@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Montserrat:wght@300;400;500;600;700&display=swap');

:root {
  /* --- SISTEMA CROMÁTICO INMOSOGNA --- */
  /* Oscuros (Textos y Jerarquías) */
  --c-gris-carbono: #111215;
  --c-gris-pizarra: #5A6070;
  
  /* Medios y Líneas (Bordes y Rellenos) */
  --c-gris-ceniza: #E4E7EC;
  --c-gris-bruma: #F2F4F7;
  
  /* Claros y Blancos (Fondos y Paneles) */
  --c-blanco-nieve: #FCFDFD;
  --c-crema-alabastro: #FAF9F6;
  --c-blanco-puro: #FFFFFF;
  
  /* Verdes (Acento y Éxito) */
  --c-verde-calm: #80BFB0;
  --c-verde-fresh: #4DA691;
  --c-verde-esmeralda: #00674F;
  --c-verde-deep: #004D3B;
  --c-verde-trans: rgba(128, 191, 176, 0.08);
  --c-verde-profundo: #004D3B; /* Deep Green para secciones oscuras y profundas */
  
  /* Dorados (Marca y Lujo) */
  --c-oro-soft: #FAF398;
  --c-oro-champagne: #F9F295;
  --c-oro-rolex: #E0AA3E;
  --c-oro-deep: #B88A44;
  --c-oro-mate: var(--c-oro-rolex);
  --c-oro-trans: rgba(250, 243, 152, 0.1);
  --c-oro-hover: var(--c-oro-champagne);

  /* Semánticos */
  --c-rojo-terracota: #B23B2B;
  --c-rojo-trans: rgba(178, 59, 43, 0.08);
  --c-azul-zafiro: #1C3D5A;
  --c-azul-trans: rgba(28, 61, 90, 0.08);

  /* --- TIPOGRAFÍA --- */
  --font-serif: 'Lora', serif;
  --font-sans: 'Montserrat', sans-serif;

  /* --- MEDIDAS --- */
  --max-width: 1280px;
  --nav-height: 80px;
  --topbar-height: 40px;
  --current-topbar-height: var(--topbar-height);
  --subnav-height: 60px;
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  
  /* --- SOMBRAS --- */
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
  --shadow-gold: none;
}

/* =========================================
   RESET & BASE
========================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--c-blanco-puro);
  color: var(--c-gris-carbono);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, .font-serif {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 5%;
}

/* =========================================
   BUTTONS & LINKS
========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 2.5rem;
  border-radius: 0;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.78rem;
  transition: all 0.35s ease;
  cursor: pointer;
  border: 1px solid transparent;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1.4;
}

.btn-primary {
  background-color: var(--c-oro-mate);
  color: var(--c-blanco-puro);
  border-color: var(--c-oro-mate);
}

.btn-primary:hover {
  background-color: var(--c-oro-deep);
  border-color: var(--c-oro-deep);
}

.btn-secondary {
  background-color: transparent;
  color: var(--c-gris-carbono);
  border: 1px solid var(--c-gris-ceniza);
}

.btn-secondary:hover {
  border-color: var(--c-gris-carbono);
}

.btn-outline {
  background-color: transparent;
  color: var(--c-gris-carbono);
  border: 1px solid var(--c-gris-ceniza);
}

.btn-outline:hover {
  border-color: var(--c-gris-carbono);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--c-verde-esmeralda);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: all 0.2s ease;
}

.link-arrow::after {
  content: '→';
  transition: transform 0.2s ease;
}

.link-arrow:hover {
  border-bottom-color: var(--c-verde-esmeralda);
}

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

/* =========================================
   NAVIGATION SYSTEM
========================================= */
.site-header {
  position: relative;
  width: 100%;
  z-index: 1000;
}

/* 1. Top Bar (Utility) */
.top-bar {
  background-color: var(--c-gris-carbono);
  color: var(--c-gris-ceniza);
  height: var(--topbar-height);
  font-size: 0.8rem;
  position: relative;
  z-index: 1020;
}

