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

html, body {
  height: 100%;
  background: #000;
  color: #fff;
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  overflow-x: hidden;
  font-size: 14px;
  line-height: 1.6;
}

main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 2.5rem;
  padding: 6rem 4rem 6rem 4rem;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}


nav {
  position: fixed;
  top: 1.75rem;
  right: 3rem;
  z-index: 100;
  background: rgba(255 255 255 / 0.06);
  padding: 0.5rem 1.25rem;
  border-radius: 40px;
  box-shadow: 0 0 8px rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  user-select: none;
}

.nav-list {
  list-style: none;
  display: flex;
  gap: 2.8rem;
  font-weight: 700;
  font-size: 1.1rem;
}

.nav-list a {
  color: #ddd;
  text-decoration: none;
  padding: 0.45rem 0.8rem;
  border-radius: 10px;
  transition: 
    color 0.3s ease, 
    background-color 0.3s ease,
    transform 0.2s ease;
  display: inline-block;
}

.nav-list a:hover,
.nav-list a:focus {
  color: #000;
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(255,255,255,0.3);
}

.try-btn {
  background: #fff;
  color: #000;
  padding: 0.65rem 1.8rem;
  border-radius: 9999px;
  box-shadow: 0 0 15px #fff, 0 0 25px #bbb;
  font-weight: 700;
  font-size: 1.15rem;
  transition:
    background-color 0.3s ease,
    box-shadow 0.4s ease,
    transform 0.25s ease;
  user-select: none;
}

.try-btn:hover {
  background: #f1f1f1;
  box-shadow: 0 0 30px #fff, 0 0 50px #eee;
  transform: scale(1.1);
}

.try-btn:active {
  transform: scale(0.95);
  box-shadow: 0 0 18px #aaa;
}


.title {
  font-size: clamp(4rem, 10vw, 6rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  color: #fff;
  cursor: default;
  user-select: none;
  position: relative;
  overflow: hidden;
  animation: slideInTitle 1.2s ease forwards;
  padding: 0 1rem;
  background:
    linear-gradient(135deg, #fff, #bbb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text
}


.description {
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  max-width: 600px;
  color: #ccc;
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1.6;
  cursor: default;
  user-select: none;
  position: relative;
  padding-bottom: 0.8rem;
  transition: color 0.3s ease;
  animation: fadeIn 1.8s ease forwards;
  max-width: 720px;
}

.description:hover {
  color: #fff;
}

.description::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2.5px;
  background: white;
  border-radius: 10px;
  transition: width 0.3s ease;
  transform: translateX(-50%);
}

.description:hover::after {
  width: 50%;
}


.search-btn {
  padding: 1rem 4.25rem;
  font-size: clamp(1.5rem, 4vw, 1.8rem);
  font-weight: 700;
  color: #000;
  background: #fff;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  box-shadow:
    0 0 10px #fff,
    0 0 20px #bbb;
  transition:
    background-color 0.3s ease,
    box-shadow 0.35s ease,
    transform 0.2s ease;
  user-select: none;
  animation: fadeIn 2.2s ease forwards;
  max-width: 300px;
  width: 100%;
  text-decoration: none;
}

.search-btn:hover {
  background: #eee;
  box-shadow:
    0 0 20px #fff,
    0 0 30px #eee;
  transform: scale(1.1);
}

.search-btn:active {
  transform: scale(0.95);
  box-shadow: 0 0 16px #aaa;
}


.info-section {
  max-width: 720px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border-radius: 1.5rem;
  padding: 2.5rem 3rem;
  margin-top: 4rem;
  color: #f0f0f0;
  user-select: none;
  text-align: left;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  transition:
    box-shadow 0.3s ease,
    transform 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.info-section:hover {
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.45),
    inset 0 0 0 1.5px rgba(255, 255, 255, 0.3);
  transform: translateY(-6px);
}

.info-section h2 {
  font-weight: 800;
  margin-bottom: 1rem;
  color: #fff;
  font-size: 2rem;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.learn-more-btn {
  display: inline-block;
  margin-top: 1.6rem;
  padding: 0.6rem 1.8rem;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  border-radius: 9999px;
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  text-decoration: none;
  user-select: none;
  transition:
    background-color 0.3s ease,
    border-color 0.3s ease,
    color 0.3s ease,
    transform 0.2s ease;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.15);
}

.learn-more-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: #fff;
  color: #000;
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.6);
  transform: scale(1.05);
}

.learn-more-btn:active {
  transform: scale(0.95);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
}

footer {
  margin-top: 4rem;
  padding: 1.5rem 0;
  text-align: center;
  color: #888;
  font-size: 0.9rem;
}

.socials {
  margin-bottom: 1rem;
}

.socials a {
  margin: 0 0.8rem;
  display: inline-block;
  transition: transform 0.2s ease;
}

.socials a:hover {
  transform: scale(1.2);
}

.socials img {
  width: 28px;
  height: 28px;
  filter: brightness(0) invert(1); 
}

.cards-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 720px;
  margin-top: 2rem;
  width: 100%;
}





@keyframes slideInTitle {
  0% {
    opacity: 0;
    transform: translateY(50px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: translateY(12px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}


@media (max-width: 1000px) {
  main {
    padding: 4rem 2rem;
    padding-top: 20px;
  }

  .title{
    padding-top: 50px;
  }
  nav {
    right: 1rem;
    top: 1rem;
  }
  .nav-list {
    gap: 1.5rem;
    font-size: 0.9rem; 
  }
  .try-btn {
    padding: 0.55rem 1.4rem;
    font-size: 1rem;
  }
  .info-section {
    padding: 1.5rem 2rem;
  }
  .title {
    font-size: clamp(2.5rem, 8vw, 4rem);
  }
  .description {
    font-size: clamp(1rem, 3vw, 1.25rem);
  }
  .info-section h2 {
    font-size: 1.5rem;
  }
  .learn-more-btn {
    font-size: 0.9rem;
  }
  .search-btn {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    padding: 0.8rem 3rem;
  }
}