frontend/src/components/ChatPanel.css

/* ChatPanel.css - Final Refinements for Page 1 */

.chat-interface {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding-right: 12px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scrollbar-width: thin;
  scrollbar-color: rgba(0,0,0,0.05) transparent;
}

/* ── Custom Scrollbar (Subtle) ── */
.chat-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.05);
  border-radius: 10px;
  transition: background-color 0.3s;
}

.chat-messages:hover::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.1);
}

.chat-bubble-group {
  display: flex;
  gap: 20px;
  max-width: 85%;
  align-items: flex-start;
}

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

.chat-bubble-group.soma {
  align-self: flex-start;
}

.chat-bubble-group.user .bubble-body {
  background-color: #fcfcfc;
  border-bottom-right-radius: 4px;
  text-align: right;
}

.chat-bubble-group.soma .bubble-body {
  border-bottom-left-radius: 4px;
}

.avatar-wrap {
  flex-shrink: 0;
}

.bubble-header {
  display: none;
}

.chat-avatar {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  background-color: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0,0,0,0.02);
}

.chat-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.chat-avatar .material-icons {
  font-size: 16px;
  color: #888;
}

.bubble-body {
  background-color: white; /* Clearer white for premium look */
  padding: 16px 20px;
  border-radius: 24px;
  position: relative;
  box-shadow: 0 4px 20px rgba(0,0,0,0.02);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.bubble-meta {
  margin-bottom: 4px;
}

.bubble-meta strong {
  font-size: 0.7rem;
  font-weight: 700;
  color: #1a1a1a;
  letter-spacing: -0.01em;
}

.bubble-text {
  font-size: 0.8rem;
  line-height: 1.6;
  color: #444;
  white-space: pre-wrap;
}

.bubble-time {
  margin-top: 6px;
  font-size: 0.7rem;
  color: #bbb;
  font-weight: 500;
}

.chat-bubble-group.user .bubble-time {
  text-align: right;
}

/* ── Input Row ── */
.chat-input-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 24px;
}

.input-field-wrap {
  flex: 1;
  background-color: white;
  border: 1px solid rgba(0,0,0,0.04);
  box-shadow: 0 4px 15px rgba(0,0,0,0.02);
  border-radius: 14px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  height: 48px;
  transition: all 0.2s;
}

.input-field-wrap:focus-within {
  border-color: rgba(255, 107, 53, 0.3);
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.05);
}

.input-field-wrap input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 0.85rem;
  color: #1a1a1a;
  font-weight: 500;
}
.new-chat-btn {
  background: white;
  border: 1px solid rgba(0,0,0,0.05);
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #666;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

.new-chat-btn:hover {
  background: #f8f8f8;
  color: #ff6b35;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.06);
}

.new-chat-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.input-field-wrap input::placeholder {
  color: #aaa;
}

.send-btn {
  width: 48px;
  height: 48px;
  background-color: #ff6b35;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 10px 25px rgba(255, 107, 53, 0.2);
}

.send-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(255, 107, 53, 0.3);
}

.send-btn:active:not(:disabled) {
  transform: scale(0.95);
}

.send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: grayscale(0.5);
}

.send-btn .material-icons {
  font-size: 24px;
}

/* ── Typing Indicator ── */
.typing-dots {
  display: flex;
  gap: 5px;
  padding: 4px 0;
}

.typing-dots span {
  width: 7px;
  height: 7px;
  background-color: #ccc;
  border-radius: 50%;
  animation: typing 1.2s infinite ease-in-out;
}

.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.1); }
}

/* ── Welcome State ── */
.welcome-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 40px;
  opacity: 0.6;
}

.welcome-icon {
  width: 64px;
  height: 64px;
  background: white;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.welcome-icon span {
  font-size: 32px;
  color: #1a1a1a;
}

.welcome-state h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.welcome-state p {
  font-size: 0.75rem;
  color: #999;
  max-width: 200px;
  line-height: 1.5;
  margin-bottom: 32px;
}

.suggested-starters {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 240px;
}

.suggested-starters button {
  background: white;
  border: 1px solid rgba(0,0,0,0.05);
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 0.7rem;
  color: #555;
  text-align: left;
  transition: all 0.2s;
  cursor: pointer;
}

.suggested-starters button:hover {
  background: #fdfdfd;
  border-color: rgba(255, 107, 53, 0.2);
  color: #ff6b35;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

/* ── Responsive Overrides ── */
@media (max-width: 768px) {
  .chat-bubble-group {
    max-width: 95% !important;
    gap: 12px !important;
  }
  
  .bubble-body {
    padding: 12px 16px !important;
  }
  
  .chat-input-row {
    margin-top: 16px !important;
  }
  
  .input-field-wrap {
    padding: 0 12px !important;
    height: 44px !important;
  }
  
  .new-chat-btn, .send-btn {
    width: 44px !important;
    height: 44px !important;
  }
}