/* ============================================================
   CAPTCHA — Styles for the anti-bot widget
   ============================================================
   Three layers (only layer 3 is visible to users):
     - Honeypot: hidden from sight AND assistive tech
     - Time delay: silent, no visual
     - Math challenge: visible widget below
   ============================================================ */

.cac-captcha {
  display: block;
  margin: 8px 0;
}

/* ===== Honeypot field: invisible but real DOM element ===== */
.cac-captcha-honeypot {
  position: absolute !important;
  left: -10000px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.cac-captcha-honeypot input {
  position: absolute;
  left: -10000px;
}

/* ===== Visible math challenge ===== */
.cac-captcha-challenge {
  background: var(--c-cream);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-blue);
  padding: 12px 14px;
}
.cac-captcha.is-valid .cac-captcha-challenge {
  border-left-color: #0F6E56;
  background: rgba(15, 110, 86, 0.04);
}
.cac-captcha.is-invalid .cac-captcha-challenge {
  border-left-color: #A32D2D;
  background: rgba(163, 45, 45, 0.04);
}

.cac-captcha-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-mute);
  margin-bottom: 10px;
  cursor: default;
}
.cac-captcha-icon {
  width: 16px;
  height: 16px;
  color: var(--c-blue);
  flex-shrink: 0;
}
.cac-captcha.is-valid .cac-captcha-icon {
  color: #0F6E56;
}

.cac-captcha-question {
  display: flex;
  align-items: center;
  gap: 10px;
}
.cac-captcha-math {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 20px;
  color: var(--c-deep);
  font-variant-numeric: tabular-nums;
  user-select: none;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}
.cac-captcha-answer {
  width: 70px;
  padding: 8px 10px;
  border: 1px solid var(--c-line);
  border-radius: 0;
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 20px;
  text-align: center;
  background: var(--c-paper);
  color: var(--c-deep);
  font-variant-numeric: tabular-nums;
  /* hide spinners */
  -moz-appearance: textfield;
  appearance: textfield;
}
.cac-captcha-answer::-webkit-outer-spin-button,
.cac-captcha-answer::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.cac-captcha-answer:focus {
  outline: none;
  border-color: var(--c-blue);
}
.cac-captcha.is-valid .cac-captcha-answer {
  border-color: #0F6E56;
  background: rgba(15, 110, 86, 0.04);
  color: #0F6E56;
}
.cac-captcha.is-invalid .cac-captcha-answer {
  border-color: #A32D2D;
  background: rgba(163, 45, 45, 0.04);
  color: #A32D2D;
}

.cac-captcha-refresh {
  background: none;
  border: 1px solid var(--c-line);
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--c-mute);
  transition: all 0.15s var(--ease);
  margin-left: auto;
  flex-shrink: 0;
}
.cac-captcha-refresh:hover {
  border-color: var(--c-blue);
  color: var(--c-blue);
}
.cac-captcha-refresh svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s var(--ease);
}
.cac-captcha-refresh:hover svg {
  transform: rotate(-90deg);
}

.cac-captcha-feedback {
  margin: 8px 0 0;
  font-size: 13px;
  font-weight: 500;
}
.cac-captcha-feedback.is-success { color: #0F6E56; }
.cac-captcha-feedback.is-error   { color: #A32D2D; }

/* ===== Compact variant (for newsletter footer, etc.) ===== */
.cac-captcha-compact .cac-captcha-challenge {
  padding: 10px 12px;
}
.cac-captcha-compact .cac-captcha-label {
  font-size: 11px;
  margin-bottom: 8px;
}
.cac-captcha-compact .cac-captcha-math {
  font-size: 17px;
}
.cac-captcha-compact .cac-captcha-answer {
  width: 60px;
  font-size: 17px;
  padding: 6px 8px;
}
.cac-captcha-compact .cac-captcha-refresh {
  width: 30px;
  height: 30px;
}

/* ===== Dark variant (when on a dark background, e.g. footer) ===== */
.cac-captcha-dark .cac-captcha-challenge {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.18);
  border-left-color: var(--c-cyan);
}
.cac-captcha-dark .cac-captcha-label {
  color: rgba(255, 255, 255, 0.65);
}
.cac-captcha-dark .cac-captcha-icon {
  color: var(--c-cyan);
}
.cac-captcha-dark .cac-captcha-math {
  color: white;
}
.cac-captcha-dark .cac-captcha-answer {
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(255, 255, 255, 0.3);
}
.cac-captcha-dark .cac-captcha-refresh {
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.65);
}
.cac-captcha-dark .cac-captcha-refresh:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}
.cac-captcha-dark.is-valid .cac-captcha-challenge {
  border-left-color: #4ADE80;
}
.cac-captcha-dark .cac-captcha-feedback.is-success { color: #4ADE80; }
.cac-captcha-dark .cac-captcha-feedback.is-error   { color: #FCA5A5; }