/* ════════════════════════════════════════════════════════════════
   AlegaFacil — Hoja de estilos · Identidad corporativa GaeliKA
   Paleta: 60% blanco · 25% azul claro · 10% gris · 5% verde
   Tipografía: Montserrat (Regular, Medium, SemiBold)
   ════════════════════════════════════════════════════════════════ */

:root {
  --brand-blue: #4FA3D1;
  --brand-blue-soft: rgba(79, 163, 209, 0.10);
  --brand-blue-line: rgba(79, 163, 209, 0.28);
  --brand-blue-deep: #1F4E79;
  --brand-green: #6BC46D;
  --brand-green-soft: rgba(107, 196, 109, 0.12);
  --brand-green-line: rgba(107, 196, 109, 0.32);
  --gray-text: #4A4A4A;
  --gray-text-soft: rgba(74, 74, 74, 0.72);
  --gray-text-muted: rgba(74, 74, 74, 0.5);
  --gray-line: #DDE3E9;
  --gray-line-soft: #ECEFF3;
  --gray-soft: #F6F8FA;
  --gray-light: #E9EEF2;
  --bg: #FFFFFF;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(31, 78, 121, 0.06);
  --shadow: 0 4px 16px rgba(31, 78, 121, 0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }
@media (min-width: 1280px) { html { font-size: 17px; } }
@media (min-width: 1600px) { html { font-size: 18px; } }

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  color: var(--gray-text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
}

a { color: var(--brand-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--brand-blue-deep); }

/* ─── Cabecera ───────────────────────────────────────────────── */
.brand-bar {
  height: 4px;
  background: linear-gradient(90deg, var(--brand-blue) 0%, var(--brand-green) 100%);
}

.header {
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--gray-line);
  background: var(--bg);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo { height: 44px; width: auto; display: block; }

.header-tagline {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--gray-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ─── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { padding: 4rem 0; }
.section-tight { padding: 2.5rem 0; }

/* ─── Hero ───────────────────────────────────────────────────── */
.hero {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, var(--brand-blue-soft) 0%, transparent 100%);
}

.hero-inner { max-width: 800px; margin: 0 auto; text-align: center; padding: 0 1.5rem; }

.hero-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brand-blue);
  margin-bottom: 1rem;
  padding: 0.4rem 1rem;
  background: var(--bg);
  border: 1px solid var(--brand-blue-line);
  border-radius: 999px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--brand-blue-deep);
  margin-bottom: 1.2rem;
}

h1 em { font-style: normal; color: var(--brand-blue); }
h1 .accent { color: var(--brand-green); }

.hero-sub {
  font-size: 1.15rem;
  color: var(--gray-text);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.5;
}

/* ─── Pasos ──────────────────────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.step {
  text-align: center;
  padding: 1.5rem;
}

.step-num {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: var(--brand-blue-soft);
  color: var(--brand-blue);
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 50%;
  margin-bottom: 0.8rem;
}

.step h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brand-blue-deep);
  margin-bottom: 0.4rem;
}

.step p {
  font-size: 0.92rem;
  color: var(--gray-text-soft);
}

/* ─── Formulario ─────────────────────────────────────────────── */
.form-section {
  background: var(--gray-soft);
  padding: 4rem 0;
}

.form-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg);
  border: 1px solid var(--gray-line);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.form-card h2 {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--brand-blue-deep);
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.form-card .form-intro {
  font-size: 0.95rem;
  color: var(--gray-text-soft);
  margin-bottom: 2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-grid .full { grid-column: 1 / -1; }

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-blue-deep);
  margin-bottom: 0.4rem;
}

.form-group label .required { color: var(--brand-green); }

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--gray-text);
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--gray-line);
  border-radius: var(--radius);
  background: var(--bg);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px var(--brand-blue-soft);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
  font-family: inherit;
}

/* ─── Upload zone ────────────────────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--gray-line);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--gray-soft);
}

.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--brand-blue);
  background: var(--brand-blue-soft);
}

.upload-zone.has-file {
  border-color: var(--brand-green);
  background: var(--brand-green-soft);
  border-style: solid;
}

.upload-icon {
  display: inline-block;
  font-size: 2rem;
  color: var(--brand-blue);
  margin-bottom: 0.6rem;
}

.upload-zone.has-file .upload-icon { color: var(--brand-green); }

.upload-text {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--brand-blue-deep);
  margin-bottom: 0.3rem;
}

.upload-hint {
  font-size: 0.82rem;
  color: var(--gray-text-muted);
}

.upload-zone input { display: none; }

.file-name {
  font-size: 0.88rem;
  color: var(--brand-blue-deep);
  font-weight: 500;
  margin-top: 0.5rem;
  word-break: break-all;
}

