/* ============================================================
   ZATON Solar Pro — Landing Page Styles
   Premium Design System
   ============================================================ */

/* ----- CSS Custom Properties ----- */
:root {
  --color-primary: #0b3b5c;
  --color-primary-dark: #072a44;
  --color-secondary: #2d6a4f;
  --color-accent: #40916c;
  --color-gold: #fbbf24;
  --color-white: #ffffff;
  --color-bg: #f5f7fa;
  --color-text: #4a5568;
  --color-text-light: #718096;
  --color-border: #e2e8f0;

  --font-family: 'Inter', sans-serif;
  --font-light: 300;
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  --radio: 16px;
  --radio-sm: 8px;
  --radio-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
  --shadow-premium: 0 20px 60px rgba(0, 0, 0, 0.1);
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  --container-max: 1200px;
  --section-padding: 6rem 0;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-family);
  font-weight: var(--font-regular);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ----- Section ----- */
.section {
  padding: var(--section-padding);
}

.section__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-secondary);
  background-color: rgba(45, 106, 79, 0.08);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section__tag--light {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.15);
}

.section__title {
  font-size: 2.25rem;
  font-weight: var(--font-bold);
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 0.75rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section__title--light {
  color: var(--color-white);
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-light);
  text-align: center;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.section__subtitle--light {
  color: rgba(255, 255, 255, 0.8);
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-family: var(--font-family);
  font-weight: var(--font-medium);
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition);
  text-align: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover {
  transform: translateY(-2px) scale(1.02);
}

.btn:hover::before {
  opacity: 1;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
  box-shadow: 0 4px 16px rgba(45, 106, 79, 0.25);
}

.btn--primary:hover {
  background-color: #1f543e;
  border-color: #1f543e;
  box-shadow: 0 8px 28px rgba(45, 106, 79, 0.35);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(4px);
}

.btn--ghost:hover {
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-secondary);
}

.btn--xl {
  padding: 1.125rem 3rem;
  font-size: 1.125rem;
}

/* Pulse animation for CTA buttons */
.btn--pulse {
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 4px 16px rgba(45, 106, 79, 0.3);
  }
  50% {
    box-shadow: 0 4px 32px rgba(45, 106, 79, 0.15), 0 0 0 8px rgba(45, 106, 79, 0.08);
  }
}

/* ============================================================
   REVEAL ANIMATIONS (Intersection Observer)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-0 { transition-delay: 0s; }
.reveal--delay-1 { transition-delay: 0.15s; }
.reveal--delay-2 { transition-delay: 0.3s; }
.reveal--delay-3 { transition-delay: 0.45s; }
.reveal--delay-4 { transition-delay: 0.6s; }

/* ============================================================
   WHATSAPP FLOATING BUTTON
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 56px;
  height: 56px;
  background-color: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.625rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--transition-spring), box-shadow var(--transition);
  animation: whatsapp-pulse 2.5s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.55);
}

.whatsapp-float__icon {
  line-height: 1;
}

@keyframes whatsapp-pulse {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 4px 32px rgba(37, 211, 102, 0.65), 0 0 0 6px rgba(37, 211, 102, 0.1);
  }
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: background-color var(--transition), box-shadow var(--transition), padding var(--transition), backdrop-filter var(--transition);
}

.navbar.scrolled {
  background-color: rgba(11, 59, 92, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.12);
  padding: 0.75rem 0;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 1.25rem;
  font-weight: var(--font-bold);
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.navbar__logo-light {
  font-weight: var(--font-regular);
  opacity: 0.7;
}

.navbar__logo-icon {
  font-size: 1.375rem;
  color: var(--color-gold);
}

/* Hamburger toggle */
.navbar__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  z-index: 1001;
}

.navbar__toggle-bar {
  display: block;
  width: 26px;
  height: 2.5px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.navbar__toggle.active .navbar__toggle-bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.navbar__toggle.active .navbar__toggle-bar:nth-child(2) {
  opacity: 0;
}

