/* ==========================================================================
   COSTOS ABC — Sistema de Diseño
   Estilo: editorial corporativo (serif display + grotesca de apoyo)
   Convive con Bootstrap 5 (grid, collapse, accordion).
   ========================================================================== */

:root {
  /* --- Marca --- */
  --brand: #c8102e;            /* rojo profundo institucional */
  --brand-dark: #9c0a22;
  --brand-deep: #6e0717;
  --brand-soft: #fdeef1;       /* fondo tenue del acento */
  --brand-soft-2: #f9dbe1;

  /* --- Tinta / neutros --- */
  --ink-950: #0e1013;
  --ink-900: #14171c;
  --ink-800: #1d2127;
  --ink-700: #2b3038;
  --ink-600: #3e444e;

  --paper: #ffffff;
  --mist: #f6f6f4;             /* superficie suave */
  --mist-2: #efefec;
  --line: #e5e5e0;             /* bordes hairline */
  --line-dark: rgba(255, 255, 255, 0.12);

  --text-heading: #171a1f;
  --text-body: #454b54;
  --text-muted: #6f7580;
  --text-on-dark: rgba(255, 255, 255, 0.82);
  --text-on-dark-muted: rgba(255, 255, 255, 0.55);

  /* --- Tipografía --- */
  --font-sans: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;

  /* --- Forma --- */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 100px;

  /* --- Sombra --- */
  --shadow-card: 0 1px 2px rgba(20, 23, 28, 0.04), 0 8px 24px rgba(20, 23, 28, 0.06);
  --shadow-card-hover: 0 2px 4px rgba(20, 23, 28, 0.05), 0 16px 40px rgba(20, 23, 28, 0.1);
  --shadow-header: 0 1px 0 rgba(20, 23, 28, 0.06), 0 8px 24px rgba(20, 23, 28, 0.05);

  /* --- Movimiento --- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.35s;

  /* Compatibilidad con clases existentes */
  --bg-surface: var(--paper);
  --bg-surface-2: var(--mist);
  --border-subtle: var(--line);
  --text-accent: var(--brand);
  --charcoal-headline: var(--ink-900);
  --canvas-white: var(--paper);
  --light-neutral: var(--mist);
  --vodafone-red: var(--brand);
  --radius-card: var(--radius-md);
}

/* ==========================================================================
   Base
   ========================================================================== */

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-body);
  background-color: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  margin: 0;
}

::selection {
  background: var(--brand);
  color: #fff;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-heading);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: 0;
}

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

a:hover {
  color: var(--brand-dark);
}

img {
  max-width: 100%;
  height: auto;
}

strong {
  color: var(--text-heading);
  font-weight: 600;
}

.section-dark strong,
.page-header strong {
  color: #fff;
}

/* Foco visible accesible */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 2000;
  background: var(--ink-900);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
  left: 0;
  color: #fff;
}

/* ==========================================================================
   Tipografía editorial
   ========================================================================== */

.display-hero {
  font-family: var(--font-serif);
  font-size: clamp(2.9rem, 6.5vw, 5.25rem);
  font-weight: 600;
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: #fff;
}

.display-hero em,
.title-accent em {
  font-style: italic;
  color: var(--brand);
}

.page-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.4vw, 2.9rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.015em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 1.1rem;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--brand);
  display: inline-block;
}

.eyebrow--center {
  justify-content: center;
}

.eyebrow--center::after {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--brand);
  display: inline-block;
}

.eyebrow--on-dark {
  color: #ff8fa3;
}

.eyebrow--on-dark::before,
.eyebrow--on-dark::after {
  background: var(--brand);
}

.lede {
  font-size: clamp(1.1rem, 1.6vw, 1.28rem);
  line-height: 1.65;
  font-weight: 400;
  color: var(--text-muted);
}

.page-header .lede,
.hero-content .lede {
  color: var(--text-on-dark);
}

.text-body-color { color: var(--text-body) !important; }
.text-muted-color { color: var(--text-muted) !important; }

/* ==========================================================================
   Layout de secciones
   ========================================================================== */

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.section--tight {
  padding: clamp(3rem, 5vw, 4.5rem) 0;
}

.section--mist {
  background-color: var(--mist);
}

.section-dark {
  background-color: var(--ink-900);
  color: var(--text-on-dark);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
  color: #fff;
}

