:root {
  color-scheme: dark;
  --bg: #090d13;
  --surface: #0e141d;
  --text: #f1f3f6;
  --muted: #a8afb9;
  --border: #3d4652;
  --accent: #5d9df5;
  --accent-soft: #84b6fb;
  --max: 1180px;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
button, input { font: inherit; }

.site-shell {
  width: min(calc(100% - 64px), var(--max));
  margin: 0 auto;
}

.site-header {
  min-height: 84px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 40px;
  border-bottom: 1px solid var(--border);
}

.site-brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--text);
  font-weight: 760;
  letter-spacing: -.02em;
  text-decoration: none;
}

.site-brand img { width: 48px; height: 48px; }
.footer-brand img { width: 38px; height: 38px; }
.site-brand img,
.footer-brand img {
  object-fit: cover;
  border-radius: 6px;
}

.site-header nav { display: flex; align-items: center; justify-content: flex-end; gap: 24px; }
.site-header nav a,
.header-back {
  color: var(--muted);
  font: 500 .78rem/1.4 var(--mono);
  text-decoration: none;
}

.site-header nav a:hover,
.header-back:hover { color: var(--text); }

.site-header nav a[aria-current="page"] { color: var(--text); }
.header-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font: 500 .72rem/1.4 var(--mono);
  white-space: nowrap;
}

.nav-menu,
.language-menu {
  position: relative;
  margin-block: -16px;
  padding-block: 16px;
}
.nav-menu summary,
.language-menu summary {
  list-style: none;
  color: var(--muted);
  font: 500 .78rem/1.4 var(--mono);
  cursor: pointer;
  user-select: none;
}
.nav-menu summary::-webkit-details-marker,
.language-menu summary::-webkit-details-marker { display: none; }
.nav-menu summary::after,
.language-menu summary::after { content: " +"; color: var(--accent-soft); }
.nav-menu[open] summary,
.language-menu[open] summary,
.nav-menu:hover summary,
.language-menu:hover summary { color: var(--text); }
.nav-panel,
.language-panel {
  position: absolute;
  z-index: 10;
  top: calc(100% - 2px);
  right: 0;
  display: none;
  min-width: 230px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  box-shadow: 0 18px 46px rgba(0, 0, 0, .3);
}
.language-panel { min-width: 145px; }
.nav-menu[open] .nav-panel,
.language-menu[open] .language-panel,
.nav-menu:hover .nav-panel,
.language-menu:hover .language-panel,
.nav-menu:focus-within .nav-panel,
.language-menu:focus-within .language-panel { display: block; }
.nav-panel a,
.language-panel a {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px;
  border-radius: 4px;
  color: var(--text) !important;
  text-decoration: none;
}
.nav-panel a:hover,
.language-panel a:hover { background: rgba(93, 157, 245, .08); }
.nav-panel small { color: var(--accent-soft); font-size: .68rem; }
.header-status > span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

main { padding-top: 84px; }

.hero {
  min-height: 430px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 64px;
  padding: 46px 24px 96px;
  border-bottom: 1px solid var(--border);
}

.hero-brand {
  display: flex;
  align-items: center;
  gap: clamp(24px, 4vw, 48px);
}

.hero-brand img {
  width: clamp(88px, 10vw, 118px);
  height: clamp(88px, 10vw, 118px);
  object-fit: cover;
  border-radius: 8px;
}

h1, h2 {
  margin: 0;
  color: var(--text);
  letter-spacing: -.055em;
}

.hero h1 {
  font-size: clamp(3.6rem, 7.5vw, 6.5rem);
  font-weight: 770;
  line-height: .95;
}

.hero-brand p {
  max-width: 640px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1.2rem, 2.2vw, 1.8rem);
  line-height: 1.35;
  letter-spacing: -.02em;
}

.release-status {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--accent-soft);
  font: 500 .8rem/1.5 var(--mono);
}

.release-status span {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border: 2px solid var(--accent);
  border-radius: 50%;
}

.product,
.contact,
.beta-section {
  border-bottom: 1px solid var(--border);
}

.product {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 76px;
  align-items: stretch;
  padding-left: 24px;
}

.product-copy { padding: 82px 64px 78px 0; }

.section-label {
  margin: 0 0 26px;
  color: var(--accent-soft);
  font: 500 .8rem/1.3 var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.section-label::before { content: "/ "; }

.product h2 { font-size: clamp(3.6rem, 7vw, 6.8rem); line-height: .95; }

.product-description {
  max-width: 590px;
  margin: 30px 0 34px;
  color: var(--muted);
  font-size: clamp(1.15rem, 2.1vw, 1.65rem);
  line-height: 1.4;
}

