/* =============================================
   NUVVA — Design System (Coinbase-inspired)
   Mobile-first · 8pt grid · SF/Inter typography
   ============================================= */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500&display=swap');
@import url('https://fonts.googleapis.com/icon?family=Material+Icons');

/* ── Design Tokens ── */
:root {
  /* Colors — Nuvva palette */
  --color-primary:           #00C8A8;
  --color-primary-active:    #00A98F;
  --color-primary-hover:     #18D8BA;
  --color-primary-disabled:  #86EADC;
  --color-ink:               #333333;
  --color-body:              #333333;
  --color-muted:             #8899AA;
  --color-muted-soft:        #aabbcc;
  --color-hairline:          #d0dae4;
  --color-hairline-soft:     #e4eaf0;
  --color-canvas:            #ffffff;
  --color-action-light:      #ffffff;
  --color-action-light-hover:#F0F4F8;
  --color-action-light-active:#d0dae4;
  --color-surface-soft:      #F0F4F8;
  --color-surface-strong:    #F0F4F8;
  --color-brand-blue:        #0B1121;
  --color-surface-dark:      #0B1121;
  --color-surface-dark-el:   #141D34;
  --color-surface-benefit:   #ffffff0a;
  --color-icon-surface:      rgba(0,200,168,0.12);
  --color-icon-accent:       var(--color-primary);
  --color-on-primary:        var(--color-brand-blue);
  --color-on-dark:           #ffffff;
  --color-on-dark-soft:      #8899AA;
  --color-semantic-up:       #05b169;
  --color-semantic-down:     #cf202f;
  --color-focus-ring:        #7ca5ff;
  --color-btn-active:        #00A98F;
  --color-secondary-active:  #d0d5de;
  --color-navy-active:       #070B16;

  /* Typography */
  --font-display: 'SF Pro Display', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Radius */
  --radius-control: 4px;
  --radius-container: 8px;
  --radius-panel: 16px;
  --radius-pill: 100px;

  /* Spacing (8pt grid) */
  --space-xxs:     4px;  /* micro: icon gaps, tight nudges */
  --space-xs:      8px;
  --space-base:    16px;
  --space-md:      24px;
  --space-xl:      32px;
  --space-section: 72px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-ink:               #f8fafc;
  --color-body:              #d9e2ec;
  --color-muted:             #94a3b8;
  --color-muted-soft:        #64748b;
  --color-hairline:          rgba(255,255,255,0.18);
  --color-hairline-soft:     rgba(255,255,255,0.1);
  --color-canvas:            #0B1121;
  --color-surface-soft:      #111827;
  --color-surface-strong:    #172033;
  --color-surface-dark:      #0B1121;
  --color-surface-dark-el:   #141D34;
  --color-surface-benefit:   #ffffff0a;
  --color-icon-surface:      rgba(0,200,168,0.16);
  --color-on-primary:        #0B1121;
  --color-on-dark-soft:      #cbd5e1;
  --color-secondary-active:  #1e293b;
  --color-navy-active:       var(--color-primary-active);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-body);
  background: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Utility ── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-base);
}

/* =============================================
   NAVBAR
   ============================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  position: relative;
  background: var(--color-canvas);
  border-bottom: 1px solid var(--color-hairline-soft);
  height: 64px;
  display: flex;
  align-items: center;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.navbar.is-scrolled {
  border-bottom-color: transparent;
  box-shadow: 0 8px 24px rgba(11,17,33,0.08);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--space-base);
}

.navbar__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.navbar__logo-image {
  display: block;
  height: 32px;
  width: auto;
}

/* Hamburger */
.navbar__hamburger {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  border-radius: var(--radius-pill);
  margin-left: auto;
  flex-shrink: 0;
  transition: background 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.navbar__hamburger:hover {
  background: var(--color-surface-strong);
}
.navbar__hamburger:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
.navbar__hamburger span {
  display: block;
  width: 16px;
  height: 8px;
  background: var(--color-ink);
  border-radius: var(--radius-pill);
  transform-origin: center;
  transform: scaleY(0.25);
  transition: transform 0.25s ease, opacity 0.2s ease, width 0.2s ease;
}
.navbar__hamburger[aria-expanded="true"] {
  background: var(--color-icon-surface);
  box-shadow: inset 0 0 0 1px rgba(0,200,168,0.24);
}
.navbar__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg) scaleY(0.25); }
.navbar__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; width: 8px; }
.navbar__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg) scaleY(0.25); }

