@import url("https://fonts.googleapis.com/css2?family=Barrio&display=swap");

:root {
  --primary-color: #ff6b6b;
  --secondary-color: #ffd93d;
  --background-start: #ff4757;
  --background-middle: #ff6b81;
  --background-end: #ff9f43;
  --container-bg: rgba(255, 255, 255, 0.85);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Barrio", system-ui;
}

body {
  min-height: 100vh;
  background: linear-gradient(
    45deg,
    var(--background-start),
    var(--background-middle),
    var(--background-end)
  );
  background-size: 200% 200%;
  animation: gradientBG 8s ease infinite;
  padding: 20px;
  padding-top: 80px;
}

@keyframes gradientBG {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 1.2rem;
  transition: transform 0.2s;
}

.nav-links a:hover {
  transform: translateY(-2px);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--container-bg);
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

h1 {
  text-align: center;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.pizza-creator {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  background: rgba(255, 255, 255, 0.5);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.pizza-preview {
  position: relative;
  aspect-ratio: 1;
  background: #f8f8f8;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  border: 3px solid rgba(255, 255, 255, 0.5);
}

.pizza-base {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  height: 90%;
  background: #f4d03f;
  border-radius: 50%;
  border: 8px solid #e67e22;
}

.toppings-selection {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.toppings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.topping {
  padding: 1rem;
  border: none;
  border-radius: 8px;
  background: var(--primary-color);
  color: white;
  cursor: pointer;
  transition: transform 0.2s, background-color 0.2s;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.topping:hover {
  transform: translateY(-3px);
  background: var(--secondary-color);
}

@keyframes bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.topping.added {
  animation: bounce 0.5s ease;
}

.topping-element {
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  animation: bounce 0.5s ease;
}

.topping-element.pepperoni {
  background: #c0392b;
}
.topping-element.mushrooms {
  background: #95a5a6;
}
.topping-element.peppers {
  background: #27ae60;
}
.topping-element.onions {
  background: #f1c40f;
}
.topping-element.olives {
  background: #2c3e50;
}
.topping-element.pineapple {
  background: #f39c12;
}

.download-btn {
  display: block;
  margin: 2rem auto;
  padding: 1rem 2rem;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: transform 0.2s, background-color 0.2s;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.download-btn:hover {
  transform: translateY(-3px);
  background: var(--secondary-color);
}

.pizza-stats {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin-top: 2rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.stat-item {
  text-align: center;
  color: var(--primary-color);
}

.stat-number {
  font-size: 2rem;
  font-weight: bold;
}

@media (max-width: 768px) {
  .pizza-creator {
    grid-template-columns: 1fr;
  }

  .toppings-grid {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }

  .pizza-preview {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }

  .container {
    padding: 1rem;
  }

  .nav-links {
    display: none;
  }
}