timeline-track-progress {
  transition-property: none !important;
}

/* ── 3. Gradient Text Utilities ── */
.gradient-text {
  background: linear-gradient(135deg, var(--emerald) 0%, var(--teal) 55%, #6366F1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-gold {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 60%, #C08020 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-hero {
  background: linear-gradient(135deg, #ffffff 0%, var(--emerald-light) 50%, var(--teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── 4. Glassmorphism Cards ── */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--dur-base) var(--ease-in-out),
    box-shadow var(--dur-base) var(--ease-in-out),
    transform var(--dur-base) var(--ease-out-expo) !important,
    background var(--dur-base) var(--ease-in-out);
}

.glass-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
  background: var(--bg-glass-hover);
}

.glass-card-gold {
  border-color: var(--border-gold) !important;
  box-shadow: var(--shadow-gold), var(--shadow-card) !important;
}

.glass-card-gold:hover {
  box-shadow: var(--shadow-gold), 0 20px 50px rgba(0,0,0,0.5) !important;
}

/* Solid card variant for light mode fallback */
.solid-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--dur-base) ease,
    box-shadow var(--dur-base) ease,
    transform var(--dur-base) var(--ease-out-expo) !important;
}

.solid-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-6px);
}

@supports not (backdrop-filter: blur(1px)) {
  .glass-card { background: var(--bg-card); }
}

/* ── 5. Navigation ── */
#navbar {
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background var(--dur-base) ease,
    border-color var(--dur-base) ease,
    backdrop-filter var(--dur-base) ease !important;
}

#navbar.scrolled {
  background: var(--bg-nav);
  border-color: var(--border-subtle);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-nav);
}

.nav-link {
  position: relative;
  color: var(--fg-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  padding: 4px 2px;
  transition: color var(--dur-fast) ease !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 100%; height: 1.5px;
  background: linear-gradient(90deg, var(--emerald), var(--teal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease-out-expo) !important;
}

.nav-link:hover { color: var(--fg-primary); }
.nav-link.active { color: var(--fg-primary); }
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }

/* Logo gradient */
.logo-text {
  background: linear-gradient(135deg, #fff 0%, var(--emerald-light) 60%, var(--teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Dark/Light Toggle Button */
#theme-toggle {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-card);
  background: var(--bg-glass);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--fg-secondary);
  transition:
    background var(--dur-fast) ease,
    border-color var(--dur-fast) ease,
    color var(--dur-fast) ease !important;
}

#theme-toggle:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-hover);
  color: var(--emerald);
}

#theme-icon {
  transition: transform 0.3s var(--ease-spring) !important;
}

/* Mobile Menu */
#mobile-menu {
  position: fixed; inset: 0; z-index: 49;
  background: var(--bg-primary);
  transform: translateX(100%);
  transition: transform 0.4s var(--ease-out-expo) !important;
  display: flex; flex-direction: column;
  padding: 100px 2rem 2rem;
  gap: 1.5rem;
}

#mobile-menu.open { transform: translateX(0); }

.mob-link {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--fg-primary);
  text-decoration: none;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  transition: color var(--dur-fast) ease !important;
}

.mob-link:hover { color: var(--emerald); }

/* Hamburger */
.hamburger-line {
  width: 22px; height: 2px;
  background: var(--fg-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease !important;
  transform-origin: center;
}

#hamburger.open .hamburger-line:nth-child(1) { transform: translateY(8px) rotate(45deg); }
#hamburger.open .hamburger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
#hamburger.open .hamburger-line:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ── 6. Buttons ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--emerald) 0%, var(--teal) 100%);
  color: #fff;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-btn);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  transition:
    box-shadow var(--dur-fast) ease,
    transform var(--dur-fast) var(--ease-out-expo) !important;
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  box-shadow: var(--shadow-btn-hover);
  transform: translateY(-2px);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 27px;
  background: transparent;
  color: var(--fg-primary);
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: 12px;
  border: 1px solid var(--border-input);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  transition:
    border-color var(--dur-fast) ease,
    background var(--dur-fast) ease,
    transform var(--dur-fast) var(--ease-out-expo) !important;
}

