/* ── Lumination Chatbot — Shared Variables & Base ── */

.lmc-chatbot {
  --lmc-primary: #6C5CE7;
  --lmc-primary-hover: var(--lmc-primary);
  --lmc-btn-text: #fff;
  --lmc-radius: 16px;
  --lmc-panel-w: 360px;
  --lmc-panel-h: 520px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: #222;
  box-sizing: border-box;
}

.lmc-chatbot *, .lmc-chatbot *::before, .lmc-chatbot *::after {
  box-sizing: inherit;
}

/* ── Floating Mode ── */

.lmc-chatbot--floating {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99999;
}

/* Floating bubble button */
.lmc-chatbot--floating .lmc-bubble {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: none;
  background: var(--lmc-primary);
  color: var(--lmc-btn-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.22);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  padding: 0;
}

.lmc-chatbot--floating .lmc-bubble:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.28);
  background: var(--lmc-primary-hover);
}

/* Floating panel: positioned above the bubble */
.lmc-chatbot--floating .lmc-panel {
  position: absolute;
  bottom: 72px;
  right: 0;
  width: var(--lmc-panel-w);
  height: var(--lmc-panel-h);
  background: #fff;
  border-radius: var(--lmc-radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Embedded Mode ── */

.lmc-chatbot--embed {
  position: relative;
  width: 100%;
  max-width: var(--lmc-panel-w);
  margin: 0 auto;
}

.lmc-chatbot--embed .lmc-bubble {
  display: none; /* no bubble in embed mode */
}

.lmc-chatbot--embed .lmc-panel {
  position: relative;
  width: 100%;
  height: var(--lmc-panel-h);
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: var(--lmc-radius);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Shared Panel Components ── */

/* Header */
.lmc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--lmc-primary);
  color: var(--lmc-btn-text);
  flex-shrink: 0;
}

.lmc-title {
  font-weight: 600;
  font-size: 15px;
}

.lmc-close {
  background: none;
  border: none;
  color: var(--lmc-btn-text);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  padding: 0 4px;
  opacity: 0.8;
  transition: opacity 0.15s;
}

.lmc-close:hover { opacity: 1; }

/* Messages */
.lmc-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-behavior: smooth;
}

.lmc-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: var(--lmc-radius);
  word-break: break-word;
  overflow-wrap: break-word;
}

.lmc-msg-user {
  align-self: flex-end;
  background: var(--lmc-primary);
  color: var(--lmc-btn-text);
  border-bottom-right-radius: 4px;
}

.lmc-msg-assistant {
  align-self: flex-start;
  background: #f0f0f0;
  color: #222;
  border-bottom-left-radius: 4px;
}

.lmc-msg-assistant strong { font-weight: 600; }

.lmc-msg-assistant em { font-style: italic; }

.lmc-msg-assistant pre {
  background: #e4e4e4;
  padding: 8px 10px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 12px;
  margin: 6px 0;
}

.lmc-msg-assistant code {
  font-size: 12px;
  background: #e4e4e4;
  padding: 1px 4px;
  border-radius: 3px;
}

.lmc-msg-assistant pre code {
  background: none;
  padding: 0;
}

.lmc-msg-assistant ul,
.lmc-msg-assistant ol {
  margin: 4px 0;
  padding-left: 20px;
}

.lmc-msg-assistant li { margin: 2px 0; }

.lmc-msg-assistant p { margin: 4px 0; }

.lmc-msg-assistant h1,
.lmc-msg-assistant h2,
.lmc-msg-assistant h3 {
  font-size: 14px;
  font-weight: 600;
  margin: 6px 0 2px;
}

/* Loading indicator */
.lmc-msg-loading { opacity: 0.5; font-style: italic; }

/* Input form */
.lmc-form {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  border-top: 1px solid #e8e8e8;
  gap: 8px;
  background: #fff;
  flex-shrink: 0;
}

.lmc-input {
  flex: 1;
  border: 1px solid #ddd;
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 14px;
  outline: none;
  font-family: inherit;
  transition: border-color 0.15s;
  min-width: 0;
}

.lmc-input:focus { border-color: var(--lmc-primary); }

.lmc-send {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--lmc-primary);
  color: var(--lmc-btn-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: opacity 0.15s, background 0.15s;
  padding: 0;
}

.lmc-send:hover { background: var(--lmc-primary-hover); opacity: 0.88; }
.lmc-send:disabled { opacity: 0.5; cursor: not-allowed; }

/* Utility */
.lmc-hidden { display: none !important; }

/* ── Mobile ── */

@media (max-width: 480px) {
  .lmc-chatbot--floating {
    bottom: 12px;
    right: 12px;
    left: 12px;
  }

  .lmc-chatbot--floating .lmc-panel {
    width: auto;
    left: 0;
    right: 0;
    height: 70vh;
  }

  .lmc-chatbot--embed {
    max-width: 100%;
  }
}