/* ============================================================
   PROENERGY — SISTEMA DE DISEÑO (Fase 4)
   Hoja de estilos central. Toda decisión visual del sitio sale
   de estas variables. Si un valor no está aquí, no se usa.

   Requiere en el <head> de cada página (además de esta hoja):
   <link href="https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@500;700&display=swap" rel="stylesheet">
   ============================================================ */

/* ------------ TIPOGRAFÍAS DE LA IDENTIDAD ------------ */
/* Sinkin Sans: misma fuente del material impreso (autoalojada) */
@font-face {
  font-family: 'Sinkin Sans';
  src: url('../Fonts/SinkinSans/SinkinSans-700Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Sinkin Sans';
  src: url('../Fonts/SinkinSans/SinkinSans-800Black.otf') format('opentype');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

/* ------------ VARIABLES (tokens del sistema) ------------ */
:root {
  /* Color — paleta oficial PE_paleta-de-color */
  --pe-crema:   #F0EEE9;  /* fondo base */
  --pe-marino:  #151F2F;  /* secciones de contraste */
  --pe-teal:    #11363E;  /* secundario */
  --pe-naranja: #FE4306;  /* EXCLUSIVO CTA principal — máx. 1 por pantalla */
  --pe-naranja-hover: #d93800;
  --pe-carbon:  #292C2D;  /* texto sobre fondos claros */
  --pe-blanco:  #FFFFFF;
  --pe-whatsapp: #25D366; /* solo el botón flotante */

  /* Tipografía */
  --pe-font-head: 'Sinkin Sans', 'Arial Black', sans-serif;   /* titulares 700/800 */
  --pe-font-body: 'Instrument Sans', 'Segoe UI', sans-serif;  /* texto */
  --pe-font-num:  'JetBrains Mono', 'Consolas', monospace;    /* TODAS las cifras */

  /* Escala tipográfica — 6 niveles, sin excepciones */
  --pe-fs-display:  clamp(2.1rem, 6vw, 3.25rem);   /* 1. Hero */
  --pe-fs-title:    clamp(1.55rem, 4.5vw, 2.25rem);/* 2. Título de sección */
  --pe-fs-subtitle: clamp(1.15rem, 3vw, 1.4rem);   /* 3. Subtítulo / título de tarjeta */
  --pe-fs-lead:     clamp(1.05rem, 2.5vw, 1.2rem); /* 4. Texto destacado */
  --pe-fs-body:     1rem;                          /* 5. Texto normal */
  --pe-fs-small:    0.85rem;                       /* 6. Etiquetas / notas */

  /* Geometría — idéntica en todo el sitio */
  --pe-radius: 12px;                                /* esquinas (heredado del impreso) */
  --pe-shadow: 0 8px 24px rgba(21, 31, 47, 0.12);   /* única sombra permitida */

  /* Ritmo */
  --pe-space-section: clamp(4rem, 9vw, 6.5rem);     /* respiración vertical de secciones */
  --pe-container: 1140px;                           /* ancho máximo uniforme */
  --pe-content: 820px;                              /* ancho máximo de texto corrido */
}

/* ------------ BASE ------------ */
.pe-body,
body.pe {
  background-color: var(--pe-crema);
  color: var(--pe-carbon);
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-body);
  line-height: 1.7;
  margin: 0;
}

/* ------------ ESCALA TIPOGRÁFICA ------------ */
.pe-display {
  font-family: var(--pe-font-head);
  font-weight: 800;
  font-size: var(--pe-fs-display);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 1rem 0;
}

.pe-title {
  font-family: var(--pe-font-head);
  font-weight: 700;
  font-size: var(--pe-fs-title);
  line-height: 1.2;
  margin: 0 0 1rem 0;
}

.pe-subtitle {
  font-family: var(--pe-font-head);
  font-weight: 700;
  font-size: var(--pe-fs-subtitle);
  line-height: 1.3;
  margin: 0 0 0.6rem 0;
}

