/* ============================================================
   Nubi — floating AI chatbot widget
   ============================================================ */
.nvbot { position: fixed; right: 22px; bottom: 22px; z-index: 9999; font-family: 'Inter', system-ui, -apple-system, sans-serif; }

/* Launcher pill */
.nvbot__launcher {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 20px 14px 16px;
  border: 0; cursor: pointer;
  background: linear-gradient(135deg, #6366f1, #8b5cf6 55%, #ec4899);
  color: #fff; font-weight: 700; font-size: 14px; letter-spacing: 0.01em;
  border-radius: 999px;
  box-shadow: 0 18px 40px -14px rgba(99,102,241,0.6),
              0 6px 16px -6px rgba(0,0,0,0.35);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.nvbot__launcher:hover { transform: translateY(-2px); box-shadow: 0 24px 50px -14px rgba(99,102,241,0.75); }
.nvbot__launcher-ico {
  width: 28px; height: 28px; display: grid; place-items: center;
  background: rgba(255,255,255,0.20); border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.35);
}
.nvbot__launcher-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #22c55e; box-shadow: 0 0 12px #22c55e;
  animation: nvbotPulse 2s ease-in-out infinite;
}
@keyframes nvbotPulse {
  0%,100% { transform: scale(1); opacity: 1; }
  50%     { transform: scale(1.35); opacity: 0.7; }
}

/* Panel */
.nvbot__panel {
  position: fixed; right: 22px; bottom: 22px;
  width: min(380px, calc(100vw - 32px));
  height: min(600px, calc(100vh - 40px));
  background: #0f172a;
  border-radius: 20px; overflow: hidden;
  display: none; flex-direction: column;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6),
              0 0 0 1px rgba(255,255,255,0.06);
  animation: nvbotIn 0.24s ease;
}
.nvbot.is-open .nvbot__panel { display: flex; }
.nvbot.is-open .nvbot__launcher { display: none; }
@keyframes nvbotIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* Header */
.nvbot__head {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  background: linear-gradient(135deg, #4f46e5, #8b5cf6 60%, #ec4899);
  color: #fff;
}
.nvbot__avatar {
  width: 40px; height: 40px; flex: none;
  border-radius: 50%; display: grid; place-items: center;
  background: rgba(255,255,255,0.18); border: 1px solid rgba(255,255,255,0.28);
  font-weight: 800; font-size: 15px;
}
.nvbot__title { display: flex; flex-direction: column; line-height: 1.25; flex: 1; min-width: 0; }
.nvbot__title-t { font-weight: 800; font-size: 15px; }
.nvbot__title-s { font-size: 11.5px; color: rgba(255,255,255,0.8); letter-spacing: 0.02em; display: inline-flex; align-items: center; gap: 6px; }
.nvbot__title-s::before {
  content: ''; width: 7px; height: 7px; background: #22c55e; border-radius: 50%; box-shadow: 0 0 8px #22c55e;
}
.nvbot__close, .nvbot__reset {
  background: rgba(255,255,255,0.14); border: 0; color: #fff;
  width: 32px; height: 32px; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center; transition: background 0.2s ease;
}
.nvbot__close:hover, .nvbot__reset:hover { background: rgba(255,255,255,0.24); }

/* Body */
.nvbot__body {
  flex: 1; overflow-y: auto; padding: 18px 16px 8px;
  background: #0f172a;
  scroll-behavior: smooth;
}
.nvbot__body::-webkit-scrollbar { width: 6px; }
.nvbot__body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }

.nvbot-msg { display: flex; margin-bottom: 12px; animation: nvbotMsgIn 0.28s ease; }
@keyframes nvbotMsgIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.nvbot-msg--bot { justify-content: flex-start; }
.nvbot-msg--user { justify-content: flex-end; }
.nvbot-msg__bubble {
  max-width: 78%; padding: 10px 14px; border-radius: 16px;
  font-size: 14px; line-height: 1.5; word-wrap: break-word; white-space: pre-wrap;
}
.nvbot-msg--bot .nvbot-msg__bubble {
  background: #1e293b; color: #e2e8f0;
  border-bottom-left-radius: 4px;
  border: 1px solid rgba(255,255,255,0.06);
}
.nvbot-msg--user .nvbot-msg__bubble {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff; border-bottom-right-radius: 4px;
  box-shadow: 0 6px 18px -8px rgba(99,102,241,0.5);
}

/* Typing dots */
.nvbot-typing { display: inline-flex; align-items: center; gap: 4px; padding: 12px 16px; }
.nvbot-typing span {
  width: 7px; height: 7px; background: #94a3b8; border-radius: 50%;
  animation: nvbotTyping 1.2s ease-in-out infinite;
}
.nvbot-typing span:nth-child(2) { animation-delay: 0.18s; }
.nvbot-typing span:nth-child(3) { animation-delay: 0.36s; }
@keyframes nvbotTyping {
  0%,60%,100% { transform: translateY(0); opacity: 0.4; }
  30%         { transform: translateY(-5px); opacity: 1; }
}

/* Quick suggestions */
.nvbot__quick {
  display: flex; flex-wrap: wrap; gap: 6px;
  padding: 6px 16px 12px;
  background: #0f172a;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.nvbot__quick button {
  background: rgba(139,92,246,0.14);
  border: 1px solid rgba(139,92,246,0.35);
  color: #c4b5fd;
  padding: 6px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 600; cursor: pointer;
  transition: all 0.2s ease;
}
.nvbot__quick button:hover { background: rgba(139,92,246,0.28); color: #fff; }

/* Input */
.nvbot__form {
  display: flex; gap: 8px; padding: 12px 14px;
  background: #0b1220; border-top: 1px solid rgba(255,255,255,0.06);
}
.nvbot__input {
  flex: 1; min-width: 0;
  background: #1e293b; border: 1px solid rgba(255,255,255,0.08);
  color: #f1f5f9; font: inherit; font-size: 14px;
  padding: 11px 14px; border-radius: 12px; resize: none;
  max-height: 100px; line-height: 1.4;
  transition: border-color 0.2s ease;
}
.nvbot__input:focus { outline: none; border-color: #6366f1; }
.nvbot__input::placeholder { color: #64748b; }
.nvbot__send {
  flex: none; width: 42px; height: 42px; border-radius: 12px; border: 0;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff; cursor: pointer; display: grid; place-items: center;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nvbot__send:hover { transform: translateY(-1px); }
.nvbot__send:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.nvbot__foot {
  text-align: center; font-size: 10.5px; color: #64748b;
  padding: 4px 12px 10px; background: #0b1220; letter-spacing: 0.02em;
}

/* Mobile */
@media (max-width: 480px) {
  .nvbot { right: 12px; bottom: 12px; }
  .nvbot__panel { right: 12px; bottom: 12px; height: calc(100vh - 24px); border-radius: 16px; }
  .nvbot__launcher span:not(.nvbot__launcher-ico):not(.nvbot__launcher-dot) { display: none; }
  .nvbot__launcher { padding: 12px; }
}