.section-dark p {
  color: var(--text-on-dark);
}

.section-head {
  max-width: 720px;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* Línea divisoria fina de marca */
.brand-rule {
  height: 4px;
  width: 100%;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-dark) 60%, var(--brand-deep) 100%);
  border: 0;
  margin: 0;
  opacity: 1;
}

/* ==========================================================================
   Botones
   ========================================================================== */

.btn {
  font-family: var(--font-sans);
  transition: all 0.25s var(--ease-out);
}

.btn-brand,
.btn-outline-ink,
.btn-on-dark,
.btn-ghost-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-brand {
  background-color: var(--brand);
  border-color: var(--brand);
  color: #fff !important;
  box-shadow: 0 6px 18px rgba(200, 16, 46, 0.28);
}

.btn-brand:hover {
  background-color: var(--brand-dark);
  border-color: var(--brand-dark);
  color: #fff !important;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(200, 16, 46, 0.34);
}

.btn-outline-ink {
  background-color: transparent;
  border-color: rgba(23, 26, 31, 0.25);
  color: var(--text-heading) !important;
}

.btn-outline-ink:hover {
  border-color: var(--text-heading);
  background-color: var(--text-heading);
  color: #fff !important;
  transform: translateY(-2px);
}

/* Para fondos oscuros */
.btn-on-dark {
  background-color: #fff;
  border-color: #fff;
  color: var(--ink-900) !important;
}

.btn-on-dark:hover {
  background-color: var(--mist-2);
  transform: translateY(-2px);
  color: var(--ink-900) !important;
}

.btn-ghost-dark {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff !important;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.btn-ghost-dark:hover {
  background-color: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff !important;
  transform: translateY(-2px);
}

/* Flecha que se desplaza al hover */
.btn .btn-arrow {
  transition: transform 0.25s var(--ease-out);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Enlace con flecha */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--brand);
}

.link-arrow svg {
  transition: transform 0.25s var(--ease-out);
}

.link-arrow:hover svg {
  transform: translateX(4px);
}

/* Compatibilidad con clases de botón antiguas */
.btn-pill,
.btn-premium.btn-premium-accent {
  background-color: var(--brand);
  color: #fff !important;
  border-radius: var(--radius-pill);
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  border: 1px solid var(--brand);
}

.btn-pill:hover,
.btn-premium.btn-premium-accent:hover {
  background-color: var(--brand-dark);
  color: #fff !important;
}

.btn-premium {
  background-color: var(--ink-900);
  color: #fff !important;
  border-radius: var(--radius-pill);
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  border: 1px solid var(--ink-900);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-premium:hover {
  background-color: var(--ink-700);
  color: #fff !important;
}

.btn-glass-pill {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff !important;
  border-radius: var(--radius-pill);
  padding: 0.85rem 1.75rem;
  font-weight: 600;
}

.btn-glass-pill:hover {
  background-color: rgba(255, 255, 255, 0.16);
  color: #fff !important;
}

.btn-ghost-pill {
  background-color: transparent;
  border: 1px solid rgba(23, 26, 31, 0.25);
  color: var(--text-heading) !important;
  border-radius: var(--radius-pill);
  padding: 0.85rem 1.75rem;
  font-weight: 600;
}

.btn-ghost-pill:hover {
  background-color: var(--text-heading);
  color: #fff !important;
}

/* ==========================================================================
   Navbar
   ========================================================================== */

.navbar {
  background-color: transparent;
  padding: 1.1rem 0;
  transition: background-color 0.35s ease, padding 0.35s ease, box-shadow 0.35s ease;
}

.navbar .navbar-brand {
  gap: 0.85rem !important;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 5px;
  border: 1px solid rgba(23, 26, 31, 0.08);
  flex-shrink: 0;
}

.brand-mark img {
  height: 100%;
  width: auto;
  object-fit: contain;
}

.brand-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.28rem;
  letter-spacing: 0.02em;
  line-height: 1;
  color: #fff;
  transition: color 0.3s ease;
}

.brand-tag {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1;
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.3s ease;
}

.navbar .nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  padding: 0.5rem 0.95rem !important;
  transition: color 0.2s ease;
  position: relative;
}

.navbar .nav-link::after {
  content: "";
  position: absolute;
  left: 0.95rem;
  right: 0.95rem;
  bottom: 0.15rem;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease-out);
}