.top-bar .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-bar-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.top-bar-links a {
  transition: color 0.2s ease;
}

.top-bar-links a:hover {
  color: var(--c-blanco-puro);
}

/* Language Dropdown Selector (VCA Rectilíneo) */
.lang-dropdown-container {
  position: relative;
}

.lang-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  text-transform: uppercase;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.lang-dropdown-trigger .chevron-icon {
  width: 10px;
  height: 10px;
  stroke: currentColor;
  stroke-width: 2;
  transition: transform 0.25s ease;
}

.lang-dropdown-container:hover .lang-dropdown-trigger .chevron-icon {
  transform: rotate(180deg);
}

.lang-dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--c-blanco-puro);
  border: 1px solid var(--c-gris-ceniza);
  padding: 8px 0;
  min-width: 140px;
  display: none;
  z-index: 1050;
  margin-top: 5px;
}

.lang-dropdown-container:hover .lang-dropdown-menu {
  display: block;
}

.lang-dropdown-item {
  display: block;
  padding: 8px 16px;
  color: var(--text-primary) !important;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: background 0.15s ease;
  text-align: left;
}

.lang-dropdown-item:hover {
  background: var(--c-gris-bruma);
  color: var(--text-primary) !important;
}

.lang-dropdown-item.active {
  font-weight: bold;
  color: var(--c-oro-rolex) !important;
}

/* Mobile Language Section */
.mobile-lang-section .mobile-nav-sublinks {
  display: none;
}

.mobile-lang-section.active .mobile-nav-sublinks {
  display: block;
}

.mobile-lang-trigger {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.mobile-lang-trigger svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s ease;
}

.mobile-lang-section.active .mobile-lang-trigger svg {
  transform: rotate(180deg);
}

/* 2. Main Nav */
.main-nav-placeholder {
  height: var(--nav-height);
  width: 100%;
  position: relative;
}

.main-nav {
  position: relative;
  height: var(--nav-height);
  width: 100%;
  background-color: var(--c-blanco-puro);
  border-bottom: 1px solid transparent;
  z-index: 1010;
  /* NO transition by default — this is what prevents the flash.
     Transition is only enabled via .nav-ready after the nav
     has been in fixed+hidden state for at least 1 frame. */
}

/* Only animate when JS has confirmed the nav is ready (already fixed+hidden) */
.main-nav.nav-ready {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.3s ease,
              box-shadow 0.3s ease;
}

/* Control de visibilidad de Main Nav según Scroll */
.scroll-top .main-nav {
  position: relative;
  transform: translateY(0);
  box-shadow: none;
}

.scroll-down .main-nav {
  position: fixed;
  top: 0;
  left: 0;
  transform: translateY(-100%);
  box-shadow: none;
}

.scroll-up .main-nav {
  position: fixed;
  top: 0;
  left: 0;
  transform: translateY(0);
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-gris-ceniza);
  box-shadow: var(--shadow-sm);
}

.main-nav .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--c-gris-carbono);
  letter-spacing: 0.02em;
}

.logo span {
  color: var(--c-oro-mate);
}

.nav-menu {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  height: 100%;
}

.nav-item {
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--c-gris-carbono);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  height: 100%;
  transition: color 0.2s ease;
  cursor: pointer;
}

.nav-link:hover {
  color: var(--c-oro-mate);
}

.nav-link svg {
  width: 12px;
  height: 12px;
  transition: transform 0.2s ease;
}

/* Mega Menu Dropdown */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--c-blanco-puro);
  border-bottom: 1px solid var(--c-gris-ceniza);
  box-shadow: 0 12px 24px rgba(0,0,0,0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 3rem 0;
}

.nav-item:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-item:hover .nav-link svg {
  transform: rotate(180deg);
}

.mega-menu-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 5%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
}

.mega-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-oro-mate);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
}

.mega-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mega-links a {
  display: flex;
  align-items: center;
  font-size: 1rem;
  color: var(--c-gris-carbono);
  font-weight: 500;
  transition: color 0.2s ease;
}

