/* Custom CSS Variables for easy color changes */
:root {
  --gradient-color-1: #00bc7c;
  --gradient-color-2: #009a67;
  --text-color-primary: #1f2937;
  --text-color-secondary: #6b7280;
  --border-color: #e5e7eb;
  --bg-light-1: #ffffff;
  --bg-light-2: #f8fafc;
  --bg-light-3: #f1f5f9;
  --shadow-light: rgba(0, 0, 0, 0.04);
  --shadow-medium: rgba(0, 0, 0, 0.08);
  --shadow-heavy: rgba(0, 0, 0, 0.1);
  --shadow-extra-heavy: rgba(0, 0, 0, 0.15);
}

/* Dark theme adaptation */
[data-theme="dark"] {
  --text-color-primary: #f8fafc;
  --text-color-secondary: #cbd5e1;
  --border-color: #334155;
  --bg-light-1: #10141b; /* Slightly darker than original dark theme */
  --bg-light-2: #0b0f14; /* Slightly darker */
  --bg-light-3: #040507; /* Slightly darker */
  --shadow-light: rgba(255, 255, 255, 0.02); /* Less pronounced shadow */
  --shadow-medium: rgba(255, 255, 255, 0.05); /* Less pronounced shadow */
  --shadow-heavy: rgba(255, 255, 255, 0.07); /* Less pronounced shadow */
  --shadow-extra-heavy: rgba(255, 255, 255, 0.1); /* Less pronounced shadow */
}

/* Specific adjustments for elements in dark theme */
[data-theme="dark"] #chat-button {
  box-shadow: 0 12px 40px var(--gradient-color-1) 30, 0 4px 16px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] #chat-button:hover {
  box-shadow: 0 16px 50px var(--gradient-color-1) 40, 0 8px 24px rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] #chat-header {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .tab-button {
  background-color: var(--bg-light-1); /* Use dark background for inactive tabs */
  color: var(--text-color-secondary);
}

[data-theme="dark"] #file-input-label,
[data-theme="dark"] #file-count,
[data-theme="dark"] #article-content-container,
[data-theme="dark"] #branding { 
    -webkit-text-fill-color: var(--text-color-secondary); /* Fill with secondary text color */
    color: var(--text-color-secondary);
}

[data-theme="dark"] #branding > a {
  -webkit-text-fill-color: var(--text-color-secondary); /* Fill with secondary text color */
  color: var(--text-color-secondary);
  background-image: none; /* Remove gradient background image */
}

[data-theme="dark"] #back-to-articles,
[data-theme="dark"] #back-to-chats,
[data-theme="dark"] #close-chat {
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .close-chat-home {
    background: rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] #back-to-chats:hover,
[data-theme="dark"] #close-chat:hover {
  background: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] #home-content {
  background-blend-mode: overlay;
}

[data-theme="dark"] #home-content > h1,
[data-theme="dark"] #home-content > h2 {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

[data-theme="dark"] .staff-pfp > div {
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.1) 0%, /* Less blue/green tint */
    rgba(5, 150, 105, 0.15) 50%,
    rgba(4, 120, 87, 0.1) 100%
  );
  border: 1px solid rgba(16, 185, 129, 0.1); /* Less blue/green tint */
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.05), 0 2px 4px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .staff-pfp > div::before {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%, rgba(16, 185, 129, 0.03) 100%);
}

[data-theme="dark"] .staff-pfp > div:hover {
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.08) 0%, /* Less blue/green tint */
    rgba(5, 150, 105, 0.12) 50%,
    rgba(4, 120, 87, 0.08) 100%
  );
  border-color: rgba(16, 185, 129, 0.2); /* Less blue/green tint */
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.1), 0 3px 6px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* [data-theme="dark"] .home-quick-actions > button {
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.1) 0%, 
    rgba(5, 150, 105, 0.15) 50%,
    rgba(4, 120, 87, 0.1) 100%
  );
  border: 1px solid rgba(16, 185, 129, 0.1); 
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.05), 0 2px 4px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .home-quick-actions > button::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%, rgba(16, 185, 129, 0.03) 100%);
  border-radius: inherit;
  pointer-events: none;
}