.btn-outline:hover {
  border-color: var(--border-hover);
  background: var(--bg-glass-hover);
  transform: translateY(-2px);
}

/* Ripple effect */
.btn-ripple { position: relative; overflow: hidden; }

.ripple-effect {
  position: absolute;
  width: 4px; height: 4px;
  background: rgba(255, 255, 255, 0.40);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  animation: rippleExpand 0.6s var(--ease-out-expo) forwards;
  pointer-events: none;
}

@keyframes rippleExpand {
  to { transform: translate(-50%, -50%) scale(100); opacity: 0; }
}

/* ── 7. Hero Section ── */
#hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex; align-items: center;
}

#particle-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 1;
}

#hero-gradient {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 70% 60% at 15% 50%, rgba(0,201,167,0.13) 0%, transparent 55%),
    radial-gradient(ellipse 55% 70% at 85% 25%, rgba(0,151,167,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 90% 80% at 50% 110%, rgba(201,162,39,0.07) 0%, transparent 50%),
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(99,102,241,0.06) 0%, transparent 50%),
    linear-gradient(160deg, #050C1A 0%, #080F20 40%, #050C1A 100%);
  animation: heroGradientShift 18s ease-in-out infinite alternate;
}

html.light #hero-gradient {
  background:
    radial-gradient(ellipse 70% 60% at 15% 50%, rgba(0,201,167,0.08) 0%, transparent 55%),
    radial-gradient(ellipse 55% 70% at 85% 25%, rgba(0,151,167,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 90% 80% at 50% 110%, rgba(201,162,39,0.05) 0%, transparent 50%),
    linear-gradient(160deg, #E8EEF8 0%, #EDF1FA 40%, #E8EEF8 100%);
}

@keyframes heroGradientShift {
  0%   { opacity: 1; }
  50%  { opacity: 0.85; filter: hue-rotate(10deg); }
  100% { opacity: 1; filter: hue-rotate(0deg); }
}

/* Grid dot overlay */
.hero-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: gridMove 60s linear infinite;
}

html.light .hero-grid {
  background-image: radial-gradient(circle, rgba(0,0,0,0.06) 1px, transparent 1px);
}

@keyframes gridMove {
  from { background-position: 0 0; }
  to   { background-position: 48px 48px; }
}

/* Floating profile cards */
.floating-card {
  position: absolute;
  width: 220px;
  padding: 16px;
  background: rgba(10, 22, 40, 0.75);
  border: 1px solid rgba(0, 201, 167, 0.20);
  backdrop-filter: blur(32px) saturate(200%);
  -webkit-backdrop-filter: blur(32px) saturate(200%);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,201,167,0.08);
  z-index: 3;
}

html.light .floating-card {
  background: rgba(255,255,255,0.82);
  border-color: rgba(0, 201, 167, 0.25);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12), 0 0 0 1px rgba(0,201,167,0.10);
}

.floating-card-1 {
  top: 20%;
  right: 5%;
  animation: float1 7s ease-in-out infinite;
}

.floating-card-2 {
  bottom: 22%;
  right: 12%;
  animation: float2 8s ease-in-out 1.5s infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0px) rotate(-1.5deg); }
  50%       { transform: translateY(-20px) rotate(1deg); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0px) rotate(1deg); }
  50%       { transform: translateY(-16px) rotate(-1.5deg); }
}

/* Status dot */
.status-dot {
  width: 8px; height: 8px;
  background: var(--emerald);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--emerald-glow);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { box-shadow: 0 0 4px var(--emerald-glow); }
  50%       { box-shadow: 0 0 12px var(--emerald-glow), 0 0 20px var(--emerald-glow-sm); }
}

/* Hero AI Query Input */
.hero-input-wrap {
  position: relative;
  width: 100%; max-width: 640px;
}

