:root { --card-ratio: 1.585185; }
.card-page { background: #f5f8f7; color: #173536; }
.card-hero { background: var(--teal); color: #fff; padding: 9rem 0 5.5rem; position: relative; overflow: hidden; }
.card-hero::after { content: ""; position: absolute; width: 26rem; height: 26rem; right: -8rem; bottom: -18rem; border-radius: 50%; background: var(--purple); opacity: .55; }
.card-hero__inner { display: grid; gap: 2rem; position: relative; z-index: 1; align-items: end; }
.card-hero h1 { font-size: clamp(2.25rem, 6vw, 4rem); line-height: 1.02; max-width: 12ch; }
.card-hero p { color: rgba(255,255,255,.78); max-width: 42rem; margin-top: 1rem; font-size: 1.05rem; }
.privacy-note { display: grid; grid-template-columns: 2.6rem 1fr; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); border-radius: 1.2rem; padding: 1.1rem; max-width: 24rem; backdrop-filter: blur(10px); }
.privacy-note > span { grid-row: 1 / 3; width: 2rem; height: 2rem; display: grid; place-items: center; background: var(--lime); color: var(--teal); border-radius: 50%; font-weight: 700; }
.privacy-note strong { font-family: var(--font-heading); }
.privacy-note small { color: rgba(255,255,255,.7); line-height: 1.45; }
.card-builder { padding: 0 0 5rem; margin-top: -2.5rem; position: relative; z-index: 2; }
.builder-grid { display: grid; gap: 1.5rem; align-items: start; }
.fiscal-form, .preview-panel { background: #fff; border-radius: 1.75rem; box-shadow: 0 20px 55px rgba(2,79,79,.11); padding: 1.5rem; }
.form-heading, .preview-heading > div:first-child { display: flex; gap: .9rem; align-items: center; }
.form-heading { margin-bottom: 1.5rem; }
.form-step { width: 2.4rem; height: 2.4rem; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: var(--lime); color: var(--teal); font-family: var(--font-heading); font-weight: 700; }
.form-heading h2, .preview-heading h2 { font-size: 1.35rem; color: var(--teal); }
.form-heading p, .preview-heading p { font-size: .82rem; color: #667879; }
.fiscal-form label { display: grid; gap: .45rem; margin-top: 1rem; font-size: .82rem; font-weight: 600; color: var(--teal); }
.fiscal-form input, .fiscal-form select { width: 100%; border: 1px solid #ccd9d7; border-radius: .8rem; padding: .83rem .9rem; color: #173536; background: #fff; font: inherit; font-size: .92rem; transition: border-color .2s, box-shadow .2s; }
.fiscal-form input:focus, .fiscal-form select:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(2,79,79,.12); }
.fiscal-form label small { color: #778686; font-weight: 400; }
.form-row { display: grid; gap: 0 1rem; align-items: start; }
.clear-button { border: 0; background: transparent; color: #6d7777; text-decoration: underline; cursor: pointer; font: inherit; font-size: .82rem; margin-top: 1.25rem; padding: .2rem 0; }
.preview-panel { background: #e8f1ef; }
.preview-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.size-chip { display: none; padding: .45rem .7rem; border-radius: 999px; background: #fff; color: var(--teal); font-size: .7rem; font-weight: 700; white-space: nowrap; }
.card-stack { display: grid; gap: 1rem; justify-items: center; }
.fiscal-card { width: min(100%, 470px); aspect-ratio: var(--card-ratio); border-radius: 5.6% / 9%; overflow: hidden; box-shadow: 0 15px 35px rgba(9,45,46,.17); background: #fff; color: #183133; }
.fiscal-card--front { display: grid; grid-template-rows: 28% 1fr; }
.fiscal-card__bar { background: var(--teal); color: #fff; padding: 5% 6.5%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.fiscal-card__bar > span { font-family: var(--font-heading); font-size: clamp(.62rem, 2.2vw, .9rem); font-weight: 700; line-height: 1.12; }
.fiscal-card__bar img { width: 25%; min-width: 75px; }
.fiscal-card__body { padding: 4.8% 6.5%; overflow: hidden; }
.fiscal-card__body > strong { display: block; color: var(--teal); font-size: clamp(.68rem, 2.4vw, .95rem); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 2.6%; }
.fiscal-card dl { display: grid; gap: 1.2%; margin: 0; font-size: clamp(.55rem, 1.8vw, .76rem); line-height: 1.38; }
.fiscal-card dl div { display: grid; grid-template-columns: 5.2em 1fr; gap: .5em; min-width: 0; }
.fiscal-card dt { color: #607474; }