.navbar .nav-link:hover::after,
.navbar .nav-link.active::after {
  transform: scaleX(1);
}

.navbar .nav-link:hover {
  color: #fff;
}

.navbar .nav-link.active {
  color: #fff;
  font-weight: 600;
}

.nav-cta {
  margin-left: 0.75rem;
}

.nav-cta .btn-brand {
  padding: 0.55rem 1.3rem;
  font-size: 0.85rem;
  box-shadow: none;
}

/* Estado con scroll: fondo claro */
.navbar-scrolled {
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-header);
  padding: 0.6rem 0;
}

.navbar-scrolled .brand-name { color: var(--text-heading); }
.navbar-scrolled .brand-tag { color: var(--text-muted); }

@media (min-width: 992px) {
  .navbar-scrolled .nav-link { color: var(--text-body); }
  .navbar-scrolled .nav-link:hover,
  .navbar-scrolled .nav-link.active { color: var(--text-heading); }
}

/* Toggler personalizado (hamburguesa fina) */
.navbar-toggler {
  border: 0;
  padding: 0.4rem;
  box-shadow: none !important;
}

.navbar-toggler .bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #fff;
  margin: 5px 0;
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s ease, background-color 0.3s ease;
}

.navbar-scrolled .navbar-toggler .bar {
  background-color: var(--text-heading);
}

.navbar-toggler[aria-expanded="true"] .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar-toggler[aria-expanded="true"] .bar:nth-child(2) {
  opacity: 0;
}
.navbar-toggler[aria-expanded="true"] .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Menú móvil como overlay */
@media (max-width: 991.98px) {
  .navbar-collapse {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: calc(100vh - 100%) !important;
    background-color: rgba(14, 16, 19, 0.97);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    padding: 3rem 2rem;
    display: block !important;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-out), visibility 0.4s !important;
  }

  .navbar-collapse.show {
    opacity: 1;
    visibility: visible;
  }

  .navbar-collapse.collapsing {
    height: calc(100vh - 100%) !important;
    transition: opacity 0.4s var(--ease-out), visibility 0.4s !important;
  }

  .navbar-collapse .navbar-nav {
    gap: 1.35rem;
    align-items: center;
  }

  .navbar-collapse .nav-item {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }

  .navbar-collapse.show .nav-item {
    opacity: 1;
    transform: translateY(0);
  }

  .navbar-collapse.show .nav-item:nth-child(1) { transition-delay: 0.08s; }
  .navbar-collapse.show .nav-item:nth-child(2) { transition-delay: 0.14s; }
  .navbar-collapse.show .nav-item:nth-child(3) { transition-delay: 0.2s; }
  .navbar-collapse.show .nav-item:nth-child(4) { transition-delay: 0.26s; }
  .navbar-collapse.show .nav-item:nth-child(5) { transition-delay: 0.32s; }
  .navbar-collapse.show .nav-item:nth-child(6) { transition-delay: 0.38s; }

  .navbar-collapse .nav-link,
  .navbar-scrolled .navbar-collapse .nav-link {
    color: rgba(255, 255, 255, 0.7) !important;
    font-family: var(--font-serif);
    font-size: 1.6rem !important;
    font-weight: 500 !important;
    text-align: center;
  }

  .navbar-collapse .nav-link::after {
    display: none;
  }

  .navbar-collapse .nav-link:hover,
  .navbar-scrolled .navbar-collapse .nav-link:hover {
    color: #fff !important;
  }

  .navbar-collapse .nav-link.active,
  .navbar-scrolled .navbar-collapse .nav-link.active {
    color: #ff8fa3 !important;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 0.5rem;
  }
}

/* ==========================================================================
   Hero (portada con video) y cabeceras interiores
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--ink-950);
  overflow: hidden;
  /* Reserva espacio para el navbar fijo arriba y el indicador de scroll abajo,
     evitando que el contenido centrado quede debajo del menú. */
  padding-top: 108px;
  padding-bottom: 84px;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(14, 16, 19, 0.72) 0%, rgba(14, 16, 19, 0.55) 45%, rgba(14, 16, 19, 0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-pill);
  padding: 0.5rem 1.1rem;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  background: rgba(255, 255, 255, 0.06);
}

.hero-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 0 rgba(200, 16, 46, 0.6);
  animation: badge-pulse 2.4s infinite;
}

