:root {
  --paper: #f7f2e8;
  --paper-deep: #eee6d7;
  --ink: #173e36;
  --ink-soft: #4c665f;
  --sage: #8eb8a1;
  --sage-deep: #3f7868;
  --mint: #dcecdf;
  --coral: #ed8f72;
  --sun: #f2c875;
  --white: #fffdf8;
  --line: rgba(23, 62, 54, .13);
  --shadow: 0 24px 80px rgba(35, 65, 56, .13);
  --radius: 30px;
  --max: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 84% 9%, rgba(242, 200, 117, .28), transparent 25rem),
    radial-gradient(circle at 8% 28%, rgba(142, 184, 161, .22), transparent 30rem),
    var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .75rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: white;
}

.skip-link:focus { top: 1rem; }

.shell { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255,255,255,.55);
  background: rgba(247, 242, 232, .82);
  backdrop-filter: blur(18px);
}

.nav-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .72rem;
  text-decoration: none;
  font-weight: 760;
  letter-spacing: -.02em;
}

.brand img { width: 38px; height: 38px; border-radius: 11px; box-shadow: 0 6px 18px rgba(23,62,54,.13); }

.nav-links { display: flex; align-items: center; gap: .35rem; }
.nav-links a, .language-toggle {
  border: 0;
  padding: .65rem .85rem;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: .92rem;
  text-decoration: none;
  cursor: pointer;
}
.nav-links a:hover, .language-toggle:hover { background: rgba(255,255,255,.7); color: var(--ink); }

.hero {
  min-height: min(760px, calc(100vh - 76px));
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
  padding-block: clamp(4rem, 8vw, 7rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1.2rem;
  color: var(--sage-deep);
  font-weight: 720;
  font-size: .83rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--coral); }

h1, h2, h3 { margin-top: 0; line-height: 1.04; letter-spacing: -.045em; }
h1 { max-width: 760px; margin-bottom: 1.35rem; font-size: clamp(3.2rem, 7vw, 6.6rem); }
h2 { margin-bottom: 1rem; font-size: clamp(2.25rem, 4.5vw, 4.2rem); }
h3 { font-size: 1.35rem; letter-spacing: -.025em; }

.lead { max-width: 660px; color: var(--ink-soft); font-size: clamp(1.12rem, 2vw, 1.35rem); }

.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--ink);
  color: white;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(23,62,54,.16);
}
.button:hover { transform: translateY(-1px); }
.button.secondary { border-color: var(--line); background: rgba(255,255,255,.55); color: var(--ink); box-shadow: none; }
.button.quiet { background: var(--mint); color: var(--ink); box-shadow: none; }

.trust-row { display: flex; flex-wrap: wrap; gap: .65rem 1.15rem; margin-top: 2rem; color: var(--ink-soft); font-size: .9rem; }
.trust-row span::before { content: "✓"; margin-right: .38rem; color: var(--sage-deep); font-weight: 800; }

.app-stage { position: relative; display: grid; place-items: center; min-height: 520px; }
.app-stage::before {
  content: "";
  position: absolute;
  width: min(96%, 500px);
  aspect-ratio: 1;
  border-radius: 46% 54% 63% 37% / 40% 42% 58% 60%;
  background: linear-gradient(145deg, rgba(142,184,161,.62), rgba(220,236,223,.45));
  animation: breathe 8s ease-in-out infinite;
}
.app-icon { position: relative; width: min(62vw, 330px); border-radius: 25%; box-shadow: var(--shadow); }
.orbit { position: absolute; border: 1px solid rgba(23,62,54,.13); border-radius: 50%; }
.orbit.one { width: 420px; height: 420px; }
.orbit.two { width: 490px; height: 490px; opacity: .5; }

