/* ===== GLOBAL ===== */
body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  color: #fff;
  line-height: 1.6;
  overflow-x: hidden;
  margin: 0;
  padding: 0;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10,20,40,0.7);
  backdrop-filter: blur(10px);
  padding: 32px 7px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 999;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.header .brand {
  font-size: 1.6rem;
  font-weight: 700;
  color: #00e0ff;
}

.header .mainnav a {
  margin: 0 15px;
  color: #fff;
  transition: color 0.3s ease;
  position: relative;
}

.header .mainnav a:hover {
  color: #00e0ff;
}

.header .btn-ghost {
  border: 2px solid #00e0ff;
  border-radius: 50px;
  padding: 8px 20px;
  color: #fff;
  transition: all 0.3s ease;
}

.header .btn-ghost:hover {
  background: #00e0ff;
  color: #0f2027;
}

/* ===== HERO ===== */
.hero {
  padding: 150px 20px 60px;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  background: linear-gradient(90deg, #00e0ff, #00a8ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text; /* added for full support */
  color: transparent; /* fallback */
  animation: fadeInUp 1.2s ease forwards;
}

/* Animation keyframes (important part!) */
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}


.hero p {
  font-size: 1.1rem;
  animation: fadeInUp 1.5s ease;
}

.btn-primary {
  display: inline-block;
  padding: 12px 30px;
  background: linear-gradient(45deg, #00e0ff, #00a8ff);
  color: #fff;
  border-radius: 50px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,224,255,0.5);
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0,224,255,0.7);
}

/* ===== CARDS ===== */
.card {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 30px;
  margin: 40px auto;
  max-width: 900px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== CTA ===== */
.cta {
  background: linear-gradient(135deg, #00a8ff, #004e92);
  padding: 50px 20px;
  text-align: center;
  border-radius: 20px;
  max-width: 900px;
  margin: 50px auto;
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 20px;
  background: rgba(0,0,0,0.6);
  color: #bbb;
}

/* ===== ANIMATION ===== */
@keyframes fadeInUp {
  0% {opacity:0; transform:translateY(20px);}
  100% {opacity:1; transform:translateY(0);}
}