/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

/* BODY CENTERING */
html, body {
  height: 100%;
  width: 100%;
  background-color: #f4f5f7;
  display: grid;
  place-content: center;
  color: #333;
}

/* MAIN CONTAINER */
.container {
  width: 380px;
  height: 80vh;
  background-color: #ffffff;
  border-radius: 0.8rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* HEADER */
h1 {
  text-align: center;
  background-color: #5b7a72; /* calm greenish-grey tone */
  color: #fff;
  font-size: 1.3rem;
  height: 12%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
}

/* SEARCH BAR */
#search-box {
  height: 12%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  border-bottom: 1px solid #e2e2e2;
  background-color: #fafafa;
}

#search-box input {
  width: 70%;
  padding: 0.4rem 0.8rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  outline: none;
  font-size: 0.9rem;
}

#search-box input:focus {
  border-color: #5b7a72;
}

#search-box button {
  color: white;
  background-color: #5b7a72;
  padding: 0.45rem 1rem;
  border: none;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
}

/* USER LIST SECTION */
.users-list {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
  background-color: #fdfdfd;
}

/* USER CARD */
.user {
  background-color: #f1f3f4;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.6rem;
  border-radius: 0.6rem;
  border: 1px solid #e3e3e3;
}

.user-image {
  height: 50px;
  width: 50px;
  flex-shrink: 0;
}

.user-image img {
  height: 100%;
  width: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
}

/* TEXT DETAILS */
.user-details h3 {
  font-size: 1rem;
  color: #222;
  font-weight: 500;
  font-weight: bold;
}

.user-details p {
  font-size: 0.85rem;
  color: #555;
}

/* SCROLLBAR STYLE */
.users-list::-webkit-scrollbar {
  width: 6px;
}
.users-list::-webkit-scrollbar-thumb {
  background: #d4d4d4;
  border-radius: 10px;
}
.users-list::-webkit-scrollbar-thumb:hover {
  background: #b9b9b9;
}

/* RESPONSIVE DESIGN */
@media (max-width: 480px) {
  .container {
    width: 98%;
    height: 85vh;
  }

  h1 {
    font-size: 1.1rem;
  }

  #search-box {
    padding: 0 0.8rem;
  }

  #search-box input {
    width: 65%;
    padding: 0.35rem 0.6rem;
    font-size: 0.85rem;
  }

  #search-box button {
    padding: 0.4rem 0.9rem;
    font-size: 0.85rem;
  }

  .user {
    gap: 0.8rem;
    padding: 0.5rem 0.6rem;
  }

  .user-details h3 {
    font-size: 0.9rem;
    
  }

  .user-details p {
    font-size: 0.8rem;
  }
}