/* Nav menu */
.navbar__menu {
  display: none;
  position: absolute;
  top: 64px;
  left: var(--space-base);
  right: var(--space-base);
  max-width: 480px;
  margin-inline: auto;
  background: var(--color-canvas);
  padding: var(--space-base);
  flex-direction: column;
  gap: var(--space-xs);
  border: 1px solid var(--color-hairline-soft);
  border-radius: var(--radius-container);
  box-shadow: 0 20px 48px rgba(11,17,33,0.16);
  z-index: 99;
  list-style: none;
}
.navbar__menu.is-open { display: flex; }

.navbar__menu li {
  display: flex;
}

.navbar__menu .navbar__link {
  align-items: center;
  display: flex;
  min-height: 48px;
  width: 100%;
}

.navbar__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
  padding: var(--space-base) var(--space-base);
  border-radius: var(--radius-control);
  position: relative;
  transition: background 0.15s, color 0.15s;
}
.navbar__link:hover,
.navbar__link:focus-visible {
  background: var(--color-icon-surface);
  color: var(--color-primary-active);
}
.navbar__link.is-active,
.navbar__link[aria-current="location"] {
  background: var(--color-icon-surface);
  color: var(--color-primary-active);
}

.navbar__desktop-links .navbar__link {
  border-radius: 0;
  min-height: 64px;
  padding: 0 var(--space-base);
  align-items: center;
  display: inline-flex;
}

.navbar__desktop-links .navbar__link::after {
  background: var(--color-primary);
  border-radius: var(--radius-pill);
  bottom: var(--space-xs);
  content: "";
  height: var(--space-xs);
  left: var(--space-base);
  opacity: 0;
  position: absolute;
  right: var(--space-base);
  transform: scaleX(0.6) scaleY(0.25);
  transform-origin: center bottom;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.navbar__desktop-links .navbar__link:hover,
.navbar__desktop-links .navbar__link:focus-visible {
  background: transparent;
  color: var(--color-primary-active);
}

.navbar__desktop-links .navbar__link:hover::after,
.navbar__desktop-links .navbar__link:focus-visible::after {
  opacity: 0.45;
  transform: scaleX(1) scaleY(0.25);
}

.navbar__desktop-links .navbar__link.is-active,
.navbar__desktop-links .navbar__link[aria-current="location"] {
  background: transparent;
  color: var(--color-primary-active);
  font-weight: 700;
}

.navbar__desktop-links .navbar__link.is-active::after,
.navbar__desktop-links .navbar__link[aria-current="location"]::after {
  opacity: 1;
  transform: scaleX(1) scaleY(0.25);
}

.navbar__cta {
  margin-top: var(--space-xs);
  padding: var(--space-base) var(--space-md);
  width: 100%;
}

/* Desktop nav links — hidden on mobile, centered on desktop */
.navbar__desktop-links {
  display: none;
  align-items: center;
  gap: var(--space-xxs);
  list-style: none;
}

/* Desktop actions — hidden on mobile */
.navbar__desktop-actions {
  display: none;
  align-items: center;
  gap: var(--space-xs);
}

.theme-toggle {
  align-items: center;
  background: var(--color-surface-strong);
  border: 1px solid var(--color-hairline-soft);
  border-radius: var(--radius-pill);
  color: var(--color-ink);
  cursor: pointer;
  display: inline-flex;
  font-family: var(--font-body);
  height: 40px;
  justify-content: center;
  min-height: 40px;
  padding: 0;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  width: 40px;
}

.theme-toggle:hover {
  background: var(--color-icon-surface);
  border-color: rgba(0,200,168,0.3);
}