.pe-lead {
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-lead);
  line-height: 1.7;
  margin: 0 0 1rem 0;
}

.pe-text {
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-body);
  line-height: 1.7;
  margin: 0 0 1rem 0;
}

.pe-small {
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-small);
  line-height: 1.5;
}

/* TODAS las cifras del sitio: pesos, kWp, años, porcentajes */
.pe-num {
  font-family: var(--pe-font-num);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* ------------ CONTENEDORES Y RITMO ------------ */
.pe-container {
  max-width: var(--pe-container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.pe-content {
  max-width: var(--pe-content);
  margin: 0 auto;
}

.pe-section {
  padding: var(--pe-space-section) 0;
  background-color: var(--pe-crema);
  color: var(--pe-carbon);
}

/* Sección de contraste: marino con texto crema */
.pe-section--dark {
  background-color: var(--pe-marino);
  color: var(--pe-crema);
}

/* Cuadrícula sutil heredada de los one-pagers (solo sobre marino) */
.pe-grid-pattern {
  background-image:
    linear-gradient(rgba(240, 238, 233, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 238, 233, 0.055) 1px, transparent 1px);
  background-size: 36px 36px;
}

/* ------------ ETIQUETA DE SECCIÓN (kicker) ------------ */
.pe-tag {
  display: inline-block;
  font-family: var(--pe-font-body);
  font-weight: 600;
  font-size: var(--pe-fs-small);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--pe-teal);
  margin-bottom: 0.9rem;
}

.pe-section--dark .pe-tag {
  color: var(--pe-crema);
  opacity: 0.7;
}

/* ------------ BOTONES (solo estos dos) ------------ */
.pe-btn {
  display: inline-block;
  font-family: var(--pe-font-head);
  font-weight: 700;
  font-size: var(--pe-fs-body);
  text-decoration: none;
  text-align: center;
  padding: 0.95rem 1.9rem;
  border-radius: var(--pe-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease, transform 0.15s ease;
}

.pe-btn:hover,
.pe-btn:focus {
  transform: translateY(-2px);
}

/* Primario: naranja. REGLA DURA: máx. un elemento naranja por pantalla. */
.pe-btn--primary {
  background-color: var(--pe-naranja);
  color: var(--pe-blanco);
}

.pe-btn--primary:hover,
.pe-btn--primary:focus {
  background-color: var(--pe-naranja-hover);
  color: var(--pe-blanco);
}

/* Secundario: contorno. Toma el color del fondo donde vive. */
.pe-btn--secondary {
  background-color: transparent;
  border-color: var(--pe-marino);
  color: var(--pe-marino);
}

.pe-btn--secondary:hover,
.pe-btn--secondary:focus {
  background-color: var(--pe-marino);
  color: var(--pe-crema);
}

.pe-section--dark .pe-btn--secondary {
  border-color: var(--pe-crema);
  color: var(--pe-crema);
}

.pe-section--dark .pe-btn--secondary:hover,
.pe-section--dark .pe-btn--secondary:focus {
  background-color: var(--pe-crema);
  color: var(--pe-marino);
}

.pe-btn i {
  margin-right: 0.5rem;
}

@media (max-width: 576px) {
  .pe-btn {
    display: block;
    width: 100%;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ------------ TARJETA (un solo estilo) ------------ */
.pe-card {
  background-color: var(--pe-blanco);
  border-radius: var(--pe-radius);
  box-shadow: var(--pe-shadow);
  padding: 1.75rem 1.5rem;
}

.pe-section--dark .pe-card {
  background-color: var(--pe-teal);
  color: var(--pe-crema);
  box-shadow: none;
}

/* ------------ CHIP (borde naranja, heredado del impreso) ------------ */
.pe-chip {
  display: inline-block;
  font-family: var(--pe-font-body);
  font-weight: 600;
  font-size: var(--pe-fs-small);
  color: var(--pe-carbon);
  border: 1.5px solid var(--pe-naranja);
  border-radius: var(--pe-radius);
  padding: 0.4rem 0.9rem;
  margin: 0.2rem 0.25rem 0.2rem 0;
}

