/* ============================================================
   formula.css — Estilos específicos de la landing Fórmula
   Descentralizados
   ============================================================ */


/* ── Acento azul para toda esta página ───────────────────── */
body {
  --color-accent: var(--color-blue);
}

/* Corrige el color de fondo/sombra de btn-primary (hardcoded naranja en components.css) */
.btn-primary {
  background-color: rgba(92, 147, 159, 0.12) !important;
  box-shadow: 0 0 0 1px rgba(92, 147, 159, 0.15) !important;
}


/* ── z-index stacking ─────────────────────────────────────── */
#que-es     { z-index: 2; }
#como-es    { z-index: 3; }
#beneficios { z-index: 4; }
#para-quien { z-index: 5; }
#faqs       { z-index: 6; }


/* ══ HERO ════════════════════════════════════════════════════ */

#hero .hero-content {
  max-width: 1050px;
}

#hero .hero-headline {
  font-size: clamp(1.875rem, 4vw, 3rem);
}

.formula-hero-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  width: 100%;
  text-align: left;
}

/* Subtítulo alineado a la derecha */
#hero .hero-subtitle--right {
  width: 100%;
  text-align: right;
}

.formula-hero-body p {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  color: var(--color-white-60);
  line-height: var(--leading-loose);
}

.formula-hero-highlight {
  color: var(--color-white) !important;
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-5);
}

/* Scroll indicator a la derecha */
.scroll-indicator--right {
  left: auto;
  right: clamp(1.25rem, 4vw, 3rem);
  transform: none;
}


/* ══ QUÉ ES FÓRMULA ══════════════════════════════════════════ */

.formula-section-sub {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: rgba(25, 24, 26, 0.40);
  margin-top: calc(-1 * var(--space-2));
}

.formula-text-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  width: 100%;
  text-align: left;
  margin-top: var(--space-2);
}

.formula-text-stack p {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-loose);
}

.formula-emphasis {
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 2.5vw, 1.625rem) !important;
  font-weight: var(--weight-semibold);
  color: var(--color-black) !important;
  line-height: var(--leading-tight);
}

.formula-pillars-intro {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: rgba(25, 24, 26, 0.4);
  margin-top: var(--space-4);
}

/* Pillar cards grid */
.formula-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.formula-pillar {
  position: relative;
  background: rgba(92, 147, 159, 0.03);
  border: 1px solid rgba(25, 24, 26, 0.09);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition:
    border-color  var(--duration-base) var(--ease-out),
    transform     var(--duration-base) var(--ease-out),
    box-shadow    var(--duration-base) var(--ease-out);
}

.formula-pillar:hover {
  border-color: var(--color-accent);
  transform: translateY(-5px);
  box-shadow: 0 8px 36px rgba(92, 147, 159, 0.14);
}

/* Icono con filtro azul */
.formula-pillar__icon {
  margin-bottom: var(--space-3);
}

.formula-pillar__icon img {
  filter: brightness(0) saturate(100%) invert(58%) sepia(25%) saturate(500%) hue-rotate(154deg) brightness(94%) contrast(90%);
  opacity: 0.7;
}

.formula-pillar__number {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-accent);
}

.formula-pillar__title {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: var(--weight-semibold);
  color: var(--color-black);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-1);
}

.formula-pillar__title::after { display: none; }

.formula-pillar__desc {
  font-family: var(--font-sans);
  font-size: var(--text-small);
  color: rgba(25, 24, 26, 0.62);
  line-height: var(--leading-loose);
}

/* Nota al pie debajo de las cards */
.formula-pillar-footnote {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  color: rgba(25, 24, 26, 0.45);
  letter-spacing: 0.04em;
  line-height: var(--leading-normal);
  margin-bottom: var(--space-4);
}

.formula-pillar-footnote sup {
  color: var(--color-accent);
}


/* ══ CÓMO ES ══════════════════════════════════════════════════ */

.formula-features {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-3);
}

.formula-feature {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-8);
  align-items: start;
}

.formula-feature__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  border: 1px solid rgba(92, 147, 159, 0.22);
  border-radius: var(--radius-md);
  flex-shrink: 0;
  margin-top: var(--space-10);
  transition:
    background-color var(--duration-base) var(--ease-out),
    border-color     var(--duration-base) var(--ease-out),
    transform        var(--duration-base) var(--ease-out);
}

.formula-feature:hover .formula-feature__icon {
  background-color: rgba(92, 147, 159, 0.10);
  border-color: var(--color-accent);
  transform: scale(1.06);
}