[data-theme="dark"] .home-quick-actions > button:hover {
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.08) 0%, 
    rgba(5, 150, 105, 0.12) 50%,
    rgba(4, 120, 87, 0.08) 100%
  );
  border-color: rgba(16, 185, 129, 0.2); 
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.1), 0 4px 8px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
} */

[data-theme="dark"] .help-section {
  background: rgba(0, 0, 0, 0.4); /* Darker, less blue */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.03); /* Thinner, less blue border */
}

[data-theme="dark"] .help-search-button {
  background: rgba(255, 255, 255, 0.03); /* Lighter background for search button */
}

[data-theme="dark"] .help-search-button:hover {
  background: rgba(255, 255, 255, 0.08); /* Lighter hover */
}

[data-theme="dark"] .help-option-button:hover {
  background: rgba(255, 255, 255, 0.03); /* Lighter hover */
}

[data-theme="dark"] .article-search {
  background-color: var(--bg-light-1);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .article-search-container > input {
  background: rgba(255, 255, 255, 0.03); /* Lighter input background */
  color: var(--text-color-primary);
}

[data-theme="dark"] .article-search-container > input:focus {
  background: rgba(255, 255, 255, 0.05); /* Lighter focus background */
}

[data-theme="dark"] .article-card {
  background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
  border: 1px solid var(--border-color);
}

[data-theme="dark"] .article-card:hover {
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.05), 0 2px 4px rgba(0, 0, 0, 0.3); /* Less green tint */
}

[data-theme="dark"] #emailInput {
  background: rgba(0, 0, 0, 0.4); /* Darker input background */
  color: var(--text-color-primary);
}

[data-theme="dark"] #chat-list .no-conversations .icon-container {
  background: linear-gradient(135deg, #1a202c 0%, #334155 100%); /* Darker background */
}

[data-theme="dark"] #chat-list .chat-item {
  background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
  border: 2px solid var(--border-color);
}

[data-theme="dark"] #chat-list .chat-item:hover {
  box-shadow: 0 8px 24px var(--gradient-color-1) 20, 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] #newChatBtn {
  color: var(--text-color-primary);
  border: 2px solid var(--border-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] #newChatBtn:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .message-bubble.owner .message-content,
[data-theme="dark"] .message-bubble.bot .message-content,
[data-theme="dark"] .message-bubble.ai .message-content,
[data-theme="dark"] .message-bubble.staff .message-content {
  background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
  border: 1px solid rgba(255, 255, 255, 0.07); /* Thinner, less blue border */
}

[data-theme="dark"] .message-bubble .message-content {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .typing-indicator-bubble .message-content {
  background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] #chatbot-input-area {
  background: rgba(0, 0, 0, 0.8); /* Darker input area background */
  border-top: 1px solid var(--border-color);
}

[data-theme="dark"] #msg {
  background: rgba(0, 0, 0, 0.4); /* Darker message input background */
  color: var(--text-color-primary);
}

[data-theme="dark"] #file-input-label:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* Scrollbar Styles for Dark Theme */
[data-theme="dark"] .chatbot-scrollbar::-webkit-scrollbar-track {
  background: linear-gradient(to bottom, var(--bg-light-2), var(--bg-light-3));
}

[data-theme="dark"] .chatbot-scrollbar::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, #334155, #475569); /* Darker scrollbar thumb */
  border: 1px solid rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .chatbot-scrollbar::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(to bottom, #1e293b, #334155); /* Even darker on hover */
}

[data-theme="dark"] .home-scrollbar::-webkit-scrollbar-track {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.03), rgba(0, 0, 0, 0.9)); /* Darker track */
}

