* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  background: radial-gradient(circle at top, #050914, #02040a);
  overflow-x: hidden;
  color: white;
}

/* GRID */
.grid-bg {
  position: fixed;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

/* GLOW */
.glow {
  position: absolute;
  width: 500px;
  height: 500px;
  filter: blur(120px);
}

.glow-1 {
  background: #00d4ff;
  top: -120px;
  left: -120px;
  opacity: 0.25;
}

.glow-2 {
  background: #0066ff;
  bottom: -150px;
  right: -150px;
  opacity: 0.2;
}

/* CENTER */
.center {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  position: relative;
  z-index: 2;
}

/* CARD */
.card {
  width: 420px;
  padding: 30px;
  border-radius: 22px;

  background: rgba(10, 15, 30, 0.55);
  backdrop-filter: blur(25px);

  border: 1px solid rgba(0, 212, 255, 0.15);

  box-shadow:
    0 0 60px rgba(0, 212, 255, 0.08),
    inset 0 0 20px rgba(255,255,255,0.03);

  animation: fadeIn 1s ease;
}

/* LOGO */
.logo {
  width: 90px;
  height: 90px;
  margin: 0 auto 15px;
  border-radius: 50%;
  position: relative;
  overflow: hidden;

  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(0,212,255,0.2);

  display: flex;
  align-items: center;
  justify-content: center;

  box-shadow: 0 0 25px rgba(0,212,255,0.2);
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

/* ONLINE STATUS */
.status {
  position: absolute;
  bottom: 6px;
  right: 6px;

  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #00ff7b;
}

.status::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #00ff7b;
  animation: pulse 1.5s infinite;
}

.status::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #00ff7b;
  top: 2px;
  left: 2px;
}

/* TEXT */
h1 {
  font-size: 34px;
  text-align: center;
  letter-spacing: 2px;
}

h1 span {
  color: #00e5ff;
  text-shadow: 0 0 15px rgba(0,229,255,0.5);
}

.subtitle {
  text-align: center;
  margin: 10px 0 20px;
  color: #aaa;
  font-size: 12px;
  letter-spacing: 2px;
}

/* INFO */
.info {
  text-align: center;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
  color: rgba(255,255,255,0.85);
}

.info span {
  color: #00ff9d;
  font-weight: bold;
}

/* BUTTON */
.btn {
  display: block;
  text-align: center;
  padding: 12px;
  border-radius: 12px;

  background: linear-gradient(90deg, #00d4ff, #0066ff);
  color: white;
  text-decoration: none;
  font-weight: bold;

  transition: 0.3s;
}

.btn:hover {
  transform: scale(1.06);
  box-shadow: 0 0 25px rgba(0, 212, 255, 0.5);
}

/* FEATURES */
.features {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
  font-size: 12px;
  color: #aaa;
}

/* FOOTER */
.footer {
  margin-top: 15px;
  text-align: center;
  font-size: 11px;
  color: #666;
}

/* COINS */
.coin {
  position: absolute;
  width: 60px;
  opacity: 0.6;
  animation: float 6s infinite ease-in-out;
}

.c1 { top: 10%; left: 10%; }
.c2 { bottom: 15%; left: 20%; animation-delay: 2s; }
.c3 { top: 20%; right: 10%; animation-delay: 4s; }

/* ANIMATIONS */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-30px); }
  100% { transform: translateY(0px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.5); opacity: 0; }
}

/* MOBILE */
@media (max-width: 500px) {
  .card {
    width: 90%;
  }
}