/* Puzzkey web — misma identidad que la app (DESIGN.md): pizarra, turquesa, piezas con canto. */
:root {
  --bg: #090D11;
  --surface: #10171C;
  --surface2: #172027;
  --border: #212C33;
  --text: #EAF2F3;
  --muted: #9AABB2;
  --teal: #14D9C4;
  --teal-edge: #0A8578;
  --teal-ink: #03201C;
  --round: ui-rounded, "SF Pro Rounded", "Nunito", system-ui, sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 var(--body);
}
a { color: var(--teal); text-underline-offset: 3px; }
a:hover { color: #5EF0DE; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 6px; }

.top, .foot, main { max-width: 960px; margin: 0 auto; padding: 0 24px; }
.top { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font: 900 21px var(--round); }
.brand img { border-radius: 9px; }
.top nav, .foot nav { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.top nav a, .foot nav a { color: var(--muted); text-decoration: none; font-weight: 600; font-size: 15px; }
.top nav a:hover, .foot nav a:hover { color: var(--text); }

h1, h2, h3 { font-family: var(--round); line-height: 1.15; text-wrap: balance; }
h1 { font-weight: 900; letter-spacing: -0.02em; }
h2 { font-weight: 800; font-size: 28px; margin: 0 0 24px; }
h3 { font-weight: 800; font-size: 19px; margin: 0 0 6px; }

/* Portada */
.hero { text-align: center; padding: 56px 0 72px; }
.mark { width: 168px; margin: 0 auto 36px; animation: settle 700ms cubic-bezier(0.23, 1, 0.32, 1) both; }
.mark img { display: block; width: 100%; height: auto; }
@keyframes settle { from { opacity: 0; transform: translateY(12px) scale(0.96); } to { opacity: 1; transform: none; } }
.hero h1 { font-size: clamp(40px, 7vw, 68px); margin: 0 0 18px; }
.lead { max-width: 34em; margin: 0 auto; color: var(--muted); font-size: 19px; text-wrap: pretty; }
.soon {
  display: inline-flex; align-items: center; gap: 10px;
  margin: 32px 0 0; padding: 12px 20px;
  border-radius: 16px; border: 1px solid var(--border); border-bottom-width: 4px;
  background: var(--surface); font: 800 16px var(--round);
}
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 12px var(--teal); }

.how, .more { padding: 56px 0; border-top: 1px solid var(--border); }
.how ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 28px; }
.how li { display: flex; gap: 18px; align-items: flex-start; max-width: 40em; }
.how p, .more p { margin: 0; color: var(--muted); }
/* El número es una pieza, como los botones de la app. */
.num {
  flex: none; width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--teal); color: var(--teal-ink);
  box-shadow: 0 4px 0 var(--teal-edge);
  font: 900 19px var(--round);
}
.more .grid { display: grid; grid-template-columns: 1fr; gap: 32px 56px; }
@media (min-width: 700px) { .more .grid { grid-template-columns: 1fr 1fr; } }
.more h3::before {
  content: ""; display: inline-block; width: 12px; height: 12px; margin-right: 10px;
  border-radius: 3px; background: var(--teal); box-shadow: 0 3px 0 var(--teal-edge); vertical-align: 1px;
}

/* Páginas legales */
.doc { max-width: 44em; padding: 32px 0 64px; }
.doc h1 { font-size: clamp(34px, 5vw, 46px); margin: 0 0 24px; }
.doc h2 { font-size: 22px; margin: 36px 0 10px; }
.doc h3 { font-size: 17px; margin: 24px 0 4px; }
.doc p, .doc li { color: #C9D5D9; }
.doc ul { padding-left: 1.2em; }
.doc li { margin: 6px 0; }
.updated { margin-top: 40px; font-size: 14px; color: var(--muted) !important; }

.foot { padding: 32px 24px 48px; border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.foot p { margin: 0; }

@media (prefers-reduced-motion: reduce) { .mark { animation: none; } }
@media (max-width: 560px) {
  body { font-size: 16px; }
  .top { height: 64px; }
  .top nav { gap: 14px; }
  .hero { padding: 32px 0 56px; }
  .mark { width: 132px; }
  .lead { font-size: 17px; }
}

.stores { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.store {
  display: inline-flex; flex-direction: column; justify-content: center; min-width: 190px; min-height: 60px; padding: 8px 22px;
  border-radius: 16px; border: 1px solid var(--teal-edge); border-bottom-width: 4px;
  background: var(--teal); color: var(--teal-ink); text-decoration: none; text-align: left;
  font: 900 21px/1.1 var(--round);
}
.store small { font: 700 13px var(--round); opacity: .75; }
.store:hover { filter: brightness(1.06); }
.store:active { transform: translateY(2px); border-bottom-width: 2px; }
.store:not(:has(small)) { text-align: center; }

/* Selector de idioma */
.lang { position: relative; }
.lang summary {
  display: flex; align-items: center; gap: 7px; padding: 7px 12px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--muted); font-weight: 600; font-size: 15px; cursor: pointer; list-style: none; user-select: none;
}
.lang summary::-webkit-details-marker { display: none; }
.lang summary:hover, .lang[open] summary { color: var(--text); }
.lang .chev { transition: transform 160ms ease; }
.lang[open] .chev { transform: rotate(180deg); }
.lang ul {
  position: absolute; right: 0; top: calc(100% + 8px); z-index: 10; min-width: 168px; margin: 0; padding: 6px; list-style: none;
  border-radius: 14px; border: 1px solid var(--border); background: var(--surface2);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .45);
  transform-origin: top right; animation: pop 140ms cubic-bezier(0.23, 1, 0.32, 1);
}
@keyframes pop { from { opacity: 0; transform: scale(.96) translateY(-4px); } }
.lang li a, .lang li .on {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 9px 12px; border-radius: 9px; font-size: 15px; font-weight: 600; text-decoration: none;
}
.top nav .lang li a { color: var(--text); }
.lang li a:hover { background: var(--border); }
.lang li .on { color: var(--teal); }

/* Capturas */
.shots { padding: 8px 0 64px; text-align: center; }
.phones { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.phones figure { margin: 0; }
.phones img {
  display: block; width: 100%; max-width: 280px; height: auto; margin: 0 auto 14px;
  border-radius: 30px; border: 6px solid var(--surface2); box-shadow: 0 0 0 1px var(--border), 0 18px 40px rgba(0, 0, 0, .4);
}
.phones figcaption { max-width: 260px; margin: 0 auto; color: var(--muted); font-size: 15px; text-wrap: pretty; }
@media (max-width: 720px) {
  .phones { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: 72%; overflow-x: auto; scroll-snap-type: x mandatory; margin: 0 -24px; padding: 0 24px 8px; scrollbar-width: none; }
  .phones::-webkit-scrollbar { display: none; }
  .phones figure { scroll-snap-align: center; }
}
@media (max-width: 480px) { .top nav > a { display: none; } }