/* ===================================================================
   AI Freedom Institute — Global Design System
   Premium SaaS + Educational | Conversion-Optimized
   =================================================================== */

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

/* ===== DESIGN TOKENS ===== */
:root {
  --primary: #1E3C72;
  --primary-dark: #152d56;
  --primary-light: #2a4f8f;
  --secondary-start: #6A11CB;
  --secondary-end: #2575FC;
  --accent: #00C6FF;
  --accent-dark: #00a3d4;
  --accent-light: #4dd9ff;
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --whatsapp: #25D366;

  --bg: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-alt: #F1F5F9;
  --bg-dark: #0F172A;
  --bg-darker: #0a0f1e;

  --text: #1E293B;
  --text-secondary: #475569;
  --text-light: #64748B;          /* Slate-500 — 4.61:1 on white (was #94A3B8 = 2.56:1, failed AA) */
  --text-white: #FFFFFF;
  --text-on-dark: #CBD5E1;
  --accent-strong: #0e7490;       /* Cyan-700 — 4.83:1 on white. Use for accent TEXT on light bgs. var(--accent) is bright and only safe on dark bgs / large surfaces. */

  --border: #E2E8F0;
  --border-light: #F1F5F9;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 40px rgba(0,198,255,0.12);
  --shadow-glow-accent: 0 4px 24px rgba(0,198,255,0.25);
  --shadow-glow-primary: 0 4px 24px rgba(30,60,114,0.25);

  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 100px;

  --section-py: 100px;
  --max-width: 1200px;
  --navbar-h: 72px;

  --font-h: 'Poppins', sans-serif;
  --font-b: 'Inter', sans-serif;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --tr: all 0.3s var(--ease);
  --tr-slow: all 0.5s var(--ease);
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--navbar-h); }
body {
  font-family: var(--font-b);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--tr); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-h); font-weight: 700; line-height: 1.2; color: var(--text); }
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }
p { color: var(--text-secondary); }
.gradient-text {
  background: linear-gradient(135deg, var(--secondary-start), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-alt {
  background: linear-gradient(135deg, var(--accent), var(--secondary-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== LAYOUT ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}
.section { padding: var(--section-py) 0; }
.section-light { background: var(--bg-light); }
.section-dark {
  background: var(--bg-dark);
  color: var(--text-white);
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--text-white); }
.section-dark p { color: var(--text-on-dark); }
.section-gradient {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: var(--text-white);
}
.section-gradient h2, .section-gradient h3, .section-gradient h4 { color: var(--text-white); }
.section-gradient p { color: rgba(255,255,255,0.8); }

/* ===== SECTION HEADER ===== */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary);
  background: rgba(30,60,114,0.06);
  border: 1px solid rgba(30,60,114,0.1);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}
.section-label .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p { font-size: 1.1rem; max-width: 600px; margin: 0 auto; }
.highlight {
  background: linear-gradient(135deg, var(--secondary-start), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section headers for dark/gradient sections */
.section-dark .section-label,
.section-gradient .section-label {
  color: var(--accent);
  background: rgba(0,198,255,0.08);
  border-color: rgba(0,198,255,0.2);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-h);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  transition: var(--tr);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--text-white);
  box-shadow: var(--shadow-glow-primary);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(30,60,114,0.35);
}
.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--secondary-end));
  color: var(--text-white);
  box-shadow: var(--shadow-glow-accent);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,198,255,0.35);
}
.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--primary);
  background: rgba(30,60,114,0.04);
}
.btn-white {
  background: var(--bg);
  color: var(--primary);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-outline-white {
  background: transparent;
  color: var(--text-white);
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}
.btn-large {
  padding: 16px 36px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}
.btn-full { width: 100%; }
.btn-icon {
  width: 20px;
  height: 20px;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-h);
  z-index: 1000;
  transition: var(--tr);
  background: transparent;
}
.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--border-light);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.navbar-brand img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}
.navbar-brand-text { display: flex; flex-direction: column; }
.navbar-brand-name {
  font-family: var(--font-h);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.2;
}
.navbar-brand-tagline {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
  letter-spacing: 0.5px;
}
.navbar.scrolled .navbar-brand-name { color: var(--primary); }
.navbar.scrolled .navbar-brand-tagline { color: var(--text-light); }

