:root {
  --pf-primary: #2563eb; /* sobrescrito en runtime por settings */
  --pf-secondary: color-mix(in srgb, var(--pf-primary) 55%, #10b981);
  --pf-primary-soft: color-mix(in srgb, var(--pf-primary) 14%, #ffffff);
  --pf-primary-strong: color-mix(in srgb, var(--pf-primary) 65%, #0f172a);
  --pf-bg: #f5f7fb;
  --pf-card: #ffffff;
  --pf-muted: #6b7280;
  --pf-ink: #0f172a;
  --pf-border: #e5e7eb;
  --pf-radius: 18px;
  --pf-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  --pf-shadow-strong: 0 14px 30px color-mix(in srgb, var(--pf-primary) 12%, rgba(0,0,0,0.20));
  --pf-accent: color-mix(in srgb, var(--pf-primary) 22%, #ffffff);
}

.plusform-wrapper {
  min-height: 100vh;
  background: linear-gradient(180deg, #f7f8fb 0%, #f2f4f8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

#plusform-app {
  width: min(1100px, 100%);
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 22px;
  box-shadow: var(--pf-shadow);
  overflow: hidden;
}

.pf-shell {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 70vh;
  position: relative;
}

.pf-header {
  padding: 28px 32px 14px;
  background: #ffffff;
}

.pf-progress {
  height: 8px;
  background: #eef0f4;
  border-radius: 999px;
  overflow: hidden;
}

.pf-progress span {
  display: block;
  height: 100%;
  background: var(--pf-primary);
  width: var(--pf-progress, 0%);
  transition: width 200ms ease;
}

.pf-step-title {
  margin: 14px 0 4px;
  font-size: 24px;
  font-weight: 700;
  color: var(--pf-ink);
}

.pf-step-subtitle {
  color: var(--pf-muted);
  margin: 0 0 12px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.pf-body {
  padding: 12px 42px 36px;
  max-width: 960px;
  margin: 0 auto;
}

.pf-pillbar {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-top: 10px;
}

.pf-pill {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid #e5e7eb;
  background: #fff;
  font-size: 12px;
  font-weight: 700;
  color: #0f172a;
}

.pf-grid {
  display: grid;
  gap: 20px;
}

.pf-grid.two {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: stretch;
}

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

.pf-field label {
  font-weight: 700;
  color: #111827;
}

.pf-input, .pf-select, .pf-textarea {
  border: 1px solid var(--pf-border);
  border-radius: 14px;
  padding: 16px 18px;
  font-size: 17px;
  background: #fff;
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 120ms ease;
  box-shadow: 0 6px 16px rgba(15,23,42,0.03);
}

.pf-input:focus, .pf-select:focus, .pf-textarea:focus {
  outline: none;
  border-color: var(--pf-primary);
  box-shadow: 0 8px 20px rgba(37,99,235,0.16);
  transform: translateY(-1px);
}

.pf-card {
  border: 1px solid var(--pf-border);
  border-radius: 18px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
   height: 100%;
  cursor: pointer;
  background: #fff;
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease, border-left 150ms ease, background 150ms ease;
}

.pf-card .pf-card-meta { color: var(--pf-muted); font-weight: 600; margin-top: -2px; }
.pf-card ul { padding-left: 18px; margin: 6px 0; color: #0f172a; }
.pf-feature-list { list-style: none; padding-left: 0; margin: 6px 0; }
.pf-feature-list li { display: flex; align-items: center; gap: 8px; margin: 4px 0; font-weight: 600; }
.pf-feature-list li::before { content: '✓'; color: var(--pf-primary); font-weight: 800; }
.pf-tag { display: inline-flex; align-items: center; gap: 6px; padding: 10px 12px; border-radius: 12px; border: 1px solid #e5e7eb; background: #f8fafc; font-weight: 600; }
.pf-cta-row { display: grid; gap: 10px; }
.pf-cta-stack { display: grid; gap: 12px; }
.pf-btn-block { width: 100%; justify-content: center; }
.pf-link-wa {
  display: inline-block;
  color: #0f172a;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.pf-link-wa:hover { color: var(--pf-primary); }
.pf-btn-wa { background: #25d366; color: #fff; }
.pf-btn-demo { background: var(--pf-primary); color: #fff; }
.pf-btn-ghost { background: #fff; color: #0f172a; border: 1px solid var(--pf-border); }
.pf-impl-desc { color: var(--pf-muted); font-size: 14px; line-height: 1.45; margin-top: 4px; }
.pf-chip-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--pf-secondary) 18%, #ffffff);
  color: color-mix(in srgb, var(--pf-secondary) 80%, #0f172a);
  font-weight: 700;
  font-size: 12px;
  border: 1px solid color-mix(in srgb, var(--pf-secondary) 30%, #d1d5db);
}