.navbar__toggle.active .navbar__toggle-bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Nav menu */
.navbar__menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background-color: var(--color-primary);
  padding: 5.5rem 2.5rem 2rem;
  transition: right var(--transition);
  box-shadow: -8px 0 40px rgba(0, 0, 0, 0.2);
}

.navbar__menu.open {
  right: 0;
}

.navbar__links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.navbar__link {
  color: rgba(255, 255, 255, 0.8);
  font-weight: var(--font-medium);
  font-size: 1.05rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color var(--transition), padding-left var(--transition);
  position: relative;
}

.navbar__link:hover {
  color: var(--color-white);
  padding-left: 0.5rem;
}

.navbar__link--cta {
  color: var(--color-gold);
  font-weight: var(--font-semibold);
}

.navbar__link--cta:hover {
  color: var(--color-white);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1509391366360-2e959784a276?w=1200&fm=webp&fit=crop') center center / cover no-repeat;
  z-index: 0;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 59, 92, 0.95) 0%, rgba(11, 59, 92, 0.75) 50%, rgba(45, 106, 79, 0.4) 100%);
  z-index: 1;
}

.hero__gradient-sphere {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.08) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  z-index: 1;
  animation: sphere-float 8s ease-in-out infinite;
}

@keyframes sphere-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.05); }
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  max-width: 800px;
  padding: 4rem 0;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.3);
  color: var(--color-gold);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: var(--font-medium);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.hero__title {
  font-size: 2.75rem;
  font-weight: var(--font-bold);
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}

.hero__title-accent {
  background: linear-gradient(135deg, var(--color-gold), #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 1.125rem;
  opacity: 0.85;
  margin-bottom: 2rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  font-weight: var(--font-regular);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero__cta {
  margin-bottom: 0;
}

/* Hero Stats */
.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.hero__stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  gap: 0.125rem;
}

.hero__stat-number {
  font-size: 1.75rem;
  font-weight: var(--font-bold);
  color: var(--color-white);
  line-height: 1;
}

.hero__stat-plus,
.hero__stat-percent {
  font-size: 1.25rem;
  font-weight: var(--font-bold);
  color: var(--color-gold);
  line-height: 1;
}

.hero__stat-label {
  width: 100%;
  font-size: 0.8rem;
  opacity: 0.7;
  font-weight: var(--font-regular);
  margin-top: 0.25rem;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.15);
}

/* Scroll indicator */
.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: scroll-bounce 2s ease-in-out infinite;
}

.hero__scroll-indicator i {
  font-size: 0.75rem;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================================
   BENEFICIOS
   ============================================================ */
.beneficios {
  background-color: var(--color-white);
}

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

.beneficio-card {
  background-color: var(--color-white);
  border-radius: var(--radio-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
  cursor: default;
}

.beneficio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.beneficio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(45, 106, 79, 0.1);
}

.beneficio-card:hover::before {
  transform: scaleX(1);
}

.beneficio-card__icon-wrap {
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: center;
}

.beneficio-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(45, 106, 79, 0.08);
  border-radius: 50%;
  font-size: 1.625rem;
  color: var(--color-secondary);
  transition: transform var(--transition-spring), background-color var(--transition);
}

.beneficio-card:hover .beneficio-card__icon {
  transform: scale(1.15) rotate(-5deg);
  background-color: rgba(45, 106, 79, 0.15);
}

.beneficio-card__title {
  font-size: 1.25rem;
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.beneficio-card__text {
  font-size: 0.925rem;
  color: var(--color-text-light);
  line-height: 1.6;
  transition: opacity var(--transition);
}

.beneficio-card__hover-info {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition), opacity var(--transition), margin var(--transition);
  opacity: 0;
}

.beneficio-card__hover-info span {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-weight: var(--font-medium);
  background-color: rgba(45, 106, 79, 0.06);
  padding: 0.375rem 0.875rem;
  border-radius: 50px;
  margin-top: 0.5rem;
}

.beneficio-card:hover .beneficio-card__hover-info {
  max-height: 60px;
  opacity: 1;
}

/* ============================================================
   KIT PORTÁTIL PRO
   ============================================================ */
.kit {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.kit::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.06), transparent);
  top: -200px;
  left: -200px;
  z-index: 0;
}