.hero-input {
  width: 100%;
  padding: 18px 60px 18px 20px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: 14px;
  color: var(--fg-primary);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 400;
  outline: none;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition:
    border-color var(--dur-fast) ease,
    box-shadow var(--dur-fast) ease !important;
}

.hero-input::placeholder { color: var(--fg-muted); }

.hero-input:focus {
  border-color: var(--border-hover);
  box-shadow: 0 0 0 3px var(--emerald-glow-sm), 0 4px 20px rgba(0,0,0,0.3);
}

.hero-input-btn {
  position: absolute; right: 10px; top: 50%;
  transform: translateY(-50%);
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--emerald), var(--teal));
  border: none; border-radius: 10px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: white;
  transition: transform var(--dur-fast) var(--ease-spring) !important;
}

.hero-input-btn:hover { transform: translateY(-50%) scale(1.1); }

/* Trust metrics */
.trust-metric {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}

.trust-metric-number {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--emerald-light), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

/* Overline badge */
.overline-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-hover);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--emerald);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

/* ── 8. Advantage Section ── */
.advantage-icon-wrap {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  transition:
    background var(--dur-fast) ease,
    border-color var(--dur-fast) ease,
    transform var(--dur-base) var(--ease-spring) !important;
}

.glass-card:hover .advantage-icon-wrap {
  background: rgba(0, 201, 167, 0.1);
  border-color: var(--border-hover);
  transform: scale(1.1) rotate(3deg);
}

.advantage-stat {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ── 9. Solutions Grid ── */
.solution-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.solution-card-stripe {
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  transition: height var(--dur-base) var(--ease-out-expo) !important;
}

.solution-card:hover .solution-card-stripe { height: 100%; opacity: 0.07; }

.solution-tag {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  color: var(--fg-muted);
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease !important;
}

.solution-card:hover .solution-tag {
  background: rgba(0, 201, 167, 0.1);
  color: var(--emerald);
  border-color: var(--border-hover);
}

.solution-explore-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--fg-muted); font-size: 0.875rem; font-weight: 600;
  text-decoration: none;
  transition: color var(--dur-fast) ease, gap var(--dur-fast) ease !important;
}

.solution-explore-link:hover { color: var(--emerald); gap: 10px; }

/* ── 10. Timeline (How It Works) ── */
.timeline-container {
  position: relative;
}

.timeline-track-wrapper {
  position: absolute;
  top: 50%; left: 0; right: 0;
  height: 1px;
  transform: translateY(-50%);
  overflow: hidden;
}

.timeline-track-bg {
  width: 100%; height: 100%;
  background: var(--border-card);
}

.timeline-track-progress {
  position: absolute; top: 0; left: 0;
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--emerald), var(--teal));
  box-shadow: 0 0 8px var(--emerald-glow);
  transition: width 1.8s var(--ease-out-expo);
}

.timeline-node {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
}

.timeline-node-circle {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 2px solid var(--border-card);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 700;
  color: var(--fg-muted);
  position: relative; z-index: 2;
  cursor: pointer;
  transition:
    background var(--dur-base) ease,
    border-color var(--dur-base) ease,
    color var(--dur-base) ease,
    transform var(--dur-base) var(--ease-spring) !important;
}

.timeline-node-circle.active,
.timeline-node-circle:hover {
  background: linear-gradient(135deg, var(--emerald-dark), var(--teal));
  border-color: var(--emerald);
  color: white;
  transform: scale(1.12);
  box-shadow: 0 0 0 6px var(--emerald-glow-sm), 0 0 20px var(--emerald-glow);
}

/* Vertical timeline (mobile) */
.timeline-vertical .timeline-v-line {
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, var(--emerald), var(--teal), transparent);
}

/* ── 11. Testimonials Carousel ── */
.carousel-wrapper {
  position: relative;
  overflow: hidden;
}

.carousel-wrapper::before,
.carousel-wrapper::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  pointer-events: none;
  z-index: 2;
}

