/* 問い合わせ・エラー報告ウィジェット（全ページ共通のフローティングボタン） */
.support-widget {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 200;
}
.support-fab {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  background: var(--navy, #1a2f5a);
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  cursor: pointer;
}
.support-fab:hover { background: var(--navy-mid, #243970); }

.support-menu {
  position: absolute;
  right: 0;
  bottom: 62px;
  display: none;
  flex-direction: column;
  gap: 8px;
  background: var(--white, #fff);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
  padding: 10px;
  min-width: 220px;
}
.support-menu:not([hidden]) { display: flex; }
.support-menu-item {
  text-align: left;
  border: none;
  background: transparent;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text, #1e293b);
}
.support-menu-item:hover { background: var(--bg, #f8fafc); }

.support-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 20, 0.5);
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 16px;
}
.support-modal-overlay:not([hidden]) { display: flex; }
.support-modal {
  position: relative;
  background: var(--white, #fff);
  border-radius: 12px;
  padding: 24px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}
.support-modal h2 { margin-top: 0; font-size: 18px; color: var(--navy, #1a2f5a); }
.support-modal label { display: block; margin: 12px 0 4px; font-size: 13px; font-weight: 600; }
.support-modal input[type="text"],
.support-modal input[type="email"],
.support-modal select,
.support-modal textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  box-sizing: border-box;
}
.support-modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  border: none;
  background: transparent;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  color: var(--text-muted, #64748b);
}
.support-hint { font-size: 13px; color: var(--text-muted, #64748b); }
.support-copy-row { display: flex; gap: 8px; align-items: flex-start; margin-bottom: 8px; }
.support-copy-row input, .support-copy-row textarea { flex: 1; }
.support-copy-row-textarea { align-items: stretch; }
.support-radio-row { display: flex; gap: 16px; font-weight: normal; font-size: 14px; }
.support-radio-row label { display: inline-flex; align-items: center; gap: 4px; font-weight: normal; margin: 0; }
.required { color: var(--danger, #dc2626); }
.support-success {
  background: #e6f4ea;
  color: var(--success, #16a34a);
  border: 1px solid var(--success, #16a34a);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
  font-size: 14px;
}
.support-errors {
  background: #fdecea;
  color: var(--danger, #dc2626);
  border: 1px solid var(--danger, #dc2626);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 13px;
}
.support-errors p { margin: 2px 0; }

@media (max-width: 500px) {
  .support-widget { right: 14px; bottom: 14px; }
  .support-menu { min-width: 200px; }
  .support-modal { padding: 18px; }
}