@font-face { font-family: "Orbitron"; font-weight: 700 900; font-display: swap; src: url("../fonts/orbitron-900.woff2") format("woff2"); }
@font-face { font-family: "Rajdhani"; font-weight: 500; font-display: swap; src: url("../fonts/rajdhani-500.woff2") format("woff2"); }
@font-face { font-family: "Rajdhani"; font-weight: 700; font-display: swap; src: url("../fonts/rajdhani-700.woff2") format("woff2"); }
:root {
--bg: #0b0d12;
--panel: #151922;
--edge: #262c3a;
--text: #e8ebf2;
--muted: #9aa3b5;
--accent: #7fd1ff;
--ui: "Rajdhani", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; -webkit-text-size-adjust: 100%; }
body { min-height: 100vh; background: radial-gradient(ellipse at top, #13202f 0%, var(--bg) 60%) fixed; }
a { color: var(--accent); }
html[lang="en"] [lang="es"], html[lang="es"] [lang="en"] { display: none !important; }
.top { display: flex; align-items: center; gap: 12px; padding: calc(env(safe-area-inset-top, 0px) + 12px) max(16px, env(safe-area-inset-right)) 12px max(16px, env(safe-area-inset-left)); border-bottom: 1px solid var(--edge); background: rgba(5, 8, 13, 0.7); position: sticky; top: 0; z-index: 2; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.back, .lang { display: inline-flex; align-items: center; gap: 4px; font: 700 15px/1 var(--ui); letter-spacing: 0.08em; text-transform: uppercase; padding: 9px 12px 9px 8px; border-radius: 8px; border: 1px solid var(--edge); background: var(--panel); color: var(--text); cursor: pointer; }
.back svg, .lang svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.lang { margin-left: auto; padding-left: 10px; color: var(--accent); border-color: rgba(127, 209, 255, 0.4); }
.lang svg { stroke-width: 1.7; }
.back:hover, .lang:hover { border-color: var(--accent); }
.brand { display: flex; align-items: baseline; gap: 4px; text-decoration: none; color: var(--text); }
.brand-mark { font: 900 18px/1 "Orbitron", sans-serif; color: var(--accent); letter-spacing: 0.06em; }
.brand-text { font: 700 15px/1 var(--ui); letter-spacing: 0.14em; text-transform: uppercase; }
.wrap { max-width: 760px; margin: 0 auto; padding: 20px 16px max(32px, env(safe-area-inset-bottom)); }
h1 { margin: 6px 0 8px; font: 900 28px/1.15 "Orbitron", sans-serif; letter-spacing: 0.06em; text-transform: uppercase; color: #fff; }
.lead { margin: 0 0 16px; color: #c6d3e2; font-size: 17px; }
h2 { display: flex; align-items: center; gap: 10px; margin: 30px 0 10px; font: 700 18px/1.2 var(--ui); letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); scroll-margin-top: 80px; }
h2::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--edge), transparent); }
section { scroll-margin-top: 80px; }
h3 { margin: 18px 0 6px; font: 700 17px/1.2 var(--ui); letter-spacing: 0.06em; text-transform: uppercase; }
p, li, dd { color: #d6dde8; }
ul, ol { padding-left: 22px; }
li { margin: 6px 0; }
em { font-style: normal; color: #fff; font-weight: 600; }
code { font-size: 0.92em; background: rgba(127, 209, 255, 0.1); padding: 1px 5px; border-radius: 4px; }
.toc { display: flex; flex-wrap: wrap; gap: 8px; }
.toc a { font: 700 14px/1 var(--ui); letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none; padding: 9px 12px; border-radius: 999px; border: 1px solid var(--edge); background: var(--panel); color: var(--text); }
.toc a:hover { border-color: var(--accent); }
.steps { list-style: none; padding: 0; counter-reset: step; display: flex; flex-direction: column; gap: 10px; }
.steps li { counter-increment: step; position: relative; margin: 0; padding: 12px 14px 12px 54px; border-radius: 10px; border: 1px solid var(--edge); background: rgba(21, 25, 34, 0.85); }
.steps li::before { content: counter(step); position: absolute; left: 12px; top: 11px; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font: 900 15px/1 "Orbitron", sans-serif; color: #04121c; background: linear-gradient(#6fd6ff, #2f9fdc); }
.steps strong { display: block; color: #fff; font: 700 18px/1.25 var(--ui); letter-spacing: 0.02em; margin-bottom: 2px; }
.key { display: inline-block; min-width: 1.6em; padding: 1px 6px; border-radius: 5px; border: 1px solid #3a4458; border-bottom-width: 2px; background: #1b2130; font: 700 14px/1.4 var(--ui); text-align: center; color: #fff; }
.keys { width: 100%; border-collapse: collapse; }
.keys td { padding: 7px 8px; border-bottom: 1px solid var(--edge); vertical-align: top; }
.keys td:first-child { white-space: nowrap; width: 1%; padding-right: 16px; color: var(--muted); }
.note { padding: 10px 12px; border-left: 3px solid var(--accent); background: rgba(16, 40, 58, 0.5); border-radius: 0 8px 8px 0; font-size: 15px; }
.faq dt { margin-top: 14px; font: 700 17px/1.3 var(--ui); color: #fff; }
.faq dd { margin: 4px 0 0; }
.cta { margin: 32px 0 12px; text-align: center; }
.btn { font: 700 16px/1 var(--ui); letter-spacing: 0.12em; text-transform: uppercase; padding: 14px 22px; border-radius: 8px; border: 1px solid var(--edge); background: var(--panel); color: var(--text); text-decoration: none; display: inline-block; }
.btn.primary { background: linear-gradient(#5cc6ff, #2f9fe0); border-color: #7fd1ff; color: #04121c; }
.legal { font-size: 12px; color: var(--muted); text-align: center; }
@media (max-width: 420px) {
.brand { display: none; }
h1 { font-size: 24px; }
}