.mega-links a:hover {
  color: var(--c-oro-mate);
}

.mega-links a span.tag {
  background: var(--c-verde-esmeralda);
  color: white;
  font-size: 0.65rem;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  margin-left: 0.5rem;
  text-transform: uppercase;
}

.mega-link-large {
  font-size: 1.25rem !important;
  font-weight: 500 !important;
  margin-bottom: 0.3rem;
  color: var(--c-gris-carbono) !important;
}
.mega-link-large::after {
  content: "›";
  margin-left: 0.3rem;
  font-size: 1.4rem;
  line-height: 1;
}
.mega-link-large:hover {
  color: var(--c-oro-mate) !important;
}

.mega-link-desc {
  font-size: 0.9rem;
  color: var(--c-gris-pizarra);
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.mega-icon-link svg {
  margin-right: 0.5rem;
  width: 18px;
  height: 18px;
  color: var(--c-gris-pizarra);
}
.mega-icon-link:hover svg {
  color: var(--c-oro-mate);
}

.nav-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.nav-actions .btn {
  padding: 0.6rem 1.5rem;
  font-size: 0.9rem;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 2000;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--c-gris-carbono);
  transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* 3. Sub Nav (Sticky Scroll-spy) */
.sub-nav {
  background-color: var(--c-crema-alabastro);
  border-bottom: 1px solid var(--c-gris-ceniza);
  height: var(--subnav-height);
  position: sticky;
  top: 0;
  z-index: 990;
  display: flex;
  align-items: center;
  overflow-x: auto; /* Scroll horizontal en móvil */
  white-space: nowrap;
  /* Animate top so it moves smoothly with main-nav without breaking sticky behavior */
  transition: top 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-top .sub-nav {
  top: 0;
}

.scroll-down .sub-nav {
  top: 0;
}

.scroll-up .sub-nav {
  top: var(--nav-height);
}

/* Bridge pseudo-element: extends upwards from the sub-nav to cover
   the gap between main-nav bottom and sub-nav top during animation.
   It goes behind the main-nav (z-index 999 vs 990) and doesn't overlap sub-nav text. */
.scroll-up .sub-nav::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: var(--c-crema-alabastro);
  pointer-events: none;
}

.sub-nav::-webkit-scrollbar {
  display: none;
}

.sub-nav .container {
  display: flex;
  gap: 2.5rem;
  height: 100%;
}

.sub-nav-link {
  height: 100%;
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-gris-pizarra);
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.sub-nav-link:hover {
  color: var(--c-gris-carbono);
}

.sub-nav-link.active {
  color: var(--c-gris-carbono);
  border-bottom-color: var(--c-oro-mate);
}

/* =========================================
   HERO SECTION
========================================= */
.hero {
  padding-top: calc(var(--topbar-height) + var(--nav-height) + 5rem);
  padding-bottom: 7rem;
  background-color: var(--c-crema-alabastro);
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 580px;
}

.eyebrow {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-gris-pizarra);
  margin-bottom: 1.5rem;
  display: block;
}

.hero h1 {
  font-size: clamp(3rem, 5vw, 4.5rem);
  color: var(--c-gris-carbono);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.hero p {
  font-size: 1.15rem;
  color: var(--c-gris-pizarra);
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

.hero-mockup {
  width: 100%;
  height: auto;
  border-radius: 0;
  transition: opacity 0.5s ease;
}

.hero-visual:hover .hero-mockup {
  opacity: 0.92;
}

/* =========================================
   OVERVIEW GRID SECTION
========================================= */
.section {
  padding: 8rem 0;
}

.section-dark {
  background-color: var(--c-gris-carbono);
  color: var(--c-blanco-puro);
}

.section-deep {
  background-color: var(--c-verde-profundo);
  color: var(--c-blanco-puro);
}