@keyframes badge-pulse {
  0% { box-shadow: 0 0 0 0 rgba(200, 16, 46, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(200, 16, 46, 0); }
  100% { box-shadow: 0 0 0 0 rgba(200, 16, 46, 0); }
}

/* Indicador de scroll */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255, 255, 255, 0.6);
  animation: hint-bob 2.2s ease-in-out infinite;
}

@keyframes hint-bob {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}

/* Cabecera de páginas interiores */
.page-header {
  position: relative;
  background-color: var(--ink-900);
  padding: clamp(9rem, 16vw, 12rem) 0 clamp(4rem, 7vw, 6rem);
  overflow: hidden;
}

.page-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 55% at 85% 10%, rgba(200, 16, 46, 0.16) 0%, transparent 60%),
    radial-gradient(ellipse 45% 45% at 8% 90%, rgba(200, 16, 46, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.page-header .header-grid {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  pointer-events: none;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-on-dark-muted);
  margin-bottom: 1.5rem;
  list-style: none;
  padding: 0;
}

.breadcrumbs a {
  color: var(--text-on-dark-muted);
}

.breadcrumbs a:hover {
  color: #fff;
}

.breadcrumbs .sep {
  opacity: 0.5;
}

.breadcrumbs [aria-current="page"] {
  color: var(--text-on-dark);
  font-weight: 500;
}

/* ==========================================================================
   Tarjetas y paneles
   ========================================================================== */

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: none;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur) ease;
}

.card-feature {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  height: 100%;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur) ease;
}

.card-feature:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: transparent;
}

.card-feature--accent {
  background: linear-gradient(160deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-color: var(--ink-800);
  color: var(--text-on-dark);
}

.card-feature--accent h3,
.card-feature--accent h4 {
  color: #fff;
}

.card-feature--accent p {
  color: var(--text-on-dark);
}

.card-feature h3,
.card-feature h4 {
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card-panel {
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 3rem);
}

.card-panel--paper {
  background: var(--paper);
}

/* Panel claro dentro de una sección oscura: restaurar colores de texto
   (las reglas de .section-dark pintan títulos y párrafos en blanco). */
.section-dark .card-panel--paper h1,
.section-dark .card-panel--paper h2,
.section-dark .card-panel--paper h3,
.section-dark .card-panel--paper h4,
.section-dark .card-panel--paper h5,
.section-dark .card-panel--paper h6 {
  color: var(--text-heading);
}

.section-dark .card-panel--paper p,
.section-dark .card-panel--paper li,
.section-dark .card-panel--paper small,
.section-dark .card-panel--paper label {
  color: var(--text-body);
}

/* Nota / callout */
.callout {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--brand-soft);
  border: 1px solid var(--brand-soft-2);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  color: var(--ink-700);
}

.callout .icon-tile {
  flex-shrink: 0;
}

/* Lista con checks */
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.check-list .check-dot {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 0.2rem;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.section-dark .check-list .check-dot,
.card-feature--accent .check-list .check-dot {
  background: rgba(200, 16, 46, 0.22);
  color: #ff9db0;
}

.check-list .check-dot svg {
  width: 12px;
  height: 12px;
}

/* ==========================================================================
   Iconografía (tiles + animaciones SVG)
   ========================================================================== */

.icon-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--brand-soft);
  color: var(--brand);
  transition: background-color var(--dur) ease, color var(--dur) ease, transform var(--dur) var(--ease-out);
  flex-shrink: 0;
}

.icon-tile svg {
  width: 30px;
  height: 30px;
}

.icon-tile--sm {
  width: 48px;
  height: 48px;
  border-radius: 10px;
}

.icon-tile--sm svg {
  width: 22px;
  height: 22px;
}

.icon-tile--lg {
  width: 76px;
  height: 76px;
}

.icon-tile--lg svg {
  width: 36px;
  height: 36px;
}

.icon-tile--ink {
  background: var(--ink-900);
  color: #fff;
}

.icon-tile--brand {
  background: var(--brand);
  color: #fff;
}

.icon-tile--outline {
  background: transparent;
  border: 1px solid var(--line-dark);
  color: #fff;
}

.icon-tile--mist {
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--brand);
}

/* Al pasar el mouse sobre la tarjeta, el tile se enciende */
.card-feature:hover .icon-tile,
.hover-zone:hover .icon-tile {
  background: var(--brand);
  color: #fff;
  transform: translateY(-3px);
}