.carousel-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-primary) 0%, transparent 100%);
}

.carousel-wrapper::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg-primary) 0%, transparent 100%);
}

.carousel-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  padding: 1rem 0;
}

.carousel-track-1 {
  animation: carouselScroll 45s linear infinite;
}

.carousel-track-2 {
  animation: carouselScrollReverse 38s linear infinite;
}

@keyframes carouselScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes carouselScrollReverse {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.carousel-wrapper:hover .carousel-track { animation-play-state: paused; }

.testimonial-card {
  width: 320px;
  flex-shrink: 0;
  padding: 24px;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--dur-fast) ease,
    transform var(--dur-base) var(--ease-out-expo) !important;
}

.testimonial-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px) scale(1.01);
}

/* Star rating */
.stars { display: flex; gap: 3px; }
.star { color: var(--gold); font-size: 0.875rem; }

/* Avatar circle */
.avatar-circle {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.875rem;
  flex-shrink: 0;
  color: white;
}

/* ── 12. Insights / Articles ── */
.insight-img {
  height: 180px;
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  position: relative;
}

.insight-gradient-1 {
  background: linear-gradient(135deg, #0A2240 0%, #0F3060 40%, rgba(0,201,167,0.3) 100%);
}
.insight-gradient-2 {
  background: linear-gradient(135deg, #1A0A2E 0%, #2D1050 40%, rgba(99,102,241,0.3) 100%);
}
.insight-gradient-3 {
  background: linear-gradient(135deg, #0A200E 0%, #0D3015 40%, rgba(0,201,167,0.4) 100%);
}

.insight-category {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.read-more-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--emerald); font-size: 0.875rem; font-weight: 600;
  text-decoration: none;
  transition: gap var(--dur-fast) ease !important;
}
.read-more-link:hover { gap: 10px; }

/* ── 13. Pricing ── */
.pricing-toggle-track {
  width: 56px; height: 28px;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  border-radius: 100px;
  position: relative; cursor: pointer;
  transition: border-color var(--dur-fast) ease !important;
}

.pricing-toggle-track.is-annual { border-color: var(--border-hover); }

.pricing-toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 20px; height: 20px;
  background: var(--fg-muted);
  border-radius: 50%;
  transition: transform var(--dur-base) var(--ease-spring), background var(--dur-base) ease !important;
}

.pricing-toggle-track.is-annual .pricing-toggle-thumb {
  transform: translateX(28px);
  background: var(--emerald);
  box-shadow: 0 0 8px var(--emerald-glow);
}

.pricing-card {
  position: relative;
  isolation: isolate;
  transition:
    transform var(--dur-base) var(--ease-out-expo),
    box-shadow var(--dur-base) ease !important;
}

.pricing-card-featured {
  transform: scale(1.04);
  box-shadow: var(--shadow-hover), 0 0 28px var(--emerald-glow-sm) !important;
  border-color: var(--border-hover) !important;
  z-index: 2;
}

.pricing-card-featured:hover { transform: scale(1.04) translateY(-5px) !important; }

.popular-badge {
  position: absolute; top: -14px; left: 50%;
  transform: translateX(-50%);
  padding: 5px 16px;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #0A1628;
  font-size: 0.75rem; font-weight: 700;
  border-radius: 100px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 4px 16px var(--gold-glow);
}

.feature-item {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.9rem; color: var(--fg-secondary);
  padding: 6px 0;
}

.feature-check {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: rgba(0, 201, 167, 0.12);
  border: 1px solid var(--emerald-dark);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── 14. CTA Form Section ── */
.form-group {
  position: relative;
  margin-bottom: 1.25rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 16px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: 12px;
  color: var(--fg-primary);
  font-family: inherit;
  font-size: 0.9375rem;
  outline: none;
  appearance: none;
  backdrop-filter: blur(10px);
  transition:
    border-color var(--dur-fast) ease,
    box-shadow var(--dur-fast) ease !important;
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--fg-muted); }

