:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #5f6b76;
  --border: #d9dee3;
  --brand: #0f766e;
  --brand-text: #ffffff;
  --alta: #b42318;
  --alta-bg: #fdecea;
  --media: #a15c07;
  --media-bg: #fff4e0;
  --baja: #1a7f37;
  --baja-bg: #e7f6ec;
  --warn-bg: #fff8db;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11161b;
    --card: #1a2128;
    --text: #e6eaee;
    --muted: #9aa6b1;
    --border: #2c3640;
    --brand: #14b8a6;
    --brand-text: #06201d;
    --alta: #ff8a80;
    --alta-bg: #3a1e1c;
    --media: #ffb74d;
    --media-bg: #362a17;
    --baja: #7bd88f;
    --baja-bg: #1b3122;
    --warn-bg: #3a3317;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

h1, h2 { margin: 0; line-height: 1.25; }
h1 { font-size: 1.15rem; }
h2 { font-size: 1.05rem; margin-bottom: .75rem; }
.muted { color: var(--muted); margin: 0; font-size: .9rem; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  padding-top: max(12px, env(safe-area-inset-top));
  background: var(--brand);
  color: var(--brand-text);
}
.topbar .muted { color: inherit; opacity: .85; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { border-radius: 8px; }

main { max-width: 860px; margin: 0 auto; padding: 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}
.card h2 + .grid, form h2:not(:first-child) { margin-top: 0; }
form h2:not(:first-child) { margin-top: 1rem; }

.grid { display: grid; gap: 12px; margin-bottom: 12px; }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }

label { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; font-weight: 600; }
.unit { font-weight: 400; color: var(--muted); }

input, select, textarea {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  width: 100%;
}
select { padding: 10px 8px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field-head { display: flex; align-items: center; gap: 6px; font-size: .9rem; font-weight: 600; min-height: 28px; }
.field-head select { width: auto; padding: 2px 6px; font-size: .85rem; }
.hint { margin: -4px 0 12px; font-size: .82rem; }
input:focus, select:focus { outline: 2px solid var(--brand); outline-offset: 1px; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: inherit;
  font-weight: 600;
  font-size: .95rem;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--brand);
  background: var(--brand);
  color: var(--brand-text);
  cursor: pointer;
  flex-direction: row;
}
.btn-ghost { background: transparent; color: var(--brand); }
.btn-light { background: var(--brand-text); color: var(--brand); border-color: var(--brand-text); }

.notice { padding: 10px 12px; border-radius: 8px; background: var(--card); border: 1px solid var(--border); font-size: .9rem; }
.notice-warn { background: var(--warn-bg); }
.notice ul { margin: 4px 0 0; padding-left: 20px; }

.report-head { margin-bottom: 12px; }
.values { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.chip { padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); font-size: .85rem; }

.result {
  border-left: 5px solid var(--sev);
  background: var(--sev-bg);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 10px;
  break-inside: avoid;
}
.result h3 { margin: 0 0 6px; font-size: 1rem; }
.result p { margin: 4px 0; font-size: .92rem; }
.sev-Alta { --sev: var(--alta); --sev-bg: var(--alta-bg); }
.sev-Media { --sev: var(--media); --sev-bg: var(--media-bg); }
.sev-Baja { --sev: var(--baja); --sev-bg: var(--baja-bg); }
.badge { font-size: .75rem; font-weight: 700; color: var(--sev); text-transform: uppercase; margin-left: 6px; }

.lock { border-color: var(--alta); }
.lock h2 { color: var(--alta); }
textarea { font-family: ui-monospace, monospace; font-size: .8rem; resize: vertical; }

#report.stale #report-values, #report.stale #results { opacity: .45; }
#report.flash { animation: flash 1.2s ease-out; }
@keyframes flash {
  from { box-shadow: 0 0 0 4px var(--brand); }
  to { box-shadow: 0 0 0 0 transparent; }
}

.disclaimer { font-size: .8rem; color: var(--muted); margin: 8px 0 0; }

details summary { cursor: pointer; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary h2 { display: inline; }
details summary::after { content: " ▾"; color: var(--muted); }
details[open] summary::after { content: " ▴"; }
details[open] summary { margin-bottom: 8px; }

.rules-list { margin-top: 12px; font-size: .88rem; }
.rules-list .rule { padding: 8px 0; border-top: 1px solid var(--border); }
.rules-list .cond { color: var(--muted); }

footer { text-align: center; padding: 8px 16px 24px; }

@media print {
  body { background: #fff; color: #000; }
  .no-print, .topbar button, form, #ios-hint, #rules-panel { display: none !important; }
  .topbar { background: none; color: #000; border-bottom: 2px solid #000; }
  .card { border: none; padding: 0; }
  .result { background: none; border: 1px solid #999; border-left-width: 5px; }
  #report.stale #report-values, #report.stale #results { opacity: 1; }
  #report.flash { animation: none; }
}

/* Dispositivos de la licencia */
.devices { list-style: none; margin: 12px 0; padding: 0; display: grid; gap: 8px; }
.devices li {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px;
}
.devices li > span { min-width: 0; }
.devices .badge { font-size: .75rem; color: var(--brand); margin-left: 4px; }
.section-title { margin-top: 1.5rem; }