body {
  margin: 0;
  font-family:  sans-serif;
  background: linear-gradient(#b7ff1a, #7fb800);
  color: #111;
}

main {
  max-width: 920px;
  margin: 10vh auto;
  padding: 20px;
  border-radius: 14px;
  background: linear-gradient(#f6f6f6, #dcdcdc);
  box-shadow:
    inset 0 2px 3px rgba(255,255,255,0.9),
    inset 0 -3px 6px rgba(0,0,0,0.2),
    0 12px 20px rgba(0,0,0,0.25);
}

header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

header img {
  height: 48px;
  border-radius: 0 0 18px 0;
  box-shadow: 0 3px 6px rgba(0,0,0,0.3);
}

h1 {
  margin: 0;
  font-size: 1.8em;
  letter-spacing: 1px;
}

.search-box {
  display: flex;
  gap: 8px;
  margin: 20px 0;
}

.search-box input {
  flex: 1;
  padding: 10px;
  border-radius: 8px;

  border: 1px solid #999;
  background: linear-gradient(#ffffff, #e6e6e6);

  box-shadow:
    inset 0 2px 4px rgba(0,0,0,0.2),
    0 1px 0 rgba(255,255,255,0.8);

  transition: all 0.2s ease;
}

.search-box input:focus {
  outline: none;
  box-shadow:
    inset 0 2px 6px rgba(0,0,0,0.3),
    0 0 6px rgba(110,9,161,0.6);
}

.search-box button {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid #4b006e;

  background: linear-gradient(#9b2bd1, #6e09a1);
  color: white;
  font-weight: bold;

  box-shadow:
    inset 0 2px 0 rgba(255,255,255,0.3),
    inset 0 -3px 6px rgba(0,0,0,0.4),
    0 4px 6px rgba(0,0,0,0.3);

  cursor: pointer;
  transition: all 0.15s ease;
}

.search-box button:hover {
  filter: brightness(1.1);
}

.search-box button:active {
  transform: translateY(2px);
  box-shadow:
    inset 0 3px 6px rgba(0,0,0,0.5);
}

section {
  margin: 20px 0;
  padding: 14px;
  border-radius: 10px;

  background: linear-gradient(#ffffff, #ececec);
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,0.8),
    inset 0 -2px 5px rgba(0,0,0,0.15);
}

h2 {
  margin-top: 0;
}

a {
  color: #0000ee;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  margin-top: 20px;
  font-size: 0.9em;
  text-align: center;
  color: #333;
}

@media (max-width: 600px) {
  main {
    margin: 5vh 10px;
    padding: 15px;
  }

  .search-box {
    flex-direction: column;
  }

  .search-box button {
    width: 100%;
  }
}