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--border-hover);
  box-shadow: 0 0 0 3px var(--emerald-glow-sm);
}

.form-select option { background: var(--bg-secondary); color: var(--fg-primary); }

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

.cta-section-bg {
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(0,201,167,0.10) 0%, transparent 55%),
    radial-gradient(ellipse 60% 80% at 80% 60%, rgba(201,162,39,0.07) 0%, transparent 50%),
    var(--bg-secondary);
}

/* ── 15. Scroll Reveal Animations ── */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--dur-slow) var(--ease-out-expo),
    transform var(--dur-slow) var(--ease-out-expo) !important;
}

[data-animate][data-dir="left"]  { transform: translateX(-28px); }
[data-animate][data-dir="right"] { transform: translateX(28px); }
[data-animate][data-dir="scale"] { transform: scale(0.92) translateY(12px); }

[data-animate].is-visible {
  opacity: 1;
  transform: none;
}

/* Staggered delays */
[data-delay="100"].is-visible { transition-delay: 100ms; }
[data-delay="200"].is-visible { transition-delay: 200ms; }
[data-delay="300"].is-visible { transition-delay: 300ms; }
[data-delay="400"].is-visible { transition-delay: 400ms; }
[data-delay="500"].is-visible { transition-delay: 500ms; }
[data-delay="600"].is-visible { transition-delay: 600ms; }

/* ── 16. Chat Widget ── */
#chat-panel {
  width: 340px;
  max-height: 460px;
  background: var(--bg-card);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--border-card);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.55), 0 0 0 1px var(--border-hover);
  transform-origin: bottom right;
  transform: scale(0.88) translateY(12px);
  opacity: 0;
  pointer-events: none;
  transition:
    transform 0.35s var(--ease-out-expo),
    opacity 0.3s ease !important;
  display: flex; flex-direction: column;
  overflow: hidden;
}

#chat-panel.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: all;
}

#chat-header {
  padding: 16px 16px 14px;
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(135deg, rgba(0,201,167,0.08), rgba(0,151,167,0.05));
  flex-shrink: 0;
}

#chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
  scroll-behavior: smooth;
}

#chat-messages::-webkit-scrollbar { width: 4px; }
#chat-messages::-webkit-scrollbar-track { background: transparent; }
#chat-messages::-webkit-scrollbar-thumb { background: var(--border-card); border-radius: 2px; }

.chat-msg {
  max-width: 88%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.875rem;
  line-height: 1.5;
  animation: chatMsgIn 0.3s var(--ease-out-expo);
}

@keyframes chatMsgIn {
  from { opacity: 0; transform: translateY(8px) scale(0.95); }
  to   { opacity: 1; transform: none; }
}

.chat-msg--bot {
  background: var(--bg-glass-hover);
  border: 1px solid var(--border-card);
  color: var(--fg-primary);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-msg--user {
  background: linear-gradient(135deg, var(--emerald-dark), var(--teal));
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-msg--typing {
  background: var(--bg-glass-hover);
  border: 1px solid var(--border-card);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  display: flex; align-items: center; gap: 4px;
  padding: 12px 16px;
}

.chat-msg--typing span {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--emerald);
  border-radius: 50%;
  animation: typingDot 1.3s ease-in-out infinite;
}

.chat-msg--typing span:nth-child(2) { animation-delay: 0.22s; }
.chat-msg--typing span:nth-child(3) { animation-delay: 0.44s; }

@keyframes typingDot {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50%       { transform: translateY(-5px); opacity: 1; }
}

#chat-input-row {
  padding: 12px;
  border-top: 1px solid var(--border-subtle);
  display: flex; gap: 8px;
  flex-shrink: 0;
}

#chat-input {
  flex: 1;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: 10px;
  color: var(--fg-primary);
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
  transition: border-color var(--dur-fast) ease !important;
}

#chat-input::placeholder { color: var(--fg-muted); }
#chat-input:focus { border-color: var(--border-hover); }