.theme-toggle:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

.theme-toggle__icon {
  color: var(--color-primary);
  font-size: 20px;
}

.theme-toggle--mobile {
  background: var(--color-surface-soft);
  margin-top: var(--space-xs);
}

.navbar__menu-action {
  justify-content: flex-end;
}

:root[data-theme="dark"] .navbar__menu {
  background: var(--color-surface-soft);
  border-color: rgba(255,255,255,0.12);
  box-shadow: 0 24px 56px rgba(0,0,0,0.36);
}

:root[data-theme="dark"] .navbar__menu .navbar__link:hover,
:root[data-theme="dark"] .navbar__menu .navbar__link:focus-visible,
:root[data-theme="dark"] .navbar__menu .navbar__link.is-active,
:root[data-theme="dark"] .navbar__menu .navbar__link[aria-current="location"] {
  background: rgba(0,200,168,0.14);
  color: var(--color-primary);
}

:root[data-theme="dark"] .navbar__menu .navbar__cta {
  box-shadow: 0 10px 28px rgba(0,200,168,0.22);
}

:root[data-theme="dark"] .navbar__desktop-links .navbar__link:hover,
:root[data-theme="dark"] .navbar__desktop-links .navbar__link:focus-visible,
:root[data-theme="dark"] .navbar__desktop-links .navbar__link.is-active,
:root[data-theme="dark"] .navbar__desktop-links .navbar__link[aria-current="location"] {
  color: var(--color-primary);
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.15;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, opacity 0.15s, box-shadow 0.15s;
}

/* Primary */
.btn--primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-radius: var(--radius-pill);
  padding: var(--space-base) var(--space-md);
  min-height: 48px;
}
.btn--primary:hover  { background: var(--color-primary-active); }
.btn--primary:active { background: var(--color-btn-active); }
.btn--primary:focus-visible { outline: 3px solid var(--color-focus-ring); outline-offset: 2px; }
.btn--primary:disabled { background: var(--color-primary-disabled); cursor: not-allowed; }

/* Hero large CTA */
.btn--hero {
  background: var(--color-action-light);
  color: var(--color-surface-dark);
  border-radius: var(--radius-pill);
  padding: 16px 32px;
  height: 56px;
  font-size: 16px;
  font-weight: 600;
}
.btn--hero:hover  { background: var(--color-surface-strong); }
.btn--hero:active { background: var(--color-hairline); }
.btn--hero:focus-visible { outline: 3px solid rgba(255,255,255,0.6); outline-offset: 2px; }

/* Secondary light */
.btn--secondary {
  background: var(--color-surface-strong);
  color: var(--color-ink);
  border-radius: var(--radius-pill);
  padding: var(--space-base) var(--space-md);
  min-height: 48px;
}
.btn--secondary:hover  { background: var(--color-hairline); }
.btn--secondary:active { background: var(--color-secondary-active); }
.btn--secondary:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }

:root[data-theme="dark"] .btn--secondary {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.16);
  color: var(--color-on-dark);
}

:root[data-theme="dark"] .btn--secondary:hover {
  background: rgba(255,255,255,0.12);
}

:root[data-theme="dark"] .btn--secondary:active {
  background: rgba(255,255,255,0.18);
}

/* Outline on dark */
.btn--outline-dark {
  background: transparent;
  color: var(--color-on-dark);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: var(--radius-pill);
  padding: var(--space-base) var(--space-md);
  min-height: 48px;
}
.btn--outline-dark:hover  { background: rgba(255,255,255,0.08); }
.btn--outline-dark:active { background: rgba(255,255,255,0.14); }
.btn--outline-dark:focus-visible { outline: 3px solid rgba(255,255,255,0.5); outline-offset: 2px; }

/* Hero outline */
.btn--hero-outline {
  background: transparent;
  color: var(--color-on-dark);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: var(--radius-pill);
  padding: 16px 32px;
  height: 56px;
  font-size: 16px;
  font-weight: 600;
}
.btn--hero-outline:hover  { background: rgba(255,255,255,0.08); }
.btn--hero-outline:active { background: rgba(255,255,255,0.14); }
.btn--hero-outline:focus-visible { outline: 3px solid rgba(255,255,255,0.5); outline-offset: 2px; }

