@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;600&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: #0f172a;
  color: #e2e8f0;
  font-family: 'Inter', sans-serif;
  overflow: hidden;
  background-image: 
    radial-gradient(at 0% 0%, rgba(30, 58, 138, 0.4) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(88, 28, 135, 0.3) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

.chat-container {
  width: 100%;
  flex: 1;
  padding: 30px 15%;
  display: flex;
  flex-direction: column;
  gap: 24px;
  font-size: 16px;
  line-height: 1.6;
  overflow-y: auto;
  scroll-behavior: smooth;
}

/* Animations */
@keyframes slideUpFade {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-entry {
  animation: slideUpFade 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* CHAT BOXES */
.user-chat-box,
.ai-chat-box {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  width: 100%;
  max-width: 85%;
}

.user-chat-box {
  flex-direction: row-reverse;
  align-self: flex-end;
}

.ai-chat-box {
  flex-direction: row;
  align-self: flex-start;
}

/* Image Previews */
.user-chat-area img.user-image-preview {
  max-width: 250px;
  border-radius: 12px;
  margin-top: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  display: block;
}

/* CHAT AREAS (Glassmorphism) */
.user-chat-area, .ai-chat-area {
  padding: 18px 24px;
  border-radius: 24px;
  word-wrap: break-word;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-size: 15px;
  line-height: 1.6;
}

.user-chat-area {
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: #fff;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.ai-chat-area {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* MARKDOWN STYLES WITHIN CHAT AREAS */
.ai-chat-area p, .user-chat-area p {
  margin-bottom: 12px;
}

.ai-chat-area p:last-child, .user-chat-area p:last-child {
  margin-bottom: 0;
}

.ai-chat-area ul, .ai-chat-area ol, .user-chat-area ul, .user-chat-area ol {
  margin-bottom: 12px;
  padding-left: 24px;
}

.ai-chat-area li, .user-chat-area li {
  margin-bottom: 6px;
}

.ai-chat-area strong, .user-chat-area strong {
  color: #fff;
  font-weight: 600;
}

.ai-chat-area code, .user-chat-area code {
  background: rgba(0, 0, 0, 0.3);
  padding: 2px 6px;
  border-radius: 6px;
  font-family: monospace;
  font-size: 0.9em;
  color: #fbbf24;
}

.ai-chat-area pre, .user-chat-area pre {
  background: rgba(15, 23, 42, 0.8);
  padding: 16px;
  border-radius: 12px;
  overflow-x: auto;
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.ai-chat-area pre code, .user-chat-area pre code {
  background: transparent;
  padding: 0;
  color: #e2e8f0;
  font-size: 0.9em;
}

.ai-chat-area h1, .ai-chat-area h2, .ai-chat-area h3, .ai-chat-area h4 {
  margin-top: 16px;
  margin-bottom: 10px;
  color: #fff;
  font-weight: 600;
}


/* AVATARS */
#userImage,
#aiImage,
.user-chat-box > img,
.ai-chat-box > img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  border: 2px solid rgba(255,255,255,0.1);
  background-color: #1e293b;
}

/* PROMPT AREA */
.prompt-area {
  width: 100%;
  padding: 20px 15%;
  background: linear-gradient(to top, #0f172a 60%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  position: relative;
  z-index: 10;
}

/* Input Wrappers */
.input-wrapper {
  display: flex;
  align-items: center;
  width: 100%;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 8px 12px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.input-wrapper:focus-within {
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.15);
}

.prompt-area input {
  flex: 1;
  background: transparent;
  outline: none;
  border: none;
  padding: 12px 20px;
  color: white;
  font-size: 16px;
  font-family: 'Outfit', sans-serif;
}

.prompt-area input::placeholder {
  color: #94a3b8;
}

/* Action Buttons */
.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.icon-btn.primary {
  background: #3b82f6;
  margin-left: 8px;
}

.icon-btn.primary:hover {
  background: #2563eb;
  transform: scale(1.05);
}

.icon-btn img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.icon-btn.primary img {
  opacity: 1;
}

.icon-btn:hover img {
  opacity: 1;
}

.load {
  opacity: 0.7;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .chat-container {
    padding: 20px 5%;
  }
  .prompt-area {
    padding: 16px 5%;
  }
  .user-chat-box, .ai-chat-box {
    max-width: 95%;
  }
}

/* Image Staging Preview */
#image-preview-container {
  position: absolute;
  top: -160px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(70% - 20px); /* Match roughly the input-wrapper width */
  max-width: 600px;
  background: rgba(30, 41, 59, 0.9);
  padding: 10px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex; /* managed inline via JS */
  align-items: flex-start;
  gap: 10px;
  z-index: 5;
}

#staged-image {
  max-width: 120px;
  max-height: 120px;
  border-radius: 8px;
  object-fit: contain;
}

#remove-image-btn {
  background: rgba(239, 68, 68, 0.2) !important;
  color: #ef4444;
  width: 24px;
  height: 24px;
  font-size: 18px;
  font-weight: bold;
  padding: 0;
  border: 1px solid rgba(239, 68, 68, 0.3) !important;
}

#remove-image-btn:hover {
  background: #ef4444 !important;
  color: white;
}