/**
 * HiClinic webinar registration popup — native (no iframe).
 * Everything is scoped under #wfOverlay so it can't leak into or collide
 * with the host page's own styles.
 */
#wfOverlay {
  --grad-a: #2563EB;
  --grad-b: #2BB39A;
  --wf-ink: #0A0E17;
  --wf-muted: #6B7280;
  --wf-line: #E5E7EB;
  --wf-error: #DC2626;
  --wf-success: #16A34A;
  --wf-bg: #ffffff;
  --wf-bg-wash-a: #EFF6FF;
  --wf-bg-wash-b: #ECFDF5;
  --wf-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  position: fixed;
  inset: 0;
  z-index: 2147483000;
  background: rgba(10, 14, 23, .55);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  padding: 24px 12px;
  opacity: 0;
  transition: opacity .18s ease;
  font-family: var(--wf-font);
  color: var(--wf-ink);
}
#wfOverlay, #wfOverlay * { box-sizing: border-box; }
#wfOverlay.wf-open { opacity: 1; }

#wfOverlay .wf-close {
  position: absolute;
  top: 8px; right: 8px;
  width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--grad-a);
  background: #fff; color: var(--wf-ink);
  font-size: 22px; line-height: 1; cursor: pointer;
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
  z-index: 1;
}

#wfOverlay .wf-card {
  width: 100%; max-width: 440px; margin: auto;
  background-image:
    linear-gradient(165deg, var(--wf-bg-wash-a) 0%, var(--wf-bg) 45%, var(--wf-bg-wash-b) 100%),
    linear-gradient(90deg, var(--grad-a), var(--grad-b), var(--grad-a));
  background-origin: padding-box, border-box;
  background-clip: padding-box, border-box;
  background-size: auto, 300% 100%;
  background-position: 0 0, 0% 0;
  animation: wf-border-flow 7s linear infinite;
  border: 2px solid transparent;
  border-radius: 16px;
  box-shadow: 0 24px 60px -18px rgba(10,14,23,.4), 0 10px 26px -12px rgba(37,99,235,.3);
  padding: 22px 22px 18px;
  position: relative;
  text-align: center;
}
@keyframes wf-border-flow {
  0% { background-position: 0 0, 0% 0; }
  100% { background-position: 0 0, 100% 0; }
}

#wfOverlay .wf-head {
  margin: 0 0 4px; font-family: var(--font-display, Georgia, serif); font-size: 1.6rem; line-height: 1.2;
  font-weight: 700; letter-spacing: -.02em;
  background: linear-gradient(100deg, var(--grad-a), var(--grad-b));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
@media (min-width: 380px) { #wfOverlay .wf-head { font-size: 1.85rem; } }
#wfOverlay .wf-sub { margin: 8px 0 18px; font-size: .92rem; line-height: 1.45; color: var(--wf-muted); }

#wfOverlay .wf-progress { display: flex; align-items: center; justify-content: center; gap: 6px; margin: 0 0 16px; }
#wfOverlay .wf-progress span { width: 6px; height: 6px; border-radius: 3px; background: var(--wf-line); transition: width .15s, background .15s; }
#wfOverlay .wf-progress span.wf-dot-active { width: 20px; background: linear-gradient(90deg, var(--grad-a), var(--grad-b)); }

#wfOverlay .wf-field { margin-bottom: 12px; text-align: left; }
#wfOverlay .wf-label { display: none; }
#wfOverlay .wf-input, #wfOverlay .wf-select {
  width: 100%; height: 52px; padding: 0 14px; font-size: 16px; font-family: var(--wf-font);
  border: 1.5px solid transparent; border-radius: 12px; color: var(--wf-ink);
  background-image: linear-gradient(#fff, #fff), linear-gradient(90deg, var(--grad-a), var(--grad-b));
  background-origin: padding-box, border-box;
  background-clip: padding-box, border-box;
  appearance: none; -webkit-appearance: none; transition: box-shadow .15s;
}
#wfOverlay .wf-select {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"),
    linear-gradient(#fff, #fff), linear-gradient(90deg, var(--grad-a), var(--grad-b));
  background-repeat: no-repeat, no-repeat, no-repeat;
  background-position: right 14px center, 0 0, 0 0;
  background-size: 18px, auto, auto;
  background-origin: padding-box, padding-box, border-box;
  background-clip: padding-box, padding-box, border-box;
  padding-right: 40px;
}
#wfOverlay .wf-input::placeholder { color: #9CA3AF; }
#wfOverlay .wf-input:focus, #wfOverlay .wf-select:focus {
  outline: none;
  box-shadow: 0 0 0 4px rgba(37,99,235,.14);
}
#wfOverlay .wf-input.wf-invalid, #wfOverlay .wf-select.wf-invalid {
  background-image: linear-gradient(#fff, #fff), linear-gradient(90deg, var(--wf-error), var(--wf-error));
}
#wfOverlay .wf-select.wf-invalid {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"),
    linear-gradient(#fff, #fff), linear-gradient(90deg, var(--wf-error), var(--wf-error));
}
#wfOverlay .wf-input.wf-invalid:focus, #wfOverlay .wf-select.wf-invalid:focus { box-shadow: 0 0 0 4px rgba(220,38,38,.12); }