/* Navy filled — para usar sobre fondos blancos o grises */
.btn--navy {
  background: var(--color-surface-dark);
  color: var(--color-canvas);
  border-radius: var(--radius-pill);
  padding: var(--space-base) var(--space-md);
  min-height: 48px;
}
.btn--navy:hover  { background: var(--color-surface-dark-el); }
.btn--navy:active { background: var(--color-navy-active); }
.btn--navy:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }
.btn--navy:disabled { opacity: 0.45; cursor: not-allowed; }

:root[data-theme="dark"] .btn--navy {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

:root[data-theme="dark"] .btn--navy:hover {
  background: var(--color-primary-active);
}

:root[data-theme="dark"] .btn--navy:active {
  background: var(--color-navy-active);
}

/* =============================================
   QUIENES SOMOS
   ============================================= */
.about {
  background: var(--color-surface-soft);
  padding-block: var(--space-section);
}

.about .benefits-grid {
  grid-template-columns: 1fr;
}

.about .benefit-item {
  align-items: center;
  background: transparent;
  flex-direction: column;
  gap: var(--space-base);
  padding: var(--space-base);
  text-align: center;
}

.about .benefit-item__icon {
  background: transparent;
  color: var(--color-icon-accent);
  height: 56px;
  min-width: 56px;
  width: 56px;
}

.about .benefit-item__icon .material-icons {
  font-size: 56px;
}

.about .benefit-item__title {
  color: var(--color-ink);
}

.about .benefit-item__body {
  color: var(--color-body);
}

/* =============================================
   SECTION 1 — HERO (dark)
   ============================================= */
.hero {
  background: var(--color-surface-dark);
  color: var(--color-on-dark);
  padding-block: var(--space-xl);
  overflow: hidden;
  position: relative;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("assets/hero-family-shield.png");
  background-position: center;
  background-size: cover;
  opacity: 0.46;
  z-index: -2;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 42%, rgba(11,17,33,0.36), rgba(11,17,33,0.68) 56%, rgba(11,17,33,0.94) 100%),
    linear-gradient(90deg, rgba(11,17,33,0.92), rgba(11,17,33,0.66) 48%, rgba(11,17,33,0.92));
  z-index: -1;
}

.reveal-on-scroll {
  opacity: 0;
  transition: opacity 0.5s ease;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll {
    opacity: 1;
    transition: none;
  }

  .feature-card__icon,
  .benefit-item__icon,
  .hero-benefit-card {
    animation: none;
    transition: none;
    will-change: auto;
  }

  .feature-card:hover .feature-card__icon,
  .benefit-item:hover .benefit-item__icon {
    transform: none;
  }
}

.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  min-height: 440px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-icon-surface);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: var(--space-xs) var(--space-base);
  border-radius: var(--radius-container);
  border: 1px solid rgba(0,200,168,0.3);
  width: fit-content;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  max-width: 760px;
  text-align: center;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 12vw, 56px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -2px;
  color: var(--color-on-dark);
}

.hero__headline .accent { color: var(--color-primary); }

.hero__sub {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-on-dark-soft);
  max-width: 560px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-base);
  align-items: center;
  justify-content: center;
}

.hero__visual {
  display: none;
  flex-direction: column;
  gap: var(--space-base);
  position: relative;
  width: 100%;
  max-width: 448px;
}

.hero-image-card {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-panel);
  box-shadow: 0 32px 72px rgba(0,0,0,0.28);
  overflow: hidden;
  position: relative;
  width: 100%;
}

.hero-image-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11,17,33,0.08), rgba(11,17,33,0.36)),
    linear-gradient(90deg, rgba(11,17,33,0.16), rgba(11,17,33,0.02));
}

.hero-image-card img {
  height: 100%;
  object-fit: cover;
  object-position: 58% center;
  width: 100%;
}

.hero__benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-base);
  width: 100%;
}