[data-theme="dark"] .home-scrollbar::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, rgba(71, 85, 105, 0.3), rgba(100, 116, 139, 0.3)); /* Darker, less visible thumb */
  border: 1px solid rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .home-scrollbar::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(to bottom, #1e293b, #334155); /* Darker on hover */
}
  
  * {
    margin: 0;
  }
  
  body {
    position: relative;
  }
  
  /* Base styles for the widget */
  #chatbot-widget {
    position: fixed;
    bottom: 0px;
    right: 0px;
    z-index: 10000;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  /* Chat Button */
  #chat-button {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 12px 40px var(--gradient-color-1) 30, 0 4px 16px var(--shadow-heavy);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    margin-top: 12px;
    margin-left: 12px;
  }
  
  #chat-button:hover {
    transform: scale(1.1) translateY(-2px);
    box-shadow: 0 16px 50px var(--gradient-color-1) 40, 0 8px 24px var(--shadow-extra-heavy);
  }
  
  /* Chat Window */
  #chat-window {
    width: 400px;
    height: 630px;
    background: var(--bg-light-1);
    border-radius: 20px;
    display: none;
    flex-direction: column;
    overflow: hidden;
    position: absolute;
    bottom: 0;
    right: 0;
    transform-origin: bottom right;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
  }
  
  /* Header */
  #chat-header {
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    color: white;
    padding: 24px;
    display: none;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
  }
  
  #chat-header .header-content {
    flex: 1;
    text-align: center;
  }
  
  #header-title {
    margin: 0;
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
    color: white !important;
  }
  
  #header-subtitle {
    margin: 6px 0 0 0;
    padding: 0px 4px;
    font-size: 14px;
    opacity: 0.9;
    font-weight: 400;
    transition: all 0.3s ease;
  }
  
  #footer {
    width: 100%;
    padding: 5px 0px;
    height: 90px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: opacity 0.3s ease, transform 0.3s ease;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  
  #footer.hidden {
    opacity: 0;
    transform: translateY(60px); /* slide down */
    pointer-events: none; /* prevent interactions while hidden */
  }
  
  #tabs-footer {
    display: flex;
    flex-shrink: 0;
    width: 100%;
    gap: 5px;
    padding: 0px 5px;
    justify-content: center;
  }
  
  .tab-button {
    width: 30%;
    height: 55px;
    border: 0px;
    gap: 3px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: white;
    border-radius: 4rem;
    padding: 3px 0px;
    cursor: pointer;
    transition: background 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .tab-button.active {
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    color: #ffffff;
  }
  
  .size-6 {
    width: 24px;
    height: 24px;
  }
  
  #branding {
    font-size: small;
    text-align: center;
    margin-top: 5px;
    font-weight: 500;
    margin-bottom: 4px;
  }

  #branding > a {
    background-clip: text; 
    -webkit-background-clip: text; 
    -webkit-text-fill-color: transparent; 
    color:transparent;
    background-image: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
  }
  
  #back-to-articles,
  #back-to-chats,
  #close-chat {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px var(--shadow-heavy);
  }
  
  #back-to-chats {
    margin-right: 12px;
    display: none;
  }
  
  #back-to-chats:hover,
  #close-chat:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
  }
  
  /* FIXED: Tabs content structure */
  .tabs-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
  }
  
  .tab-panel {
    display: none;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    animation: fadeIn 0.3s ease-in-out;
  }
  
  .tab-panel.active {
    display: flex;
    flex-direction: column;
  }
  
  /* Content Container */
  #chatbot-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: linear-gradient(to bottom, var(--bg-light-2), var(--bg-light-3));
    min-height: 0;
    overflow: hidden;
    position: relative; /* Ensure this is set for absolute positioning of button */
  }
  
  #home-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
    position: relative;
    padding: 24px 20px;
    /* Background image with gradient overlay */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: local;
  }
  
