/* =====================================================================
   COMPONENTES — Dirección "Vector"
   ===================================================================== */

/* ---------------------------------------------------------------------
   NAVBAR
   --------------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(10, 14, 20, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.nav-logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.nav-logo span { color: var(--color-accent); }

.nav-links { display: flex; gap: var(--space-7); align-items: center; }
.nav-link {
  position: relative;
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  padding-block: var(--space-2);
}
.nav-link::after {
  content: '';
  position: absolute; left: 0; bottom: 0;
  height: 1px; width: 0;
  background: var(--color-accent);
  transition: width var(--duration-medium) var(--ease-standard);
}
.nav-link:hover { color: var(--color-text-primary); }
.nav-link:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: var(--space-4); }
.nav-lang-switch { display: flex; gap: var(--space-2); font-family: var(--font-mono); font-size: var(--fs-caption); }
.nav-lang-switch a { opacity: 0.5; transition: opacity var(--duration-fast) var(--ease-standard); }
.nav-lang-switch a.active, .nav-lang-switch a:hover { opacity: 1; color: var(--color-accent); }

.nav-toggle { display: none; background: none; border: none; color: var(--color-text-primary); font-size: 1.5rem; line-height: 1; padding: var(--space-2); position: relative; z-index: 210; }

@media (max-width: 860px) {
  .nav-toggle { display: block; }

  /* Panel de navegación móvil: opaco, a pantalla completa (por debajo del navbar),
     con z-index explícito por encima de todo el contenido de la página, y
     propiedades de posición explícitas (no "inset" abreviado) para máxima
     compatibilidad y para evitar que se quede encogido a su propio contenido. */
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    margin: 0;
    z-index: 200;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-6);
    overflow-y: auto;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
    transform: translateX(100%);
    transition: transform var(--duration-medium) var(--ease-out-expo);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links .nav-link { font-size: var(--fs-lead); }
}

/* Bloquea el scroll del fondo mientras el menú móvil está abierto */
body.nav-open { overflow: hidden; }

/* ---------------------------------------------------------------------
   HERO
   --------------------------------------------------------------------- */
.hero {
  padding-block: var(--space-12) var(--space-11);
  position: relative;
  overflow: hidden;
}
.hero .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-9); align-items: center; }
.hero .container > * { min-width: 0; }
@media (max-width: 900px) { .hero .container { grid-template-columns: 1fr; } }

.hero-kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--color-accent);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: var(--fs-hero);
  letter-spacing: var(--tracking-tight);
  line-height: var(--lh-tight);
}
.hero-lead {
  font-size: var(--fs-lead);
  color: var(--color-text-secondary);
  max-width: 560px;
  margin-top: var(--space-5);
}
.hero-actions { display: flex; gap: var(--space-4); align-items: center; margin-top: var(--space-7); flex-wrap: wrap; }
.hero-link-secondary { font-size: var(--fs-small); color: var(--color-text-secondary); border-bottom: 1px solid var(--color-border-strong); transition: border-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard); }
.hero-link-secondary:hover { color: var(--color-accent); border-color: var(--color-accent); }

/* Panel de datos vivo del motor */
.hero-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}
.hero-panel-label {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

/* Barras de progresión animadas */
.bar-chart { display: flex; align-items: flex-end; gap: var(--space-2); height: 120px; margin-bottom: var(--space-4); }
.bar-chart .bar {
  flex: 1;
  background: linear-gradient(180deg, var(--color-accent), var(--color-accent-dim));
  border-radius: var(--radius-xs) var(--radius-xs) 0 0;
  height: 4px;
  transition: height var(--duration-cinematic) var(--ease-out-expo);
}
.bar-chart.in-view .bar { height: var(--target-height, 50%); }

.hero-panel-metric {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--color-data);
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
}
.hero-panel-metric b { font-size: 1.4rem; color: var(--color-text-primary); }

/* ---------------------------------------------------------------------
   BADGES DE CONFIANZA
   --------------------------------------------------------------------- */
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.trust-badge {
  font-size: var(--fs-caption);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  transition: border-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard), transform var(--duration-fast) var(--ease-standard);
}
.trust-badge:hover { border-color: var(--color-accent); color: var(--color-text-primary); transform: translateY(-2px); }

/* ---------------------------------------------------------------------
   TARJETAS (comparación / método / planes)
   --------------------------------------------------------------------- */
.card-grid { display: grid; gap: var(--space-5); min-width: 0; }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
/* Ficha de plan: columna de contenido ancha + columna de resumen/precio estrecha.
   Antes iba como grid-template-columns inline en plan.php (2fr 1fr fijo, sin
   media query), lo que rompía el layout en móvil al no poder colapsar a 1
   columna. Centralizado aquí para que sea responsive de verdad. */
.card-grid.cols-plan-detail { grid-template-columns: 2fr 1fr; }
@media (max-width: 960px) { .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 780px) { .card-grid.cols-plan-detail { grid-template-columns: 1fr; } }
@media (max-width: 620px) { .card-grid.cols-3, .card-grid.cols-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  min-width: 0;
  transition: transform var(--duration-medium) var(--ease-out-expo),
              border-color var(--duration-medium) var(--ease-standard),
              box-shadow var(--duration-medium) var(--ease-standard);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}
.card-number {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: var(--fs-small);
  margin-bottom: var(--space-3);
}
.card-title { font-size: var(--fs-h3); margin-bottom: var(--space-2); }

