/* 居中追问：磨砂玻璃压住过程页，一次只问一个问题。 */
.ask-scrim {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: #241d1440;
  -webkit-backdrop-filter: blur(8px) saturate(.88);
  backdrop-filter: blur(8px) saturate(.88);
  animation: ask-fade .22s ease both;
}
@keyframes ask-fade { from { opacity: 0; } }
.agent-ask {
  position: fixed;
  z-index: 46;
  top: 50%;
  left: 50%;
  display: flex;
  flex-direction: column;
  width: min(540px, calc(100vw - 32px));
  max-height: min(82dvh, 700px);
  overflow: hidden;
  background: linear-gradient(180deg, #fdfaf3f5, #f8f3e8ee);
  border: 1px solid #fff;
  border-radius: 20px;
  box-shadow: 0 44px 120px #2e231740, 0 2px 0 #ffffffb3 inset, 0 0 0 1px #3b2e1c12;
  -webkit-backdrop-filter: blur(22px) saturate(1.12);
  backdrop-filter: blur(22px) saturate(1.12);
  transform: translate(-50%, -50%);
  animation: ask-pop .3s cubic-bezier(.2, .72, .2, 1) both;
}
@keyframes ask-pop {
  from { opacity: 0; transform: translate(-50%, calc(-50% + 18px)) scale(.97); }
  to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.ask-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 13px 14px 12px 16px;
  border-bottom: 1px solid var(--border-hairline);
  background: linear-gradient(#fbf7efdd, #f7f2e7c4);
}
.ask-avatar {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #f2ebdd;
  border: 1px solid #e6dccb;
}
.ask-avatar .bot-portrait { width: 29px; height: 29px; }
.ask-id { min-width: 0; }
.ask-id b { display: block; font-size: 13px; font-weight: 650; line-height: 1.4; }
.ask-id span { display: block; overflow: hidden; color: var(--text-muted); font-size: 10.5px; line-height: 1.5; text-overflow: ellipsis; white-space: nowrap; }
.ask-progress {
  padding: 5px 8px;
  border-radius: 999px;
  background: var(--accent-tint);
  color: var(--accent-terracotta-dark);
  font: 600 11px/1 var(--font-mono);
  white-space: nowrap;
}
.agent-ask[data-state="done"] .ask-progress { background: var(--state-ok-bg); color: var(--state-ok); }
.ask-close {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1;
}
.ask-close:hover { background: #efe7d9; color: var(--text-main); }

.ask-body {
  min-height: 0;
  padding: 18px 22px 8px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #d9cbb9 transparent;
}
.ask-body.is-swapping .ask-current { animation: ask-swap .26s ease both; }
@keyframes ask-swap { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: none; } }

.ask-answers { display: grid; gap: 7px; margin: 0 0 14px; padding: 0; list-style: none; }
.ask-answers:empty { display: none; }
.ask-answers li { display: grid; grid-template-columns: 15px minmax(0, 1fr); gap: 7px; align-items: start; }
.ask-check {
  display: grid;
  place-items: center;
  width: 14px;
  height: 14px;
  margin-top: 3px;
  border-radius: 50%;
  background: var(--state-ok-bg);
  color: var(--state-ok);
  font-size: 9px;
  line-height: 1;
}
.ask-answer {
  overflow: hidden;
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.65;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ask-question {
  margin: 1px 0 14px;
  font-size: 17.5px;
  font-weight: 650;
  line-height: 1.55;
  letter-spacing: -.01em;
  overflow-wrap: anywhere;
}
.ask-options-label { margin: 0 0 8px; color: var(--text-faint); font-size: 11px; letter-spacing: .04em; }
.ask-options { display: grid; gap: 8px; }
.ask-option {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: 100%;
  padding: 10px 11px;
  border: 1.5px solid var(--border-line);
  border-radius: 10px;
  background: var(--bg-surface);
  text-align: left;
  transition: border-color .16s, background .16s, transform .16s;
}
.ask-option:hover, .ask-option:focus-visible {
  border-color: var(--accent-terracotta);
  background: var(--accent-tint);
  transform: translateX(1px);
}
.ask-option-key {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #f1ece1;
  color: #8b7d68;
  font: 600 10px/1 var(--font-mono);
}
.ask-option:hover .ask-option-key { background: #f3e2d4; color: var(--accent-terracotta-dark); }
.ask-option-text { font-size: 13px; line-height: 1.55; overflow-wrap: anywhere; }
.ask-option-arrow { color: #b3a793; font-size: 14px; }
.ask-option:hover .ask-option-arrow { color: var(--accent-terracotta); }

.ask-custom { display: flex; gap: 8px; margin-top: 10px; }
.ask-custom input {
  flex: 1;
  min-width: 0;
  min-height: 42px;
  padding: 9px 11px;
  border-radius: 9px;
  font-size: 13px;
}
.ask-send {
  flex: 0 0 auto;
  min-height: 42px;
  padding: 9px 14px;
  border: 1.5px solid var(--text-main);
  border-radius: 9px;
  background: var(--text-main);
  color: #fffdf8;
  font-size: 12px;
  font-weight: 650;
}
.ask-send:hover { background: #454239; }

.ask-done { display: grid; gap: 8px; padding: 4px 0 8px; }
.ask-done-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--state-ok-bg);
  color: var(--state-ok);
  font-weight: 700;
}
.ask-done h4 { margin: 0; font: 650 17px/1.5 var(--font-serif); }
.ask-done p { margin: 0; color: var(--text-muted); font-size: 12px; line-height: 1.7; }
.ask-foot {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 22px 14px;
  border-top: 1px solid var(--border-hairline);
}
.ask-foot .text-button { font-size: 12px; }
.ask-count { color: var(--text-faint); font-size: 11px; white-space: nowrap; }

.agent-ask-pill {
  position: fixed;
  z-index: 44;
  right: clamp(18px, 2.4vw, 34px);
  bottom: clamp(18px, 2.4vw, 30px);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 16px;
  border-radius: 999px;
  background: var(--text-main);
  box-shadow: 0 14px 34px #2f2a1f33;
  color: #fffdf8;
  font-size: 13px;
  font-weight: 600;
  animation: ask-rise .28s cubic-bezier(.2, .72, .2, 1) both;
}
.agent-ask-pill span {
  padding: 3px 7px;
  border-radius: 999px;
  background: #ffffff1f;
  font: 600 10px/1 var(--font-mono);
}
.agent-ask-pill:hover { background: #454239; }

@media (max-width: 700px) {
  .agent-ask { width: calc(100vw - 24px); max-height: min(84dvh, 620px); border-radius: 18px; }
  .agent-ask-pill { right: 12px; bottom: 12px; }
  .ask-body { padding: 16px 16px 6px; }
  .ask-question { font-size: 16px; }
  .ask-foot { padding: 9px 16px 12px; }
}

/* 矮屏上收紧留白，保证自填输入框不必滚动就能看见。 */
@media (max-height: 660px) {
  .ask-head { padding: 10px 12px 9px 14px; }
  .ask-avatar { width: 33px; height: 33px; }
  .ask-avatar .bot-portrait { width: 25px; height: 25px; }
  .ask-body { padding: 11px 15px 4px; }
  .ask-question { margin-bottom: 10px; font-size: 15.5px; }
  .ask-options-label { margin-bottom: 6px; }
  .ask-options { gap: 6px; }
  .ask-option { padding: 8px 10px; }
  .ask-custom { margin-top: 8px; }
  .ask-foot { padding: 8px 15px 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .agent-ask, .agent-ask-pill, .ask-scrim, .ask-body.is-swapping .ask-current { animation: none !important; }
}