/* ISS保守相談ナビ: 右下固定のチャットUI */
#iss-guide-chatbot-root {
  --iss-chat-primary: #0b5cab;
  --iss-chat-primary-dark: #084b8c;
  --iss-chat-accent: #f2f7fc;
  --iss-chat-border: #d7e2ee;
  --iss-chat-text: #18212f;
  --iss-chat-muted: #667085;
  --iss-chat-bg: #ffffff;
  --iss-chat-shadow: 0 16px 44px rgba(16, 24, 40, 0.22);
  bottom: 22px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  position: fixed;
  left: 22px;
  z-index: 99999;
}

.iss-chat-launcher {
  align-items: center;
  background: var(--iss-chat-primary);
  border: 0;
  border-radius: 999px;
  box-shadow: var(--iss-chat-shadow);
  color: #fff;
  cursor: pointer;
  display: flex;
  font-size: 14px;
  font-weight: 700;
  gap: 8px;
  height: 54px;
  padding: 0 18px;
}

.iss-chat-launcher:hover,
.iss-chat-launcher:focus-visible {
  background: var(--iss-chat-primary-dark);
  outline: none;
}

.iss-chat-launcher-icon {
  align-items: center;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  display: inline-flex;
  height: 30px;
  justify-content: center;
  width: 30px;
}

.iss-chat-panel {
  background: var(--iss-chat-bg);
  border: 1px solid var(--iss-chat-border);
  border-radius: 8px;
  bottom: 0;
  box-shadow: var(--iss-chat-shadow);
  display: flex;
  flex-direction: column;
  max-height: min(720px, calc(100vh - 36px));
  overflow: hidden;
  position: absolute;
  left: 0;
  width: 380px;
}

.iss-chat-header {
  align-items: center;
  background: var(--iss-chat-primary);
  color: #fff;
  display: flex;
  justify-content: space-between;
  min-height: 58px;
  padding: 12px 14px 12px 18px;
}

.iss-chat-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
}

.iss-chat-subtitle {
  font-size: 12px;
  opacity: 0.86;
}

.iss-chat-close {
  align-items: center;
  background: transparent;
  border: 0;
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font-size: 24px;
  height: 36px;
  justify-content: center;
  line-height: 1;
  width: 36px;
}

.iss-chat-close:hover,
.iss-chat-close:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  outline: none;
}

.iss-chat-body {
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  padding: 16px;
}

.iss-chat-message {
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.7;
  max-width: 92%;
  padding: 11px 13px;
  white-space: pre-line;
}

.iss-chat-message--bot {
  align-self: flex-start;
  background: #fff;
  border: 1px solid var(--iss-chat-border);
  color: var(--iss-chat-text);
}

.iss-chat-message--user {
  align-self: flex-end;
  background: #f3f4f6;
  border: 1px solid #d5dce5;
  color: #2F4156;
}

.iss-chat-options {
  display: grid;
  gap: 8px;
  margin-top: 2px;
}

.iss-chat-keyword-chips {
  align-self: flex-start;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 92%;
}

.iss-chat-option,
.iss-chat-link,
.iss-chat-submit,
.iss-chat-reset {
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  text-align: left;
  text-decoration: none;
}

.iss-chat-option {
  background: #f3f4f6;
  border: 1px solid #d1d5db;
  color: #333;
  padding: 11px 12px;
}

.iss-chat-option--top {
  background: #ffffff;
  border: 1px solid #c7d8ee;
  color: #1E4E8C;
  font-weight: 600;
}

.iss-chat-option--more {
  background: #ffffff;
  border: 1px solid #d9e3f0;
  color: #2F4156;
  font-weight: 500;
}

.iss-chat-option--faq-list {
  background: #ffffff;
  border: 1px solid #c7d8ee;
  color: #005BAC;
  font-weight: 600;
}

a.iss-chat-option {
  display: block;
  text-align: center;
}

.iss-chat-keyword-chip {
  border-radius: 999px;
  padding: 8px 12px;
  width: auto;
}

.iss-chat-consult-box {
  align-self: flex-start;
  background: #fff;
  border: 1px solid var(--iss-chat-border);
  border-radius: 8px;
  display: grid;
  gap: 9px;
  max-width: 92%;
  padding: 13px;
}

.iss-chat-check {
  align-items: center;
  color: var(--iss-chat-text);
  cursor: pointer;
  display: flex;
  font-size: 14px;
  gap: 8px;
  line-height: 1.5;
}

.iss-chat-check input {
  accent-color: var(--iss-chat-primary);
  flex: 0 0 auto;
  height: 16px;
  width: 16px;
}

.iss-chat-option:hover,
.iss-chat-option:focus-visible {
  background: #e9eef5;
  border-color: #b8c2cf;
  outline: none;
}