.release-status { margin: 0 0 22px; font-size: .9rem; }
.release-status span { width: 17px; height: 17px; }

.privacy-link {
  color: var(--muted);
  font: 400 .84rem/1.5 var(--mono);
  text-underline-offset: 7px;
  text-decoration-color: #79818c;
}

.privacy-link:hover,
.privacy-link:focus-visible { color: var(--text); text-decoration-color: var(--accent); }

.product-arrow {
  display: grid;
  place-items: center;
  border-left: 1px solid var(--border);
  color: var(--accent);
  font-size: 2rem;
  text-decoration: none;
  transition: background .2s ease, color .2s ease;
}

.product-arrow:hover,
.product-arrow:focus-visible { background: rgba(93, 157, 245, .08); color: #a8ccff; }

.contact {
  display: grid;
  grid-template-columns: 1fr minmax(310px, .8fr);
  align-items: end;
  gap: 64px;
  padding: 74px 24px;
}

.contact p:last-child {
  margin: 0;
  color: #c9ced5;
  font: 400 clamp(1.15rem, 2vw, 1.55rem)/1.55 var(--mono);
}

.contact-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--accent);
  font-size: clamp(1rem, 1.7vw, 1.3rem);
  text-decoration: none;
}

.contact-link span:last-child { color: var(--accent); font-size: 1.7rem; }

footer {
  min-height: 96px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font: 500 .74rem/1.4 var(--mono);
  letter-spacing: .07em;
  text-transform: uppercase;
}

footer .footer-brand { font-family: var(--sans); font-size: .92rem; letter-spacing: -.01em; text-transform: none; }
footer > a:not(.footer-brand) { color: var(--muted); text-underline-offset: 5px; }
.footer-copy { margin: 0; color: var(--muted); font: 500 .7rem/1.5 var(--mono); letter-spacing: .02em; text-align: center; text-transform: none; }
.slashes { margin-left: 16px; color: var(--accent); letter-spacing: .3em; }
.footer-meta { display: grid; justify-items: center; gap: 5px; }
.footer-meta > a { color: var(--accent-soft); font: 500 .7rem/1.4 var(--mono); text-decoration: none; text-transform: none; letter-spacing: .02em; }
.footer-meta > a:hover { color: var(--text); }
.social-links { display: flex; flex-direction: column; align-items: flex-start; justify-self: end; gap: 10px; }
.social-links a { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); text-decoration: none; text-transform: none; letter-spacing: 0; }
.social-links img { width: 18px; height: 18px; }
.social-links a:hover { color: var(--text); }
.social-links span { color: var(--accent-soft); }

/* Índice de privacidad */
.privacy-index-page main { padding-top: 0; }
.privacy-heading { max-width: 920px; padding: 112px 24px 88px; }
.privacy-heading h1 { font-size: clamp(3.4rem, 7vw, 6.5rem); line-height: 1; }
.privacy-heading > p:last-child { max-width: 650px; margin: 30px 0 0; color: var(--muted); font-size: 1.15rem; }
.privacy-list { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.privacy-row { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 44px 24px; text-decoration: none; }
.privacy-row:hover { background: rgba(93, 157, 245, .04); }
.privacy-row div { display: grid; gap: 8px; }
.privacy-row div > span { color: var(--text); font-size: clamp(1.5rem, 3vw, 2.3rem); font-weight: 700; }
.privacy-row small { color: var(--muted); font: 400 .74rem/1.4 var(--mono); }
.privacy-row > span { color: var(--accent); font-size: 1.8rem; }

/* Split & Tip */
.product-page main { padding-top: 0; }

.product-intro {
  max-width: 880px;
  padding: 112px 24px 94px;
}

.product-intro h1 {
  font-size: clamp(4.2rem, 10vw, 8rem);
  line-height: .92;
}

.product-intro-copy {
  max-width: 690px;
  margin: 34px 0;
  color: var(--muted);
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  line-height: 1.4;
}

.beta-section {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(360px, 1fr);
  gap: clamp(60px, 10vw, 130px);
  padding: 86px 24px 96px;
  border-top: 1px solid var(--border);
}

.beta-copy h2 {
  max-width: 520px;
  font-size: clamp(2.5rem, 4.8vw, 4.4rem);
  line-height: 1.02;
}