.pe-section--dark .pe-chip {
  color: var(--pe-crema);
}

/* ------------ FOTO CON VELO A MARINO ------------ */
.pe-photo {
  position: relative;
  border-radius: var(--pe-radius);
  overflow: hidden;
  display: block;
}

.pe-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pe-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(21, 31, 47, 0.65), rgba(21, 31, 47, 0.08) 55%);
  pointer-events: none;
}

/* Variante hero: velo completo para poner texto encima */
.pe-photo--hero::after {
  background: linear-gradient(rgba(21, 31, 47, 0.78), rgba(21, 31, 47, 0.78));
}

/* ------------ ACORDEÓN (FAQ) — sobre marcado de Bootstrap ------------ */
.pe-accordion .accordion-item {
  background-color: var(--pe-blanco);
  border: none;
  border-radius: var(--pe-radius) !important;
  margin-bottom: 0.75rem;
  box-shadow: var(--pe-shadow);
  overflow: hidden;
}

.pe-accordion .accordion-button {
  background-color: var(--pe-blanco);
  color: var(--pe-marino);
  font-family: var(--pe-font-head);
  font-weight: 700;
  font-size: var(--pe-fs-body);
  padding: 1.1rem 1.25rem;
  box-shadow: none;
}

.pe-accordion .accordion-button:not(.collapsed) {
  background-color: var(--pe-teal);
  color: var(--pe-crema);
}

.pe-accordion .accordion-button:focus {
  box-shadow: none;
}

.pe-accordion .accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}

.pe-accordion .accordion-body {
  font-family: var(--pe-font-body);
  color: var(--pe-carbon);
  font-size: var(--pe-fs-body);
  line-height: 1.75;
  padding: 1.1rem 1.25rem;
}

/* ------------ GARANTÍA DE POR VIDA (diferenciador) ------------ */
/* Recuadro destacado: fondo blanco con la barra lateral naranja del sistema */
.pe-warranty-life {
  background-color: var(--pe-blanco);
  border-left: 5px solid var(--pe-naranja);
  border-radius: var(--pe-radius);
  box-shadow: var(--pe-shadow);
  padding: 1rem 1.25rem;
  margin-top: 0.9rem;
}

/* ------------ PASOS NUMERADOS ------------ */
.pe-step {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  padding: 1.3rem 1.25rem;
  border-radius: var(--pe-radius);
  margin-bottom: 0.9rem;
}

.pe-step-number {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: var(--pe-radius);
  background-color: var(--pe-teal);
  color: var(--pe-crema);
  font-family: var(--pe-font-num);
  font-weight: 700;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pe-step--highlight {
  background-color: var(--pe-teal);
  box-shadow: var(--pe-shadow);
}

.pe-step--highlight .pe-step-number {
  background-color: var(--pe-crema);
  color: var(--pe-teal);
}

/* ------------ CIFRAS GRANDES (barra de credibilidad, specs) ------------ */
.pe-stat {
  text-align: center;
}

.pe-stat .pe-stat-value {
  font-family: var(--pe-font-num);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  line-height: 1.15;
}

.pe-stat .pe-stat-label {
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-small);
  opacity: 0.75;
  margin-top: 0.3rem;
}

/* ------------ BASE PARA PÁGINAS HEREDADAS ------------ */
/* Con class="pe" en el <body>, las páginas del desarrollador
   original adoptan las tipografías y colores del sistema sin
   reescribir todo su marcado. */
.pe h1, .pe h2, .pe h3, .pe h4, .pe h5, .pe h6 {
  font-family: var(--pe-font-head);
  font-weight: 700;
}