.card-feature--accent:hover .icon-tile--brand {
  background: #fff;
  color: var(--brand);
}

/* --------------------------------------------------------------------------
   Animaciones de iconos SVG
   Cada icono expone clases internas (.anim-*) que se activan:
   - en loop suave si el icono tiene .icon-anim--loop
   - al hover del contenedor .card-feature, .hover-zone o .icon-tile
   -------------------------------------------------------------------------- */

.icon-svg * {
  transform-box: fill-box;
}

/* — Barras de un gráfico que crecen — */
@keyframes icon-bar-grow {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.55); }
}

.anim-bar {
  transform-origin: bottom;
}

.icon-anim--loop .anim-bar-1 { animation: icon-bar-grow 2.6s var(--ease-out) infinite; }
.icon-anim--loop .anim-bar-2 { animation: icon-bar-grow 2.6s var(--ease-out) 0.3s infinite; }
.icon-anim--loop .anim-bar-3 { animation: icon-bar-grow 2.6s var(--ease-out) 0.6s infinite; }

.card-feature:hover .anim-bar-1, .hover-zone:hover .anim-bar-1 { animation: icon-bar-grow 1.4s var(--ease-out) infinite; }
.card-feature:hover .anim-bar-2, .hover-zone:hover .anim-bar-2 { animation: icon-bar-grow 1.4s var(--ease-out) 0.18s infinite; }
.card-feature:hover .anim-bar-3, .hover-zone:hover .anim-bar-3 { animation: icon-bar-grow 1.4s var(--ease-out) 0.36s infinite; }

/* — Trazo que se dibuja (flechas de tendencia, flujos) — */
@keyframes icon-draw {
  0% { stroke-dashoffset: 60; opacity: 0.35; }
  55%, 100% { stroke-dashoffset: 0; opacity: 1; }
}

.anim-draw {
  stroke-dasharray: 60;
  stroke-dashoffset: 0;
}

.icon-anim--loop .anim-draw {
  animation: icon-draw 3s var(--ease-out) infinite;
}

.card-feature:hover .anim-draw,
.hover-zone:hover .anim-draw {
  animation: icon-draw 1.6s var(--ease-out) infinite;
}

/* — Moneda que "cae" en la pila — */
@keyframes icon-coin-drop {
  0% { transform: translateY(0); opacity: 1; }
  45% { transform: translateY(-5px); opacity: 1; }
  100% { transform: translateY(0); opacity: 1; }
}

.icon-anim--loop .anim-coin { animation: icon-coin-drop 2.8s ease-in-out infinite; }
.card-feature:hover .anim-coin, .hover-zone:hover .anim-coin { animation: icon-coin-drop 1.4s ease-in-out infinite; }

/* — Aguja de medidor (drivers) — */
@keyframes icon-needle {
  0%, 100% { transform: rotate(-32deg); }
  50% { transform: rotate(28deg); }
}

.anim-needle {
  transform-box: view-box;
  transform-origin: 12px 16.5px;
}

.icon-anim--loop .anim-needle { animation: icon-needle 3.2s ease-in-out infinite; }
.card-feature:hover .anim-needle, .hover-zone:hover .anim-needle { animation: icon-needle 1.6s ease-in-out infinite; }

/* — Check que aparece (cumplimiento) — */
@keyframes icon-check-pop {
  0% { stroke-dashoffset: 24; }
  35% { stroke-dashoffset: 24; }
  70%, 100% { stroke-dashoffset: 0; }
}

.anim-check {
  stroke-dasharray: 24;
  stroke-dashoffset: 0;
}

.icon-anim--loop .anim-check { animation: icon-check-pop 3s ease-out infinite; }
.card-feature:hover .anim-check, .hover-zone:hover .anim-check { animation: icon-check-pop 1.6s ease-out infinite; }

/* — Gota que ondula (acueducto) — */
@keyframes icon-ripple {
  0% { transform: scale(1); opacity: 1; }
  70% { transform: scale(1.55); opacity: 0; }
  100% { transform: scale(1.55); opacity: 0; }
}

.anim-ripple {
  transform-origin: center;
}

.icon-anim--loop .anim-ripple { animation: icon-ripple 2.6s ease-out infinite; }
.card-feature:hover .anim-ripple, .hover-zone:hover .anim-ripple { animation: icon-ripple 1.5s ease-out infinite; }

