/* Aurora Admin BankCardInput 样式 — 银行卡输入 + 类型识别 + Luhn 校验 */
.aa-card { font-family: var(--font-family, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif); }
.aa-card-field { display: flex; align-items: center; border: 1px solid #E8ECF1; border-radius: 6px; padding: 0 10px; height: 40px; background: #fff; transition: border-color .15s, box-shadow .15s; }
.aa-card-field.is-focus { border-color: #2F54EB; box-shadow: 0 0 0 3px rgba(47,84,235,0.2); }
.aa-card-field.is-valid { border-color: #52C41A; }
.aa-card-field.is-invalid { border-color: #F5222D; }
.aa-card-input { flex: 1; border: none; outline: none; font-size: 16px; letter-spacing: 1px; color: #1F2329; background: none; font-family: "SFMono-Regular", Consolas, monospace; }
.aa-card-input::placeholder { color: #BFBFBF; letter-spacing: normal; }
.aa-card-type { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 4px; background: #F0F5FF; color: #2F54EB; min-width: 56px; text-align: center; }
.aa-card-type.unknown { background: #F5F5F5; color: #8C8C8C; }
.aa-card-tip { font-size: 12px; margin-top: 4px; color: #8C8C8C; }
.aa-card-tip.valid { color: #52C41A; }
.aa-card-tip.invalid { color: #F5222D; }