/* ===== Elevated Lakes — Chat Widget (UI only, no backend) ===== */
.el-chat-launcher {
  position: fixed;
  right: clamp(1rem, 4vw, 2rem);
  bottom: clamp(1rem, 4vw, 2rem);
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: var(--brand-gradient);
  box-shadow: var(--shadow-brand);
  display: grid;
  place-items: center;
  z-index: 999;
  transition: transform 0.35s cubic-bezier(.2,.8,.2,1), box-shadow 0.35s ease;
}
.el-chat-launcher:hover { transform: scale(1.07); }
.el-chat-launcher:active { transform: scale(0.96); }
.el-chat-launcher svg { width: 26px; height: 26px; transition: opacity .25s ease, transform .25s ease; }
.el-chat-launcher .el-chat-icon-close {
  position: absolute; opacity: 0; transform: rotate(-45deg) scale(0.6);
}
.el-chat-launcher.is-open .el-chat-icon-chat { opacity: 0; transform: rotate(45deg) scale(0.6); }
.el-chat-launcher.is-open .el-chat-icon-close { opacity: 1; transform: rotate(0) scale(1); }

.el-chat-dot {
  position: absolute;
  top: 6px; right: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--lake);
  border: 2px solid var(--paper);
}
.el-chat-launcher.is-open .el-chat-dot { display: none; }

.el-chat-panel {
  position: fixed;
  right: clamp(1rem, 4vw, 2rem);
  bottom: calc(clamp(1rem, 4vw, 2rem) + 78px);
  width: min(370px, calc(100vw - 2rem));
  height: min(520px, calc(100vh - 160px));
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg) var(--r-sm) var(--r-lg) var(--r-sm);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 998;
  opacity: 0;
  transform: translateY(18px) scale(0.97);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.35s cubic-bezier(.2,.8,.2,1);
}
.el-chat-panel.is-open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.el-chat-head {
  background: var(--ink);
  color: var(--paper);
  padding: 1.1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex: none;
}
.el-chat-head-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: grid; place-items: center;
  flex: none;
}
.el-chat-head-avatar svg { width: 18px; height: 18px; }
.el-chat-head-text { line-height: 1.25; }
.el-chat-head-text strong { font-family: var(--display); font-weight: 500; font-size: 1.02rem; display: block; }
.el-chat-head-text span { font-size: 0.78rem; opacity: 0.7; display: flex; align-items: center; gap: 0.35rem; }
.el-chat-head-text span::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--pine); display: inline-block;
}

.el-chat-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  background:
    radial-gradient(circle at 100% 0%, rgba(34,182,222,0.06), transparent 55%),
    var(--stone);
}
.el-chat-body::-webkit-scrollbar { width: 6px; }
.el-chat-body::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }

.el-msg {
  max-width: 82%;
  padding: 0.65rem 0.9rem;
  font-size: 0.88rem;
  line-height: 1.45;
  border-radius: var(--r-sm);
  animation: elMsgIn 0.3s ease both;
}
@keyframes elMsgIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.el-msg-bot {
  align-self: flex-start;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-sm) var(--r-sm) var(--r-sm) 0.15rem;
  color: var(--ink);
}
.el-msg-user {
  align-self: flex-end;
  background: var(--brand-gradient);
  color: var(--ink);
  border-radius: var(--r-sm) var(--r-sm) 0.15rem var(--r-sm);
}

.el-chat-typing {
  align-self: flex-start;
  display: flex;
  gap: 4px;
  padding: 0.7rem 0.9rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-sm) var(--r-sm) var(--r-sm) 0.15rem;
}
.el-chat-typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--basalt-2);
  opacity: 0.5;
  animation: elTypingBounce 1s ease-in-out infinite;
}
.el-chat-typing span:nth-child(2) { animation-delay: 0.15s; }
.el-chat-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes elTypingBounce { 0%, 60%, 100% { transform: translateY(0); opacity: 0.5; } 30% { transform: translateY(-4px); opacity: 1; } }

.el-chat-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0 1.1rem 0.9rem;
  flex: none;
  background: var(--stone);
}
.el-chat-chip {
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 0.76rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.el-chat-chip:hover { border-color: var(--lake); transform: translateY(-1px); }

.el-chat-input-row {
  flex: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem;
  background: var(--paper);
  border-top: 1px solid var(--line);
}
.el-chat-input-row input {
  flex: 1;
  border: 1px solid var(--line);
  background: var(--stone);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.65rem 1rem;
  font-family: var(--sans);
  font-size: 0.87rem;
  outline: none;
  transition: border-color 0.2s ease;
}
.el-chat-input-row input:focus { border-color: var(--lake); }
.el-chat-send {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: none;
  flex: none;
  background: var(--brand-gradient);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.2s ease;
}
.el-chat-send:hover { transform: scale(1.06); }
.el-chat-send svg { width: 17px; height: 17px; }

@media (max-width: 480px) {
  .el-chat-panel { right: 1rem; left: 1rem; width: auto; bottom: 5.6rem; }
}