/* — Flujo por tubería (alcantarillado) — */
@keyframes icon-flow {
  0% { stroke-dashoffset: 12; }
  100% { stroke-dashoffset: 0; }
}

.anim-flow {
  stroke-dasharray: 4 8;
}

.icon-anim--loop .anim-flow { animation: icon-flow 1.6s linear infinite; }
.card-feature:hover .anim-flow, .hover-zone:hover .anim-flow { animation: icon-flow 0.9s linear infinite; }

/* — Rotación (aseo/reciclaje, engranajes) — */
@keyframes icon-spin {
  to { transform: rotate(360deg); }
}

.anim-spin {
  transform-origin: center;
}

.icon-anim--loop .anim-spin { animation: icon-spin 7s linear infinite; }
.card-feature:hover .anim-spin, .hover-zone:hover .anim-spin { animation: icon-spin 3.2s linear infinite; }

/* — Pulso sutil (nodos de actividad) — */
@keyframes icon-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.28); }
}

.anim-pulse {
  transform-origin: center;
}

.icon-anim--loop .anim-pulse { animation: icon-pulse 2.4s ease-in-out infinite; }
.icon-anim--loop .anim-pulse-2 { animation: icon-pulse 2.4s ease-in-out 0.4s infinite; transform-origin: center; }
.icon-anim--loop .anim-pulse-3 { animation: icon-pulse 2.4s ease-in-out 0.8s infinite; transform-origin: center; }
.card-feature:hover .anim-pulse, .hover-zone:hover .anim-pulse { animation: icon-pulse 1.3s ease-in-out infinite; }
.card-feature:hover .anim-pulse-2, .hover-zone:hover .anim-pulse-2 { animation: icon-pulse 1.3s ease-in-out 0.2s infinite; transform-origin: center; }
.card-feature:hover .anim-pulse-3, .hover-zone:hover .anim-pulse-3 { animation: icon-pulse 1.3s ease-in-out 0.4s infinite; transform-origin: center; }

/* — Balanceo suave (balanza, campana) — */
@keyframes icon-sway {
  0%, 100% { transform: rotate(-6deg); }
  50% { transform: rotate(6deg); }
}

.anim-sway {
  transform-origin: top center;
}

.icon-anim--loop .anim-sway { animation: icon-sway 2.8s ease-in-out infinite; }
.card-feature:hover .anim-sway, .hover-zone:hover .anim-sway { animation: icon-sway 1.4s ease-in-out infinite; }

/* ==========================================================================
   Estadísticas
   ========================================================================== */

.stat {
  text-align: center;
}

.stat .stat-value {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  font-weight: 600;
  line-height: 1;
  color: var(--text-heading);
  letter-spacing: -0.02em;
}

.stat .stat-value .stat-suffix {
  color: var(--brand);
}

.stat .stat-label {
  margin-top: 0.5rem;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.section-dark .stat .stat-value {
  color: #fff;
}

.section-dark .stat .stat-label {
  color: var(--text-on-dark-muted);
}

/* ==========================================================================
   Proceso / metodología (pasos numerados)
   ========================================================================== */

.step-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  height: 100%;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.step-num {
  font-family: var(--font-serif);
  font-size: 3.4rem;
  font-weight: 600;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--brand);
  display: block;
  margin-bottom: 1.1rem;
}

.step-card--featured {
  border-color: var(--brand);
  box-shadow: 0 0 0 1px var(--brand), var(--shadow-card);
}

.step-card--featured .step-num {
  color: var(--brand);
  -webkit-text-stroke: 0;
}

.step-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Testimonios
   ========================================================================== */

.quote-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}

.quote-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.quote-mark {
  font-family: var(--font-serif);
  font-size: 3.2rem;
  line-height: 0.6;
  color: var(--brand);
  display: block;
  margin-bottom: 1.2rem;
}

.quote-card blockquote {
  font-family: var(--font-serif);
  font-size: 1.12rem;
  line-height: 1.55;
  color: var(--ink-700);
  margin-bottom: 1.5rem;
}

.quote-author {
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.quote-author .name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-heading);
}

.quote-author .role {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Acordeón (FAQ) — reestilizado sobre Bootstrap
   ========================================================================== */