.section-cream {
  background-color: var(--c-crema-alabastro);
}

.overview-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 5rem;
}

.overview-header h2 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.feature-card {
  padding: 2.5rem 2rem;
  background: var(--c-blanco-puro);
  border-radius: 0;
  border: 1px solid var(--c-gris-ceniza);
  transition: border-color 0.35s ease;
}

.feature-card:hover {
  border-color: var(--c-gris-pizarra);
}

.feature-card h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--c-gris-carbono);
}

.feature-card p {
  color: var(--c-gris-pizarra);
  font-size: 0.95rem;
}

/* =========================================
   SPLIT CONTENT SECTIONS
========================================= */
.split-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.split-section.reverse .container {
  direction: rtl;
}

.split-section.reverse .split-content,
.split-section.reverse .split-visual {
  direction: ltr;
}

.split-tag {
  display: inline-block;
  padding: 0.4rem 1rem;
  background-color: var(--c-verde-trans);
  color: var(--c-verde-esmeralda);
  font-weight: 500;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: 0;
  margin-bottom: 1.5rem;
}

.section-dark .split-tag {
  background-color: rgba(181, 146, 35, 0.1);
  color: var(--c-oro-mate);
}

.split-content h2 {
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  margin-bottom: 1.5rem;
}

.split-content p {
  font-size: 1.1rem;
  color: var(--c-gris-pizarra);
  margin-bottom: 2rem;
}

.section-dark .split-content p {
  color: #A0A5B5;
}

.feature-list {
  list-style: none;
  margin-bottom: 2.5rem;
}

.feature-list li {
  margin-bottom: 1.2rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.feature-list li::before {
  content: '✦';
  color: var(--c-oro-mate);
  font-size: 1.2rem;
  line-height: 1.2;
}

.feature-list h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
  color: var(--c-gris-carbono);
}

.section-dark .feature-list h4 {
  color: var(--c-blanco-puro);
}

.feature-list p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

.split-mockup {
  width: 100%;
  border-radius: 0;
}

/* =========================================
   TESTIMONIAL BANNER
========================================= */
.testimonial-banner {
  padding: 8rem 0;
  text-align: center;
  position: relative;
}

.testimonial-quote {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.quote-mark {
  font-family: var(--font-serif);
  font-size: 12rem;
  color: rgba(181, 146, 35, 0.15); /* Oro translúcido */
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  line-height: 1;
  z-index: -1;
}

.testimonial-quote h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.3;
  margin-bottom: 2.5rem;
  font-style: italic;
}

.testimonial-author {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--c-oro-mate);
}

.testimonial-role {
  font-size: 0.9rem;
  color: #A0A5B5;
  margin-top: 0.3rem;
}

/* =========================================
   INTEGRATIONS SECTION
========================================= */
.integrations-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 4rem;
}

.integration-card {
  background: var(--c-blanco-puro);
  border-radius: 0;
  padding: 3rem;
  border: 1px solid var(--c-gris-ceniza);
}

.integration-card.full-width {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  background: var(--c-crema-alabastro);
}

.integration-card h3 {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

/* =========================================
   WHY SECTION
========================================= */
.why-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 6rem;
}

.why-visual {
  position: sticky;
  top: 140px;
  height: fit-content;
}

.why-logo {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--c-blanco-puro);
}

.why-logo span {
  color: var(--c-oro-mate);
}

.why-items {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.why-item h3 {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--c-blanco-puro);
}

.why-item p {
  color: #A0A5B5;
  font-size: 1.1rem;
}

/* =========================================
   PRICING SECTION
========================================= */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--c-blanco-puro);
  border-radius: 0;
  padding: 3.5rem;
  border: 1px solid var(--c-gris-ceniza);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border: 1px solid var(--c-oro-mate);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--c-oro-mate);
  color: var(--c-blanco-puro);
  padding: 0.4rem 1.2rem;
  border-radius: 0;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pricing-name {
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--c-gris-carbono);
  margin-bottom: 1rem;
}

.pricing-price {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--c-gris-carbono);
  line-height: 1;
  margin-bottom: 1.5rem;
}