.pe footer {
  background-color: var(--pe-marino);
  color: var(--pe-crema);
  padding: 3.5rem 1.5rem;
}

.pe footer p {
  margin: 0;
}

.pe-footer-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.pe-footer-offices {
  width: 100%;
}

.pe-footer-offices-label {
  font-family: var(--pe-font-num);
  font-size: 0.67rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(240, 238, 233, 0.38);
  display: block;
  text-align: center;
  margin-bottom: 1.25rem;
}

.pe-footer-offices-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.25rem 3rem;
  max-width: 720px;
  margin: 0 auto;
}

.pe-footer-office-name {
  font-family: var(--pe-font-num);
  font-size: 0.67rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(240, 238, 233, 0.48);
  display: block;
  margin-bottom: 0.35rem;
}

.pe-footer-office-addr {
  font-style: normal;
  font-size: 0.82rem;
  color: rgba(240, 238, 233, 0.72);
  line-height: 1.55;
  margin: 0;
}

.pe-footer-copy {
  font-size: 0.78rem;
  color: rgba(240, 238, 233, 0.32);
}

@media (max-width: 640px) {
  .pe-footer-offices-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    text-align: center;
  }
}

.pe .text-primary {
  color: var(--pe-teal) !important;
}

.pe .bg-light {
  background-color: var(--pe-crema) !important;
}

/* ------------ BOTÓN FLOTANTE DE WHATSAPP ------------ */
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 9000;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--pe-whatsapp);
  color: var(--pe-blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: var(--pe-shadow);
  text-decoration: none;
  transition: transform 0.2s ease;
}

.whatsapp-float:hover,
.whatsapp-float:focus {
  color: var(--pe-blanco);
  transform: scale(1.08);
}

@media (max-width: 576px) {
  .whatsapp-float {
    width: 56px;
    height: 56px;
    font-size: 1.8rem;
    right: 14px;
    bottom: 14px;
  }
}

/* ------------ CIFRAS DE CREDIBILIDAD SOBRE FONDO CLARO ------------ */
/* Sobre fondo crema, los valores numéricos de .pe-stat se muestran en teal */
.pe-section .pe-stat .pe-stat-value {
  color: var(--pe-teal);
}

/* ------------ BADGE DE PASO DESTACADO — va con .pe-step ------------ */
.step-badge {
  display: inline-block;
  font-family: var(--pe-font-body);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  background-color: var(--pe-crema);
  color: var(--pe-teal);
  padding: 0.3rem 0.8rem;
  border-radius: var(--pe-radius);
  margin-bottom: 0.6rem;
}

/* ------------ TARJETAS DE MICRO-PRUEBA (layout 2 + 1) ------------ */
.pe-proof-layout {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}
.pe-proof-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
@media (min-width: 640px) {
  .pe-proof-row { flex-direction: row; align-items: stretch; }
}
/* .pe-proof-card extiende .pe-card; diseño editorial centrado */
.pe-proof-card {
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  text-align: left;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 4px 20px rgba(21, 31, 47, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
@media (hover: hover) {
  .pe-proof-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(21, 31, 47, 0.18);
  }
}
.pe-proof-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: var(--pe-radius);
  background-color: rgba(17, 54, 62, 0.08);
  color: var(--pe-teal);
}
.pe-proof-card-body {
  flex: 1;
  min-width: 0;
}
.pe-proof-card-title {
  font-family: var(--pe-font-head);
  font-weight: 700;
  font-size: var(--pe-fs-subtitle);
  color: var(--pe-marino);
  margin: 0;
  line-height: 1.3;
}
.pe-proof-card-title::after {
  content: '';
  display: block;
  width: calc(100% - 96px);
  height: 3px;
  background-color: var(--pe-teal);
  margin: 0.65rem 0;
}
.pe-proof-card-text {
  font-size: var(--pe-fs-small);
  color: var(--pe-carbon);
  opacity: 0.72;
  margin: 0;
  line-height: 1.6;
}
/* Franja protagonista: cifra $120,000 — enlace a calculadora */
.pe-proof-climax {
  background-color: var(--pe-teal);
  border-radius: var(--pe-radius);
  padding: 1.4rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  color: var(--pe-crema);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s ease, filter 0.25s ease;
}
@media (hover: hover) {
  .pe-proof-climax:hover {
    transform: translateY(-3px);
    filter: brightness(1.09);
  }
}
.pe-proof-climax-icon {
  color: var(--pe-naranja);
  margin-bottom: 0.5rem;
}
.pe-proof-climax-qualifier {
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-small);
  font-weight: 500;
  opacity: 0.75;
}
.pe-proof-climax-num {
  font-family: var(--pe-font-num);
  font-weight: 700;
  font-size: clamp(4rem, 11vw, 6.5rem);
  line-height: 1;
}
.pe-proof-climax-sub {
  font-family: var(--pe-font-body);
  font-size: var(--pe-fs-body);
  opacity: 0.72;
  margin-top: 0.25rem;
}