.hero-benefit-card {
  display: flex;
  gap: var(--space-base);
  align-items: flex-start;
  background: var(--color-canvas);
  border-radius: var(--radius-container);
  box-shadow: 0 24px 56px rgba(0,0,0,0.18);
  color: var(--color-ink);
  padding: var(--space-md);
  animation: hero-card-float 5.6s ease-in-out infinite;
  will-change: transform;
}

.hero-benefit-card--offset {
  animation-delay: -2.2s;
  margin-left: 0;
}

@keyframes hero-card-float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(-1deg);
  }
}

.hero-benefit-card__icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--color-icon-surface);
  border-radius: var(--radius-container);
  color: var(--color-icon-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.hero-benefit-card__title {
  color: var(--color-ink);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-xs);
}

.hero-benefit-card__body {
  color: var(--color-body);
  font-size: 14px;
  line-height: 1.5;
}

/* =============================================
   SECTION 2 — SERVICIOS
   ============================================= */
.services {
  background: var(--color-canvas);
  padding-block: var(--space-section);
}

.section-header {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-section);
  text-align: center;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-surface-strong);
  color: var(--color-ink);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--space-xs) var(--space-base);
  border-radius: var(--radius-container);
  width: fit-content;
}

.section-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--color-ink);
  text-align: center;
  width: 100%;
}

.section-sub {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-body);
  text-align: center;
  width: 100%;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-base);
}

.feature-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-container);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-base);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.feature-card:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,0.07);
  border-color: var(--color-hairline-soft);
}

.feature-card__icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--color-icon-surface);
  border-radius: var(--radius-container);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-icon-accent);
  font-size: 20px;
  transition: transform 0.2s ease;
}

.feature-card__icon .material-icons,
.benefit-item__icon .material-icons,
.hero-benefit-card__icon .material-icons {
  display: block;
  font-size: 20px;
  line-height: 1;
  overflow: hidden;
}

.feature-card:hover .feature-card__icon {
  transform: rotate(-4deg);
}

.feature-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.3;
}

.feature-card__body {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-body);
  flex: 1;
}

.feature-card__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-surface-dark);
  background: var(--color-surface-strong);
  border: 1px solid var(--color-hairline-soft);
  border-radius: var(--radius-pill);
  min-height: 40px;
  padding: var(--space-xs) var(--space-base);
  margin-top: auto;
  text-decoration: none;
  width: fit-content;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
}
.feature-card__link .material-icons { font-size: 16px; }
.feature-card__link:hover {
  background: var(--color-icon-surface);
  border-color: rgba(0,200,168,0.3);
  color: var(--color-primary-active);
  text-decoration: none;
  transform: translateY(-2px);
}
.feature-card__link:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; border-radius: var(--radius-control); }

:root[data-theme="dark"] .feature-card {
  background: var(--color-surface-soft);
  border-color: rgba(255,255,255,0.12);
}

:root[data-theme="dark"] .feature-card:hover {
  border-color: rgba(0,200,168,0.28);
  box-shadow: 0 20px 48px rgba(0,0,0,0.28);
}

:root[data-theme="dark"] .feature-card__link {
  background: rgba(0,200,168,0.12);
  border-color: rgba(0,200,168,0.32);
  color: var(--color-primary);
}

:root[data-theme="dark"] .feature-card__link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
}

/* =============================================
   SECTION 3 — ¿POR QUÉ NUVVA?
   ============================================= */
.why {
  background: var(--color-surface-dark);
  color: var(--color-on-dark);
  padding-block: var(--space-section);
}

.why .section-title { color: var(--color-on-dark); }
.why .section-sub   { color: var(--color-on-dark-soft); }

.why .section-badge {
  background: rgba(255,255,255,0.08);
  color: var(--color-on-dark-soft);
}

/* Stats row */
.stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-base);
  margin-bottom: var(--space-xl);
}

.stat-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-xxs);
}

.stat-block__number {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 500;
  color: var(--color-on-dark);
  letter-spacing: -1px;
  line-height: 1;
}

.stat-block__label {
  font-size: 13px;
  color: var(--color-on-dark-soft);
  line-height: 1.4;
}

/* Benefits list */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-base);
}