.pricing-price span {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--c-gris-pizarra);
}

.pricing-desc {
  color: var(--c-gris-pizarra);
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--c-gris-ceniza);
}

.pricing-features {
  list-style: none;
  margin-bottom: 3rem;
  flex-grow: 1;
}

.pricing-features li {
  margin-bottom: 1rem;
  display: flex;
  gap: 0.8rem;
  color: var(--c-gris-carbono);
}

.pricing-features li::before {
  content: '✓';
  color: var(--c-verde-esmeralda);
  font-weight: bold;
}

/* =========================================
   FAQ SECTION
========================================= */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.faq-question {
  padding: 2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--c-blanco-puro);
}

.faq-icon {
  position: relative;
  width: 20px;
  height: 20px;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background-color: var(--c-blanco-puro);
  transition: transform 0.3s ease;
}

.faq-icon::before {
  top: 9px;
  left: 0;
  width: 20px;
  height: 2px;
}

.faq-icon::after {
  top: 0;
  left: 9px;
  width: 2px;
  height: 20px;
}

.faq-item.active .faq-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
  padding-bottom: 2rem;
  color: #A0A5B5;
}

/* =========================================
   FOOTER
========================================= */
.site-footer {
  background-color: #05120D; /* Aún más oscuro que verde profundo */
  color: var(--c-blanco-puro);
  padding: 6rem 0 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 6rem;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.footer-logo span {
  color: var(--c-oro-mate);
}

.footer-tagline {
  color: #A0A5B5;
  max-width: 280px;
  margin-bottom: 2rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  transition: background-color 0.2s ease;
}

.social-links a:hover {
  background-color: var(--c-oro-mate);
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  color: var(--c-blanco-puro);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-col a {
  color: #A0A5B5;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--c-blanco-puro);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #A0A5B5;
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  gap: 2rem;
}

/* =========================================
   MOBILE MENU (FULL SCREEN)
========================================= */
.mobile-menu-overlay {
  position: fixed;
  top: calc(var(--current-topbar-height) + var(--nav-height));
  left: 0;
  width: 100%;
  height: calc(100vh - var(--current-topbar-height) - var(--nav-height));
  background-color: var(--c-blanco-puro);
  z-index: 1500;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), top 0.3s ease, height 0.3s ease;
  overflow-y: auto;
  padding: 2rem 5%;
}

.scroll-down .mobile-menu-overlay,
.scroll-up .mobile-menu-overlay {
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
}

.mobile-menu-overlay.active {
  transform: translateX(0);
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--c-gris-ceniza);
  padding-bottom: 1.5rem;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--c-gris-carbono);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-sublinks {
  list-style: none;
  display: none;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-left: 1rem;
}

.mobile-nav-item.active .mobile-nav-sublinks {
  display: flex;
}

.mobile-nav-sublinks a {
  font-size: 1.1rem;
  color: var(--c-gris-pizarra);
}

.mobile-nav-actions {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 1024px) {
  .hero h1 { font-size: 3.5rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .split-section .container, 
  .integrations-grid,
  .why-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .integration-card.full-width {
    grid-template-columns: 1fr;
  }
  .why-visual {
    position: relative;
    top: 0;
    margin-bottom: 2rem;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --current-topbar-height: 0px;
  }
  .top-bar { display: none; } /* Ocultar top bar en móvil */
  .nav-menu, .nav-actions { display: none; } /* Ocultar nav desktop */
  .mobile-toggle { display: flex; } /* Mostrar hamburguesa */
  
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    margin: 0 auto;
  }
  .hero-actions {
    justify-content: center;
  }
  
  .split-section.reverse .container {
    direction: ltr; /* Resetear RTL en móvil */
  }
  
  .grid-4 { grid-template-columns: 1fr; }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}

