/* ==========================================================================
   WERKEN · HOGAR SERENO LANDING STYLESHEET
   Design System: Hogar Sereno (Luminoso, Fiduciario, Accesible)
   Empresa: Adelchen Software SpA (adelchen.cl)
   Plataforma: Werken (werken.adelchen.cl / showcase.adelchen.cl)
   Normativa: Ley 21.442 (Copropiedad) y Ley 21.719 (Protección de Datos)
   Regla estricta: 0 emoticonos (solo Material Symbols y SVG)
   ========================================================================== */

:root {
  /* Lienzo y Fondos */
  --paper: #FAF6F0;
  --paper-warm: #F4EFE6;
  --linen: #FFFFFF;
  --surface-low: #F8F4ED;
  --surface-dim: #F2EBE0;

  /* Tinta y Tipografía */
  --ink: #12100E;
  --ink-soft: #38332E;
  --ink-muted: #5E564A;
  --ink-faint: #9C9488;

  /* Paleta Semántica del Jardín (Hogar Sereno) */
  --sage: #7C9A6F;
  --sage-deep: #557248;
  --sage-light: #EAF3E7;
  --terracotta: #B55734;
  --terracotta-hover: #9E4726;
  --terracotta-deep: #8E3E1F;
  --terracotta-light: #FBECE5;
  --honey: #D4A373;
  --honey-light: #FDF4EB;
  --rust: #A8513A;
  --rust-light: #FDEAE5;

  /* Bordes y Sombras */
  --border: #E8E2D9;
  --border-strong: #D4CBBF;
  --shadow-sm: 0 1px 3px rgba(18, 16, 14, 0.04);
  --shadow-card: 0 4px 16px rgba(18, 16, 14, 0.05);
  --shadow-hover: 0 10px 30px rgba(18, 16, 14, 0.08);

  /* Fuentes */
  --font-display: 'Fraunces', serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Reset y base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Tipografía */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.2;
}

p {
  color: var(--ink-soft);
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

/* Micro-animaciones */
@keyframes leafFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.animate-fade-in {
  animation: leafFadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Material Symbols Helper */
.ms {
  font-family: 'Material Symbols Outlined', sans-serif;
  font-weight: 300;
  font-style: normal;
  font-size: 1.25rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
  user-select: none;
}

/* Contenedor centralizado */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── HEADER STICKY ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.2s ease;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  border-radius: 8px;
}

.brand__text {
  display: flex;
  flex-direction: column;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
}

.brand__sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.brand__sub strong {
  color: var(--sage-deep);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
}

.nav-link:hover {
  color: var(--terracotta);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn--primary {
  background: var(--terracotta);
  color: #FFFFFF;
}

.btn--primary:hover {
  background: var(--terracotta-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(201, 123, 91, 0.25);
}

.btn--outline {
  background: #FFFFFF;
  border-color: var(--border);
  color: var(--ink);
}

.btn--outline:hover {
  background: var(--paper);
  border-color: var(--border-strong);
}

.btn--sage {
  background: var(--sage);
  color: #FFFFFF;
}

.btn--sage:hover {
  background: var(--sage-deep);
}

.btn--whatsapp {
  background: #25D366;
  color: #FFFFFF;
  font-weight: 600;
}

.btn--whatsapp:hover {
  background: #1EBE5D;
}

.btn--lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

.btn--full {
  width: 100%;
}

/* Badges e indicadores */
.badge-law {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--sage-light);
  color: var(--sage-deep);
  border: 1px solid rgba(124, 154, 111, 0.3);
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.dot-pulse {
  width: 7px;
  height: 7px;
  background: var(--sage-deep);
  border-radius: 50%;
  animation: pulseDot 2s infinite ease-in-out;
}

