* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', 'Segoe UI', sans-serif;
}

body {
  background: #0b0f14;
  color: #e5e7eb;
}

/* HEADER */
.header {
  background: rgba(15,32,39,0.9);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.nav {
  max-width: 1200px;
  margin: auto;
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  height: 42px;
}

.logo span {
  font-weight: 600;
  letter-spacing: 1px;
}

nav a {
  margin-left: 22px;
  text-decoration: none;
  color: #e5e7eb;
  font-weight: 500;
  position: relative;
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: #22c55e;
  transition: 0.3s;
}

nav a:hover::after,
nav a.active::after {
  width: 100%;
}

/* HERO */
.hero {
  position: relative;
  text-align: center;
  padding: 120px 20px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("assets/images/logo.png") center/300px no-repeat;
  opacity: 0.05;
}

.hero-content {
  position: relative;
  max-width: 800px;
  margin: auto;
  animation: fadeUp 1.2s ease;
}

.hero h1 {
  font-size: 52px;
  margin-bottom: 16px;
}

.hero p {
  font-size: 20px;
  color: #9ca3af;
  margin-bottom: 30px;
}

/* BUTTONS */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: 0.3s;
}

.btn-primary {
  background: #22c55e;
  color: #000;
}

.btn-primary:hover {
  transform: translateY(-4px);
}

.btn-secondary {
  background: transparent;
  border: 2px solid #22c55e;
  color: #22c55e;
}

.btn-secondary:hover {
  background: #22c55e;
  color: #000;
}

/* SECTIONS */
.section {
  max-width: 1200px;
  margin: 80px auto;
  padding: 40px 20px;
  text-align: center;
}

.section h2 {
  font-size: 36px;
  margin-bottom: 40px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.card {
  background: #111827;
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  transition: 0.4s;
}

.card:hover {
  transform: translateY(-10px);
}

.card h3 {
  margin-bottom: 10px;
}

/* STATS */
.stats {
  background: linear-gradient(135deg, #0f2027, #2c5364);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  text-align: center;
  padding: 60px 20px;
}

.stats h3 {
  font-size: 42px;
  color: #22c55e;
}

.stats p {
  margin-top: 8px;
}

/* CTA */
.cta {
  text-align: center;
  padding: 80px 20px;
}

/* FOOTER */
.footer {
  text-align: center;
  padding: 30px;
  color: #9ca3af;
}

/* ANIMATION */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}