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.navbar-menu a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
}
.navbar-menu a:hover {
  color: var(--text-white);
  background: rgba(255,255,255,0.1);
}
.navbar-menu a.active {
  color: var(--text-white);
  background: rgba(255,255,255,0.15);
}
.navbar.scrolled .navbar-menu a {
  color: var(--text-secondary);
}
.navbar.scrolled .navbar-menu a:hover,
.navbar.scrolled .navbar-menu a.active {
  color: var(--primary);
  background: rgba(30,60,114,0.06);
}
.navbar-cta {
  background: linear-gradient(135deg, var(--accent), var(--secondary-end)) !important;
  color: var(--text-white) !important;
  padding: 10px 22px !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
  margin-left: 8px;
}
.navbar-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-accent);
  background: linear-gradient(135deg, var(--accent), var(--secondary-end)) !important;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}
.navbar-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-white);
  border-radius: 2px;
  transition: var(--tr);
}
.navbar.scrolled .navbar-toggle span { background: var(--text); }
.navbar-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.navbar-toggle.active span:nth-child(2) { opacity: 0; }
.navbar-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--navbar-h);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-gradient {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-gradient.schools {
  background: linear-gradient(135deg, #1E3C72 0%, #2a5298 40%, #1a365d 100%);
}
.hero-bg-gradient.corporate {
  background: linear-gradient(135deg, #0F172A 0%, #1E3C72 50%, #2575FC 100%);
}
.hero-bg-gradient.individuals {
  background: linear-gradient(135deg, #6A11CB 0%, #2575FC 50%, #00C6FF 100%);
}
.hero-bg-gradient.business {
  background: linear-gradient(135deg, #1E3C72 0%, #6A11CB 60%, #2575FC 100%);
}
.hero-bg-gradient.home {
  background: linear-gradient(135deg, #0F172A 0%, #1E3C72 40%, #2575FC 80%, #00C6FF 100%);
}
.hero-bg-gradient.contact {
  background: linear-gradient(135deg, #1E3C72 0%, #152d56 100%);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(0,198,255,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(106,17,203,0.08) 0%, transparent 60%);
  z-index: 1;
}
.hero-grid-pattern {
  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;
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 60px 0;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(0,198,255,0.08);
  border: 1px solid rgba(0,198,255,0.2);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}
.hero-badge .badge-pulse {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
.hero h1 {
  color: var(--text-white);
  margin-bottom: 20px;
  max-width: 600px;
}
.hero h1 .highlight-text {
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* Urgency variant — amber/red accent for hero hooks */
.hero-badge.hero-badge-urgent {
  color: #fbbf24;
  background: rgba(251,191,36,0.10);
  border: 1px solid rgba(251,191,36,0.3);
}
.hero-badge.hero-badge-urgent .badge-pulse {
  background: #fbbf24;
  box-shadow: 0 0 10px rgba(251,191,36,0.6);
}
.hero h1 .highlight-text.highlight-urgent {
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* Scarcity strip under CTAs */
.hero-scarcity {
  display: inline-flex; align-items: center; gap: 10px;
  margin: 20px 0 8px;
  padding: 10px 16px;
  background: rgba(239,68,68,0.10);
  border: 1px solid rgba(239,68,68,0.28);
  border-radius: 12px;
  color: #fecaca;
  font-size: 0.88rem;
  max-width: 560px;
}
.hero-scarcity strong { color: #fff; font-weight: 700; }
.hero-scarcity-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #ef4444;
  flex-shrink: 0;
  animation: scarcity-pulse 1.4s ease-in-out infinite;
  box-shadow: 0 0 12px rgba(239,68,68,0.7);
}
@keyframes scarcity-pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: 0.4; transform: scale(1.4); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-scarcity-dot { animation: none; }
}
.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 40px;
  padding: 14px 20px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
}
.hero-trust-icon { font-size: 1.5rem; }
.hero-trust-text {
  display: flex;
  flex-direction: column;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}
.hero-trust-text strong { color: var(--text-white); font-size: 0.9rem; }

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-visual-card {
  position: relative;
  width: 100%;
  max-width: 480px;
}
.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.hero-stat {
  text-align: center;
  padding: 20px 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
}
.hero-stat-number {
  font-family: var(--font-h);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Floating Cards */
.floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-white);
  animation: float 6s ease-in-out infinite;
  white-space: nowrap;
}
.floating-card:nth-child(2) { animation-delay: -2s; }
.floating-card:nth-child(3) { animation-delay: -4s; }
.float-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
}
.float-icon.purple { background: rgba(106,17,203,0.3); }
.float-icon.blue { background: rgba(0,198,255,0.3); }
.float-icon.green { background: rgba(16,185,129,0.3); }

