/*
 * VampChat Stylesheet
 * Theme: Dark, Pink Accents, Glassmorphism
 */

/* --------------------------------------------------------------------------- */
/* Root Variables & Base Styles */
/* --------------------------------------------------------------------------- */

:root {
  --background-color: #0d0d0d;
  --primary-text-color: #ffffff;
  --accent-pink-light: #ec4899; /* Light Pink */
  --accent-pink-dark: #be185d;  /* Darker Pink */
  --container-bg: rgba(17, 17, 17, 0.5); /* Semi-transparent dark for glass effect */
  --border-color: rgba(236, 72, 153, 0.4); /* Pink border for glass */
  --input-bg: #1f2937; /* Dark gray for inputs */
  --system-message-color: #9ca3af; /* Gray for system messages */
  --error-color: #ef4444; /* Red for errors */
  --success-color: #22c55e; /* Green for success */
}

body {
  background-color: var(--background-color);
  color: var(--primary-text-color);
  font-family: 'Inter', sans-serif; /* A clean, modern font */
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------- */
/* Glass UI Container */
/* --------------------------------------------------------------------------- */

.glass-ui {
  background-color: var(--container-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px); /* For Safari */
  border: 1px solid var(--border-color);
  border-radius: 1rem; /* Softer, rounded corners */
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* --------------------------------------------------------------------------- */
/* Login & Register Page Styles */
/* --------------------------------------------------------------------------- */

.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.auth-form-wrapper {
  width: 100%;
  max-width: 420px;
  padding: 2.5rem;
}

.auth-form-wrapper h1 {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 2rem;
  color: var(--accent-pink-light);
}

.auth-form-wrapper h1 span {
  color: var(--accent-pink-dark);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  border-radius: 0.5rem;
  background-color: var(--input-bg);
  color: var(--primary-text-color);
  border: 2px solid transparent;
  transition: border-color 0.3s ease;
}

.form-input::placeholder {
  color: var(--system-message-color);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-pink-light);
}

.btn-primary {
  width: 100%;
  padding: 0.875rem 1rem;
  border-radius: 0.5rem;
  font-weight: 600;
  color: var(--primary-text-color);
  background-color: var(--accent-pink-light);
  border: none;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.btn-primary:hover {
  background-color: var(--accent-pink-dark);
}

.auth-link {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.875rem;
}

.auth-link a {
  color: var(--accent-pink-light);
  text-decoration: none;
}

.auth-link a:hover {
  text-decoration: underline;
}

.error-message {
  color: var(--error-color);
  text-align: center;
  font-size: 0.875rem;
  margin-top: 1rem;
  display: none; /* Hidden by default */
}

.success-message {
  color: var(--success-color);
  text-align: center;
  font-size: 0.875rem;
  margin-top: 1rem;
  display: none; /* Hidden by default */
}

/* --------------------------------------------------------------------------- */
/* Chat Page Styles */
/* --------------------------------------------------------------------------- */

.chat-layout {
  display: flex;
  height: 100vh;
}

/* Sidebar */
.chat-sidebar {
  width: 280px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border-color);
}

.sidebar-header, .sidebar-footer {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-footer {
  border-top: 1px solid var(--border-color);
  border-bottom: none;
}

.sidebar-header h2 {
  font-size: 1.75rem;
  color: var(--accent-pink-light);
  margin: 0;
}

#userInfo {
  font-size: 0.875rem;
  color: var(--system-message-color);
  margin-top: 0.25rem;
}

#roomList {
  flex-grow: 1;
  overflow-y: auto;
  padding: 0;
  margin: 0;
  list-style: none;
}

#roomList li {
  padding: 1rem 1.5rem;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
  border-bottom: 1px solid #1f2937;
}

#roomList li:hover {
  background-color: var(--accent-pink-dark);
}

#roomList li.active {
  background-color: var(--accent-pink-light);
  color: var(--primary-text-color);
  font-weight: 600;
}

#createRoomForm {
  display: flex;
  gap: 0.5rem;
}

#newRoomName {
  flex-grow: 1;
}

/* Main Chat Area */
.chat-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.chat-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.chat-header h1 {
  font-size: 1.75rem;
  color: var(--accent-pink-light);
  margin: 0;
}

#messageContainer {
  flex-grow: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message-wrap {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  max-width: 80%;
}

.message-wrap.user-message {
  background-color: var(--input-bg);
  align-self: flex-start;
}

.message-header {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-pink-light);
  margin-bottom: 0.25rem;
}

.message-content {
  word-wrap: break-word;
}

.message-wrap.system-message {
  align-self: center;
  text-align: center;
  color: var(--system-message-color);
  font-size: 0.875rem;
}


.chat-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
}

#messageForm {
  display: flex;
  gap: 0.5rem;
}

#messageInput {
  flex-grow: 1;
}

/* Scrollbar styling for a modern look */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--accent-pink-dark);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-pink-light);
}