/* ── HERO SECTION ── */
.hero-section {
  padding: 4.5rem 0 3.5rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 3.25rem;
  line-height: 1.15;
  margin: 1.25rem 0 1rem;
  color: var(--ink);
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--ink-soft);
  line-height: 1.6;
  margin-bottom: 1.75rem;
  max-width: 580px;
}

.hero-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.hero-highlight-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.92rem;
  color: var(--ink);
  font-weight: 500;
}

.hero-highlight-item .ms {
  color: var(--sage-deep);
  font-size: 1.15rem;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.25rem;
}

.hero-proof-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
  width: 100%;
}

.proof-stat {
  display: flex;
  flex-direction: column;
}

.proof-stat__num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
}

.proof-stat__num.green {
  color: var(--sage-deep);
}

.proof-stat__label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* Mockup de Navegador Real */
.browser-mockup {
  background: var(--linen);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
  overflow: hidden;
  transition: transform 0.3s ease;
}

.browser-mockup:hover {
  transform: translateY(-4px);
}

.browser-bar {
  background: var(--surface-dim);
  padding: 0.7rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-strong);
}

.browser-url {
  background: #FFFFFF;
  border: 1px solid var(--border);
  padding: 0.25rem 0.85rem;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--ink-soft);
  font-family: monospace;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.browser-url .ms {
  font-size: 0.85rem;
  color: var(--sage-deep);
}

.mockup-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.mockup-header-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.mockup-condo-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.mockup-badge-live {
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--sage-light);
  color: var(--sage-deep);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.mockup-progress-box {
  background: var(--surface-low);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.mockup-progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.progress-track {
  height: 8px;
  background: var(--surface-dim);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--sage);
  border-radius: 999px;
  transition: width 1s ease;
}

.mockup-reconcile-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem;
}

.mockup-reconcile-head {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.mockup-tef-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  padding: 0.35rem 0.5rem;
  background: var(--surface-low);
  border-radius: 4px;
  margin-top: 0.35rem;
}

.mockup-tef-row .amount {
  color: var(--sage-deep);
  font-weight: 700;
}

/* ── SECCIÓN 2: LEY DE COPROPIEDAD (EXPLICADA EN SIMPLE) ── */
.law-section {
  padding: 5rem 0;
  background: var(--linen);
  border-bottom: 1px solid var(--border);
}

.section-head {
  max-width: 680px;
  margin-bottom: 3rem;
}

.section-eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--sage-deep);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2.35rem;
  margin-bottom: 0.75rem;
  color: var(--ink);
}

.section-lead {
  font-size: 1.05rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

.law-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.law-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s ease;
}

.law-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  border-color: var(--sage);
}

.law-card__icon {
  width: 44px;
  height: 44px;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sage-deep);
  margin-bottom: 1rem;
}

.law-card__article {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.law-card__title {
  font-size: 1.2rem;
  margin: 0.2rem 0 0.5rem;
  color: var(--ink);
}

.law-card__desc {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

.law-card__footer {
  margin-top: 1.25rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--sage-deep);
}

/* ── SECCIÓN 3: CONDOMINIOS SOCIALES Y ADULTOS MAYORES ── */
.seniors-section {
  padding: 5rem 0;
  background: var(--paper-warm);
  border-bottom: 1px solid var(--border);
}

.seniors-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.seniors-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.feature-pill-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.feature-pill-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.feature-pill-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--sage-light);
  color: var(--sage-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-pill-text h4,
.feature-pill-text h3,
.feature-pill-title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.2rem;
}

.feature-pill-text p {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.45;
}

.seniors-callout {
  background: var(--paper);
  border: 1px dashed var(--terracotta);
  border-radius: 12px;
  padding: 1.75rem;
  text-align: center;
}

.seniors-callout__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--ink);
  margin-bottom: 0.5rem;
}

/* ── SECCIÓN 4: SHOWROOM POR ROL (7 CONSOLAS) ── */
.roles-section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}

.roles-tabs-bar {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.75rem;
  margin-bottom: 1.75rem;
}