.pf-card:hover {
  border-color: var(--pf-primary);
  box-shadow: 0 10px 24px rgba(15,23,42,0.06);
  transform: translateY(-2px);
}

.pf-card.active {
  border-color: var(--pf-primary);
  border-left: 4px solid var(--pf-primary);
  box-shadow: var(--pf-shadow-strong);
  transform: translateY(-1px);
  background: #fff;
}

.pf-option {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pf-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--pf-primary);
}

.pf-price { font-size: 24px; font-weight: 700; color: #0f172a; }
.pf-muted { color: var(--pf-muted); font-weight: 500; }
.pf-error { color: #b91c1c; font-size: 14px; }

.pf-footer {
  padding: 18px 24px;
  border-top: 1px solid #eef0f4;
  position: sticky;
  bottom: 0;
  background: #fff;
  display: flex;
  gap: 10px;
  align-items: center;
}

.pf-btn {
  border: none;
  border-radius: 14px;
  padding: 15px 18px;
  font-weight: 800;
  font-size: 16px;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: transform 120ms ease, box-shadow 140ms ease, background 140ms ease, filter 140ms ease, border-color 140ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pf-btn-primary {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pf-btn-primary, var(--pf-primary)) 92%, #fff) 0%,
    color-mix(in srgb, var(--pf-btn-primary, var(--pf-primary)) 86%, #0a2540) 100%);
  border: 1px solid color-mix(in srgb, var(--pf-btn-primary, var(--pf-primary)) 52%, #0f172a);
  color: #fff;
  box-shadow: 0 10px 22px color-mix(in srgb, var(--pf-btn-primary, var(--pf-primary)) 24%, rgba(0,0,0,0.18));
}
.pf-btn-primary:hover {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pf-btn-primary-hover, var(--pf-btn-primary, var(--pf-primary))) 96%, #fff) 0%,
    color-mix(in srgb, var(--pf-btn-primary-hover, var(--pf-btn-primary, var(--pf-primary))) 88%, #0a2540) 100%);
  transform: translateY(-1px);
  box-shadow: 0 12px 26px color-mix(in srgb, var(--pf-btn-primary, var(--pf-primary)) 26%, rgba(0,0,0,0.2));
}

.pf-btn-secondary {
  background: color-mix(in srgb, var(--pf-btn-secondary, var(--pf-secondary)) 14%, #f9fafb);
  color: #0b172a;
  border: 1px solid color-mix(in srgb, var(--pf-btn-secondary, var(--pf-secondary)) 32%, #cbd5e1);
  box-shadow: 0 8px 18px color-mix(in srgb, var(--pf-btn-secondary, var(--pf-secondary)) 10%, rgba(0,0,0,0.08));
}
.pf-btn-secondary:hover {
  background: color-mix(in srgb, var(--pf-btn-secondary-hover, var(--pf-btn-secondary, var(--pf-secondary))) 20%, #fff);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px color-mix(in srgb, var(--pf-btn-secondary, var(--pf-secondary)) 14%, rgba(0,0,0,0.1));
}
.pf-btn-ghost {
  background: color-mix(in srgb, #ffffff 70%, var(--pf-primary, #1f7ae0) 8%);
  color: #0f172a;
  border: 1px dashed color-mix(in srgb, var(--pf-primary, #1f7ae0) 30%, #94a3b8);
}

.pf-btn-wa-inline {
  background: #25d366;
  color: #fff;
  min-width: 44px;
}
.pf-btn-wa {
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.25);
}
.pf-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}
.pf-btn:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--pf-primary, #1f7ae0) 60%, #fff);
  outline-offset: 2px;
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--pf-primary, #1f7ae0) 20%, #93c5fd);
}

/* SweetAlert button themed with primary color */
.pf-swal-confirm {
  background: var(--pf-btn-primary, var(--pf-primary)) !important;
  color: #fff !important;
  font-weight: 800 !important;
  border: none !important;
  box-shadow: 0 10px 22px color-mix(in srgb, var(--pf-btn-primary, var(--pf-primary)) 24%, rgba(0,0,0,0.18)) !important;
}
.pf-swal-confirm:hover {
  background: var(--pf-btn-primary-hover, var(--pf-btn-primary, var(--pf-primary))) !important;
}

