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

body {
  margin: 0;
  background: radial-gradient(circle at top, #111, #000);
  color: #eee;
}

/* NAVBAR */
.nav {
  display: flex;
  justify-content: space-around;
  padding: 14px;
  background: #0e0e0e;
  color: #00ffd5;
  box-shadow: 0 0 15px #00ffd530;
}

/* HERO */
.hero {
  text-align: center;
  padding: 30px 20px;
}
.hero h1 {
  color: orange;
}

/* LOGO */
.logo-ring {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 4px solid orange;
  margin: 20px auto;
  box-shadow: 0 0 30px orange;
}
.logo-ring img {
  width: 100%;
  border-radius: 50%;
}

/* CARD */
.card, .product-card {
  background: #141414;
  margin: 20px;
  padding: 20px;
  border-radius: 18px;
  text-align: center;
  box-shadow: 0 0 25px #00ffd520;
}

/* BUTTON */
.btn-glow {
  margin-top: 15px;
  padding: 12px 20px;
  border-radius: 30px;
  background: orange;
  color: #000;
  text-decoration: none;
  box-shadow: 0 0 25px orange;
  border: none;
}

/* TITLE */
.title {
  text-align: center;
  margin: 25px 0;
}
.glow-text {
  color: #00ffd5;
  text-shadow: 0 0 10px #00ffd5;
}

/* PRODUCT */
.product-card img {
  width: 180px;
}
.badge {
  position: absolute;
  background: #00ffd5;
  color: #000;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 12px;
}

/* SELECT */
select {
  width: 100%;
  padding: 12px;
  background: #000;
  color: #00ffd5;
  border-radius: 12px;
  margin: 15px 0;
}

/* CART */
.cart-overlay {
  position: fixed;
  inset: 0;
  display: none;
  background: rgba(0,0,0,.6);
}
.cart-box {
  position: absolute;
  bottom: 0;
  width: 100%;
  background: #111;
  padding: 20px;
  border-radius: 20px 20px 0 0;
  box-shadow: 0 0 30px #00ffd5;
}
.cart-btn {
  display: flex;
  justify-content: space-between;
  margin-top: 15px;
}

/* CART BUTTONS */
.btn-red {
  background: red;
  color: white;
  padding: 10px;
  border-radius: 12px;
  border: none;
}
.btn-green {
  background: #00ff99;
  color: #000;
  padding: 10px;
  border-radius: 12px;
  text-decoration: none;
}

/* ANIMATIONS */
.fade-in { animation: fade 1s ease; }
.slide-up { animation: slideUp 1s ease; }
.slide-cart { animation: cartUp .4s ease; }
.pulse { animation: pulse 2s infinite; }

@keyframes fade {
  from {opacity:0}
  to {opacity:1}
}
@keyframes slideUp {
  from {transform:translateY(40px);opacity:0}
  to {transform:none;opacity:1}
}
@keyframes cartUp {
  from {transform:translateY(100%)}
  to {transform:translateY(0)}
}
@keyframes pulse {
  0% {box-shadow:0 0 10px orange}
  50% {box-shadow:0 0 35px orange}
  }
.payment-section {
  margin: 40px 15px;
  text-align: center;
}

.payment-list {
  margin: 30px 15px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.payment-item {
  background: #1f1f1f;
  padding: 16px;
  border-radius: 14px;
  text-align: center;
  font-weight: bold;
  box-shadow: 0 0 12px rgba(0,255,255,0.2);
}