.role-tab-btn {
  background: #FFFFFF;
  border: 1px solid var(--border);
  padding: 0.65rem 1.15rem;
  border-radius: 6px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.role-tab-btn:hover {
  background: var(--surface-low);
  border-color: var(--border-strong);
}

.role-tab-btn.active {
  background: var(--sage-deep);
  color: #FFFFFF;
  border-color: var(--sage-deep);
  box-shadow: var(--shadow-sm);
}

.role-panel {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
}

.role-panel__badge {
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--honey-light);
  color: #7A4E1B;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.role-panel__title {
  font-size: 1.85rem;
  margin: 0.4rem 0 0.5rem;
  color: var(--ink);
}

.role-panel__desc {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.55;
  margin-bottom: 1.5rem;
}

.role-module-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.role-module-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
}

.role-module-card h5,
.role-module-card h4 {
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.role-module-card p {
  font-size: 0.78rem;
  color: var(--ink-muted);
  line-height: 1.35;
}

.role-preview-box {
  background: var(--surface-low);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
}

.role-preview-box h4 {
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.role-metrics-stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.role-metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #FFFFFF;
  padding: 0.65rem 0.85rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
}

.role-metric-row strong {
  color: var(--sage-deep);
}

/* ── SECCIÓN 5: CALCULADORA DE AHORRO PATRIMONIAL ── */
.calc-section {
  padding: 5rem 0;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
}

.calc-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  max-width: 900px;
  margin: 0 auto;
  box-shadow: var(--shadow-card);
}

.calc-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.calc-control-group {
  display: flex;
  flex-direction: column;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

.calc-label-row label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.calc-val-display {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
}

.calc-slider {
  width: 100%;
  height: 6px;
  background: var(--border-strong);
  border-radius: 999px;
  outline: none;
  cursor: pointer;
  accent-color: var(--sage);
}

.calc-comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.compare-box {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.compare-box--werken {
  border: 2px solid var(--sage);
  background: #FFFFFF;
  position: relative;
}

.compare-box__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  align-self: flex-start;
}

.badge-red {
  background: var(--rust-light);
  color: var(--rust);
}

.badge-green {
  background: var(--sage-light);
  color: var(--sage-deep);
}

.compare-box__title {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.compare-box__desc {
  font-size: 0.82rem;
  color: var(--ink-muted);
  line-height: 1.4;
  margin-bottom: 1.25rem;
}

.compare-box__number {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 1;
}

.number-red { color: var(--rust); }
.number-green { color: var(--sage-deep); }

/* ── SECCIÓN 6: FORMULARIO DE PRUEBA 20 DÍAS ── */
.lead-section {
  padding: 5rem 0;
  background: var(--paper);
}

.lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.lead-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.25rem;
  box-shadow: var(--shadow-hover);
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.form-input {
  height: 44px;
  padding: 0 0.85rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--ink);
  background: #FFFFFF;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-input:focus {
  border-color: var(--sage);
  box-shadow: 0 0 0 2px var(--sage-light);
}

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

/* ── FOOTER INSTITUCIONAL (ADELCHEN SOFTWARE) ── */
.site-footer {
  background: #FFFFFF;
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-company p {
  font-size: 0.86rem;
  color: var(--ink-soft);
  line-height: 1.5;
  margin-top: 0.75rem;
}

.footer-company strong {
  color: var(--ink);
}

.footer-col h5,
.footer-col-title {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.84rem;
  color: var(--ink-muted);
}

.footer-links a:hover {
  color: var(--terracotta);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--ink-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ── BOTÓN FLOTANTE DE WHATSAPP ── */
.floating-whatsapp {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 999;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
  font-weight: 700;
  font-size: 0.88rem;
  transition: all 0.2s ease;
}

.floating-whatsapp:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid, .seniors-grid, .role-panel, .lead-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-menu {
    display: none;
  }
  .hero-title {
    font-size: 2.35rem;
  }
}

