:root {
  --primary-color: rgb(243, 243, 243);
  --secondary-color: rgb(7, 190, 187);
  --tertiary-color: rgb(250, 250, 250);
  --text-color: rgb(62, 62, 62);
  --text-highlight-color: white;
}

/* Navigation */
.navbar {
  position: fixed;
  top:0px;
  left:0px;
  right:0px;
  background-color: var(--tertiary-color);
  border-bottom: 1px solid var(--secondary-color); /* Changed color to lightsteelblue */
  overflow: hidden;
  z-index: 1000;
}

.navbar a {
  float: left;
  display: block;
  text-align: center;
  padding: 8px 16px;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, padding 0.15s ease; /* Only transition the background-color */
  color: var(--text-color); /* Set default text color */
}

.navbar a:hover {
  background-color: var(--secondary-color);
  color: var(--text-highlight-color); /* Change text color on hover for better contrast */
  padding: 8px 20px; /* Increase padding on hover */
}

.navname{
  font-weight: bolder;
  user-select: none;
}

.navname a{
  background-color: var(--primary-color) !important;
}

/* Body */
body {
  background-color: var(--primary-color);
  margin: 0px;
  color: var(--text-color);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Container */
.container {
  padding: 35px 10px;
  margin: auto;
  max-width: 800px;
}

.room-join-box {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.room-input {
  padding: 8px 12px;
  border: 1px solid var(--secondary-color);
  border-radius: 5px;
  background-color: var(--tertiary-color);
  color: var(--text-color);
  font-size: 16px;
  outline: none;
  transition: padding 0.15s ease, border-color 0.15s ease;
  flex: 1;
}

.room-input:focus {
  border-color: var(--secondary-color);
  padding-right: 14px;
}

.room-button {
  padding: 8px 16px;
  background-color: var(--tertiary-color);
  border: 1px solid var(--secondary-color);
  border-radius: 5px;
  color: var(--text-color);
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, padding 0.15s ease;
}

.room-button:hover {
  background-color: var(--secondary-color);
  color: var(--text-highlight-color);
  padding-left: 18px;
  padding-right: 18px;
}

#chat-box {
    flex: 1;                   /* This is the key: allows chat-box to grow and fill vertical space */
    overflow-y: auto;          /* Adds a scrollbar when content overflows vertically */
    padding: 10px;
    border: 1px solid var(--secondary-color); /* Visual border for chat box */
    border-radius: 5px;
    margin-bottom: 10px;       /* Space between chat box and input */
    background-color: var(--tertiary-color); /* Example background for messages */
    color: var(--text-color);
    display: flex;
    flex-direction: column;
}

#chat-box p {
    margin: 0 0 5px 0; /* Adjust message spacing */
    line-height: 1.4;
    word-wrap: break-word; /* Ensures long words break and wrap */
}

.chat-input-container {
    display: flex;
    width: 100%;
    gap: 10px;
}

#chat-input {
    padding: 8px 12px;
    border: 1px solid var(--secondary-color);
    border-radius: 5px;
    background-color: var(--tertiary-color);
    color: var(--text-color);
    font-size: 16px;
    outline: none;
    transition: padding 0.15s ease, border-color 0.15s ease;
    flex: 1; /* Makes the input take up available horizontal space */
}

#send-button {
    padding: 8px 16px;
    background-color: var(--tertiary-color);
    border: 1px solid var(--secondary-color);
    border-radius: 5px;
    color: var(--text-color);
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, padding 0.15s ease;
    flex-shrink: 0; /* Prevents the button from shrinking */
}

#send-button:hover {
    background-color: var(--secondary-color);
    color: var(--text-highlight-color);
    padding-left: 18px;
    padding-right: 18px;
}