/* ------------ CAJA DE URGENCIA (siempre sobre marino) ------------ */
.pe-urgency-box {
  border-left: 4px solid var(--pe-teal);
  background-color: rgba(17, 54, 62, 0.5);
  border-radius: 0 var(--pe-radius) var(--pe-radius) 0;
  padding: 1.25rem 1.5rem;
  margin: 1.75rem auto;
  max-width: var(--pe-content);
  text-align: left;
}
.pe-urgency-box p {
  margin: 0;
  color: var(--pe-crema);
  font-size: var(--pe-fs-body);
  line-height: 1.7;
  opacity: 0.92;
}

/* ------------ TESTIMONIO PLACEHOLDER ------------ */
.pe-testimonial-placeholder {
  border: 2px solid rgba(21, 31, 47, 0.18);
  border-radius: var(--pe-radius);
  padding: 1.5rem 1.75rem;
  margin: 2.5rem auto 0 auto;
  max-width: var(--pe-content);
  background-color: rgba(21, 31, 47, 0.03);
  text-align: left;
}
.pe-testimonial-placeholder .pe-testimonial-quote {
  font-style: italic;
  font-size: var(--pe-fs-lead);
  line-height: 1.8;
  color: var(--pe-carbon);
  opacity: 0.35;
  margin: 0 0 0.5rem 0;
}
.pe-testimonial-placeholder .pe-testimonial-attr {
  font-size: var(--pe-fs-small);
  color: var(--pe-carbon);
  opacity: 0.3;
  margin: 0;
}
/* Variante sobre sección oscura */
.pe-section--dark .pe-testimonial-placeholder {
  border-color: rgba(240, 238, 233, 0.2);
  background-color: rgba(240, 238, 233, 0.06);
}
.pe-section--dark .pe-testimonial-placeholder .pe-testimonial-quote {
  color: var(--pe-crema);
}
.pe-section--dark .pe-testimonial-placeholder .pe-testimonial-attr {
  color: var(--pe-crema);
}

/* ------------ BLOQUE QUIÉNES SOMOS ------------ */
.qs-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin: 1.5rem 0 1.25rem;
}
.qs-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.2rem;
}
.qs-stat-num {
  font-family: var(--pe-font-num);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 700;
  color: var(--pe-teal);
  line-height: 1;
  margin: 0;
}
.qs-stat-label {
  font-size: var(--pe-fs-small);
  color: var(--pe-carbon);
  opacity: 0.7;
  margin: 0;
  letter-spacing: 0.02em;
}
.qs-human {
  font-size: var(--pe-fs-small);
  color: var(--pe-marino);
  font-weight: 500;
  opacity: 0.8;
  margin-bottom: 1.75rem;
  max-width: 46ch;
}
@media (max-width: 991.98px) {
  .qs-stats { gap: 1.75rem; }
  .qs-stat-num { font-size: 1.9rem; }
}
