.mc-chat-launcher {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 160;
  border: 1px solid #111214;
  background: #111214;
  color: #f8f9fb;
  border-radius: 999px;
  padding: 12px 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 14px 32px rgba(16, 17, 20, 0.24);
  cursor: pointer;
}

.mc-chat-shell {
  position: fixed;
  right: 18px;
  bottom: 78px;
  z-index: 160;
  width: min(390px, calc(100vw - 20px));
  max-height: min(76vh, 720px);
  display: none;
  grid-template-rows: auto 1fr auto;
  border: 1px solid #dde3eb;
  border-radius: 18px;
  background: #ffffff;
  overflow: hidden;
  box-shadow: 0 24px 56px rgba(15, 18, 24, 0.2);
}

.mc-chat-shell.is-open {
  display: grid;
}

.mc-chat-head {
  padding: 14px 16px 12px;
  border-bottom: 1px solid #e6ebf1;
  background: linear-gradient(180deg, #fcfdff 0%, #f4f7fb 100%);
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.mc-chat-head strong {
  display: block;
  margin-bottom: 4px;
  color: #111214;
  font-size: 1rem;
}

.mc-chat-head p {
  margin: 0;
  color: #5c6472;
  font-size: 0.84rem;
  line-height: 1.5;
}

.mc-chat-close {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid #d7dde7;
  background: #fff;
  color: #222833;
  font-size: 1.15rem;
  cursor: pointer;
  flex: 0 0 auto;
}

.mc-chat-messages {
  padding: 14px;
  overflow-y: auto;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.94), transparent 38%),
    linear-gradient(180deg, #f8fafd 0%, #f3f6fa 100%);
}

.mc-chat-row {
  display: flex;
  margin-bottom: 10px;
}

.mc-chat-row.is-user {
  justify-content: flex-end;
}

.mc-chat-bubble {
  max-width: 86%;
  border-radius: 16px;
  padding: 10px 12px;
  line-height: 1.6;
  font-size: 0.92rem;
  white-space: pre-wrap;
}

.mc-chat-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.mc-chat-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid #d7dee8;
  background: #fff;
  color: #243041;
  text-decoration: none;
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 0.76rem;
  font-weight: 700;
}

.mc-chat-row.is-assistant .mc-chat-bubble {
  background: #ffffff;
  color: #202630;
  border: 1px solid #dfe5ed;
}

.mc-chat-row.is-user .mc-chat-bubble {
  background: #111214;
  color: #f8f9fb;
  border: 1px solid #111214;
}

.mc-chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 14px 12px;
  background: #f3f6fa;
}

.mc-chat-chip {
  border: 1px solid #d6dde7;
  background: #fff;
  color: #293240;
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
}

.mc-chat-form {
  border-top: 1px solid #e6ebf1;
  background: #fff;
  padding: 12px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.mc-chat-form textarea {
  width: 100%;
  min-height: 46px;
  max-height: 120px;
  resize: vertical;
  border: 1px solid #d4dbe5;
  border-radius: 14px;
  padding: 11px 12px;
  font: inherit;
}

.mc-chat-form button {
  border: 1px solid #111214;
  background: #111214;
  color: #f8f9fb;
  border-radius: 14px;
  padding: 0 14px;
  font-weight: 700;
  cursor: pointer;
}

.mc-chat-foot {
  grid-column: 1 / -1;
  margin: 0;
  color: #667080;
  font-size: 0.76rem;
  line-height: 1.5;
}

@media (max-width: 640px) {
  .mc-chat-launcher {
    right: 12px;
    bottom: 12px;
    padding: 11px 14px;
    font-size: 0.92rem;
  }

  .mc-chat-shell {
    right: 8px;
    left: 8px;
    bottom: 64px;
    width: auto;
    max-height: calc(100vh - 76px);
  }

  .mc-chat-form {
    grid-template-columns: 1fr;
  }

  .mc-chat-form button {
    min-height: 44px;
  }
}