#chat-send {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--emerald), var(--teal));
  border: none; border-radius: 10px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: white;
  transition: transform var(--dur-fast) var(--ease-spring) !important;
  flex-shrink: 0;
}

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

#chat-trigger {
  width: 58px; height: 58px;
  background: linear-gradient(135deg, var(--emerald), var(--teal));
  border: none; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: white;
  box-shadow: 0 6px 24px var(--emerald-glow), 0 2px 8px rgba(0,0,0,0.3);
  transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) ease !important;
  position: relative;
}

#chat-trigger:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 32px var(--emerald-glow), 0 2px 8px rgba(0,0,0,0.3);
}

#chat-trigger::before {
  content: '';
  position: absolute; inset: -4px;
  border-radius: 50%;
  background: var(--emerald-glow-sm);
  animation: triggerRing 2.5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes triggerRing {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50%       { transform: scale(1.2); opacity: 0; }
}

#chat-badge {
  position: absolute;
  top: -4px; right: -4px;
  width: 20px; height: 20px;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #0A1628;
  font-size: 0.7rem; font-weight: 700;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px var(--gold-glow);
  animation: badgePop 0.4s var(--ease-spring);
}

@keyframes badgePop {
  from { transform: scale(0); }
  to   { transform: scale(1); }
}

/* ── 17. Section Headers ── */
.section-label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.875rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--fg-primary);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--fg-secondary);
  max-width: 540px;
  line-height: 1.7;
}

/* ── 18. Footer ── */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
}

.footer-link {
  color: var(--fg-muted);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--dur-fast) ease !important;
}

.footer-link:hover { color: var(--emerald); }

.social-icon-btn {
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border-card);
  background: var(--bg-glass);
  display: flex; align-items: center; justify-content: center;
  color: var(--fg-muted);
  text-decoration: none;
  transition:
    background var(--dur-fast) ease,
    border-color var(--dur-fast) ease,
    color var(--dur-fast) ease,
    transform var(--dur-fast) var(--ease-spring) !important;
}

.social-icon-btn:hover {
  background: rgba(0,201,167,0.1);
  border-color: var(--border-hover);
  color: var(--emerald);
  transform: translateY(-3px);
}

/* ── 19. Utility Classes ── */
.container-custom {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-py { padding-top: 6rem; padding-bottom: 6rem; }

@media (max-width: 768px) {
  .section-py { padding-top: 4rem; padding-bottom: 4rem; }
  .floating-card { display: none; }
  .timeline-track-wrapper { display: none; }
}

@media (max-width: 480px) {
  .hero-input { font-size: 0.875rem; padding: 15px 52px 15px 16px; }
}

/* Divider line */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-card), transparent);
  margin: 0;
}

/* Case study metric */
.case-metric {
  padding: 12px 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  text-align: center;
}

.case-metric-number {
  font-size: 1.5rem;
  font-weight: 800;
  display: block;
  margin-bottom: 2px;
}

/* Company logo badge */
.company-logo {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1rem;
  color: white;
  flex-shrink: 0;
}

/* ── Timeline Step Animation ── */
.timeline-node-circle {
  opacity: 0.35;
  transition:
    background var(--dur-base) ease,
    border-color var(--dur-base) ease,
    color var(--dur-base) ease,
    transform var(--dur-base) var(--ease-spring),
    opacity var(--dur-base) ease,
    box-shadow var(--dur-base) ease !important;
}

.timeline-node-circle.step-active {
  opacity: 1;
  background: linear-gradient(135deg, var(--emerald-dark), var(--teal));
  border-color: var(--emerald);
  color: white;
  transform: scale(1.12);
  box-shadow: 0 0 0 6px var(--emerald-glow-sm), 0 0 18px var(--emerald-glow);
}

