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

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1a1a1a;
  font-family: 'Montserrat', 'Lato', sans-serif;
}

.header {
  width: 100%;
  position: fixed;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #1a1a1a;
  padding: 20px 55px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: #13696d;
}

.logo span {
  font-weight: 400;
  color: #5dc2c7;
}

.ethereal-logo {
  height: 67px;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-top: 12vh;
  animation: shiftUp 1s ease forwards;
  animation-delay: 6s;
}

@keyframes shiftUp {
  from { transform: translateY(0); }
  to { transform: translateY(-60px); }
}

.app-icon {
  width: 180px;
  height: 180px;
  border-radius: 40px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  margin-bottom: 32px;
}

h1 {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.2;
  color: #f5f5f5;
  margin-bottom: 16px;
}

.highlight {
  color: #77c0c5;
}

.subtitle {
  font-size: 1.25rem;
  line-height: 1.6;
  color: #ffffff;
  margin-bottom: 40px;
  max-width: 500px;
  text-align: justify;
}

.notice {
  color: #6e6e6e;
  font-weight: 400;
  font-size: 1.24rem;
}

.search-preview {
  width: 90vw;
  max-width: 640px;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  margin-top: 32px;
  opacity: 0;
  animation: fadeIn 1.5s ease forwards;
  animation-delay: 6.1s;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.footer {
  position: fixed;
  bottom: 24px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 0.85rem;
  color: #6e6e6e;
}

.ethereal-text {
  background: linear-gradient(135deg, #e79a54, #e79a54);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

@media (max-width: 480px) {
  .header {
    padding: 16px 20px;
  }

  h1 {
    font-size: 1.6rem;
  }
}