.kit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* Product visual */
.kit__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.kit__image-wrapper {
  position: relative;
  border-radius: var(--radio-lg);
  overflow: visible;
  width: 100%;
  max-width: 480px;
}

.kit__image-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle at 50% 50%, rgba(251, 191, 36, 0.15), transparent 70%);
  z-index: 0;
  animation: glow-pulse 4s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.kit__image {
  width: 100%;
  border-radius: var(--radio-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.kit__badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: linear-gradient(135deg, var(--color-gold), #f59e0b);
  color: var(--color-primary);
  font-weight: var(--font-bold);
  font-size: 0.7rem;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
}

/* Compat badges */
.kit__compat-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  max-width: 480px;
}

.kit__compat-item {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  transition: background-color var(--transition), transform var(--transition), color var(--transition);
  cursor: default;
}

.kit__compat-item:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px) scale(1.1);
  color: var(--color-white);
}

/* Kit content */
.kit__content {
  display: flex;
  flex-direction: column;
}

.kit__price-block {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}

.kit__price-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: 0.6;
  font-weight: var(--font-medium);
}

.kit__price {
  font-size: 2.5rem;
  font-weight: var(--font-bold);
  color: var(--color-gold);
  line-height: 1;
  letter-spacing: -0.02em;
}

.kit__price-note {
  font-size: 0.85rem;
  opacity: 0.6;
}

.kit__subtitle {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.kit__features {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 2rem;
}

.kit__features li {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  font-size: 0.95rem;
  opacity: 0.9;
}

.kit__features li i {
  width: 24px;
  color: var(--color-gold);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.kit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============================================================
   ESPECIFICACIONES TÉCNICAS
   ============================================================ */
.specs {
  background-color: var(--color-bg);
}

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

.spec-card {
  background-color: var(--color-white);
  border-radius: var(--radio-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.spec-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(45, 106, 79, 0.12);
}

.spec-card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 1.5rem 0;
}

.spec-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(45, 106, 79, 0.08);
  border-radius: 12px;
  font-size: 1.25rem;
  color: var(--color-secondary);
  flex-shrink: 0;
  transition: transform var(--transition), background-color var(--transition);
}

.spec-card:hover .spec-card__icon {
  transform: scale(1.1) rotate(-3deg);
  background-color: rgba(45, 106, 79, 0.15);
}

.spec-card__title {
  font-size: 1.125rem;
  font-weight: var(--font-semibold);
  color: var(--color-primary);
}

.spec-card__body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.spec-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.spec-card__list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.spec-card__list li:last-child {
  border-bottom: none;
}

.spec-card__label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-weight: var(--font-medium);
}

.spec-card__value {
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: var(--font-medium);
  text-align: right;
}

.spec-card__check {
  color: var(--color-secondary);
  font-size: 1rem;
}

.spec-card__devices {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}

.spec-card__devices span {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  padding: 0.375rem 0.75rem;
  border-radius: 50px;
  transition: background-color var(--transition), transform var(--transition);
}

.spec-card__devices span:hover {
  background-color: rgba(45, 106, 79, 0.1);
  transform: translateY(-2px);
}

.spec-card__devices span i {
  color: var(--color-secondary);
  font-size: 0.85rem;
}

/* ============================================================
   CÓMO FUNCIONA
   ============================================================ */
.como-funciona {
  background-color: var(--color-bg);
}

.pasos {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.paso {
  text-align: center;
  background-color: var(--color-white);
  border-radius: var(--radio-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  width: 100%;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.paso:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.paso__number {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  color: var(--color-white);
  font-weight: var(--font-bold);
  font-size: 1.25rem;
  border-radius: 50%;
  margin: 0 auto 1rem;
  box-shadow: 0 4px 12px rgba(45, 106, 79, 0.25);
}

.paso__icon {
  font-size: 2rem;
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.paso__title {
  font-size: 1.25rem;
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.paso__text {
  font-size: 0.925rem;
  color: var(--color-text-light);
  max-width: 300px;
  margin: 0 auto;
  line-height: 1.6;
}

