/* 图形验证码 */
.captcha-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 8px;
  align-items: center;
}

.captcha-input {
  min-width: 0;
  height: 48px;
  padding: 0 14px;
  border: 1.5px solid #e2e1ee;
  border-radius: 12px;
  background: #fff;
  color: #1f1b2e;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  outline: none;
  transition: border-color 0.16s, box-shadow 0.16s;
  width: 100%;
}

.captcha-input::placeholder {
  font-weight: 500;
  letter-spacing: normal;
  color: #9b97ad;
}

.captcha-input:focus {
  border-color: #7c3aed;
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.12);
}

.captcha-image {
  height: 48px;
  padding: 0;
  border: 1.5px solid #e2e1ee;
  border-radius: 12px;
  background: #faf8ff;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.16s, opacity 0.16s;
}

.captcha-image img {
  display: block;
  width: 140px;
  height: 46px;
  object-fit: cover;
}

.captcha-image:hover {
  border-color: #c4b5fd;
}

.captcha-image:disabled {
  opacity: 0.55;
  cursor: wait;
}

.captcha-image.expired {
  opacity: 0.45;
}

.captcha-refresh {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1.5px solid #e2e1ee;
  border-radius: 12px;
  background: #fff;
  color: #6d28d9;
  cursor: pointer;
  transition: border-color 0.16s, background 0.16s;
}

.captcha-refresh svg {
  width: 20px;
  height: 20px;
}

.captcha-refresh:hover {
  border-color: #c4b5fd;
  background: #faf8ff;
}

.captcha-status {
  grid-column: 1 / -1;
  margin: 0;
  color: #8a86a0;
  font-size: 12px;
  line-height: 1.5;
}

.captcha-status.expired {
  color: #c2410c;
}

/* 后台设置卡片中的验证码提示 */
.captcha-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 14px;
  border: 1px solid #ddd6fe;
  border-radius: 12px;
  background: #f5f3ff;
  color: #5b21b6;
  font-size: 13px;
  line-height: 1.65;
}

.captcha-note strong {
  color: #4c1d95;
}

@media (max-width: 460px) {
  .captcha-box {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .captcha-image {
    grid-column: 1 / -1;
    grid-row: 1;
    justify-self: stretch;
    width: 100%;
  }

  .captcha-image img {
    margin: 0 auto;
  }

  .captcha-input {
    grid-column: 1;
    grid-row: 2;
  }

  .captcha-refresh {
    grid-column: 2;
    grid-row: 2;
  }

  .captcha-status {
    grid-row: 3;
  }
}