/* Divisor solo en la columna de texto — no llega al icono */
.formula-feature__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-white-10);
}

.formula-feature:first-child .formula-feature__body {
  border-top: 1px solid var(--color-white-10);
}

.formula-feature__title {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  color: var(--color-white);
  line-height: var(--leading-tight);
}

.formula-feature__title::after { display: none; }

.formula-feature__desc {
  font-family: var(--font-sans);
  font-size: var(--text-small);
  color: var(--color-white-60);
  line-height: var(--leading-loose);
}


/* ══ BENEFICIOS ═══════════════════════════════════════════════ */

/* ── Wrapper para separar fade-in del float ── */
.formula-tagline-card-outer {
  width: 100%;
}

@keyframes formula-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* Dark card — "Tenemos la FÓRMULA" */
.formula-tagline-card {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  background:
    radial-gradient(ellipse at 22% 60%, rgba(92, 147, 159, 0.26) 0%, transparent 55%),
    var(--color-black);
  border: 1px solid rgba(92, 147, 159, 0.22);
  border-radius: var(--radius-lg);
  padding: var(--space-12);
  width: 100%;
  box-shadow: 0 4px 60px rgba(92, 147, 159, 0.10), var(--shadow-md);
  text-align: left;
  animation: formula-float 5s ease-in-out infinite;
}

.formula-tagline-card__icon img {
  filter: brightness(0) saturate(100%) invert(58%) sepia(25%) saturate(500%) hue-rotate(154deg) brightness(94%) contrast(90%);
  flex-shrink: 0;
}

.formula-tagline-card__body {
  display: flex;
  flex-direction: column;
}

.formula-tagline-card__label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-white-30);
  line-height: 1;
}

.formula-tagline-card__title {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: var(--weight-bold);
  color: var(--color-accent);
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
  margin: var(--space-2) 0 var(--space-5);
}

.formula-tagline-card__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.formula-tagline-card__list li {
  font-family: var(--font-sans);
  font-size: var(--text-small);
  color: var(--color-white-60);
  line-height: var(--leading-normal);
  padding-left: var(--space-5);
  position: relative;
}

.formula-tagline-card__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--text-label);
}

/* ══ Beneficios — layout 2 columnas: texto izq. | cards der. ═ */
.formula-benefits-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  align-items: start;
  padding-block: var(--space-12);
}

.formula-benefits-lead {
  position: sticky;
  top: var(--space-24);
  align-self: start;
}

.formula-benefits-lead p {
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: var(--weight-semibold);
  color: var(--color-black);
  line-height: var(--leading-tight);
}

.formula-benefits-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.formula-benefit {
  position: relative;
  padding: var(--space-8);
  border: 1px solid rgba(25, 24, 26, 0.09);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.55);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition:
    border-color  var(--duration-base) var(--ease-out),
    transform     var(--duration-base) var(--ease-out),
    box-shadow    var(--duration-base) var(--ease-out);
}

.formula-benefit:hover {
  border-color: var(--color-accent);
  transform: translateY(-5px);
  box-shadow: 0 8px 36px rgba(92, 147, 159, 0.12);
}

.formula-benefit__letter {
  font-family: var(--font-mono);
  font-size: 2.75rem;
  font-weight: var(--weight-bold);
  color: var(--color-accent);
  opacity: 0.25;
  line-height: 1;
}

.formula-benefit__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.formula-benefit__title {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: var(--weight-semibold);
  color: var(--color-black);
  line-height: var(--leading-tight);
}

.formula-benefit__title::after { display: none; }

.formula-benefit__desc {
  font-family: var(--font-sans);
  font-size: var(--text-small);
  color: rgba(25, 24, 26, 0.62);
  line-height: var(--leading-loose);
}


/* ══ PARA QUIÉN — Gráfica animada ════════════════════════════ */

.formula-chart-section {
  margin-top: var(--space-4);
}

.formula-chart {
  width: 100%;
  height: 160px;
  display: block;
  overflow: visible;
  /* Fade-in desde la derecha — animado por .is-animated */
  opacity: 0;
  transform: translateX(50px);
  transition:
    opacity   0.7s var(--ease-out),
    transform 0.7s var(--ease-out);
}

.formula-chart.is-animated {
  opacity: 1;
  transform: translateX(0);
}

/* Grid lines */
.formula-chart-grid {
  stroke: rgba(231, 231, 231, 0.06);
  stroke-width: 1;
}

/* Fill area */
.formula-chart-fill {
  fill: url(#fq-chart-fill);
  opacity: 0;
  transition: opacity 0s;
}