.benefit-item {
  display: flex;
  gap: var(--space-base);
  align-items: flex-start;
  padding: var(--space-md);
  background: var(--color-surface-benefit);
  border-radius: var(--radius-container);
}

.benefit-item__icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--color-icon-surface);
  border-radius: var(--radius-container);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-icon-accent);
  font-size: 20px;
  transition: transform 0.2s ease;
}

.benefit-item:hover .benefit-item__icon {
  transform: rotate(-4deg);
}

.benefit-item__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-on-dark);
  margin-bottom: var(--space-xxs);
}

.benefit-item__body {
  font-size: 14px;
  color: var(--color-on-dark-soft);
  line-height: 1.5;
}

/* =============================================
   SECTION 4 — PROCESO
   ============================================= */
.process {
  background: var(--color-canvas);
  padding-block: var(--space-section);
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-base);
}

.process-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-container);
  padding: var(--space-md);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.process-card:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,0.07);
  border-color: var(--color-hairline-soft);
}

.process-card__number {
  align-items: center;
  background: var(--color-icon-surface);
  border-radius: var(--radius-container);
  color: var(--color-icon-accent);
  display: flex;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  height: 40px;
  justify-content: center;
  line-height: 1;
  margin-bottom: var(--space-base);
  width: 40px;
}

.process-card__title {
  color: var(--color-ink);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-xs);
}

.process-card__body {
  color: var(--color-body);
  font-size: 14px;
  line-height: 1.5;
}

/* =============================================
   SECTION 5 — CONTACTO / CTA
   ============================================= */
.contact {
  background: var(--color-canvas);
  padding-block: var(--space-section);
}

.contact__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-top: 48px;
}

.contact__left .section-header {
  align-items: flex-start;
  text-align: left;
}

.contact__left .section-title,
.contact__left .section-sub {
  text-align: left;
}

/* Form */
.contact-form {
  background: var(--color-surface-soft);
  border-radius: var(--radius-panel);
  padding: var(--space-md);
  border: 1px solid var(--color-hairline-soft);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-base);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-field--honeypot {
  display: none;
}

.form-field label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
}

.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  color: var(--color-ink);
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-control);
  padding: 16px;
  height: 48px;
  width: 100%;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
}

.form-field textarea {
  height: auto;
  min-height: 112px;
  resize: vertical;
}

.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235b616e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-xs) center;
  padding-right: 40px;
  text-overflow: ellipsis;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-icon-surface);
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--color-muted-soft); }

.field-feedback {
  min-height: 16px;
  font-size: 12px;
  color: var(--color-semantic-down);
  visibility: hidden;
}
.field-feedback.is-visible { visibility: visible; }

.form-consent__label {
  align-items: flex-start;
  cursor: pointer;
  display: grid;
  font-weight: 400;
  gap: var(--space-xs);
  grid-template-columns: 24px minmax(0, 1fr);
  line-height: 1.5;
}

.form-field .form-consent__label input[type="checkbox"] {
  appearance: auto;
  accent-color: var(--color-primary);
  height: 24px;
  margin: 0;
  padding: 0;
  width: 24px;
}

.form-consent__label a {
  color: var(--color-primary-active);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-consent__label a:focus-visible {
  border-radius: var(--radius-control);
  outline: 3px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.form-submit {
  margin-top: var(--space-xs);
}

.form-submit .btn {
  width: 100%;
  min-height: 48px;
}

.contact-form.is-submitting .btn[type="submit"] {
  opacity: 0.72;
  pointer-events: none;
}

.form-success,
.form-error {
  display: none;
  margin-top: var(--space-base);
  padding: var(--space-base);
  border-radius: var(--radius-container);
  font-size: 14px;
  font-weight: 600;
  gap: var(--space-xs);
  align-items: center;
}

.form-success {
  background: rgba(5,177,105,0.08);
  border: 1px solid rgba(5,177,105,0.25);
  color: var(--color-semantic-up);
}

.form-error {
  background: rgba(207,32,47,0.08);
  border: 1px solid rgba(207,32,47,0.25);
  color: var(--color-semantic-down);
}