@media (max-width: 640px) {
  .calc-controls, .calc-comparison-grid, .role-module-list, .form-row, .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-proof-bar {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ==========================================================================
   MODAL GATE DEMO (SANDBOX LEAD CAPTURE)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(18, 16, 14, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-backdrop.is-active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--linen);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.25rem;
  position: relative;
  box-shadow: 0 20px 40px rgba(18, 16, 14, 0.25);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.is-active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: var(--surface-low);
  border: 1px solid var(--border);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--paper-warm);
  color: var(--ink);
  transform: rotate(90deg);
}

.modal-header {
  margin-bottom: 1.5rem;
}

.modal-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--sage-light);
  color: var(--sage-deep);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.modal-title {
  font-size: 1.5rem;
  margin-bottom: 0.4rem;
}

.modal-subtitle {
  font-size: 0.88rem;
  color: var(--ink-muted);
  line-height: 1.45;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-security-note {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--ink-muted);
  line-height: 1.4;
  margin-top: 0.25rem;
}

.modal-success {
  text-align: center;
  padding: 2rem 1rem;
}

.modal-success-icon {
  width: 56px;
  height: 56px;
  background: var(--sage-light);
  color: var(--sage-deep);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 32px;
}

/* ==========================================================================
   SECCIÓN DE PRORRATEO Y PRESUPUESTO TRANSPARENTE (LEY 21.442)
   ========================================================================== */
.prorrateo-section {
  padding: 6rem 0;
  background: var(--paper);
  border-bottom: 1px solid var(--border);
}

.prorrateo-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.prorrateo-tab-btn {
  padding: 0.75rem 1.75rem;
  border-radius: 999px;
  background: var(--linen);
  border: 1px solid var(--border);
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.prorrateo-tab-btn:hover {
  border-color: var(--sage);
  color: var(--ink);
}

.prorrateo-tab-btn.active {
  background: var(--sage-deep);
  color: #FFFFFF;
  border-color: var(--sage-deep);
  box-shadow: 0 4px 12px rgba(85, 114, 72, 0.25);
}

.prorrateo-panel {
  display: none;
  animation: leafFadeIn 0.3s ease-out;
}

.prorrateo-panel.active {
  display: block;
}

.prorrateo-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 992px) {
  .prorrateo-grid {
    grid-template-columns: 1fr;
  }
}

.prorrateo-card {
  background: var(--linen);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.prorrateo-badge-source {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--terracotta);
  background: var(--terracotta-light);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.unit-selector-group {
  display: flex;
  gap: 0.75rem;
  margin: 1.25rem 0 1.5rem;
}

.unit-chip-btn {
  flex: 1;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  background: var(--surface-low);
  border: 2px solid var(--border);
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
}

.unit-chip-btn:hover {
  border-color: var(--sage);
}

.unit-chip-btn.active {
  background: var(--sage-light);
  border-color: var(--sage-deep);
}

.unit-chip-btn .chip-title {
  display: block;
  font-weight: 700;
  font-size: 0.84rem;
  color: var(--ink);
}

.unit-chip-btn .chip-price {
  display: block;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--sage-deep);
  font-family: var(--font-display);
  margin-top: 0.2rem;
}

.breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.breakdown-item {
  background: var(--surface-low);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: transform 0.15s ease;
}

.breakdown-item:hover {
  transform: translateX(4px);
  background: var(--paper-warm);
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.breakdown-name {
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.breakdown-amount {
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--ink);
}

.breakdown-pct {
  font-size: 0.72rem;
  color: var(--ink-muted);
  background: var(--linen);
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.breakdown-bar-track {
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.breakdown-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--sage);
  transition: width 0.3s ease;
}