@keyframes breathe { 50% { transform: scale(1.06) rotate(2deg); } }

.section { padding-block: clamp(4.5rem, 9vw, 8rem); }
.section-head { max-width: 760px; margin-bottom: 2.5rem; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card {
  min-height: 250px;
  padding: clamp(1.35rem, 3vw, 2rem);
  border: 1px solid rgba(255,255,255,.7);
  border-radius: var(--radius);
  background: rgba(255,253,248,.68);
  box-shadow: 0 18px 55px rgba(35,65,56,.07);
}
.card p { color: var(--ink-soft); }
.card-number { display: block; margin-bottom: 3rem; color: var(--coral); font-weight: 800; font-size: .82rem; letter-spacing: .12em; }

.feature-wide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
  padding: clamp(1.5rem, 4vw, 3.2rem);
  border-radius: calc(var(--radius) + 8px);
  background: var(--ink);
  color: white;
}
.feature-wide p { color: rgba(255,255,255,.72); }
.feature-list { display: grid; gap: .8rem; margin: 0; padding: 0; list-style: none; }
.feature-list li { padding: 1rem 1.1rem; border: 1px solid rgba(255,255,255,.13); border-radius: 18px; background: rgba(255,255,255,.055); }

.safety {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 2rem;
  align-items: center;
  padding: clamp(1.6rem, 5vw, 4rem);
  border: 1px solid rgba(237,143,114,.35);
  border-radius: 38px;
  background: linear-gradient(135deg, rgba(237,143,114,.13), rgba(242,200,117,.14));
}

.page-hero { padding-block: clamp(4rem, 8vw, 7rem) 3rem; }
.page-hero h1 { font-size: clamp(3rem, 6vw, 5.4rem); }
.page-hero .lead { max-width: 780px; }

.document-layout { display: grid; grid-template-columns: 250px 1fr; gap: clamp(2rem, 6vw, 6rem); padding-bottom: 7rem; }
.document-nav { position: sticky; top: 105px; align-self: start; display: grid; gap: .4rem; }
.document-nav a { padding: .55rem .7rem; border-radius: 12px; color: var(--ink-soft); text-decoration: none; font-size: .93rem; }
.document-nav a:hover { background: rgba(255,255,255,.6); color: var(--ink); }
.document { max-width: 800px; }
.document section { scroll-margin-top: 110px; padding: 1.6rem 0; border-top: 1px solid var(--line); }
.document h2 { font-size: clamp(1.7rem, 3vw, 2.45rem); letter-spacing: -.03em; }
.document p, .document li { color: var(--ink-soft); }
.document li + li { margin-top: .55rem; }
.notice { padding: 1.2rem 1.35rem; border-radius: 18px; background: var(--mint); }

.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-bottom: 4rem; }
.support-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 225px; }
.support-card a { margin-top: 1rem; color: var(--sage-deep); font-weight: 750; }
.faq { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); padding: 1.1rem 0; }
summary { cursor: pointer; font-weight: 750; }
details p { color: var(--ink-soft); }

.footer { border-top: 1px solid var(--line); padding-block: 2rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; color: var(--ink-soft); font-size: .9rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--ink); }

[data-lang="en"] { display: none; }
html.lang-en [data-lang="es"] { display: none; }
html.lang-en [data-lang="en"] { display: revert; }

@media (max-width: 880px) {
  .hero, .feature-wide, .safety, .document-layout { grid-template-columns: 1fr; }
  .hero { padding-top: 3.5rem; }
  .app-stage { min-height: 430px; }
  .orbit.one { width: 360px; height: 360px; }
  .orbit.two { width: 410px; height: 410px; }
  .grid { grid-template-columns: 1fr; }
  .document-nav { position: static; grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .nav-inner { min-height: 66px; }
  .nav-links a { display: none; }
  .hero { min-height: auto; }
  .app-stage { min-height: 350px; }
  .app-icon { width: 230px; }
  .orbit.one { width: 280px; height: 280px; }
  .orbit.two { width: 330px; height: 330px; }
  .grid, .support-grid { grid-template-columns: 1fr; }
  .document-nav { display: none; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}