  #home-content > h1 {
    font-size: xx-large;
    text-align: center;
    margin-top: 3rem;
    color: var(--text-color-primary);
    position: relative;
    z-index: 2;
  }
  
  .home-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  
  .home-header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .staff-pfp {
    display: flex;
    position: relative;
  }
  
  .staff-pfp > div {
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
      135deg,
      rgba(16, 185, 129, 0.35) 0%,
      rgba(5, 150, 105, 0.45) 50%,
      rgba(4, 120, 87, 0.4) 100%
    );
    backdrop-filter: blur(24px);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 3rem;
    width: 2rem;
    height: 2rem;
    text-align: center;
    font-size: large;
    margin-left: -10px;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15), 0 2px 4px rgba(0, 0, 0, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
  }
  
  .staff-pfp > div::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%, rgba(16, 185, 129, 0.1) 100%);
    border-radius: inherit;
    pointer-events: none;
  }
  
  .staff-pfp > div:hover {
    transform: translateY(-1px) scale(1.05);
    background: linear-gradient(
      135deg,
      rgba(16, 185, 129, 0.25) 0%,
      rgba(5, 150, 105, 0.35) 50%,
      rgba(4, 120, 87, 0.3) 100%
    );
    border-color: rgba(16, 185, 129, 0.5);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.25), 0 3px 6px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  }
  
  .home-quick-actions {
    margin-top: 2rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  
  .home-quick-actions {
    margin-top: 2rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  
  .home-quick-actions > button {
    backdrop-filter: blur(24px);
    color: white;
    display: flex;
    font-size: 16px;
    font-weight: 500;
    height: 3.5rem;
    align-items: center;
    width: 100%;
    padding: 1.5rem 1rem;
    gap: 4px;
    justify-content: space-between;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
  }
  
  .home-quick-actions > button::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    pointer-events: none;
  }
  
  .home-quick-actions > button:hover {
    transform: translateY(-2px);
  }
  
  
  /* Help Section */
  .help-section {
    margin-top: 1.5rem;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(16px);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    padding: 4px;
    min-height: max-content;
    gap: 4px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  
  .help-search-button {
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-color-primary);
    width: 100%;
    background: rgba(0, 0, 0, 0.055);
    display: flex;
    align-items: center;
    text-align: left;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    justify-content: space-between;
  }
  
  .help-search-button:hover {
    background: rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
  }
  
  .help-search-button .search-icon {
    width: 18px;
    height: 18px;
    color: rgba(107, 114, 128, 0.6);
    flex-shrink: 0;
  }
  
  .help-option-button {
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color-secondary);
    width: 100%;
    background: transparent;
    display: flex;
    align-items: center;
    text-align: left;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 2px;
  }
  
  .help-option-button:hover {
    background: rgba(0, 0, 0, 0.055);
    color: var(--text-color-primary);
    transform: translateX(2px);
  }
  
  .help-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
  }


  /* Help Tab */
  .help-header {
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    color:#ffffff;
    padding: 1.5rem 1rem;
    max-height: 4rem;
  }
  
  .help-header > h3 {
    font-size: larger;
  }

  .help-header > p {
    margin-top: 0.5rem;
    font-size: 14px;
    opacity: 0.9;
    font-weight: 400;
  }
  
  .article-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  #article-content-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    min-height: 0;
  }

  #article-content-container > p:empty {
    min-height: 40px;
  }
  

  .article-scrollable-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    min-height: 0;
  }
  
  .article-search {
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    padding: 1rem;
    background-color: white;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    z-index: 30;
  }
  
  .article-search-container {
    position: relative;
    display: flex;
    align-items: center;
    width: 95%;
  }
  
  .article-search-container > input {
    padding: 12px 40px 12px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-color-primary);
    width: 100%;
    background: rgba(0, 0, 0, 0.055);
    border: none;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
  }
  