.fiscal-card dd { margin: 0; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fiscal-card .regime-row { align-items: start; }
.fiscal-card .regime-row dd { white-space: normal; overflow: visible; text-overflow: clip; font-size: .9em; line-height: 1.22; }
.fiscal-card--back { background: var(--purple); color: #fff; padding: 6%; display: grid; grid-template-columns: 1.05fr 1fr; grid-template-rows: 1fr auto; gap: 3% 7%; position: relative; }
.fiscal-card--back::after { content: ""; position: absolute; width: 42%; aspect-ratio: 1; border-radius: 50%; background: var(--lime); opacity: .08; right: -12%; top: -25%; }
.back-copy img { width: 74%; max-width: 170px; }
.back-copy p { font-size: clamp(.55rem, 1.7vw, .74rem); color: rgba(255,255,255,.76); margin-top: 10%; }
.fiscal-card--back ul { list-style: none; margin: 0; padding: 0; display: grid; align-content: center; gap: 6%; font-size: clamp(.56rem, 1.85vw, .78rem); font-weight: 600; }
.fiscal-card--back li::before { content: "✓"; color: var(--lime); margin-right: .5em; }
.back-contact { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,.18); padding-top: 3%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-size: clamp(.5rem, 1.65vw, .7rem); }
.back-contact strong { color: var(--lime); font-family: var(--font-heading); }
.action-grid { display: grid; gap: .65rem; margin-top: 1.25rem; }
.action-button { border: 2px solid var(--teal); color: var(--teal); background: transparent; border-radius: 999px; padding: .8rem 1rem; font: inherit; font-weight: 600; cursor: pointer; transition: transform .2s, background .2s, color .2s; }
.action-button:hover { transform: translateY(-2px); background: #fff; }
.action-button--primary { background: var(--teal); color: #fff; }
.action-button--primary:hover { background: #013d3d; border-color: #013d3d; color: #fff; }
.action-button:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.status-message { min-height: 1.5em; margin-top: .8rem; text-align: center; color: var(--teal); font-size: .8rem; font-weight: 600; }
.status-message.is-error { background: #fff0f0; border: 1px solid #e3a3a3; border-radius: .75rem; color: #8b2020; padding: .7rem .9rem; }
.fiscal-form input[aria-invalid="true"] { border-color: #b93636; box-shadow: 0 0 0 3px rgba(185,54,54,.12); }
.print-tip { text-align: center; color: #667879; font-size: .72rem; }
.help-strip { background: var(--purple); color: #fff; padding: 3.5rem 0; }
.help-strip__inner { display: grid; gap: 1.5rem; align-items: center; }
.help-strip span { color: var(--lime); font-weight: 600; font-size: .85rem; }
.help-strip h2 { margin-top: .4rem; font-size: clamp(1.4rem, 4vw, 2.1rem); max-width: 28ch; line-height: 1.2; }
.help-strip .btn { justify-self: start; }

@media (min-width: 600px) {
  .fiscal-form, .preview-panel { padding: 2rem; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .size-chip { display: inline-flex; }
  .action-grid { grid-template-columns: 1.2fr 1fr 1fr; }
}
@media (min-width: 900px) {
  .card-hero__inner { grid-template-columns: 1fr auto; }
  .builder-grid { grid-template-columns: minmax(300px, .82fr) minmax(480px, 1.18fr); gap: 2rem; }
  .fiscal-form { position: sticky; top: 1.5rem; }
  .help-strip__inner { grid-template-columns: 1fr auto; }
  .help-strip .btn { justify-self: end; }
}

@media print {
  @page { size: A4; margin: 16mm; }
  body { background: #fff !important; }
  .header, .card-hero, .fiscal-form, .preview-heading, .action-grid, .status-message, .print-tip, .help-strip, .footer, .credit, .wa-float { display: none !important; }
  .card-builder, .builder-grid, .preview-panel { display: block; margin: 0; padding: 0; background: #fff; box-shadow: none; }
  .card-stack { display: flex; flex-direction: column; align-items: center; gap: 12mm; padding-top: 15mm; }
  .fiscal-card { width: 85.6mm; height: 54mm; aspect-ratio: auto; border-radius: 4.2mm; box-shadow: none; border: .2mm solid #bed0cd; print-color-adjust: exact; -webkit-print-color-adjust: exact; break-inside: avoid; }
  .fiscal-card__bar > span { font-size: 8pt; }
  .fiscal-card__bar img { width: 24mm; }
  .fiscal-card__body > strong { font-size: 8.5pt; }
  .fiscal-card dl { font-size: 7pt; }
  .back-copy p, .fiscal-card--back ul { font-size: 7pt; }
  .back-contact { font-size: 6.5pt; }
}