/* ===== FUNNEL CARDS (HOME) ===== */
.funnel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.funnel-card {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  transition: var(--tr);
  overflow: hidden;
}
.funnel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary-start), var(--accent));
  opacity: 0;
  transition: var(--tr);
}
.funnel-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}
.funnel-card:hover::before { opacity: 1; }
.funnel-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-size: 2rem;
  background: var(--bg-light);
  transition: var(--tr);
}
.funnel-card:hover .funnel-icon { transform: scale(1.1); }
.funnel-card h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
}
.funnel-card p {
  font-size: 0.9rem;
  margin-bottom: 20px;
  min-height: 48px;
}
.funnel-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary);
}
.funnel-link:hover { gap: 10px; color: var(--accent); }
.funnel-link svg {
  width: 16px;
  height: 16px;
  transition: var(--tr);
}

/* ===== FEATURE CARDS ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--tr);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,198,255,0.2);
}
.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(30,60,114,0.06), rgba(0,198,255,0.06));
}
.feature-card h4 {
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ===== PROBLEM / SOLUTION ===== */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.problem-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 28px;
}
.problem-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  transition: var(--tr);
}
.problem-item:hover {
  background: var(--bg);
  box-shadow: var(--shadow-md);
}
.problem-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1.3rem;
  background: rgba(239,68,68,0.08);
}
.problem-icon.green { background: rgba(16,185,129,0.08); }
.problem-item h4 { margin-bottom: 4px; font-size: 1rem; }
.problem-item p { font-size: 0.88rem; }

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--tr);
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.stat-number {
  font-family: var(--font-h);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-number .suffix { font-size: 1.75rem; }
.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ===== BENEFITS GRID ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit-card {
  display: flex;
  gap: 16px;
  padding: 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--tr);
}
.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.benefit-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(30,60,114,0.06), rgba(0,198,255,0.06));
}
.benefit-card h4 { margin-bottom: 6px; }
.benefit-card p { font-size: 0.875rem; }

/* ===== TIMELINE / STEPS ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--secondary-end), var(--accent));
  opacity: 0.2;
}
.step-card {
  text-align: center;
  position: relative;
}
.step-number {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary-end));
  position: relative;
  z-index: 2;
}
.step-number span {
  font-family: var(--font-h);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-white);
}
.step-card h4 {
  margin-bottom: 8px;
}
.step-card p {
  font-size: 0.88rem;
  max-width: 220px;
  margin: 0 auto;
}

/* ===== VIDEO PLACEHOLDER ===== */
.video-placeholder {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg-dark), var(--primary-dark));
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--tr);
  border: 1px solid rgba(255,255,255,0.05);
}
.video-placeholder:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}
.video-placeholder-content {
  text-align: center;
  color: var(--text-white);
}
.play-btn {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--accent), var(--secondary-end));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 0 40px rgba(0,198,255,0.3);
  transition: var(--tr);
}
.video-placeholder:hover .play-btn {
  transform: scale(1.1);
  box-shadow: 0 0 60px rgba(0,198,255,0.4);
}
.play-btn svg {
  width: 32px;
  height: 32px;
  fill: white;
  margin-left: 4px;
}
.video-placeholder-content p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--tr);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  color: var(--warning);
  font-size: 0.9rem;
}
.testimonial-text {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.7;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary-start), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-white);
  font-weight: 700;
}
.testimonial-author-info h5 {
  font-size: 0.9rem;
  font-weight: 600;
}
.testimonial-author-info span {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ===== LEAD FORM ===== */
.form-section {
  max-width: 560px;
  margin: 0 auto;
}
.form-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
}
.form-card h3 {
  text-align: center;
  margin-bottom: 8px;
}
.form-card > p {
  text-align: center;
  margin-bottom: 32px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  transition: var(--tr);
  outline: none;
}
.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,198,255,0.1);
}
.form-input::placeholder { color: var(--text-light); }
textarea.form-input {
  resize: vertical;
  min-height: 100px;
}
.form-select {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  transition: var(--tr);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
}
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,198,255,0.1);
}
.form-btn {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
  margin-top: 8px;
}
.urgency-text {
  text-align: center;
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--danger);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* Split layout form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info h2 { margin-bottom: 16px; }
.contact-info > p { margin-bottom: 32px; font-size: 1.05rem; }
.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}
.contact-channel {
  display: flex;
  align-items: center;
  gap: 16px;
}
.contact-channel-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.3rem;
  background: linear-gradient(135deg, rgba(30,60,114,0.06), rgba(0,198,255,0.06));
}
.contact-channel-text h4 { font-size: 0.95rem; margin-bottom: 2px; }
.contact-channel-text p { font-size: 0.88rem; }
.contact-channel-text a { color: var(--primary); font-weight: 500; }
.contact-channel-text a:hover { color: var(--accent); }