  .article-search-container > input:focus {
    outline: 1px solid var(--gradient-color-1);
    background: rgba(0, 0, 0, 0.08);
  }
  
  .article-search-container > svg {
    position: absolute;
    right: 0.75rem;
    color: rgba(107, 114, 128, 0.6);
    pointer-events: none;
  }
  
  .article-card {
    background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(10px);
  }
  
  .article-card:hover {
    border-color: var(--gradient-color-1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15), 0 2px 4px var(--shadow-light);
  }
  
  .article-card-content {
    flex: 1;
  }
  
  .article-card-content strong {
    color: var(--text-color-primary);
    font-size: 16px;
    font-weight: 600;
    display: block;
    margin-bottom: 6px;
  }
  
  .article-card-content p {
    color: var(--text-color-secondary);
    font-size: 14px;
    line-height: 1.4;
    margin: 0;
  }
  
  .article-card svg {
    color: var(--text-color-secondary);
    flex-shrink: 0;
    margin-left: 12px;
    transition: all 0.3s ease;
  }
  
  .article-card:hover svg {
    color: var(--gradient-color-1);
    transform: translateX(2px);
  }

  /* Email Input Area */
  #email-input-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    text-align: center;
    min-height: 0;
    overflow-y: auto;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  #email-input-area .email-icon-container {
    width: 88px;
    min-height: 88px;
    height: 88px;
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px var(--gradient-color-1) 30, 0 4px 16px var(--shadow-heavy);
  }
  
  #email-input-area h3 {
    margin: 0 0 12px 0;
    color: var(--text-color-primary);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
  }
  
  #email-input-area p {
    margin: 0 0 28px 0;
    color: var(--text-color-secondary);
    font-size: 15px;
    line-height: 1.6;
    font-weight: 400;
  }
  
  #emailInput {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 15px;
    margin-bottom: 18px;
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    font-weight: 400;
  }
  
  #emailInput:focus {
    border-color: var(--gradient-color-1);
    box-shadow: 0 0 0 3px var(--gradient-color-1) 20;
    transform: translateY(-1px);
  }
  
  #emailSubmitBtn {
    width: 100%;
    padding: 14px 18px;
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 16px var(--gradient-color-1) 30;
    letter-spacing: 0.02em;
  }
  
  #emailSubmitBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--gradient-color-1) 40;
  }
  
  /* FIXED: Conversations List */
  #chat-list {
    flex: 1;
    overflow-y: auto;
    padding: 24px 24px 100px 24px; /* Added bottom padding for floating button */
    display: none;
    min-height: 0;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  #chat-list h3 {
    margin: 0 0 24px 0;
    color: var(--text-color-primary);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
  }
  
  #chat-list .no-conversations {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-color-secondary);
  }
  
  #chat-list .no-conversations .icon-container {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  #chat-list .no-conversations p {
    margin: 0 0 18px 0;
    font-size: 16px;
    font-weight: 500;
  }
  
  #chat-list .no-conversations small {
    margin: 0;
    font-size: 14px;
    font-weight: 400;
    opacity: 0.8;
  }
  
  #chat-list .chat-item {
    padding: 20px;
    background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
  }
  
  #chat-list .chat-item:hover {
    border-color: var(--gradient-color-1);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--gradient-color-1) 20, 0 4px 12px var(--shadow-medium);
  }
  
  #chat-list .chat-item .chat-header-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
  }
  
  #chat-list .chat-item strong {
    color: var(--text-color-primary);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
  }
  
  #chat-list .chat-item .status-tag {
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
  
  #chat-list .chat-item .status-tag.open {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: #166534;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.2);
  }
  
  #chat-list .chat-item .status-tag.closed {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #991b1b;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
  }
  
  #chat-list .chat-item .chat-meta {
    color: var(--text-color-secondary);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 4px;
  }
  
  #chat-list .chat-item .chat-view-prompt {
    color: #9ca3af;
    font-size: 12px;
    margin-top: 12px;
    font-weight: 400;
    font-style: italic;
  }
  