#wfOverlay .wf-input-wrap { position: relative; }
#wfOverlay .wf-input-checkable { padding-right: 40px; }
#wfOverlay .wf-email-check {
  position: absolute; right: 14px; top: 50%;
  width: 20px; height: 20px; transform: translateY(-50%) scale(.6);
  color: var(--wf-success); opacity: 0; pointer-events: none;
  transition: opacity .15s, transform .15s;
}
#wfOverlay .wf-email-check.wf-show { opacity: 1; transform: translateY(-50%) scale(1); }

#wfOverlay .wf-helper { margin: 6px 2px 0; font-size: .78rem; color: var(--wf-muted); line-height: 1.4; text-align: center; }
#wfOverlay .wf-error { display: none; margin: 6px 2px 0; font-size: .78rem; color: var(--wf-error); line-height: 1.4; text-align: left; }
#wfOverlay .wf-error.wf-show { display: block; }

#wfOverlay .wf-back { display: inline-flex; align-items: center; gap: 4px; background: none; border: none; padding: 0; margin: 0 0 10px; font-size: .82rem; font-weight: 700; color: var(--wf-muted); cursor: pointer; }

#wfOverlay .wf-gate-question { font-size: 1rem; font-weight: 700; margin: 4px 0 16px; }
#wfOverlay .wf-gate-btns { display: flex; flex-direction: column; gap: 10px; }
#wfOverlay .wf-gate-btns .wf-submit { margin-top: 0; }
#wfOverlay .wf-gate-no {
  width: 100%; height: 50px; border-radius: 12px; cursor: pointer;
  background: #fff; border: 1.5px solid var(--wf-line); color: var(--wf-muted);
  font-size: .95rem; font-weight: 700; transition: border-color .15s, color .15s;
}
#wfOverlay .wf-gate-no:hover { border-color: var(--wf-muted); color: var(--wf-ink); }
#wfOverlay .wf-gate-disqualified .wf-sub { margin: 8px 0 0; }
#wfOverlay .wf-gate-disqualified a { color: var(--grad-a); font-weight: 700; }

#wfOverlay .wf-consent { display: flex; align-items: flex-start; justify-content: center; gap: 10px; margin: 16px 0 4px; text-align: left; }
#wfOverlay .wf-consent input[type="checkbox"] {
  width: 20px; height: 20px; flex: none; margin-top: 1px; accent-color: var(--grad-a); cursor: pointer;
}
#wfOverlay .wf-consent label { font-size: .78rem; line-height: 1.4; color: var(--wf-muted); cursor: pointer; }

#wfOverlay .wf-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

#wfOverlay .wf-submit {
  width: 100%; height: 54px; margin-top: 16px; border: none; border-radius: 12px;
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b)); color: #fff;
  font-size: 1.02rem; font-weight: 800; letter-spacing: .01em; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: transform .12s, box-shadow .15s, opacity .15s;
  box-shadow: 0 10px 24px -10px rgba(37,99,235,.55);
}
#wfOverlay .wf-submit:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -10px rgba(37,99,235,.6); }
#wfOverlay .wf-submit:active { transform: translateY(0); }
#wfOverlay .wf-submit:disabled { opacity: .75; cursor: default; transform: none; }

#wfOverlay .wf-spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,.4); border-top-color: #fff;
  animation: wf-spin .7s linear infinite; display: none; flex: none;
}
#wfOverlay .wf-submit.wf-loading .wf-spinner { display: block; }
@keyframes wf-spin { to { transform: rotate(360deg); } }

#wfOverlay .wf-microcopy { text-align: center; margin: 10px 0 0; font-size: .78rem; color: var(--wf-muted); }

#wfOverlay .wf-formerr {
  display: none; margin: 12px 0 0; padding: 10px 12px; border-radius: 10px;
  background: #FEF2F2; border: 1px solid #FECACA; color: #B91C1C; font-size: .82rem; line-height: 1.4;
  text-align: center;
}
#wfOverlay .wf-formerr.wf-show { display: block; }

#wfOverlay fieldset { border: none; margin: 0; padding: 0; }

#wfOverlay .wf-otp-input {
  text-align: center; font-size: 1.5rem; font-weight: 700; letter-spacing: .5em;
  text-indent: .5em; /* visually re-centers the trailing letter-spacing gap */
}

#wfOverlay .wf-resend {
  background: none; border: none; padding: 0; cursor: pointer;
  font-family: var(--wf-font); font-size: .78rem; font-weight: 700; color: var(--grad-a);
}
#wfOverlay .wf-resend:disabled { color: var(--wf-muted); cursor: default; }