/* Utils */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Pricing Comparative Table */
.pricing-table-wrapper {
  overflow-x: auto;
  margin-top: 2rem;
  border-radius: 0;
  background: var(--c-blanco-puro);
  border: 1px solid var(--c-gris-ceniza);
}
.pricing-table {
  width: 100%;
  min-width: 800px;
  border-collapse: collapse;
  text-align: left;
}
.pricing-table th {
  padding: 1.5rem;
  font-size: 1.2rem;
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--c-gris-carbono);
  background: var(--c-blanco-puro);
  position: sticky;
  top: 80px; /* offset for nav */
  z-index: 5;
  border-bottom: 2px solid var(--c-gris-ceniza);
}
.pricing-table td {
  padding: 1.2rem 1.5rem;
  color: var(--c-gris-carbono);
  border-bottom: 1px solid var(--c-gris-ceniza);
}
.pricing-table .category-row td {
  background: var(--c-gris-bruma);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--c-oro-mate);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-top: 2rem;
  padding-bottom: 1rem;
}
.pricing-table .check-icon {
  color: var(--c-verde-esmeralda);
  font-weight: bold;
}
.pricing-table .dash-icon {
  color: var(--c-gris-pizarra);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   PRICING DYNAMIC COMPONENTS
========================================= */

/* Range Slider */
.klaviyo-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  background: linear-gradient(to right, var(--c-verde-esmeralda) 0%, var(--c-verde-esmeralda) 0%, var(--c-gris-ceniza) 0%, var(--c-gris-ceniza) 100%);
  border-radius: 0;
  outline: none;
  margin-top: 1.5rem;
  transition: background 0.1s;
}

.klaviyo-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-blanco-puro);
  border: 2px solid var(--c-verde-esmeralda);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform 0.1s;
}

.klaviyo-slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.klaviyo-slider::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-blanco-puro);
  border: 2px solid var(--c-verde-esmeralda);
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

/* Billing Toggle */
.billing-toggle {
  width: 50px; 
  height: 26px; 
  background: var(--c-gris-ceniza); 
  border-radius: 99px; 
  position: relative; 
  cursor: pointer; 
  transition: background 0.3s ease;
}
.billing-toggle.active {
  background: var(--c-verde-esmeralda);
}
.toggle-thumb {
  width: 20px; 
  height: 20px; 
  background: white; 
  border-radius: 50%; 
  position: absolute; 
  top: 3px; 
  left: 3px; 
  transition: transform 0.3s ease;
}
.billing-toggle.active .toggle-thumb {
  transform: translateX(24px);
}

/* =========================================
   PREMIUM UI / UX (KLAVIYO STYLE)
========================================= */

/* Gradient Texts */
.text-gradient {
  background: linear-gradient(135deg, var(--c-oro-mate) 0%, #E3C878 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.text-gradient-dark {
  background: linear-gradient(135deg, var(--c-gris-carbono) 0%, var(--c-gris-pizarra) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glassmorphism & Cards */
.glass-panel {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
}

.premium-card {
  background: var(--c-blanco-puro);
  border-radius: 0;
  border: 1px solid var(--c-gris-ceniza);
  transition: border-color 0.35s ease;
  overflow: hidden;
}

.premium-card:hover {
  border-color: var(--c-gris-pizarra);
}

/* Dark Section Enhancements */
.section-dark .premium-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
}

.section-dark .premium-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
}

.mockup-wrapper {
  position: relative;
  border-radius: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #1a1a1a;
  transition: opacity 0.5s ease;
}

.mockup-wrapper:hover {
  opacity: 0.92;
}

.mockup-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

.mockup-wrapper.flat {
  transform: none;
}

.mockup-wrapper.flat:hover {
  opacity: 0.92;
}

/* Hero specific adjustments */
.hero-premium-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 500;
}

.hero-premium-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: #A0A5B5;
  max-width: 600px;
  margin-top: 1.5rem;
}

/* =========================================
   WHATSAPP AGENT — GUÍA DE CONFIGURACIÓN
========================================= */
.wa-roles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.wa-role-card {
  background: var(--c-blanco-puro);
  border: 1px solid var(--c-gris-ceniza);
  border-radius: 0;
  padding: 1.75rem;
  height: 100%;
}