  /* New Chat Button Container */
  #new-chat-button-container {
    width: 100%;
    padding: 24px;
    background: transparent; /* Changed from gradient to transparent */
    display: none;
    justify-content: center;
    flex-shrink: 0;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    backdrop-filter: none; /* Removed backdrop filter */
    border-top: none; /* Removed border */
  }
  
  #new-chat-button-inner-container {
    width: 87%;
    display: flex;
    justify-content: center;
  }
  
  #newChatBtn {
    width: 100%;
    padding: 12px 18px;
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    color: var(--text-color-secondary);
    border: 2px solid var(--border-color);
    border-radius: 30px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: 0.02em;
    box-shadow: 0 2px 8px var(--shadow-light);
    color: var(--bg-light-2);
  }
  
  #newChatBtn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--shadow-medium);
  }
  
  /* FIXED: Messages Container */
  #messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: none;
    min-height: 0;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  /* Message Bubble */
  .message-bubble {
    margin-bottom: 20px;
    display: flex;
    animation: messageSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .message-bubble.user {
    justify-content: flex-end;
  }
  
  .message-bubble .message-content {
    max-width: 80%;
    min-width: 30%;
    padding: 12px 20px;
    font-size: 15px;
    line-height: 1.5;
    word-wrap: break-word;
    position: relative;
    box-shadow: 0 4px 12px var(--shadow-medium), 0 2px 4px var(--shadow-light);
    backdrop-filter: blur(10px);
    font-weight: 400;
  }
  
  /* User Message Specific Styles */
  .message-bubble.user .message-content {
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    color: white;
    border-radius: 20px 20px 6px 20px;
    border: none;
  }
  
  .message-bubble.user .message-content .sender-label {
    color: rgba(255, 255, 255, 0.8);
  }
  
  .message-bubble.user .message-content .timestamp {
    color: rgba(255, 255, 255, 0.7);
    text-align: right;
  }
  
  /* Bot/AI/Staff Message Specific Styles */
  .message-bubble.owner .message-content,
  .message-bubble.bot .message-content,
  .message-bubble.ai .message-content,
  .message-bubble.staff .message-content {
    background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
    color: var(--text-color-primary);
    border-radius: 20px 20px 20px 6px;
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  
  .message-bubble .message-content .sender-label {
    font-weight: 700;
    font-size: 12px;
    margin-bottom: 6px;
    opacity: 0.8;
    letter-spacing: 0.02em;
  }
  
  .message-bubble .message-content .timestamp {
    font-size: 11px;
    opacity: 0.6;
    margin-top: 6px;
    font-weight: 400;
  }
  
  /* Avatars (for bot, AI, staff) */
  .message-bubble .message-content .avatar-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: -16px;
    top: -16px;
    border: 2px solid white;
    color: white;
  }
  
  .message-bubble.bot .message-content .avatar-icon {
    background: linear-gradient(135deg, #f97316 0%, #fbbf24 100%);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3), 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .message-bubble.ai .message-content .avatar-icon {
    background: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 100%);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3), 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .message-bubble.staff .message-content .avatar-icon {
    background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3), 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .message-bubble.owner .message-content .avatar-icon {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4), 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  /* Message Options */
  .message-bubble .options-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 15px;
    width: 100%;
  }
  
  .message-bubble .option-button {
    padding: 10px 15px;
    background: none;
    color: var(--text-color-primary);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    box-shadow: none;
    outline: none;
  }
  
  .message-bubble .option-button:hover:not(:disabled) {
    color: var(--gradient-color-1);
    transform: translateX(5px);
  }
  
  .message-bubble .option-button:disabled {
    opacity: 0.6;
    pointer-events: none;
    cursor: default;
  }
  
  /* Typing Indicator */
  .typing-indicator-bubble {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease-out;
  }
  