/* Tarjeta destacada (recomendada / diferenciador) */
.card-highlight {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-accent-glow);
}

/* ---------------------------------------------------------------------
   TABLA COMPARATIVA (nosotros vs PT vs plantilla genérica)
   --------------------------------------------------------------------- */
.compare-table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.compare-table { width: 100%; min-width: 560px; border-collapse: collapse; }
.compare-table th, .compare-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  font-size: var(--fs-small);
  white-space: nowrap;
}
.compare-table th { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: var(--tracking-wide); font-size: var(--fs-caption); color: var(--color-text-muted); }
.compare-table td.col-us { color: var(--color-data); font-weight: 600; }
.compare-table tr { transition: background-color var(--duration-fast) var(--ease-standard); }
.compare-table tbody tr:hover { background: var(--color-surface); }

/* ---------------------------------------------------------------------
   PLANES (teaser)
   --------------------------------------------------------------------- */
.plan-card { display: flex; flex-direction: column; height: 100%; }
.plan-price { font-family: var(--font-mono); font-size: 1.6rem; color: var(--color-text-primary); margin: var(--space-3) 0; }
.plan-price small { font-size: var(--fs-small); color: var(--color-text-muted); font-weight: 400; }
.plan-features { margin: var(--space-4) 0; flex: 1; }
.plan-features li { padding: var(--space-2) 0; font-size: var(--fs-small); color: var(--color-text-secondary); border-top: 1px solid var(--color-border); }
.plan-features li:first-child { border-top: none; }

/* ---------------------------------------------------------------------
   FAQ (details/summary nativos, accesibles, sin JS)
   --------------------------------------------------------------------- */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item summary {
  padding: var(--space-5) 0;
  font-size: var(--fs-lead);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color var(--duration-fast) var(--ease-standard);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--color-accent); }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-mono);
  color: var(--color-accent);
  transition: transform var(--duration-medium) var(--ease-standard);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: var(--space-5); max-width: 640px; }

/* ---------------------------------------------------------------------
   CTA FINAL
   --------------------------------------------------------------------- */
.cta-final {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}
.cta-final .section-title { max-width: 720px; margin-inline: auto; }

/* ---------------------------------------------------------------------
   FOOTER
   --------------------------------------------------------------------- */
.site-footer { padding-block: var(--space-9) var(--space-6); border-top: 1px solid var(--color-border); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-6); }
.footer-grid > * { min-width: 0; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h4 { font-size: var(--fs-small); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--color-text-muted); margin-bottom: var(--space-4); }
.footer-col a { display: block; font-size: var(--fs-small); color: var(--color-text-secondary); padding-block: var(--space-1); transition: color var(--duration-fast) var(--ease-standard); }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: var(--space-8); padding-top: var(--space-5); border-top: 1px solid var(--color-border); font-size: var(--fs-caption); color: var(--color-text-muted); flex-wrap: wrap; gap: var(--space-3); }
.footer-credit a { color: var(--color-text-muted); border-bottom: 1px dotted var(--color-border-strong); transition: color var(--duration-fast) var(--ease-standard); }
.footer-credit a:hover { color: var(--color-accent); }

/* ---------------------------------------------------------------------
   CONTENIDO LEGAL
   --------------------------------------------------------------------- */
.legal-content { max-width: 760px; }
.legal-content h2 { font-size: var(--fs-h3); margin-top: var(--space-8); }
.legal-content ul { list-style: disc; padding-left: 1.3em; margin-bottom: var(--space-4); }
.legal-content li { margin-bottom: var(--space-2); color: var(--color-text-secondary); }
.legal-notice-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-left: 3px solid var(--color-warning);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  margin-bottom: var(--space-8);
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}

/* ---------------------------------------------------------------------
   FORMULARIOS (cuestionario, actualización de seguimiento)
   --------------------------------------------------------------------- */
.form-section-title {
  font-size: var(--fs-h3);
  margin-top: var(--space-9);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.form-section-title:first-of-type { margin-top: var(--space-6); }

.form-group { margin-top: var(--space-5); }
.form-label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}
.form-hint { font-size: var(--fs-caption); color: var(--color-text-muted); margin-top: var(--space-2); }

.form-input,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  transition: border-color var(--duration-fast) var(--ease-standard);
}
.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-select { appearance: auto; }

.form-check-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-3);
}
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  cursor: pointer;
}
.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  margin-top: 3px;
  accent-color: var(--color-accent);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.form-consent {
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
}
.form-consent .form-check { align-items: flex-start; }
.form-consent a { color: var(--color-accent); border-bottom: 1px dotted var(--color-accent); }

.form-errors {
  background: var(--color-surface);
  border: 1px solid var(--color-danger);
  border-left: 3px solid var(--color-danger);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  margin-top: var(--space-6);
}
.form-errors ul { list-style: disc; padding-left: 1.2em; margin: 0; }
.form-errors li { color: var(--color-text-secondary); margin-bottom: var(--space-1); }

/* ---------------------------------------------------------------------
   VISTA DE PLAN GENERADO (área privada)
   --------------------------------------------------------------------- */
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
@media (max-width: 780px) { .metric-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .metric-grid { grid-template-columns: 1fr; } }

.meal-slot {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-4);
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}
.meal-slot:first-child { border-top: none; }
.meal-slot b { color: var(--color-text-primary); }