.timeline-node-circle.active {
  opacity: 1;
}

/* ── Light Mode Improvements ── */
html.light #hero-gradient {
  background:
    radial-gradient(ellipse 60% 50% at 15% 50%, rgba(0,201,167,0.10) 0%, transparent 55%),
    radial-gradient(ellipse 50% 60% at 85% 25%, rgba(0,151,167,0.08) 0%, transparent 55%),
    linear-gradient(160deg, #E4EAF5 0%, #EEF2FA 50%, #E4EAF5 100%);
}

html.light .glass-card {
  background: rgba(255,255,255,0.88);
  border-color: rgba(0,0,0,0.08);
}

html.light .glass-card:hover {
  background: rgba(255,255,255,0.98);
  border-color: rgba(0,201,167,0.35);
}

html.light .testimonial-card {
  background: rgba(255,255,255,0.92);
  border-color: rgba(0,0,0,0.07);
}

html.light .testimonial-card:hover {
  border-color: rgba(0,201,167,0.30);
}

html.light .overline-badge {
  background: rgba(0,201,167,0.08);
  border-color: rgba(0,201,167,0.30);
}

html.light .hero-input {
  background: rgba(255,255,255,0.95);
  border-color: rgba(0,0,0,0.15);
  color: #0A1628;
}

html.light .hero-input::placeholder {
  color: rgba(10,22,40,0.40);
}

html.light .btn-outline {
  border-color: rgba(10,22,40,0.20);
  color: #0A1628;
}

html.light .btn-outline:hover {
  border-color: rgba(0,201,167,0.50);
  background: rgba(0,201,167,0.06);
}

html.light #navbar.scrolled {
  background: rgba(244,246,251,0.96);
  box-shadow: 0 1px 0 rgba(0,0,0,0.08), 0 2px 16px rgba(0,0,0,0.05);
}

html.light .timeline-node-circle {
  background: #E8EEF8;
  border-color: #D0D8EC;
  color: #475569;
}

html.light .timeline-node-circle.step-active {
  background: linear-gradient(135deg, var(--emerald-dark), var(--teal));
  border-color: var(--emerald);
  color: white;
}

html.light .trust-logo-item {
  background: rgba(255,255,255,0.80);
  border-color: rgba(0,0,0,0.08);
}

html.light .floating-card {
  background: rgba(255,255,255,0.90);
  border-color: rgba(0,201,167,0.20);
  box-shadow: 0 8px 28px rgba(0,0,0,0.10);
}

html.light #chat-panel {
  background: rgba(255,255,255,0.96);
  border-color: rgba(0,0,0,0.09);
  box-shadow: 0 16px 48px rgba(0,0,0,0.14), 0 0 0 1px rgba(0,201,167,0.20);
}

html.light .chat-msg--bot {
  background: #F0F4FB;
  border-color: rgba(0,0,0,0.07);
  color: #0A1628;
}

html.light #chat-input {
  background: rgba(255,255,255,0.90);
  border-color: rgba(0,0,0,0.12);
  color: #0A1628;
}

/* Scroll bar styling */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-input); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--emerald-dark); }

/* Selection */
::selection { background: var(--emerald-glow); color: var(--fg-primary); }

/* Success state for form */
#form-success {
  display: none;
  text-align: center;
  padding: 2rem;
  animation: successIn 0.5s var(--ease-out-expo);
}

@keyframes successIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: none; }
}

.success-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--emerald), var(--teal));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  box-shadow: 0 0 32px var(--emerald-glow);
  animation: successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
  0%, 100% { box-shadow: 0 0 24px var(--emerald-glow); }
  50%       { box-shadow: 0 0 48px var(--emerald-glow), 0 0 80px var(--emerald-glow-sm); }
}

/* Trust badge row */
.trust-logos {
  display: flex; align-items: center; flex-wrap: wrap; gap: 1.5rem;
}

.trust-logo-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  border-radius: 10px;
  color: var(--fg-muted);
  font-size: 0.8125rem; font-weight: 700;
  letter-spacing: 0.04em;
  backdrop-filter: blur(10px);
}