html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.ai-credit-icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.ai-credit-badge {
  position: relative;
  display: inline-flex;
  vertical-align: middle;
  flex: 0 0 auto;
  margin: .15rem .45rem .1rem .15rem;
  line-height: 1;
}

.ai-credit-badge .ai-credit-amount {
  position: absolute;
  top: -.4rem;
  right: -.4rem;
  z-index: 1;
  min-width: 1rem;
  padding: .1rem .2rem;
  border: 1px solid #66efff;
  border-radius: 999px;
  background: #09152d;
  color: #fff;
  font: 700 10px/1.15 system-ui, sans-serif;
  text-align: center;
  box-shadow: 0 0 4px #00dfea55;
}

/* Price artwork stays with its action and never inherits a fixed icon-button width. */
button[data-ai-cost], .akari-reply-voice button:has(.ai-credit-badge), .vn-chat-voice:has(.ai-credit-badge) {
  width: auto;
  min-height: 44px;
  white-space: nowrap;
}
.ai-credit-badge { text-transform: none; }
.ai-credit-badge .ai-credit-amount { font-variant-numeric: tabular-nums; }
.ai-credit-badge.is-unavailable .ai-credit-amount { position: static; border: 0; padding: 0; background: transparent; font: inherit; box-shadow: none; }
.ai-credit-badge .ai-credit-icon[hidden] { display: none; }
.ai-credit-badge:has(.ai-credit-amount:not(:empty)) { min-width: 24px; }

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}