/* تم قرمز/سفید + گوشه‌های گرد + سایه نرم */

/* دکمه شناور پایین چپ */
.siteai-fab {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: #e10600; /* قرمز اصلی */
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(225, 6, 0, 0.25);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  z-index: 9999;
}
.siteai-fab:hover { transform: translateY(-2px); background:#c10500; box-shadow:0 10px 24px rgba(225,6,0,.35); }

/* پنل چت شناور */
.siteai-panel {
  position: fixed;
  bottom: 70px;
  left: 20px;
  width: 360px;
  max-width: calc(100vw - 40px);
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(0,0,0,.16);
  z-index: 9998;
  overflow: hidden;
}

/* هدر پنل */
.siteai-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff5f5;
  border-bottom: 1px solid #ffe3e3;
  padding: 10px 12px;
}
.siteai-title { font-weight: 700; color:#e10600; }
.siteai-close {
  background: transparent; border: none; font-size: 20px; line-height: 1; cursor: pointer; color:#e10600;
}

/* لیست پیام‌ها */
.siteai-messages {
  max-height: 320px;
  overflow: auto;
  padding: 12px;
  font-size: 14px;
  line-height: 1.6;
}
.siteai-msg {
  background: #fff;
  border: 1px solid #f2f2f2;
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,.05);
}
.siteai-msg.siteai-user {
  border-color:#ffd1d1;
  background:#fffafa;
}
.siteai-msg.siteai-assistant {
  border-color:#f2f2f2;
}

/* ردیف ورودی */
.siteai-input-row {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid #f0f0f0;
  background:#fff;
}
.siteai-input {
  flex: 1;
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  padding: 10px 12px;
  resize: vertical;
}
.siteai-input:focus { outline: none; border-color:#ffc9c9; box-shadow: 0 0 0 3px rgba(225,6,0,.08); }

.siteai-btn-primary {
  background: #e10600;
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.siteai-btn-primary:hover { background:#c10500; transform: translateY(-1px); }

/* کارت عمومی (برای شورتکد قدیمی) */
.siteai-card {
  border: 1px solid #eee;
  border-radius: 16px;
  padding: 16px;
  background:#fff;
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
}