.wa-role-card.wa-role-primary {
  border-color: var(--c-verde-esmeralda);
}

.wa-role-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--c-verde-trans);
  color: var(--c-verde-esmeralda);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.wa-role-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.wa-role-card p {
  color: var(--c-gris-pizarra);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.wa-role-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  border-radius: 0;
  background: var(--c-gris-bruma);
  color: var(--c-gris-pizarra);
}

.wa-role-tag.tag-required { background: rgba(128, 191, 176, 0.12); color: var(--c-verde-esmeralda); }
.wa-role-tag.tag-optional { background: var(--c-oro-trans); color: var(--c-oro-mate); }
.wa-role-tag.tag-lead { background: rgba(52, 152, 219, 0.1); color: #2980b9; }

.wa-compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.wa-compare-table th,
.wa-compare-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--c-gris-ceniza);
  vertical-align: top;
}

.wa-compare-table th {
  font-weight: 600;
  background: var(--c-gris-bruma);
}

.wa-compare-table .ok { color: var(--c-verde-esmeralda); font-weight: 600; }
.wa-compare-table .no { color: #c0392b; font-weight: 600; }
.wa-compare-table .warn { color: var(--c-oro-mate); font-weight: 600; }

.wa-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin: 0 auto;
}

.wa-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1.25rem;
  padding-bottom: 2rem;
  position: relative;
}

.wa-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 1.4rem;
  top: 3rem;
  bottom: 0;
  width: 2px;
  background: var(--c-gris-ceniza);
}

.wa-step-index {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--c-verde-esmeralda);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.wa-step-body h3 {
  font-size: 1.2rem;
  margin-bottom: 0.35rem;
}

.wa-step-body p {
  color: var(--c-gris-pizarra);
  font-size: 0.95rem;
}

.wa-callout {
  background: var(--c-crema-alabastro);
  border-left: 3px solid var(--c-oro-mate);
  padding: 1.25rem 1.5rem;
  border-radius: 0;
  margin: 2rem 0;
}

.wa-callout strong { color: var(--c-gris-carbono); }

.wa-callout-success {
  border-left-color: var(--c-verde-esmeralda);
  background: var(--c-verde-trans);
}

.wa-faq-light .faq-item { border-bottom-color: var(--c-gris-ceniza); }
.wa-faq-light .faq-question { color: var(--c-gris-carbono); padding: 1.5rem 0; font-size: 1.1rem; }
.wa-faq-light .faq-icon::before,
.wa-faq-light .faq-icon::after { background-color: var(--c-gris-carbono); }
.wa-faq-light .faq-answer p { color: var(--c-gris-pizarra); padding-bottom: 1.5rem; }

/* =========================================
   WA ACTIVATION TIERS
========================================= */
.wa-activation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.wa-activation-card {
  background: var(--c-blanco-puro);
  border: 1px solid var(--c-gris-ceniza);
  border-radius: 0;
  padding: 2rem;
  position: relative;
}

.wa-activation-featured {
  border-color: var(--c-verde-esmeralda);
}

.wa-activation-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.75rem;
  border-radius: 0;
  margin-bottom: 1rem;
}

.wa-activation-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
}

.wa-activation-card > p {
  color: var(--c-gris-pizarra);
  font-size: 0.95rem;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .wa-activation-grid { grid-template-columns: 1fr; }
}

.highlight-list {
  list-style: none;
  padding: 0;
}

.highlight-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.65rem;
  color: var(--c-gris-pizarra);
  font-size: 0.95rem;
}

.highlight-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--c-verde-esmeralda);
  font-weight: 600;
}

.highlight-list-dark li { color: #A0A5B5; }
.highlight-list-dark li::before { color: var(--c-oro-mate); }

@media (max-width: 900px) {
  .wa-roles-grid { grid-template-columns: 1fr; }
  .wa-compare-table { font-size: 0.85rem; }
  .wa-compare-table th, .wa-compare-table td { padding: 0.75rem; }
}