.formula-chart.is-animated .formula-chart-fill {
  opacity: 1;
  transition: opacity 0.9s ease 0.4s;
}

/* Main line — draw-on animation via stroke-dashoffset */
.formula-chart-line {
  fill: none;
  stroke: #5C939F;
  stroke-width: 2;
  stroke-linecap: round;
  /* dasharray/dashoffset set by JS */
  transition: stroke-dashoffset 0s;
}

.formula-chart.is-animated .formula-chart-line {
  transition: stroke-dashoffset 1.6s cubic-bezier(0.16, 1, 0.3, 1) 0s;
  stroke-dashoffset: 0;
}

/* Data point dots */
.formula-chart-dot {
  fill: #5C939F;
  stroke: #19181a;
  stroke-width: 2;
  opacity: 0;
  transition: opacity 0s;
}

.formula-chart.is-animated .formula-chart-dot {
  opacity: 1;
  transition: opacity 0.4s ease var(--anim-delay, 0.9s);
}

/* Vertical connectors */
.formula-chart-connector {
  stroke: rgba(92, 147, 159, 0.35);
  stroke-width: 1;
  stroke-dasharray: 4 4;
  opacity: 0;
  transition: opacity 0s;
}

.formula-chart.is-animated .formula-chart-connector {
  opacity: 1;
  transition: opacity 0.4s ease var(--anim-delay, 0.9s);
}

/* Situations 4-column grid — items 1,3 arriba; 2,4 abajo */
.formula-situations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0 var(--space-3);
  margin-top: 0;
  align-items: start;
}

.formula-situation {
  padding: var(--space-8) var(--space-6) var(--space-10);
  border: 1px solid var(--color-white-10);
  border-top: none;
  background: rgba(231, 231, 231, 0.03);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition:
    background   var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

/* Items 2 y 4 se desplazan hacia abajo */
.formula-situation:nth-child(even) {
  margin-top: var(--space-16);
}

.formula-situation:hover {
  background: rgba(92, 147, 159, 0.07);
  border-color: rgba(92, 147, 159, 0.35);
}

/* Conector visual hacia la gráfica */
.formula-situation__connector {
  width: 1px;
  height: 12px;
  background: rgba(92, 147, 159, 0.4);
  margin: 0 auto calc(-1 * var(--space-3));
  flex-shrink: 0;
}

/* Conectores de items pares se ocultan (están desplazados del chart) */
.formula-situation:nth-child(even) .formula-situation__connector {
  display: none;
}

.formula-situation__num {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-accent);
}

.formula-situation__text {
  font-family: var(--font-sans);
  font-size: var(--text-small);
  color: var(--color-white-60);
  line-height: var(--leading-loose);
}


/* ══ FAQs — texto ancho ═══════════════════════════════════════ */
#faqs .faq-item__a p {
  max-width: none;
}


/* ══ RESPONSIVE ═══════════════════════════════════════════════ */

@media (max-width: 1023px) {

  .formula-pillars-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .formula-benefits {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* Chart + 2-column situations on tablet — sin stagger */
  .formula-situations-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .formula-benefits-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    padding-block: var(--space-8);
  }

  .formula-benefits-lead {
    position: static;
  }

  .formula-situation:nth-child(even) {
    margin-top: 0;
  }

  .formula-situation:nth-child(even) .formula-situation__connector {
    display: block;
  }

  .formula-chart {
    height: 120px;
  }

  .formula-tagline-card {
    gap: var(--space-6);
    padding: var(--space-8);
  }

}

@media (max-width: 639px) {

  .formula-hero-body {
    max-width: 100%;
  }

  /* Hide chart on mobile — situations stack vertically */
  .formula-chart {
    display: none;
  }

  .formula-situations-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .formula-situation {
    border-top: 1px solid var(--color-white-10);
    border-radius: var(--radius-md);
  }

  .formula-situation,
  .formula-situation:nth-child(even) {
    margin-top: 0;
  }

  .formula-situation__connector,
  .formula-situation:nth-child(even) .formula-situation__connector {
    display: none;
  }

  .formula-feature {
    grid-template-columns: 44px 1fr;
    gap: var(--space-5);
  }

  .formula-feature__icon {
    width: 44px;
    height: 44px;
  }

  .formula-tagline-card {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-5);
    padding: var(--space-8) var(--space-6);
  }

  .formula-tagline-card__title {
    font-size: 2rem;
  }

  .formula-benefits-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding-block: var(--space-8);
  }

  .formula-benefits-lead {
    position: static;
  }

  .formula-benefits-lead p {
    font-size: 1.25rem;
  }

}