/* === VARIABLES === */
:root {
  --bg-color: #f4f7fb;
  --text-color: #333;
  --card-bg: #ffffff;
  --accent: #2563eb;
  --chat-bg: #f0f3fa;
  --input-bg: #ffffff;
  --shadow: rgba(0, 0, 0, 0.05);
}

/* === DARK THEME === */
body.dark-mode {
  --bg-color: #1e1e2f;
  --text-color: #e4e4e4;
  --card-bg: #2b2b3c;
  --accent: #00bcd4;
  --chat-bg: #2f2f42;
  --input-bg: #3b3b4f;
  --shadow: rgba(0, 0, 0, 0.4);
}

/* === BASE STYLES === */
body {
  margin: 0;
  padding: 0;
  font-family: "Inter", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  background-image: url("assets/background.jpg"); /* Replace with your image */
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  transition: background-color 0.3s ease, color 0.3s ease;
}

header {
  text-align: center;
  padding: 2rem 1rem 1rem;
  background-color: var(--card-bg);
  box-shadow: 0 2px 4px var(--shadow);
  position: relative;
}

header img {
  height: 100px;
  margin-bottom: 0.5rem;
}

header h1 {
  font-family: "Comic Neue", cursive;
  font-size: 2.2rem;
  margin: 0.2rem 0;
  color: var(--accent);
}

header p {
  margin: 0;
  font-size: 1rem;
  color: var(--text-color);
}

/* === THEME TOGGLE === */
.theme-toggle {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: 2px solid var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-color);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.theme-toggle:hover {
  background-color: var(--accent);
  color: #fff;
}
/* June14 addede */
/* Toggle Switch */
.theme-toggle {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 1000;
}

.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  background-color: #ccc;
  border-radius: 34px;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  transition: 0.4s;
}

.slider::before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 4px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: 0.4s;
}

input:checked + .slider {
  background-color: #2196f3;
}

input:checked + .slider::before {
  transform: translateX(26px);
}

/* Theme Styles */
body.dark-theme {
  background-color: #121212;
  color: #e0e0e0;
}

body.dark-theme header,
body.dark-theme section,
body.dark-theme footer {
  background-color: #1e1e1e;
  color: #e0e0e0;
  box-shadow: none;
}

body.dark-theme .chatbot-card,
body.dark-theme .chat-window {
  background-color: #2b2b2b;
  border-color: #444;
}

body.dark-theme input,
body.dark-theme button {
  background-color: #333;
  color: #fff;
  border-color: #555;
}
/* june 14 added */

/* === MAIN LAYOUT === */
main {
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
  max-width: 900px;
  margin: auto;
}

/* === CHATBOT CARD === */
.chatbot-card {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 10px var(--shadow);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.chatbot-header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.chatbot-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin-right: 1rem;
}

.chatbot-title h2 {
  margin: 0;
  font-size: 1.3rem;
  color: var(--accent);
}

.chatbot-title p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-color);
}

/* === CHAT WINDOW === */
.chat-window {
  background-color: var(--chat-bg);
  border-radius: 10px;
  padding: 1rem;
  height: 300px;
  overflow-y: auto;
  margin-bottom: 1rem;
  font-size: 0.95rem;
  border: 1px solid #ddd;
}

/* === INPUT AREA === */
.chat-input-area {
  display: flex;
  gap: 0.5rem;
}

.chat-input-area input {
  flex: 1;
  padding: 0.75rem;
  border-radius: 10px;
  border: 1px solid #ccc;
  background-color: var(--input-bg);
  color: var(--text-color);
}

.chat-input-area button {
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background-color: var(--accent);
  border: none;
  color: white;
  font-size: 1rem;
  cursor: pointer;
}

.chat-input-area button:hover {
  background-color: #1d4ed8;
}

/* === FOOTER === */
footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  color: var(--text-color);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .chatbot-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .theme-toggle {
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
  }
}