/* Fallback modal */
.pf-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.35);
  display: grid;
  place-items: center;
  z-index: 99999;
  padding: 16px;
}
.pf-modal {
  background: #fff;
  border-radius: 16px;
  padding: 20px 22px;
  max-width: 360px;
  width: min(360px, 100%);
  box-shadow: 0 18px 40px rgba(0,0,0,0.18);
  text-align: center;
}
.pf-modal-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  margin: 0 auto 10px;
  display: grid;
  place-items: center;
  font-size: 26px;
  font-weight: 800;
}
.pf-modal-success { background: color-mix(in srgb, var(--pf-primary) 18%, #e0f2fe); color: var(--pf-primary); }
.pf-modal-error { background: #fee2e2; color: #b91c1c; }
.pf-modal-title { font-weight: 800; font-size: 18px; color: #0f172a; }
.pf-modal-text { color: #4b5563; margin: 6px 0 12px; }
.pf-btn-wa:hover {
  filter: brightness(0.95);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.28);
}

/* Loading overlay on submit */
.pf-loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.38);
  display: grid;
  place-items: center;
  z-index: 99999;
  padding: 16px;
  backdrop-filter: blur(1px);
}
.pf-loading-card {
  display: flex;
  gap: 14px;
  align-items: center;
  background: #fff;
  padding: 16px 18px;
  border-radius: 14px;
  box-shadow: 0 18px 38px rgba(0,0,0,0.2);
  min-width: 260px;
}
.pf-loading-title { font-weight: 800; color: #0f172a; }
.pf-loading-text { color: #4b5563; font-size: 14px; margin-top: 2px; }
.pf-spinner {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 4px solid color-mix(in srgb, var(--pf-primary, #1f7ae0) 30%, #e5e7eb);
  border-top-color: var(--pf-primary, #1f7ae0);
  animation: pf-spin 0.9s linear infinite;
}
@keyframes pf-spin { to { transform: rotate(360deg); } }

/* Desktop emphasis: 3-up grids while keeping mobile-first */
@media (min-width: 1100px) {
  .pf-grid.two { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .pf-footer { flex-direction: column; align-items: stretch; }
  .pf-btn { width: 100%; justify-content: center; }
}

.pf-btn:disabled { opacity: .55; cursor: not-allowed; box-shadow: none; }

.pf-summary {
  border: 1px solid var(--pf-border);
  border-radius: 14px;
  padding: 14px;
  background: #f8fafc;
}

.pf-phone-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 10px;
}

@media (max-width: 640px) {
  .pf-phone-grid { grid-template-columns: 1fr; }
}

/* Step 1 layout */
.pf-step1 { display: flex; flex-direction: column; gap: 18px; }
.pf-step1-row { display: grid; gap: 16px; }
.pf-step1-row.pf-cols-2 { grid-template-columns: 2fr 1fr; align-items: start; }
.pf-field-wide { width: 100%; }
.pf-hint { margin: 2px 0 8px; color: #6b7280; font-size: 14px; }
.pf-col-cards .pf-card { flex-direction: row; }
.pf-tip {
  border: 1px dashed #d1d5db;
  border-radius: 14px;
  padding: 14px;
  background: #f9fafb;
  box-shadow: 0 6px 16px rgba(15,23,42,0.04);
}
.pf-tip-title { font-weight: 800; color: #0f172a; margin-bottom: 6px; }
.pf-tip ul { margin: 8px 0 0; padding-left: 18px; color: #4b5563; }
.pf-tip li { margin: 4px 0; }

@media (max-width: 1024px) {
  .pf-step1-row.pf-cols-2 { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  #plusform-app { border: none; border-radius: 0; box-shadow: none; min-height: 100vh; }
  .pf-shell { min-height: 90vh; }
  .pf-body { padding: 4px 16px 18px; }
  .pf-header { padding: 18px 16px 10px; }
  .pf-step-title { font-size: 20px; }
  .pf-step-subtitle { font-size: 14px; }
  .pf-card { padding: 12px 14px; }
  .pf-btn { padding: 13px 14px; font-size: 15px; }
  .pf-footer { position: sticky; bottom: 0; left: 0; right: 0; padding: 12px 14px; gap: 6px; }
  .pf-grid.two { grid-template-columns: 1fr; }
  .pf-card { gap: 8px; }
}

/* Extra small devices */
@media (max-width: 480px) {
  .plusform-wrapper { padding: 12px; }
  .pf-shell { min-height: 100vh; }
  .pf-header { padding-top: 14px; }
  .pf-grid { gap: 12px; }
  .pf-footer { padding-bottom: calc(12px + env(safe-area-inset-bottom)); }
}

/* Tablets: keep cards legible and centered */
@media (max-width: 900px) {
  #plusform-app { width: 100%; }
  .pf-body { padding: 8px 20px 22px; }
  .pf-header { padding: 22px 20px 12px; }
}