.beta-copy > p:last-child {
  max-width: 520px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.beta-form { display: grid; gap: 24px; }
.field { display: grid; gap: 9px; }
.field label { color: var(--muted); font: 500 .76rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.field input {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
}
.field input:focus { border-color: var(--accent); }
.consent { display: flex; align-items: flex-start; gap: 12px; color: var(--muted); font-size: .9rem; }
.consent input { margin-top: 5px; accent-color: var(--accent); }
.consent a { text-underline-offset: 4px; }
.beta-form button {
  min-height: 52px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: var(--accent);
  color: #07101c;
  font-weight: 750;
  cursor: pointer;
}
.beta-form button:hover { background: var(--accent-soft); }
.form-note { margin: -8px 0 0; color: var(--muted); font-size: .78rem; }

/* Política */
.policy-page main { max-width: 780px; margin: 0 auto; padding: 84px 0 110px; }
.policy-page .policy-header { min-height: 72px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; border-bottom: 1px solid var(--border); }
.policy-page .policy-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 700; }
.policy-page .policy-brand img { width: 38px; height: 38px; object-fit: cover; border-radius: 5px; }
.policy-page .back { color: var(--muted); text-decoration: none; }
.policy-nav { display: flex; align-items: center; justify-content: flex-end; gap: 22px; }
.policy-page article { padding-top: 56px; }
.policy-page h1 { margin: 12px 0 22px; font-size: clamp(2.8rem, 7vw, 5rem); line-height: .98; }
.policy-page h2 { margin: 52px 0 16px; font-size: 1.35rem; line-height: 1.2; letter-spacing: -.025em; }
.policy-page p, .policy-page li { color: var(--muted); }
.policy-page a { text-underline-offset: 4px; }
.policy-page .meta { font: 400 .82rem/1.5 var(--mono); }
.notice { margin: 34px 0 56px; padding: 20px 22px; border-left: 3px solid var(--accent); background: rgba(93, 157, 245, .07); color: #dce4ef; }

:focus-visible { outline: 2px solid var(--accent-soft); outline-offset: 5px; }

@media (max-width: 780px) {
  .site-shell { width: min(calc(100% - 32px), var(--max)); }
  .site-header { min-height: 72px; }
  .site-header nav { gap: 16px; }
  .site-header nav > a { display: none; }
  .header-status { font-size: 0; }
  .header-status > span { width: 9px; height: 9px; }
  main { padding-top: 42px; }
  .hero { min-height: 0; align-items: flex-start; flex-direction: column; gap: 38px; padding: 42px 8px 64px; }
  .hero-brand { align-items: flex-start; }
  .hero-brand img { width: 76px; height: 76px; }
  .hero h1 { font-size: clamp(3rem, 14vw, 5rem); }
  .hero-brand p { margin-top: 14px; font-size: 1.18rem; }
  .product { grid-template-columns: minmax(0, 1fr) 58px; padding-left: 8px; }
  .product-copy { padding: 60px 24px 58px 0; }
  .product h2 { font-size: clamp(3.2rem, 15vw, 5.4rem); }
  .contact { grid-template-columns: 1fr; gap: 46px; padding: 58px 8px; }
  .product-intro { padding: 78px 8px 70px; }
  .beta-section { grid-template-columns: 1fr; gap: 50px; padding: 64px 8px 72px; }
  .privacy-heading { padding: 78px 8px 66px; }
  .privacy-row { padding: 38px 8px; }
  .policy-page main { padding: 58px 0 80px; }
  footer {
    grid-template-columns: 1fr;
    justify-items: center;
    align-items: center;
    gap: 24px;
    padding: 32px 0;
    text-align: center;
  }
  .footer-copy { text-align: center; }
  .footer-meta { justify-items: center; }
  footer .footer-brand { min-height: 44px; }
  .footer-meta > a,
  .social-links a {
    min-height: 36px;
    font-size: .75rem;
  }
  .footer-copy { font-size: .75rem; }
  .social-links { justify-self: center; gap: 2px; }
}

@media (max-width: 480px) {
  .site-brand img { width: 42px; height: 42px; }
  .site-brand { font-size: .92rem; }
  .hero-brand { gap: 18px; }
  .hero-brand img { width: 62px; height: 62px; }
  .product { grid-template-columns: minmax(0, 1fr) 46px; }
  .product-copy { padding-right: 16px; }
  .release-status { align-items: flex-start; font-size: .78rem; }
  .contact-link { font-size: .88rem; }
  .beta-section { display: block; }
  .beta-form { margin-top: 48px; }
  .policy-nav .back { display: none; }
  .site-header { gap: 14px; }
  .site-header nav { gap: 12px; }
  .nav-menu summary, .language-menu summary { font-size: .7rem; }
}

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