/* CTA strip */
.cta-strip {
  background: var(--color-surface-dark);
  border-radius: var(--radius-panel);
  border: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  overflow: hidden;
  position: relative;
  isolation: isolate;
}

.cta-strip::before {
  content: "";
  position: absolute;
  inset: 0 0 0 32%;
  background-image: url("assets/hero-family-shield.png");
  background-position: center right;
  background-size: cover;
  opacity: 0.28;
  z-index: -2;
}

.cta-strip::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(11,17,33,1) 0%, rgba(11,17,33,0.96) 42%, rgba(11,17,33,0.72) 70%, rgba(11,17,33,0.58) 100%),
    linear-gradient(0deg, rgba(11,17,33,0.86), rgba(11,17,33,0.58));
  z-index: -1;
}

:root[data-theme="dark"] .cta-strip {
  box-shadow: 0 24px 72px rgba(0,0,0,0.36);
}

:root[data-theme="dark"] .cta-strip::before {
  opacity: 0.18;
}

:root[data-theme="dark"] .cta-strip::after {
  background:
    linear-gradient(90deg, rgba(11,17,33,1) 0%, rgba(11,17,33,0.98) 48%, rgba(11,17,33,0.84) 76%, rgba(11,17,33,0.72) 100%),
    linear-gradient(0deg, rgba(11,17,33,0.94), rgba(11,17,33,0.7));
}

.cta-strip > * {
  position: relative;
  z-index: 1;
}

.cta-strip__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.8px;
  color: var(--color-on-dark);
}

.cta-strip__sub {
  font-size: 15px;
  color: var(--color-on-dark-soft);
  line-height: 1.5;
}

.cta-strip__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-base);
}

.cta-strip__actions .btn {
  box-shadow: 0 10px 28px rgba(0,0,0,0.18);
}

.cta-strip__actions .btn--white {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.cta-strip__actions .btn--white:hover {
  background: var(--color-primary-active);
}

.cta-strip__actions .btn--white:active {
  background: var(--color-btn-active);
}

.cta-strip__actions .btn--white-outline {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.38);
  color: var(--color-on-dark);
}

.cta-strip__actions .btn--white-outline:hover {
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.56);
}

.cta-strip__actions .btn--white-outline:active {
  background: rgba(255,255,255,0.2);
}

.btn.cta-strip__desktop-contact {
  display: none;
}

.btn--white {
  background: var(--color-action-light);
  color: var(--color-surface-dark);
  border-radius: var(--radius-pill);
  padding: var(--space-base) var(--space-md);
  min-height: 48px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: background 0.15s;
}
.btn--white:hover { background: var(--color-surface-strong); }
.btn--white:focus-visible { outline: 3px solid rgba(255,255,255,0.6); outline-offset: 2px; }

:root[data-theme="dark"] .btn--hero:hover,
:root[data-theme="dark"] .btn--white:hover {
  background: var(--color-action-light-hover);
}

:root[data-theme="dark"] .btn--hero:active,
:root[data-theme="dark"] .btn--white:active {
  background: var(--color-action-light-active);
}

.btn--white-outline {
  background: transparent;
  color: var(--color-canvas);
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: var(--radius-pill);
  padding: var(--space-base) var(--space-md);
  min-height: 48px;
  font-size: 16px;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: background 0.15s;
}
.btn--white-outline:hover { background: rgba(255,255,255,0.1); }
.btn--white-outline:focus-visible { outline: 3px solid rgba(255,255,255,0.5); outline-offset: 2px; }

:root[data-theme="dark"] .cta-strip__actions .btn--white {
  background: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: 0 12px 32px rgba(0,200,168,0.26);
}

:root[data-theme="dark"] .cta-strip__actions .btn--white:hover {
  background: var(--color-primary-active);
  color: var(--color-on-primary);
}

:root[data-theme="dark"] .cta-strip__actions .btn--white:active {
  background: var(--color-btn-active);
}

:root[data-theme="dark"] .cta-strip__actions .btn--white-outline {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.32);
  color: var(--color-on-dark);
}

:root[data-theme="dark"] .cta-strip__actions .btn--white-outline:hover {
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.48);
}

