/* WhatsApp Redirect Form - Modern UI */
.wrf-wrapper {
  --wrf-bg: #ffffff;
  --wrf-border: #e5e7eb;
  --wrf-text: #111827;
  --wrf-muted: #6b7280;
  --wrf-primary: #10b981;
  --wrf-primary-dark: #059669;
  --wrf-focus: #8b5cf6;
  --wrf-shadow: 0 8px 20px rgba(0,0,0,0.08);
  max-width: 720px;
  margin: 8px auto;
  padding: 20px;
  background: linear-gradient(180deg, #ffffff, #fcfcff);
  border: 1px solid var(--wrf-border);
  border-radius: 16px;
  box-shadow: var(--wrf-shadow);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--wrf-text);
}

.wrf-form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--wrf-muted);
  margin: 0 0 6px;
  letter-spacing: .2px;
}

.wrf-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 640px) {
  .wrf-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .wrf-full { grid-column: 1 / -1; }
}

.wrf-field input,
.wrf-field select,
.wrf-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--wrf-border);
  border-radius: 12px;
  background: var(--wrf-bg);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease, transform .06s ease;
  box-shadow: inset 0 1px 0 rgba(0,0,0,0.02);
}

.wrf-field input::placeholder,
.wrf-field textarea::placeholder {
  color: #9ca3af;
}

.wrf-field input:focus,
.wrf-field select:focus,
.wrf-field textarea:focus {
  border-color: var(--wrf-focus);
  box-shadow: 0 0 0 4px rgba(139,92,246,0.15);
}

.wrf-field.invalid input,
.wrf-field.invalid select,
.wrf-field.invalid textarea {
  border-color: #ef4444;
  box-shadow: 0 0 0 4px rgba(239,68,68,0.12);
}

.wrf-error {
  display: none;
  margin-top: 6px;
  font-size: 12px;
  color: #b91c1c;
}

.wrf-field.invalid .wrf-error {
  display: block;
}

.wrf-btn {
  margin-top: 12px;
  width: 100%;
  padding: 14px 16px;
  font-weight: 700;
  border: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--wrf-primary), var(--wrf-primary-dark));
  color: #fff;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform .06s ease, filter .2s ease, box-shadow .2s ease;
  box-shadow: 0 10px 20px rgba(16,185,129,0.25);
}

.wrf-btn:active {
  transform: translateY(1px);
}

.wrf-btn:hover {
  filter: brightness(1.05);
  box-shadow: 0 12px 24px rgba(16,185,129,0.35);
}

.wrf-btn-glow {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--x, 50%) var(--y, 50%), rgba(255,255,255,0.35), transparent 40%);
  opacity: .7;
  transition: opacity .2s ease;
}