.paso__connector {
  display: none;
}

/* ============================================================
   TESTIMONIOS
   ============================================================ */
.testimonios {
  background-color: var(--color-white);
}

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

.testimonio-card {
  background-color: var(--color-white);
  border-radius: var(--radio-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.testimonio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(45, 106, 79, 0.1);
}

.testimonio-card__stars {
  color: var(--color-gold);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  letter-spacing: 3px;
}

.testimonio-card__text {
  font-size: 0.925rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.testimonio-card__author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.testimonio-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-semibold);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.testimonio-card__name {
  display: block;
  font-size: 0.925rem;
  color: var(--color-primary);
  font-weight: var(--font-semibold);
}

.testimonio-card__role {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* ============================================================
   CONFIANZA (Sellos)
   ============================================================ */
.confianza {
  background-color: var(--color-bg);
}

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

.confianza__item {
  text-align: center;
  padding: 2.5rem 2rem;
  border-radius: var(--radio-lg);
  border: 2px solid rgba(45, 106, 79, 0.1);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  background-color: var(--color-white);
}

.confianza__item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
}

.confianza__icon {
  font-size: 2.5rem;
  color: var(--color-secondary);
  margin-bottom: 1rem;
  transition: transform var(--transition-spring);
}

.confianza__item:hover .confianza__icon {
  transform: scale(1.15);
}

.confianza__title {
  font-size: 1.125rem;
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.confianza__text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================================================
   CALCULADORA
   ============================================================ */
.calculadora {
  background-color: var(--color-white);
}

.calculadora__card {
  max-width: 520px;
  margin: 0 auto;
  background-color: var(--color-white);
  border-radius: var(--radio-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.calculadora__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.calculadora__field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.calculadora__label {
  font-weight: var(--font-medium);
  font-size: 0.875rem;
  color: var(--color-primary);
}

.calculadora__input {
  padding: 0.875rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radio-sm);
  font-family: var(--font-family);
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  background-color: var(--color-white);
}

.calculadora__input:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 4px rgba(45, 106, 79, 0.1);
}

.calculadora__btn {
  width: 100%;
  margin-top: 0.5rem;
}

.calculadora__result {
  text-align: center;
  padding: 1.25rem;
  border-radius: var(--radio-sm);
  background-color: var(--color-bg);
  min-height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.calculadora__result-text {
  font-size: 1rem;
  color: var(--color-text);
}

.calculadora__result-text.highlight {
  font-size: 1.25rem;
  font-weight: var(--font-bold);
  color: var(--color-secondary);
}

.calculadora__link {
  display: block;
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--color-secondary);
  font-weight: var(--font-medium);
  transition: color var(--transition), gap var(--transition);
}

.calculadora__link:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
  text-align: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.cta-final__bg-shapes {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.cta-final__shape {
  position: absolute;
  border-radius: 50%;
}

.cta-final__shape--1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.06), transparent);
  top: -200px;
  right: -100px;
  animation: shape-float-1 8s ease-in-out infinite;
}

.cta-final__shape--2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.04), transparent);
  bottom: -150px;
  left: -100px;
  animation: shape-float-2 10s ease-in-out infinite;
}

@keyframes shape-float-1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-20px, 20px); }
}

@keyframes shape-float-2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.cta-final__content {
  position: relative;
  z-index: 1;
}

.cta-final__title {
  font-size: 2.25rem;
  font-weight: var(--font-bold);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-final__text {
  font-size: 1.125rem;
  opacity: 0.85;
  margin-bottom: 1rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-final__kit {
  font-size: 0.95rem;
  opacity: 0.7;
  margin-bottom: 2rem;
}

.cta-final__kit a {
  color: var(--color-gold);
  font-weight: var(--font-medium);
  text-decoration: underline;
  transition: opacity var(--transition);
}

.cta-final__kit a:hover {
  opacity: 0.8;
}

.cta-final__btn {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.cta-final__btn:hover {
  background-color: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-primary);
  box-shadow: 0 8px 30px rgba(251, 191, 36, 0.3);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: var(--font-bold);
  color: var(--color-white);
  margin-bottom: 1rem;
}

