:root {
  --bg: #0e1117;
  --panel: #171c26;
  --panel-2: #1e2430;
  --line: #2b3342;
  --text: #e8e4d8;
  --muted: #9ba3b2;
  --gold: #e0b04a;
  --gold-dark: #b8892b;
  --ok: #4cc38a;
  --bad: #ef6b63;
  --radius: 10px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--gold); }
a:hover { color: #f3cf7d; }

.wrap { width: 100%; max-width: 760px; margin: 0 auto; padding: 0 16px; }

/* ---- cabecera ---- */
.site-header { background: var(--panel); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 16px; padding-top: 12px; padding-bottom: 12px; }
.brand { font-size: 1.25rem; font-weight: 700; color: var(--gold); text-decoration: none; letter-spacing: .02em; }
nav { display: flex; flex-wrap: wrap; gap: 4px; }
nav a { color: var(--text); text-decoration: none; padding: 6px 12px; border-radius: 8px; }
nav a:hover { background: var(--panel-2); }
nav a[aria-current="page"] { background: var(--panel-2); color: var(--gold); }

main { flex: 1; padding-top: 28px; padding-bottom: 40px; }

h1 { font-size: 1.8rem; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 28px 0 8px; color: var(--gold); }
h3 { font-size: 1.05rem; margin: 18px 0 4px; }
p { margin: 0 0 12px; }
.lead { color: var(--muted); font-size: 1.05rem; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }

/* ---- tarjetas, estado ---- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 16px 0; }

.badge { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; padding: 4px 12px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); }
.badge::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.badge.on::before { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.badge.off::before { background: var(--bad); }
.badge.on { color: var(--ok); }
.badge.off { color: var(--bad); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 16px 0; }
.stat { background: var(--panel-2); border-radius: 8px; padding: 12px 14px; }
.stat b { display: block; font-size: 1.6rem; line-height: 1.2; }
.stat span { color: var(--muted); font-size: .875rem; }

.buttons { display: flex; flex-wrap: wrap; gap: 12px; margin: 20px 0; }
.btn { display: inline-block; padding: 12px 22px; border-radius: 8px; font-weight: 600; text-decoration: none; border: 1px solid var(--gold); color: var(--gold); background: transparent; cursor: pointer; font-size: 1rem; font-family: inherit; }
.btn:hover { background: rgba(224, 176, 74, .12); color: #f3cf7d; }
.btn.primary { background: var(--gold); color: #1b1405; }
.btn.primary:hover { background: #f0c05a; color: #1b1405; }

ul.features { padding-left: 20px; margin: 8px 0 0; }
ul.features li { margin-bottom: 4px; }

/* ---- formularios ---- */
form { max-width: 460px; }
.field { margin-bottom: 16px; }
label { display: block; font-weight: 600; margin-bottom: 4px; }
.hint { color: var(--muted); font-size: .875rem; margin-top: 4px; }
input[type="text"], input[type="password"], input[type="email"] {
  width: 100%; padding: 11px 12px; font-size: 1rem; font-family: inherit;
  background: var(--panel-2); color: var(--text); border: 1px solid var(--line); border-radius: 8px;
}
input:focus-visible, .btn:focus-visible, a:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

.alert { border-radius: 8px; padding: 12px 14px; margin: 0 0 16px; border: 1px solid; }
.alert.err { background: rgba(239, 107, 99, .1); border-color: var(--bad); }
.alert.ok { background: rgba(76, 195, 138, .1); border-color: var(--ok); }
.alert.warn { background: rgba(224, 176, 74, .1); border-color: var(--gold-dark); }
.alert ul { margin: 0; padding-left: 20px; }

/* ---- codigo, tablas, pasos ---- */
code, pre { font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace; }
code { background: var(--panel-2); padding: 1px 6px; border-radius: 4px; font-size: .92em; word-break: break-word; }
pre { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; overflow-x: auto; margin: 8px 0 14px; }
pre code { background: none; padding: 0; }

.table-scroll { overflow-x: auto; margin: 8px 0 14px; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }

ol.steps { padding-left: 22px; }
ol.steps li { margin-bottom: 10px; }
details { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; margin: 8px 0; }
summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 6px; }

/* ---- pie ---- */
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; padding: 18px 0; }

@media (max-width: 480px) {
  h1 { font-size: 1.5rem; }
  .btn { width: 100%; text-align: center; }
  nav a { padding: 6px 9px; }
}