/* ===== CTA BANNER ===== */
.cta-banner {
  text-align: center;
  padding: 80px 24px;
}
.cta-banner h2 {
  color: var(--text-white);
  margin-bottom: 16px;
}
.cta-banner p {
  color: rgba(255,255,255,0.75);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 32px;
}
.cta-banner .btn { min-width: 220px; }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  padding: 60px 0 0;
  color: var(--text-on-dark);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-brand p {
  color: var(--text-on-dark);
  font-size: 0.9rem;
  margin-top: 16px;
  max-width: 300px;
}
.footer-brand .navbar-brand { margin-bottom: 4px; }
.footer-col h4 {
  color: var(--text-white);
  font-size: 0.9rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.footer-col a {
  display: block;
  color: var(--text-on-dark);
  font-size: 0.88rem;
  padding: 5px 0;
  transition: var(--tr);
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.82rem;
  color: var(--text-light);
}
.footer-bottom a { color: var(--text-light); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== WHATSAPP BUTTON ===== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
}
.whatsapp-float a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: var(--whatsapp);
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: var(--tr);
  position: relative;
}
.whatsapp-float a:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37,211,102,0.5);
}
.whatsapp-float a::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--whatsapp);
  animation: wa-pulse 2s infinite;
}
.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: white;
}
.wa-tooltip {
  background: var(--bg-dark);
  color: var(--text-white);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(10px);
  transition: var(--tr);
  pointer-events: none;
}
.whatsapp-float:hover .wa-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ===== STICKY MOBILE CTA ===== */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  padding: 12px 16px;
}
.sticky-cta-inner {
  display: flex;
  gap: 10px;
}
.sticky-cta .btn {
  flex: 1;
  padding: 14px 16px;
  font-size: 0.88rem;
}

/* ===== URGENCY BAR ===== */
.urgency-bar {
  background: linear-gradient(90deg, var(--danger), #dc2626);
  color: var(--text-white);
  text-align: center;
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 600;
}
.urgency-bar span { color: #fef08a; }

/* ===== SCROLL ANIMATIONS ===== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ===== KEYFRAMES ===== */
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  :root { --section-py: 80px; }
  
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero h1 { margin: 0 auto 20px; }
  .hero-subtitle { margin: 0 auto 36px; }
  .hero-cta-group { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { display: none; }
  .hero-stats-row { grid-template-columns: repeat(4, 1fr); }
  
  .funnel-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --section-py: 64px; --navbar-h: 64px; }
  
  .navbar-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 24px 32px;
    gap: 0;
    box-shadow: var(--shadow-xl);
    transition: var(--tr-slow);
  }
  .navbar-menu.open { right: 0; }
  .navbar-menu a {
    color: var(--text) !important;
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }
  .navbar-menu a:hover,
  .navbar-menu a.active {
    color: var(--primary) !important;
    background: rgba(30,60,114,0.06) !important;
  }
  .navbar-cta {
    width: 100% !important;
    margin-left: 0 !important;
    margin-top: 12px !important;
    text-align: center;
  }
  .navbar-toggle { display: flex; }
  
  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero-stats-row { grid-template-columns: repeat(2, 1fr); }
  
  .funnel-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .features-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  
  .form-card { padding: 32px 24px; }
  
  .sticky-cta { display: block; }
  .whatsapp-float { bottom: 80px; right: 16px; }
  .whatsapp-float a { width: 52px; height: 52px; }
  .whatsapp-float svg { width: 26px; height: 26px; }
  .wa-tooltip { display: none; }
  
  .hero-cta-group { flex-direction: column; align-items: center; }
  .hero-cta-group .btn { width: 100%; max-width: 320px; }
  