.footer__logo i {
  color: var(--color-gold);
}

.footer__desc {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 320px;
  opacity: 0.7;
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: var(--color-white);
  font-size: 1rem;
  transition: background-color var(--transition), transform var(--transition-spring);
}

.footer__social-link:hover {
  background-color: var(--color-secondary);
  transform: translateY(-3px) scale(1.1);
}

.footer__heading {
  font-size: 1rem;
  font-weight: var(--font-semibold);
  color: var(--color-white);
  margin-bottom: 1.25rem;
  letter-spacing: 0.5px;
}

.footer__links ul,
.footer__contact ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__links a {
  font-size: 0.875rem;
  opacity: 0.7;
  transition: color var(--transition), opacity var(--transition);
}

.footer__links a:hover {
  color: var(--color-gold);
  opacity: 1;
}

.footer__contact li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  opacity: 0.7;
}

.footer__contact li i {
  width: 18px;
  color: var(--color-gold);
  flex-shrink: 0;
}

.footer__legal {
  margin-top: 1.25rem;
  font-size: 0.8rem;
  opacity: 0.6;
}

.footer__legal a {
  transition: color var(--transition);
}

.footer__legal a:hover {
  color: var(--color-gold);
}

.footer__sep {
  margin: 0 0.5rem;
  opacity: 0.4;
}

.footer__bottom {
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.5;
}

/* ============================================================
   RESPONSIVE — TABLET (768px+)
   ============================================================ */
@media (min-width: 768px) {
  .section {
    padding: 7rem 0;
  }

  .section__title {
    font-size: 2.5rem;
  }

  .hero__title {
    font-size: 3.5rem;
  }

  .hero__subtitle {
    font-size: 1.25rem;
  }

  .hero__stats {
    gap: 3rem;
  }

  .hero__stat-number {
    font-size: 2rem;
  }

  .beneficios__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .beneficio-card {
    padding: 2.5rem 1.75rem;
  }

  .kit__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .kit__title {
    font-size: 2rem;
  }

  .specs__grid {
    grid-template-columns: 1fr 1fr;
  }

  .pasos {
    flex-direction: row;
    gap: 0;
  }

  .paso {
    flex: 1;
    padding: 3rem 2rem;
  }

  .paso__connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    width: 60px;
    flex-shrink: 0;
  }

  .paso__connector-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-secondary);
    opacity: 0.3;
  }

  .paso__connector-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-secondary), var(--color-accent));
    opacity: 0.2;
  }

  .testimonios__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .confianza__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .cta-final__title {
    font-size: 2.5rem;
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
  }
}

/* ============================================================
   RESPONSIVE — DESKTOP (1024px+)
   ============================================================ */
@media (min-width: 1024px) {
  .navbar__toggle {
    display: none;
  }

  .navbar__menu {
    position: static;
    width: auto;
    height: auto;
    background: none;
    padding: 0;
    box-shadow: none;
  }

  .navbar__links {
    flex-direction: row;
    gap: 2rem;
  }

  .navbar__link {
    font-size: 0.9rem;
    padding: 0;
    border-bottom: none;
    position: relative;
  }

  .navbar__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-gold);
    transition: width var(--transition);
  }

  .navbar__link:hover {
    padding-left: 0;
  }

  .navbar__link:hover::after {
    width: 100%;
  }

  .navbar__link--cta {
    background-color: rgba(251, 191, 36, 0.15);
    padding: 0.5rem 1.25rem !important;
    border-radius: 50px;
    color: var(--color-gold);
  }

  .navbar__link--cta::after {
    display: none;
  }

  .navbar__link--cta:hover {
    background-color: var(--color-gold);
    color: var(--color-primary);
  }

  .hero__title {
    font-size: 4rem;
  }

  .specs__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .container {
    padding: 0 2rem;
  }
}

/* ============================================================
   RESPONSIVE — LARGE (1280px+)
   ============================================================ */
@media (min-width: 1280px) {
  .hero__title {
    font-size: 4.5rem;
  }

  .kit__grid {
    gap: 4rem;
  }
}