  .typing-indicator-bubble .message-content {
    max-width: 80%;
    padding: 16px 20px;
    border-radius: 20px 20px 20px 6px;
    font-size: 14px;
    line-height: 1.5;
    background: linear-gradient(135deg, var(--bg-light-1) 0%, var(--bg-light-2) 100%);
    color: var(--text-color-primary);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    backdrop-filter: blur(10px);
  }
  
  .typing-indicator-bubble .typing-dots {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 8px;
  }
  
  .typing-indicator-bubble .typing-dots span {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, #6b7280, #9ca3af);
    border-radius: 50%;
    animation: pulse 1.6s infinite ease-in-out both;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .typing-indicator-bubble .typing-dots span:nth-child(1) {
    animation-delay: 0.2s;
  }
  
  .typing-indicator-bubble .typing-dots span:nth-child(2) {
    animation-delay: 0.4s;
  }
  
  .typing-indicator-bubble .typing-dots span:nth-child(3) {
    animation-delay: 0.6s;
  }
  
  /* Input Area */
  #chatbot-input-area {
    padding: 24px;
    border-top: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.95);
    display: block;
    flex-shrink: 0;
    backdrop-filter: blur(20px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  #input-field-container {
    position: relative;
    display: flex;
    align-items: center;
  }
  
  #msg {
    flex: 1;
    padding: 14px 25px;
    border: 2px solid var(--border-color);
    border-radius: 3rem;
    font-size: 15px;
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    font-weight: 400;
    max-height: 2.6em;
    resize: none;
  }
  
  #msg:focus {
    border-color: var(--gradient-color-1);
    box-shadow: 0 0 0 3px var(--gradient-color-1) 20;
    transform: translateY(-1px);
  }
  
  #sendBtn {
    position: absolute;
    right: 10px;
    width: 32px;
    height: 32px;
    padding-top: 6px;
    padding-left: 6px;
    background: linear-gradient(135deg, var(--gradient-color-1) 0%, var(--gradient-color-2) 100%);
    color: white;
    border: none;
    border-radius: 3rem;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 16px var(--gradient-color-1) 30;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(10px);
    opacity: 0;
    pointer-events: none;
  }
  
  #sendBtn.active {
    transform: translateY(0px);
    opacity: 1;
    pointer-events: all;
  }
  
  #file-input-container {
    position: absolute;
    right: 10px;
  }
  
  #file-input-label {
    padding: 7px 10px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.075, 0.82, 0.165, 1);
    border-radius: 3rem;
  }
  
  #file-input-container {
    transition: all 0.3s cubic-bezier(0.075, 0.82, 0.165, 1);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
  }
  
  #file-input-container.active {
    transform: translateY(0px);
    opacity: 1;
    pointer-events: all;
  }
  
  #file-input-label:hover {
    background-color: #f1f5f9;
  }
  
  #file-count {
    color: var(--text-color-secondary);
    font-size: small;
    margin-bottom: 0.5rem;
    margin-left: 0.5rem;
    display:none;
  }

  #file-count > span {
    text-decoration: underline;
    cursor: pointer;
  }

  #input-status-message {
    text-align: center;
    color: var(--text-color-secondary);
    font-size: 14px;
    padding: 14px 18px;
    background: var(--bg-light-3);
    border-radius: 12px;
    display: none;
  }
  
  /* Markdown Link Styles */
  .message-bubble a {
    color: #10b981;
    text-decoration: underline;
    font-weight: 600;
    transition: all 0.2s ease-in-out;
  }
  
  .message-bubble a:hover {
    color: #059669;
    text-decoration: none;
  }
  
  /* FIXED: Scrollbar Styles */
  .chatbot-scrollbar::-webkit-scrollbar {
    width: 8px;
  }
  
  .chatbot-scrollbar::-webkit-scrollbar-track {
    background: linear-gradient(to bottom, var(--bg-light-2), var(--bg-light-3));
    border-radius: 4px;
  }
  
