/* upgrade-modal-20261027：升级会员弹窗，屏幕正中 */
.up-mask { position: fixed; inset: 0; z-index: 2147482000; background: rgba(20, 24, 22, .5); display: flex; align-items: center; justify-content: center; padding: 16px; }
.up-box { position: relative; width: min(560px, 100%); max-height: calc(100vh - 32px); overflow: auto; background: #fff; color: #1f2a24; border-radius: 18px; padding: 28px 26px 22px; box-shadow: 0 24px 80px rgba(0, 0, 0, .28); font-family: "PingFang SC", "Microsoft YaHei", sans-serif; }
.up-x { position: absolute; top: 12px; right: 12px; width: 34px; height: 34px; border: 0; border-radius: 50%; background: #f1f3f2; color: #4b5650; font-size: 20px; line-height: 34px; cursor: pointer; }
.up-title { font-size: 22px; font-weight: 700; line-height: 1.4; padding-right: 36px; }
.up-sub { margin: 8px 0 18px; font-size: 15px; line-height: 1.7; color: #4b5650; }
.up-plans { display: grid; gap: 10px; }
.up-card { display: block; width: 100%; text-align: left; padding: 14px 16px; border: 1.5px solid #d9dfdb; border-radius: 12px; background: #fff; color: inherit; font: inherit; cursor: pointer; }
.up-card.on { border-color: #16784a; background: #f1f8f4; box-shadow: 0 0 0 2px rgba(22, 120, 74, .12); }
.up-card:disabled { cursor: default; opacity: .55; }
.up-card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.up-card-head b { font-size: 17px; }
.up-points { font-size: 13px; color: #16784a; font-weight: 600; }
.up-items { margin: 8px 0 0; padding-left: 18px; font-size: 14px; line-height: 1.7; color: #3d4842; }
.up-tag { margin-top: 6px; font-size: 12px; color: #8a938e; }
.up-note { margin: 16px 0 0; font-size: 13px; line-height: 1.6; color: #6b756f; }
.up-note.up-err { color: #b92c25; }
.up-row { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.up-btn { min-width: 108px; padding: 11px 18px; border-radius: 10px; font: inherit; font-size: 15px; cursor: pointer; }
.up-main { border: 0; background: #16784a; color: #fff; font-weight: 600; }
.up-main:disabled { opacity: .6; cursor: default; }
.up-ghost { border: 1px solid #d0d6d2; background: #fff; color: #3d4842; }
.aact-row .up-inline, .maa-row .up-inline { margin-left: 8px; }
@media (max-width: 600px) { .up-box { padding: 22px 18px 18px; border-radius: 16px; } .up-title { font-size: 19px; } .up-row { flex-direction: column-reverse; } .up-btn { width: 100%; } }
/* free-left-20261027：免费版输入框上方「今天还能问约 N 次 · 升级会员」 */
.fl-left { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 4px 10px; margin: 0 6px 6px; font-size: 13px; line-height: 1.5; color: #5f6a64; }
.fl-left.is-low { color: #a66315; }
.fl-up { padding: 3px 12px; border: 1px solid #16784a; border-radius: 999px; background: #fff; color: #16784a; font: inherit; font-size: 12px; font-weight: 600; cursor: pointer; }
.fl-up:hover { background: #f1f8f4; }