  .section-header { margin-bottom: 48px; }
  
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.75rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-stats-row { gap: 10px; }
  .hero-stat { padding: 14px 8px; }
  .hero-stat-number { font-size: 1.5rem; }
  
  .section-header h2 { font-size: 1.5rem; }
  
  .stat-number { font-size: 2rem; }
  
  .btn-large { padding: 14px 24px; font-size: 0.9rem; }
}

/* ===== MENU OVERLAY ===== */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: var(--tr);
}
.menu-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ===== PAGE SPECIFIC OVERRIDES ===== */
.page-schools .funnel-icon { background: rgba(30,60,114,0.08); }
.page-corporate .funnel-icon { background: rgba(37,117,252,0.08); }
.page-individuals .funnel-icon { background: rgba(106,17,203,0.08); }
.page-business .funnel-icon { background: rgba(0,198,255,0.08); }

/* ===== SKILLS LIST ===== */
.skills-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 20px;
}
.skill-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-white);
}
.skill-item .check {
  color: var(--success);
  font-weight: 700;
}

/* On light bg */
.skills-list.light .skill-item {
  background: var(--bg-light);
  border-color: var(--border);
  color: var(--text);
}

/* ===== QUOTE BLOCK ===== */
.quote-block {
  text-align: center;
  padding: 40px;
  background: linear-gradient(135deg, rgba(30,60,114,0.03), rgba(0,198,255,0.03));
  border: 1px solid rgba(0,198,255,0.1);
  border-radius: var(--radius-xl);
  margin-top: 48px;
}
.quote-block p {
  font-family: var(--font-h);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
  font-style: italic;
}

/* ===== TWO COLUMN LAYOUT ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .skills-list { grid-template-columns: 1fr; }
}

/* Hero — animated neural network visual (replaces emoji) */
.hero-neural { width: 100%; height: 100%; max-width: 320px; max-height: 320px; }
.hero-neural .hn-links { opacity: 0.32; stroke-dasharray: 2 5; animation: hnFlow 4s linear infinite; }
.hero-neural .hn-links + .hn-links { animation-direction: reverse; animation-duration: 5s; }
.hero-neural .hn-n { transform-box: fill-box; transform-origin: center; animation: hnPulse 2.6s ease-in-out infinite; }
.hero-neural .hn-sparks circle { opacity: 0.85; }
@keyframes hnPulse { 0%, 100% { transform: scale(1); opacity: 0.85; } 50% { transform: scale(1.22); opacity: 1; } }
@keyframes hnFlow  { from { stroke-dashoffset: 0; } to { stroke-dashoffset: -28; } }
@media (prefers-reduced-motion: reduce) {
  .hero-neural .hn-links, .hero-neural .hn-n, .hero-neural .hn-sparks circle { animation: none !important; }
  .hero-neural .hn-sparks { display: none; }
}
.hero-neural-wrap { animation: hnBreathe 6s ease-in-out infinite; }
@keyframes hnBreathe {
  0%, 100% { box-shadow: 0 0 60px rgba(0,198,255,0.18) inset, 0 0 0 rgba(106,17,203,0); }
  50%      { box-shadow: 0 0 80px rgba(0,198,255,0.28) inset, 0 0 40px rgba(106,17,203,0.25); }
}
@media (prefers-reduced-motion: reduce) { .hero-neural-wrap { animation: none; } }

/* Founder section — round avatar */
#founder img.founder-photo {
  width: 120px; height: 120px; border-radius: 50%; object-fit: cover; display: block;
  background: linear-gradient(135deg, #1E3C72, #6A11CB);
}

/* FAQ */
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary { transition: color .2s ease; }
.faq-item[open] summary > span:last-child { transform: rotate(45deg); }
.faq-item summary > span:last-child { display: inline-block; transition: transform .25s ease; }
.faq-item[open] { border-color: rgba(0, 198, 255, 0.35) !important; box-shadow: 0 6px 20px rgba(30, 60, 114, 0.08) !important; }
.faq-item summary:hover { color: var(--primary); }

/* Founder card — stack on mobile */
@media (max-width: 640px) {
  #founder > .container > div[style*="grid-template-columns:120px"] {
    grid-template-columns: 1fr !important;
    text-align: center;
  }
  #founder > .container > div > div:first-child {
    margin: 0 auto;
  }
  #founder > .container > div > div:last-child > div {
    justify-content: center;
  }
}