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

/* ================= MODERN FLOATING BUTTON ================= */
#modern-chat-btn {
  position: fixed;
  bottom: 20px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #00bfff; 
  color: #181b20;      
  border: 2px solid #00bfff;
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(0, 191, 255, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: background 0.3s, color 0.3s, border 0.3s, box-shadow 0.3s, transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
#modern-chat-btn:hover {
  background: #009acd; 
  color: #ffffff;      
  border-color: #009acd;
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 0 24px rgba(0, 191, 255, 0.6); 
}
#modern-chat-btn svg {
  width: 30px;
  height: 30px;
  transition: color 0.3s;
}

/* 🔥 Floating Button Override for Portfolio Light Mode 🔥 */
body.light-theme #modern-chat-btn {
  background: linear-gradient(135deg, #10b981, #0ea5e9); 
  border: none;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}
body.light-theme #modern-chat-btn:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.6);
}

/* ================= CHAT CONTAINER ================= */
#chat-widget-container {
  position: fixed;
  bottom: 0;          
  right: 40px;        
  z-index: 99998;
  display: none; 
  font-family: 'Inter', sans-serif;
  transform-origin: bottom right;
  animation: slideUp 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

@keyframes slideUp {
  0% { opacity: 0; transform: translateY(50px); }
  100% { opacity: 1; transform: translateY(0); }
}

#chat {
  width: 310px;       /* Made slightly more compact */
  height: 440px;      /* Made slightly shorter */
  border-radius: 14px 14px 0 0; 
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background 0.3s, border 0.3s, box-shadow 0.3s;
  border-bottom: none !important; 
}

/* ================= DARK MODE ================= */
#chat.dark {
  backdrop-filter: blur(25px);
  background: rgba(24, 27, 32, 0.95); 
  border: 1.5px solid #223344;        
  box-shadow: 0 0 40px rgba(0, 191, 255, 0.15); 
  color: #e0e0e0;
}
#chat.dark .chat-header {
  background: linear-gradient(90deg, #00bfff, #009acd); 
  color: #ffffff;
}
#chat.dark .user {
  background: linear-gradient(135deg, #00bfff, #009acd);
  color: #ffffff;
}
#chat.dark .bot {
  background: #23272f; 
  color: #b0e0ff;      
  border: 1px solid #223344;
}
#chat.dark input {
  background: #23272f; 
  color: #ffffff;
  border: 1.5px solid #223344;
}
#chat.dark input:focus {
  border: 1.5px solid #00bfff;
  box-shadow: 0 0 8px rgba(0, 191, 255, 0.3);
}
#chat.dark #sendBtn {
  background: linear-gradient(135deg, #00bfff, #009acd); 
  color: #ffffff;
}
#chat.dark #sendBtn:hover {
  box-shadow: 0 0 12px rgba(0, 191, 255, 0.4);
}

/* ================= LIGHT MODE ================= */
#chat.light {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #0f172a;
}
#chat.light .chat-header {
  background: linear-gradient(90deg, #10b981, #0ea5e9); 
  color: white;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
#chat.light .user {
  background: linear-gradient(135deg, #10b981, #059669); 
  color: white;
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.2);
}
#chat.light .bot {
  background: #ffffff;
  color: #1e293b;
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
#chat.light input {
  background: #f8fafc;
  border: 1px solid rgba(0,0,0,0.1);
  color: #0f172a;
}
#chat.light input:focus {
  border: 1.5px solid #10b981;
  background: #ffffff;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.2);
}
#chat.light #sendBtn {
  background: linear-gradient(135deg, #10b981, #0ea5e9); 
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}
#chat.light #sendBtn:hover {
  box-shadow: 0 6px 15px rgba(16, 185, 129, 0.5);
}

/* Header */
.chat-header {
  padding: 16px 18px;
  font-weight: 600;
  font-size: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}
.status-dot {
  width: 10px;
  height: 10px;
  background: #00ff9f;
  border-radius: 50%;
  box-shadow: 0 0 8px #00ff9f;
}
.close-chat {
  cursor: pointer;
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  transition: transform 0.2s;
  padding-bottom: 4px;
}
.close-chat:hover {
  transform: scale(1.2);
}

/* ================= Messages ================= */
#messages {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.msg {
  margin: 8px 0;
  padding: 12px 16px;
  border-radius: 18px;
  max-width: 82%;
  font-size: 14.5px;
  line-height: 1.4;
  animation: fadeIn 0.2s ease-in-out;
  word-wrap: break-word;
}
.user {
  margin-left: auto;
  border-bottom-right-radius: 4px;
}
.bot {
  margin-right: auto;
  border-bottom-left-radius: 4px;
}
.typing {
  opacity: 0.6;
  font-style: italic;
}

/* ================= Input ================= */
.input-area {
  display: flex;
  padding: 14px;
  gap: 10px;
}
input {
  flex: 1;
  padding: 12px 16px;
  border-radius: 14px;
  outline: none;
  font-size: 14px;
  transition: border 0.3s, box-shadow 0.3s;
}
#sendBtn {
  width: 48px;
  border: none;
  border-radius: 14px;
  font-size: 18px;
  cursor: pointer;
  transition: 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
#sendBtn:hover {
  transform: scale(1.05);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
  #chat-widget-container {
    bottom: 0;
    right: 0;
    left: 0;
  }
  #chat {
    width: 100%;
    height: 400px;
    border-radius: 18px 18px 0 0;
  }
  #modern-chat-btn {
    bottom: 20px;
    right: 20px;
  }
}