/* ─── Checkbox condiciones ──────────────────────────────────── */
.consent {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  padding: 1rem;
  background: var(--gray-soft);
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--gray-text);
  margin-top: 1.5rem;
}

.consent input[type="checkbox"] {
  margin-top: 0.15rem;
  cursor: pointer;
  width: 16px;
  height: 16px;
  accent-color: var(--brand-blue);
  flex-shrink: 0;
}

.consent label { cursor: pointer; line-height: 1.45; }

/* ─── Resumen de precio ──────────────────────────────────── */
.price-summary {
  margin-top: 1.5rem;
  padding: 1.2rem 1.4rem;
  background: var(--brand-blue-soft);
  border: 1px solid var(--brand-blue-line);
  border-radius: var(--radius);
}

.price-summary.has-discount {
  background: var(--brand-green-soft);
  border-color: var(--brand-green-line);
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.4rem;
}

.price-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--brand-blue-deep);
  letter-spacing: 0.02em;
}

.price-value {
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--brand-blue-deep);
  letter-spacing: -0.01em;
}

.price-summary.has-discount .price-value {
  color: var(--brand-green);
}

.price-detail {
  font-size: 0.82rem;
  color: var(--gray-text-soft);
  line-height: 1.45;
}

.price-promo {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.2rem 0.6rem;
  background: var(--brand-green);
  color: white;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 4px;
}

/* Feedback del código de promoción */
.codigo-ok {
  color: var(--brand-green);
  font-weight: 500;
}

.codigo-error {
  color: #d9534f;
  font-weight: 500;
}

/* Aviso de pago seguro */
.payment-trust {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-text-muted);
  line-height: 1.5;
}

/* ─── Botón principal ───────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  margin-top: 1.5rem;
  padding: 1rem 2rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: white;
  background: var(--brand-blue);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(79, 163, 209, 0.25);
}

.btn-primary:hover:not(:disabled) {
  background: var(--brand-blue-deep);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(31, 78, 121, 0.25);
}

.btn-primary:disabled {
  background: var(--gray-line);
  cursor: not-allowed;
  box-shadow: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--brand-blue);
  background: var(--bg);
  border: 1px solid var(--brand-blue-line);
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--brand-blue-soft);
  border-color: var(--brand-blue);
}

/* ─── Estados (loading / success / error) ─────────────────── */
.processing-state, .success-state, .error-state {
  display: none;
  text-align: center;
  padding: 2rem;
}

.processing-state.active, .success-state.active, .error-state.active {
  display: block;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--brand-blue-soft);
  border-top-color: var(--brand-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 1.5rem;
}

@keyframes spin { to { transform: rotate(360deg); } }

.processing-state .progress-text {
  font-size: 1rem;
  font-weight: 500;
  color: var(--brand-blue-deep);
  margin-bottom: 0.4rem;
}

.processing-state .progress-hint {
  font-size: 0.85rem;
  color: var(--gray-text-muted);
}

.success-icon, .error-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: inline-block;
}

.success-icon { color: var(--brand-green); }
.error-icon { color: #d9534f; }

.success-state h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--brand-blue-deep);
  margin-bottom: 0.8rem;
}

.success-state .detected-data {
  background: var(--brand-blue-soft);
  border-radius: var(--radius);
  padding: 1.2rem;
  margin: 1.5rem auto;
  max-width: 460px;
  text-align: left;
}

.detected-data h3 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brand-blue);
  margin-bottom: 0.7rem;
}

.detected-row {
  display: flex;
  justify-content: space-between;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--brand-blue-line);
}

.detected-row:last-child { border-bottom: none; }
.detected-row span:first-child { color: var(--gray-text-muted); }
.detected-row span:last-child { color: var(--brand-blue-deep); font-weight: 500; }

.error-state h2 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--brand-blue-deep);
  margin-bottom: 0.6rem;
}

.error-state .error-msg {
  color: var(--gray-text);
  max-width: 460px;
  margin: 0 auto 1.5rem;
}

/* ─── Footer ─────────────────────────────────────────────────── */
.footer {
  padding: 3rem 0 2rem;
  background: var(--brand-blue-deep);
  color: white;
  font-size: 0.88rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
}

.footer h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--brand-blue);
  margin-bottom: 1rem;
}

.footer p, .footer li {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.55;
  margin-bottom: 0.4rem;
}

.footer ul { list-style: none; }
.footer a { color: rgba(255, 255, 255, 0.85); }
.footer a:hover { color: var(--brand-green); }

.footer-bottom {
  max-width: 1100px;
  margin: 2.5rem auto 0;
  padding: 1.5rem 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .header-inner { flex-direction: column; gap: 0.6rem; }
  .form-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .form-card { padding: 1.5rem; }
  .section { padding: 2.5rem 0; }
  .hero { padding: 2.5rem 0 2rem; }
}