:root[data-theme="dark"] .cta-strip__actions .btn--white-outline:active {
  background: rgba(255,255,255,0.2);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--color-canvas);
  border-top: 1px solid var(--color-hairline-soft);
  padding-block: var(--space-xl);
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-hairline-soft);
  margin-bottom: var(--space-md);
}

.footer__brand-desc {
  font-size: 14px;
  color: var(--color-body);
  line-height: 1.6;
  margin-top: var(--space-xs);
  max-width: 280px;
}

.footer__col-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-ink);
  margin-bottom: var(--space-xs);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__link {
  font-size: 14px;
  color: var(--color-body);
  transition: color 0.15s;
}
.footer__link:hover,
.footer__link:focus-visible {
  color: var(--color-primary-active);
}
.footer__link:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; border-radius: var(--radius-control); }

.footer__brand-logo {
  display: inline-flex;
  margin-bottom: var(--space-base);
}

.footer__brand-logo .navbar__logo-image {
  height: 56px;
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  align-items: flex-start;
}

.footer__legal {
  font-size: 12px;
  color: var(--color-muted);
  line-height: 1.5;
}

.footer__legal-links {
  display: flex;
  gap: var(--space-base);
  flex-wrap: wrap;
}

.footer__legal-link {
  font-size: 12px;
}

/* =============================================
   RESPONSIVE — Tablet (640px+)
   ============================================= */
@media (min-width: 640px) {
  .cards-grid       { grid-template-columns: 1fr 1fr; }
  .benefits-grid    { grid-template-columns: 1fr 1fr; }
  .about .benefits-grid { grid-template-columns: repeat(3, 1fr); }
  .process-grid     { grid-template-columns: 1fr 1fr; }
  .form-grid        { grid-template-columns: 1fr 1fr; }
  .form-field--full { grid-column: 1 / -1; }

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

  .cta-strip {
    padding: var(--space-xl);
  }
}

/* =============================================
   RESPONSIVE — Desktop (1024px+)
   ============================================= */
@media (min-width: 1024px) {

  /* Navbar */
  .navbar__hamburger         { display: none; }
  .navbar__menu              { display: none !important; }
  .navbar__desktop-links     { display: flex; flex: 1; justify-content: center; }
  .navbar__desktop-actions   { display: flex; }
  .site-header .navbar__logo-image { height: 40px; }
  .btn.cta-strip__mobile-call { display: none; }
  .btn.cta-strip__desktop-contact { display: inline-flex; }

  /* Hero */
  .hero__inner {
    flex-direction: row;
    justify-content: space-between;
    min-height: 560px;
    text-align: left;
  }
  .hero__content {
    align-items: flex-start;
    max-width: 640px;
    text-align: left;
  }
  .hero__headline {
    font-size: clamp(56px, 6.4vw, 80px);
  }
  .hero__actions {
    justify-content: flex-start;
  }
  .hero__visual {
    display: flex;
    flex: 0 0 448px;
  }
  .hero__benefits {
    inset: 0;
    position: absolute;
  }
  .hero-benefit-card {
    position: absolute;
    padding: var(--space-base);
    width: 280px;
  }
  .hero-benefit-card:first-child {
    left: -64px;
    top: -16px;
  }
  .hero-benefit-card--offset {
    bottom: -16px;
    margin-left: 0;
    right: -48px;
  }

  /* Sections */
  .cards-grid    { grid-template-columns: 1fr 1fr; }
  .benefits-grid { grid-template-columns: 1fr 1fr; }
  .process-grid  { grid-template-columns: repeat(4, 1fr); }

  /* Footer */
  .footer__top {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  /* Contact 2-col */
  .contact__inner {
    flex-direction: row;
    align-items: flex-start;
  }
  .contact__left  { flex: 0 0 344px; }
  .contact-form   { flex: 1; }

  /* CTA strip */
  .cta-strip {
    padding: var(--space-xl) 56px;
  }

  /* Stats 4-col */
  .stats-row { grid-template-columns: repeat(4, 1fr); }
}

/* =============================================
   FOCUS VISIBLE — global
   ============================================= */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}