/* MasterDev · web pública. Tema «Terminal» de la app (gc3.css): fondo casi negro, verde neón de acento, cian y ámbar
   para los estados. Columna centrada de 1120 px; héroe en dos columnas que pasa a una en el móvil. */
:root {
  --bg: #0B0F14; --bg-2: #0D141C; --panel: #111821; --panel-2: #16202B; --border: #223041; --border-2: #2E4257;
  --text: #D6E2EE; --text-2: #AFC0D0; --muted: #7B8A9A;
  --green: #39FF88; --green-2: #1F9E55; --on-green: #06110B; --cyan: #36C5F0; --amber: #FFB000;
  --display: "Sora", "Segoe UI Variable Display", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 72px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 var(--display); -webkit-font-smoothing: antialiased; }
a { color: var(--green); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; border-radius: 4px; }
img { max-width: 100%; }
code { font: .9em var(--mono); background: var(--panel-2); border: 1px solid var(--border); padding: 1px 6px; border-radius: 4px; color: var(--text); }
.mono { font-family: var(--mono); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* Idioma: solo se ve el del html[data-lang] */
html[data-lang="es"] [lang="en"], html[data-lang="en"] [lang="es"] { display: none; }

/* Barra */
.nav { position: sticky; top: 0; z-index: 10; background: rgb(11 15 20 / .88); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.nav-in { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font: 700 14px var(--mono); letter-spacing: .16em; }
.brand img { border-radius: 8px; }
.nav-links { display: flex; gap: 20px; margin-left: auto; }
.nav-links a { color: var(--text-2); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--green); }
.lang { font: 600 12px var(--mono); color: var(--text); background: var(--panel); border: 1px solid var(--border-2); border-radius: 6px; padding: 6px 10px; cursor: pointer; }
.lang:hover { border-color: var(--green); color: var(--green); }

/* Héroe */
.hero { border-bottom: 1px solid var(--border); background:
  radial-gradient(900px 400px at 85% -10%, rgb(57 255 136 / .10), transparent 60%),
  linear-gradient(var(--bg), var(--bg-2)); }
.hero-in { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding-top: 72px; padding-bottom: 80px; }
.kicker { font: 600 13px var(--mono); color: var(--green); letter-spacing: .04em; margin: 0 0 16px; }
.cursor { color: var(--green); }
@media (prefers-reduced-motion: no-preference) { .cursor { animation: blink 1.1s steps(1) infinite; } }
@keyframes blink { 50% { opacity: 0; } }
h1 { font-size: clamp(36px, 5.2vw, 58px); line-height: 1.08; margin: 0 0 20px; letter-spacing: -.02em; text-wrap: balance; }
h1 em { font-style: normal; color: var(--green); }
.lead { font-size: 18px; color: var(--text-2); max-width: 56ch; margin: 0 0 28px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 15px var(--display); text-decoration: none; padding: 12px 22px; border-radius: 8px; border: 1px solid transparent; }
.btn.primary { background: var(--green); color: var(--on-green); }
.btn.primary:hover { background: #6BFFA8; }
.btn.ghost { color: var(--text); border-color: var(--border-2); }
.btn.ghost:hover { border-color: var(--green); color: var(--green); }
.btn.wide { width: 100%; }
.meta { font-size: 12.5px; color: var(--muted); margin: 16px 0 0; }

.term { background: #070A0E; border: 1px solid var(--border-2); border-radius: 12px; overflow: hidden; box-shadow: 0 24px 60px rgb(0 0 0 / .45), 0 0 0 1px rgb(57 255 136 / .05); }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--panel); }
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border-2); }
.term-bar span { margin-left: 8px; font: 12px var(--mono); color: var(--muted); }
.term-body { margin: 0; padding: 18px 20px 22px; font: 13px/1.75 var(--mono); color: var(--text-2); overflow-x: auto; }
.term-body .g { color: var(--green); } .term-body .c { color: var(--cyan); } .term-body .a { color: var(--amber); }
.term-body .w { color: var(--text); } .term-body .d { color: var(--muted); }

/* Bandas */
.band { padding: 88px 0; border-bottom: 1px solid var(--border); }
.band.alt { background: var(--bg-2); }
.tag { font-size: 12px; color: var(--green); letter-spacing: .12em; margin: 0 0 10px; }
h2 { font-size: clamp(26px, 3.4vw, 38px); line-height: 1.15; margin: 0 0 10px; letter-spacing: -.01em; text-wrap: balance; }
.sub { color: var(--text-2); margin: 0 0 8px; max-width: 60ch; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 32px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 22px; }
.card:hover { border-color: var(--border-2); }
.card-k { font-size: 12px; color: var(--cyan); margin: 0 0 10px; }
.card h3 { font-size: 18px; margin: 0 0 8px; }
.card p { margin: 0; color: var(--text-2); font-size: 15px; }
.note, .warn { margin-top: 28px; border: 1px solid var(--border-2); border-left: 3px solid var(--green); border-radius: 0 10px 10px 0; padding: 18px 22px; background: rgb(57 255 136 / .04); max-width: 820px; }
.warn { border-left-color: var(--amber); background: rgb(255 176 0 / .05); }
.note p, .warn p { margin: 0; color: var(--text-2); }
.note-k { font-size: 12px; letter-spacing: .1em; color: var(--green); margin: 0 0 6px !important; }
.warn .note-k { color: var(--amber); }

/* Descargar */
.dl { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr); gap: 48px; align-items: start; }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; gap: 12px; color: var(--text-2); }
.steps li::before { content: counter(s, decimal-leading-zero); font: 700 14px var(--mono); color: var(--green); padding-top: 2px; }
.dl-card { background: var(--panel); border: 1px solid var(--border-2); border-radius: 14px; padding: 28px; text-align: center; position: sticky; top: 84px; }
.dl-card img { border-radius: 16px; }
.dl-title { font-size: 20px; font-weight: 600; margin: 12px 0 2px; }
.dl-sub { font-size: 12px; color: var(--muted); margin: 0 0 18px; min-height: 1.4em; }
.req { list-style: none; padding: 0; margin: 18px 0 14px; font-size: 13.5px; color: var(--text-2); display: grid; gap: 4px; }
.small { font-size: 13px; color: var(--muted); margin: 0; }

/* Preguntas */
.faq { max-width: 820px; }
details { border-bottom: 1px solid var(--border); padding: 16px 0; }
details:first-of-type { margin-top: 20px; border-top: 1px solid var(--border); }
summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font: 700 18px var(--mono); color: var(--green); }
details[open] summary::after { content: "–"; }
details p { color: var(--text-2); margin: 10px 0 0; }

/* Pie */
.foot { padding: 32px 0; }
.foot-in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 13px; }
.foot p { margin: 0; }

/* Créditos */
.page { padding: 64px 0 88px; }
.page h1 { font-size: clamp(30px, 4vw, 42px); }
.credits { width: 100%; border-collapse: collapse; margin-top: 24px; font-size: 14px; }
.credits th, .credits td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.credits th { font: 600 12px var(--mono); color: var(--muted); letter-spacing: .06em; }
.credits td:last-child { white-space: nowrap; font-family: var(--mono); font-size: 12.5px; color: var(--cyan); }
.table-wrap { overflow-x: auto; }

@media (max-width: 860px) {
  .hero-in, .dl { grid-template-columns: 1fr; }
  .hero-in { padding-top: 48px; padding-bottom: 56px; gap: 36px; }
  .dl-card { position: static; }
  .nav-links { display: none; }
  .lang { margin-left: auto; }
  .band { padding: 64px 0; }
}