* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #fff;
  background: linear-gradient(120deg, #3a86ff 0%, #00b4d8 100%);
  min-height: 100vh;
  line-height: 1.6;
  transition: background 0.5s ease;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 2rem;
}

header {
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(6px);
  padding: 1rem 0;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

header h1 {
  font-weight: 900;
  font-size: 2rem;
  letter-spacing: 1.5px;
}

nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: background 0.3s ease;
}

nav a:hover {
  background: #ffffff33;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  text-align: center;
  letter-spacing: 1.2px;
}

.mood-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.mood-buttons button {
  padding: 0.8rem 2rem;
  font-size: 1.1rem;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  background-color: #ffffff33;
  color: #fff;
  font-weight: 700;
  transition: background 0.3s ease;
}

.mood-buttons button:hover {
  background-color: #ffffff55;
}

.emoji-animation {
  font-size: 2.8rem;
  animation: float 2.5s ease-in-out infinite;
  text-align: center;
  margin-bottom: 2rem;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-18px);
  }
}

.mood-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.mood-card {
  background-color: #ffffff22;
  padding: 2rem;
  border-radius: 20px;
  text-align: center;
  font-size: 1.2rem;
  backdrop-filter: blur(6px);
  font-weight: 600;
  transition: transform 0.3s ease;
  box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.mood-card:hover {
  transform: scale(1.1);
}

.section-features {
  margin-top: 4rem;
  background: rgba(255 255 255 / 0.1);
  border-radius: 20px;
  padding: 3rem 2rem;
  box-shadow: inset 0 0 15px #ffffff22;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background: linear-gradient(135deg, #3a86ff 0%, #00b4d8 100%);
  border-radius: 15px;
  padding: 2rem;
  box-shadow: 0 10px 20px #0077ccaa;
  text-align: center;
  font-weight: 700;
  transition: transform 0.3s ease;
  cursor: default;
}

.feature-card:hover {
  transform: translateY(-10px) scale(1.05);
}

.section-about {
  margin-top: 4rem;
  background: rgba(255 255 255 / 0.1);
  border-radius: 20px;
  padding: 2.5rem;
  font-size: 1.3rem;
  text-align: center;
  box-shadow: inset 0 0 20px #00b4d8aa;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.section-quote {
  margin-top: 4rem;
  background: rgba(0 0 0 / 0.2);
  border-radius: 15px;
  padding: 2rem 3rem;
  font-style: italic;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  box-shadow: 0 5px 15px #00000077;
}

blockquote {
  max-width: 700px;
  margin: auto;
  color: #d4af37;
  text-shadow: 0 0 10px #d4af37aa;
}

footer {
  background: rgba(0, 0, 0, 0.3);
  padding: 1rem 0;
  margin-top: 4rem;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: #eee;
  backdrop-filter: blur(8px);
}

@media screen and (max-width: 768px) {
  .mood-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .header-container {
    flex-direction: column;
    gap: 1rem;
  }

  nav {
    justify-content: center;
  }
}
.extras-section {
  margin-top: 5rem;
  background: linear-gradient(45deg, #ff9a9e 0%, #fad0c4 99%, #fad0c4 100%);
  padding: 2rem;
  border-radius: 20px;
  box-shadow: 0 0 25px #ff9a9e77 inset;
  color: #330000;
  text-align: center;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.extras-flexbox {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.extra-item {
  flex: 1 1 120px;
  padding: 1.5rem;
  background: linear-gradient(135deg, #fff 0%, #fcdede 100%);
  border-radius: 15px;
  box-shadow: 0 5px 10px #ff9a9eaa;
  font-size: 1.2rem;
  animation: pulseGlow 4s ease-in-out infinite alternate;
  cursor: default;
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 10px #ff9a9e88;
    transform: scale(1);
  }
  100% {
    box-shadow: 0 0 25px #ff6f91cc;
    transform: scale(1.05);
  }
}

@media screen and (max-width: 768px) {
  .extras-flexbox {
    flex-direction: column;
    align-items: center;
  }

  .extra-item {
    width: 80%;
  }
}