.iss-chat-card {
  align-self: flex-start;
  background: #fff;
  border: 1px solid var(--iss-chat-border);
  border-radius: 8px;
  max-width: 92%;
  padding: 13px;
}

.answer-card {
  background: #eef6ff;
  border-left: 4px solid #005bac;
  padding: 16px;
}

.iss-chat-card-title {
  color: var(--iss-chat-text);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 7px;
}

.iss-chat-card-text {
  color: var(--iss-chat-muted);
  font-size: 13px;
  line-height: 1.7;
}

.iss-chat-card-link {
  border-top: 1px solid var(--iss-chat-border);
  color: var(--iss-chat-muted);
  font-size: 13px;
  line-height: 1.7;
  margin-top: 10px;
  padding-top: 10px;
}

.iss-chat-card-link a {
  color: var(--iss-chat-primary);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.iss-chat-card-button {
  background: var(--iss-chat-primary);
  border-radius: 8px;
  color: #fff;
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-top: 12px;
  padding: 11px 12px;
  text-align: center;
  text-decoration: none;
}

.iss-chat-card-button:hover,
.iss-chat-card-button:focus-visible {
  background: var(--iss-chat-primary-dark);
  color: #fff;
  outline: none;
}

.iss-chat-more-faqs-title {
  align-self: flex-start;
  color: var(--iss-chat-text);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  margin-top: 2px;
  max-width: 92%;
}

.iss-chat-links {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.iss-chat-link {
  background: var(--iss-chat-primary);
  color: #fff;
  display: block;
  padding: 11px 12px;
}

.iss-chat-link:hover,
.iss-chat-link:focus-visible,
.iss-chat-submit:hover,
.iss-chat-submit:focus-visible {
  background: var(--iss-chat-primary-dark);
  outline: none;
}

.iss-chat-form--inline .iss-chat-submit {
  background: #fff;
  border: 1px solid var(--iss-chat-border);
  color: var(--iss-chat-primary);
}

.iss-chat-form--inline .iss-chat-submit:hover,
.iss-chat-form--inline .iss-chat-submit:focus-visible {
  background: var(--iss-chat-accent);
  border-color: var(--iss-chat-primary);
  color: var(--iss-chat-primary);
}

.iss-chat-form {
  display: grid;
  gap: 8px;
}

.iss-chat-form--inline {
  align-items: stretch;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
}

.iss-chat-input {
  border: 1px solid var(--iss-chat-border);
  border-radius: 8px;
  color: var(--iss-chat-text);
  font-size: 16px;
  padding: 11px 12px;
  width: 100%;
}

.iss-chat-input:focus {
  border-color: var(--iss-chat-primary);
  outline: none;
}

.iss-chat-submit {
  background: var(--iss-chat-primary);
  border: 0;
  color: #fff;
  padding: 11px 12px;
  text-align: center;
  white-space: nowrap;
}

.iss-chat-footer {
  background: #fff;
  border-top: 1px solid var(--iss-chat-border);
  display: flex;
  gap: 8px;
  padding: 12px 16px;
}

.iss-chat-reset {
  background: #fff;
  border: 1px solid var(--iss-chat-border);
  color: var(--iss-chat-muted);
  flex: 1;
  padding: 10px 12px;
  text-align: center;
}

.iss-chat-reset:hover,
.iss-chat-reset:focus-visible {
  background: #f7f9fc;
  color: var(--iss-chat-text);
  outline: none;
}

.iss-chat-hidden {
  display: none;
}

.iss-chat-typing {
  align-items: center;
  display: inline-flex;
  gap: 4px;
  min-height: 22px;
}

.iss-chat-typing span {
  animation: iss-chat-bounce 1s infinite ease-in-out;
  background: var(--iss-chat-muted);
  border-radius: 50%;
  display: block;
  height: 6px;
  opacity: 0.45;
  width: 6px;
}

.iss-chat-typing span:nth-child(2) {
  animation-delay: 0.15s;
}

.iss-chat-typing span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes iss-chat-bounce {
  0%,
  80%,
  100% {
    transform: translateY(0);
  }

  40% {
    transform: translateY(-4px);
  }
}

@media (max-width: 480px) {
  #iss-guide-chatbot-root {
    bottom: 14px;
    left: 12px;
    right: 12px;
  }

  .iss-chat-launcher {
    justify-content: center;
    margin-right: auto;
    width: min(220px, 100%);
  }

  .iss-chat-panel {
    bottom: 0;
    left: 0;
    max-height: calc(100vh - 28px);
    right: 0;
    width: 100%;
  }

  .iss-chat-body {
    padding: 14px;
  }

}