.accordion-modern .accordion-item {
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-md) !important;
  background: var(--paper);
  margin-bottom: 0.9rem;
  overflow: hidden;
}

.accordion-modern .accordion-button {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text-heading);
  background: var(--paper);
  padding: 1.25rem 1.5rem;
  box-shadow: none !important;
}

.accordion-modern .accordion-button:not(.collapsed) {
  color: var(--brand);
  background: var(--paper);
}

.accordion-modern .accordion-button::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23454b54' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M8 3v10M3 8h10'/%3E%3C/svg%3E");
  transition: transform 0.3s var(--ease-out);
}

.accordion-modern .accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23c8102e' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M3 8h10'/%3E%3C/svg%3E");
  transform: rotate(180deg);
}

.accordion-modern .accordion-body {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-body);
}

/* ==========================================================================
   Formularios
   ========================================================================== */

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-heading);
  margin-bottom: 0.45rem;
}

.form-control,
.form-select {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  font-size: 0.98rem;
  color: var(--text-heading);
  background-color: var(--paper);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control::placeholder {
  color: #a6abb5;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.1);
}

.form-check-input:checked {
  background-color: var(--brand);
  border-color: var(--brand);
}

.form-check-input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.12);
}

/* ==========================================================================
   Footer
   ========================================================================== */

footer.site-footer {
  background-color: var(--ink-950);
  color: var(--text-on-dark-muted);
  padding: clamp(3.5rem, 6vw, 5.5rem) 0 2rem;
}

.site-footer h2, .site-footer h3 {
  color: #fff;
}

.footer-heading {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1.25rem;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.site-footer a {
  color: var(--text-on-dark-muted);
  transition: color 0.2s ease;
}

.site-footer a:hover {
  color: #fff;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.35rem;
  color: #fff;
  letter-spacing: 0.02em;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 0.25rem;
  color: var(--brand);
}

.footer-social {
  display: flex;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line-dark);
  color: var(--text-on-dark-muted);
  transition: all 0.25s ease;
}

.footer-social a:hover {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid var(--line-dark);
  margin-top: 3rem;
  padding-top: 1.75rem;
  font-size: 0.88rem;
}

/* ==========================================================================
   Animaciones de entrada (reveal)
   ========================================================================== */

/* Sin JS el contenido es visible; main.js añade .reveal-ready al <html>
   solo cuando puede garantizar la revelación. */
html.reveal-ready .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

html.reveal-ready .reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

html.reveal-ready .reveal-d1 { transition-delay: 0.1s; }
html.reveal-ready .reveal-d2 { transition-delay: 0.2s; }
html.reveal-ready .reveal-d3 { transition-delay: 0.3s; }
html.reveal-ready .reveal-d4 { transition-delay: 0.4s; }

/* ==========================================================================
   Utilidades varias
   ========================================================================== */

.img-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  position: relative;
}

.img-frame img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.img-frame--accent::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(23, 26, 31, 0.08);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-700);
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 0.4rem 0.95rem;
}

.chip svg {
  color: var(--brand);
}

.divider-soft {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
  opacity: 1;
}

/* Tabla comparativa */
.table-modern {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 0.96rem;
}

.table-modern th {
  background: var(--ink-900);
  color: #fff;
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 1rem 1.25rem;
  text-align: left;
}

.table-modern td {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--text-body);
  background: var(--paper);
  vertical-align: top;
}

.table-modern tr td:first-child {
  font-weight: 600;
  color: var(--text-heading);
  background: var(--mist);
  width: 34%;
}

/* Contenido legal / prosa larga */
.prose h2 {
  font-size: 1.5rem;
  margin-top: 2.75rem;
  margin-bottom: 0.9rem;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p,
.prose ul {
  margin-bottom: 1.1rem;
}

.prose li {
  margin-bottom: 0.4rem;
}

/* WhatsApp flotante */
.whatsapp-fab {
  position: fixed;
  right: 1.4rem;
  bottom: 1.4rem;
  z-index: 1030;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s ease;
}

.whatsapp-fab:hover {
  transform: translateY(-3px) scale(1.05);
  color: #fff;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

/* ==========================================================================
   Impresión y accesibilidad
   ========================================================================== */

@media print {
  .navbar, .btn, footer, .whatsapp-fab, .scroll-hint {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html.reveal-ready .reveal {
    opacity: 1;
    transform: none;
  }
}