/* Windows XP-styled portfolio chatbot widget.
   Self-contained: all classes are namespaced under .xpc- to avoid clashing
   with the host site's styles. */

.xpc-launcher {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 99999;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-family: Tahoma, "Segoe UI", sans-serif;
  font-size: 12px;
  color: #fff;
  cursor: pointer;
  border: 1px solid #0a3d91;
  border-radius: 6px;
  background: linear-gradient(180deg, #3b87f0 0%, #2b6fd6 45%, #1f5dc0 100%);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  user-select: none;
}
.xpc-launcher:hover { filter: brightness(1.07); }
.xpc-launcher-icon { font-size: 15px; }

.xpc-window {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 100000;
  display: none;
  flex-direction: column;
  width: 340px;
  height: 460px;
  max-height: calc(100vh - 40px);
  font-family: Tahoma, "Segoe UI", sans-serif;
  background: #ece9d8;
  border: 1px solid #0831d9;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}
.xpc-window.xpc-open { display: flex; }

.xpc-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 28px;
  padding: 0 6px 0 8px;
  color: #fff;
  font-weight: bold;
  font-size: 12px;
  text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.35);
  background: linear-gradient(180deg, #2f7bf0 0%, #1c5fd6 50%, #1850c4 100%);
  border-bottom: 1px solid #0831d9;
}
.xpc-title { display: flex; align-items: center; gap: 6px; }
.xpc-close {
  width: 20px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  line-height: 1;
  color: #fff;
  cursor: pointer;
  border: 1px solid #fff;
  border-radius: 3px;
  background: linear-gradient(180deg, #e9685f, #c5392f);
}
.xpc-close:hover { filter: brightness(1.1); }

.xpc-messages {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  background: #fff;
  border: 2px inset #d6d3c4;
  margin: 6px;
}

.xpc-msg {
  display: flex;
  margin-bottom: 10px;
  font-size: 12px;
  line-height: 1.45;
}
.xpc-msg-bubble {
  max-width: 85%;
  padding: 7px 10px;
  border-radius: 8px;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.xpc-msg.xpc-user { justify-content: flex-end; }
.xpc-msg.xpc-user .xpc-msg-bubble {
  background: #d6e8ff;
  border: 1px solid #9cc4f0;
}
.xpc-msg.xpc-bot .xpc-msg-bubble {
  background: #f1f0e7;
  border: 1px solid #cfccbd;
}

.xpc-sources {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.xpc-source-chip {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 10px;
  background: #ece9d8;
  border: 1px solid #b7b49f;
  color: #333;
}

.xpc-typing { font-style: italic; color: #666; }

.xpc-inputbar {
  display: flex;
  gap: 6px;
  padding: 6px 8px 10px;
  background: #ece9d8;
}
.xpc-input {
  flex: 1;
  padding: 6px 8px;
  font-family: inherit;
  font-size: 12px;
  border: 2px inset #d6d3c4;
  border-radius: 2px;
}
.xpc-send {
  padding: 6px 14px;
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  background: linear-gradient(180deg, #fdfdfd, #dedacb);
  border: 1px solid #8a8674;
  border-radius: 3px;
}
.xpc-send:hover { filter: brightness(0.98); }
.xpc-send:disabled { opacity: 0.5; cursor: default; }