  .chatbot-scrollbar::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #cbd5e1, #94a3b8);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  
  .chatbot-scrollbar::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #94a3b8, #64748b);
  }
  

  .home-scrollbar::-webkit-scrollbar {
    width: 8px;
  }
  
  .home-scrollbar::-webkit-scrollbar-track {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.055), rgba(255, 255, 255, 0.8));
    border-radius: 4px;
  }
  
  .home-scrollbar::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #cbd5e150, #94a3b850);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  
  .home-scrollbar::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #94a3b8, #64748b);
  }

  .invisible-scrollbar {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none;  /* IE and Edge */
  }
  
  .invisible-scrollbar::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
  }
  
  /* Animations */
  @keyframes slideUp {
    from {
      opacity: 0;
      transform: translateY(30px) scale(0.9);
    }
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }
  
  @keyframes slideDown {
    from {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
    to {
      opacity: 0;
      transform: translateY(30px) scale(0.9);
    }
  }
  
  @keyframes slideInFromRight {
    from {
      opacity: 0;
      transform: translateX(20px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @keyframes slideInFromLeft {
    from {
      opacity: 0;
      transform: translateX(-20px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }
  
  @keyframes messageSlideIn {
    from {
      opacity: 0;
      transform: translateY(15px) scale(0.95);
    }
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }
  
  @keyframes pulse {
    0% {
      opacity: 0.4;
      transform: scale(1);
    }
    50% {
      opacity: 1;
      transform: scale(1.1);
    }
    100% {
      opacity: 0.4;
      transform: scale(1);
    }
  }
  
  @keyframes smoothSlideDown {
    0% {
      opacity: 1;
      transform: translateY(0) scale(1);
      visibility: visible;
    }
    50% {
      opacity: 0.7;
      transform: translateY(15px) scale(0.98);
    }
    100% {
      opacity: 0;
      transform: translateY(30px) scale(0.95);
      visibility: hidden;
    }
  }
  
  @keyframes buttonFadeIn {
    from {
      opacity: 0;
      transform: scale(0.8) translateY(10px);
    }
    to {
      opacity: 1;
      transform: scale(1) translateY(0);
    }
  }
  
  .smooth-slide-down {
    animation: smoothSlideDown 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
  
  .button-fade-in {
    animation: buttonFadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
  }
  
  .view-transition-enter {
    animation: slideInFromRight 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .view-transition-exit {
    animation: slideInFromLeft 0.4s cubic-bezier(0.4, 0, 0.2, 1) reverse;
  }
  
  .slide-down {
    animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
  
  /* Media Queries */
  @media (max-width: 425px) {
    #chat-window {
        width: 100%; /* Make it full width */
        max-width: 100%; /* Ensure it doesn't get capped at 425px if the screen is smaller */
        left: 0; /* Align to the left edge */
        right: 0; /* Align to the right edge */
        border-radius: 0; /* Remove border-radius for full screen look */
        height: 100%; /* Make it full height */
        top: 0; /* Align to the top edge */
    }

    #chatbot-widget {
        /* Adjust these if needed to ensure the widget itself doesn't cause issues */
        right: 0 !important;
        bottom: 0 !important;
        width: 100%;
        height: 100%;
    }
  }
  
  @media (max-width: 360px) {
    /* #chat-window {
      width: 100%;
      max-width: 320px;
    }
    #chatbot-widget {
      right: 10px !important;
      bottom: 10px !important;
    }
    #chatbot-input-area {
      padding: 14px !important;
    }
    #msg {
      padding: 10px 14px !important;
    }
    #sendBtn {
      padding: 10px 14px !important;
    } */
  }
  
  @media (max-width: 340px) {
    /* #chat-window {
      width: 100%;
      max-width: 310px;
    }
    #chatbot-widget {
      right: 8px !important;
      bottom: 8px !important;
    } */
  }