.au-section {
  background: var(--bg);
  padding-top: 110px;
  padding-bottom: 60px;
  min-height: 100vh;
}

.au-back      { margin-bottom: 36px; }
.au-back-link { font-size: 14px; font-weight: 700; color: var(--teal); text-decoration: none; }
.au-back-link:hover { text-decoration: underline; }

.au-card {
  background: #fff;
  border-radius: 28px;
  padding: 52px 48px;
  max-width: 480px;
  margin: 0 auto;
  box-shadow: 0 6px 28px rgba(0,80,140,0.09);
  position: relative;
  overflow: hidden;
}
.au-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(90deg, #EA4335, #4285F4, #34A853, #FBBC05);
}

.au-title {
  font-family: 'Baloo 2', cursive;
  font-weight: 800;
  font-size: clamp(22px, 3.5vw, 30px);
  color: var(--navy);
  margin: 0 0 10px;
  text-align: center;
}

.au-desc {
  font-size: 14px;
  color: var(--muted);
  text-align: center;
  line-height: 1.6;
  margin: 0 0 24px;
}

/* ── Form ── */
.au-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.au-form[hidden] {
  display: none;
}

.au-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.au-field-row {
  display: flex;
  gap: 14px;
}
.au-field-row .au-field { flex: 1; }

.au-label {
  font-family: 'Nunito', sans-serif;
  font-size: 13px;
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.au-input,
.au-select {
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  background: #f8fafc;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  padding: 11px 16px;
  outline: none;
  transition: border-color 0.16s;
  width: 100%;
}
.au-input:focus,
.au-select:focus { border-color: #0097a7; }

.au-question-text {
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 6px;
}

.au-question-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: #f8fafc;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
}
.au-question-block + .au-question-block { margin-top: -8px; }

/* ── Status / errors ── */
.au-error {
  font-size: 14px;
  font-weight: 700;
  color: #dc2626;
  text-align: center;
  margin: 0;
}
.au-success {
  font-size: 14px;
  font-weight: 700;
  color: #34A853;
  text-align: center;
  margin: 0 0 18px;
}
.au-notice {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: 12px;
  padding: 16px 20px;
  text-align: center;
}

/* ── Buttons ── */
.au-btn {
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 800;
  padding: 14px 32px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  width: 100%;
}
.au-btn:disabled { opacity: 0.55; cursor: default; }
.au-btn--primary {
  background: linear-gradient(135deg, #0097a7, #1565c0);
  color: #fff;
  box-shadow: 0 4px 16px rgba(0,151,167,0.35);
}
.au-btn--primary:not(:disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,151,167,0.5);
}
.au-btn--secondary {
  background: #f5f5f5;
  color: var(--muted);
  border: 2px solid rgba(0,0,0,0.1);
}
.au-btn--secondary:hover {
  background: #e8f4ff;
  border-color: #4285F4;
  color: #4285F4;
}

/* ── Footer links ── */
.au-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
  font-size: 14px;
}
.au-links a { color: var(--teal); font-weight: 700; text-decoration: none; }
.au-links a:hover { text-decoration: underline; }
.au-links-sep { color: var(--muted); }

@media (max-width: 540px) {
  .au-card { padding: 40px 24px; }
  .au-field-row { flex-direction: column; }
}