.breakdown-bar-fill.fill-personal { background: #3B6939; }
.breakdown-bar-fill.fill-previred { background: #557248; }
.breakdown-bar-fill.fill-admin { background: #7C9A6F; }
.breakdown-bar-fill.fill-bomba { background: #C97B5B; }
.breakdown-bar-fill.fill-reserva { background: #D4A373; }
.breakdown-bar-fill.fill-mantencion { background: #8E7C68; }
.breakdown-bar-fill.fill-seguro { background: #6B8E23; }

.bank-info-box {
  background: var(--surface-dim);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.15rem;
  margin-top: 1.5rem;
}

.bank-info-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
  color: var(--ink-soft);
}

.bank-info-row strong {
  color: var(--ink);
}

.admin-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1.25rem 0;
}

@media (max-width: 640px) {
  .admin-summary-grid {
    grid-template-columns: 1fr;
  }
}

.admin-metric-card {
  background: var(--surface-low);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
}

.admin-metric-card .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 700;
  display: block;
}

.admin-metric-card .val {
  font-size: 1.35rem;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--ink);
  margin-top: 0.2rem;
  display: block;
}

.admin-metric-card.highlight {
  background: var(--sage-light);
  border-color: var(--sage-deep);
}

.admin-metric-card.highlight .val {
  color: var(--sage-deep);
}

/* ── COMPARISON SECTION (WERKEN VS OTRAS PLATAFORMAS DEL MERCADO) ── */
.comparison-section {
  padding: 5rem 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface-card);
  box-shadow: 0 4px 16px rgba(44, 38, 30, 0.04);
  margin-top: 2.5rem;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td {
  padding: 1.15rem 1.25rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.comparison-table th {
  background: var(--surface-low);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

.comparison-table th.col-feature {
  width: 32%;
}

.comparison-table th.col-traditional {
  width: 34%;
  color: var(--ink-soft);
}

.comparison-table th.col-werken {
  width: 34%;
  background: var(--sage-light);
  color: var(--sage-deep);
  position: relative;
}

.comparison-table th.col-werken::before {
  content: 'RECOMENDADO';
  position: absolute;
  top: 6px;
  right: 12px;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  font-family: var(--font-body);
  font-weight: 800;
  color: var(--sage-deep);
}

.comparison-table td.col-werken {
  background: rgba(124, 154, 111, 0.05);
  font-weight: 600;
  color: var(--ink);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-feature-title {
  font-weight: 700;
  color: var(--ink);
  display: block;
  margin-bottom: 0.2rem;
}

.comparison-feature-sub {
  font-size: 0.8rem;
  color: var(--ink-muted);
}

.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.status-tag--neg {
  background: #FDF0ED;
  color: var(--terracotta-deep);
}

.status-tag--pos {
  background: var(--sage-light);
  color: var(--sage-deep);
}

/* ── FAQ SECTION (ACCORDION & RICH SNIPPETS) ── */
.faq-section {
  padding: 5rem 0;
  background: var(--surface-low);
}

.faq-list {
  max-width: 860px;
  margin: 2.5rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-card.is-open {
  border-color: var(--sage-deep);
  box-shadow: 0 4px 14px rgba(44, 38, 30, 0.05);
}

.faq-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  transition: color 0.15s ease;
}

.faq-header:hover {
  color: var(--sage-deep);
}

.faq-icon-wrapper {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--surface-low);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease, background 0.2s ease;
}

.faq-card.is-open .faq-icon-wrapper {
  transform: rotate(180deg);
  background: var(--sage-light);
  color: var(--sage-deep);
}

.faq-body {
  display: none;
  padding: 0 1.5rem 1.5rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--ink-soft);
  border-top: 1px solid transparent;
}

.faq-card.is-open .faq-body {
  display: block;
}

.faq-body p {
  margin: 0 0 0.75rem;
}

.faq-body p:last-child {
  margin-bottom: 0;
}

.faq-body strong {
  color: var(--ink);
}

/* Accessible outline */
:focus-visible {
  outline: 2px solid var(--sage-deep);
  outline-offset: 2px;
}