:root {
  --primary-color: #2563EB;
  --primary-hover: #1D4ED8;
  --secondary-color: #0F172A;
  --accent-color: #10B981;
  --bg-color: #F8FAFC;
  --card-bg: #FFFFFF;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.4);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
  color: var(--secondary-color);
  font-weight: 700;
  line-height: 1.2;
}

/* Header & Nav */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.nav-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #fff;
  box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}

.btn-secondary:hover {
  color: var(--secondary-color);
  background-color: rgba(15, 23, 42, 0.05);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Hero Section */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10rem 2rem 6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4rem;
  min-height: 90vh;
}

.hero-content {
  flex: 1;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.hero-subtitle strong {
  color: var(--primary-color);
}

.hero-graphic {
  flex: 1;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-graphic::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(37,99,235,0.1) 0%, rgba(248,250,252,0) 70%);
  border-radius: 50%;
  z-index: -1;
}

.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transform: rotate(-2deg);
  transition: transform 0.3s ease;
}

.glass-card:hover {
  transform: rotate(0deg) translateY(-5px);
}

.stat-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: #fff;
  padding: 1rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.stat-row .icon {
  font-size: 2rem;
}

.stat-row strong {
  display: block;
  font-size: 1.1rem;
  color: var(--secondary-color);
}

.stat-row span {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Features Section */
.features-section {
  padding: 6rem 2rem;
  background-color: #fff;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.features-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid rgba(0,0,0,0.05);
  padding: 2.5rem 2rem;
  border-radius: 16px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary-color);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

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

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  display: inline-block;
  padding: 1rem;
  background: rgba(37, 99, 235, 0.1);
  border-radius: 12px;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-muted);
}

/* Footer */
footer {
  background-color: var(--secondary-color);
  color: #fff;
  padding: 4rem 2rem;
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo-text {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 1px;
  background: linear-gradient(135deg, #ffffff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background-color: #25D366;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: transform 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 12rem;
  }
  
  .hero-content, .hero-graphic {
    width: 100%;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 600px) {
  .nav-container {
    flex-direction: column;
    gap: 1rem;
    padding-bottom: 1rem;
  }
  
  .nav-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
  }
  
  .navbar {
    padding-bottom: 0;
  }
  
  .hero {
    padding-top: 16rem;
  }
}