:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1b1f24;
  --muted: #5f6b7a;
  --border: #dde1e6;
  --accent: #1f6feb;
  --accent-text: #ffffff;
  --good: #1a7f37;
  --bad: #c62828;
  --warn: #9a6700;
  --bar-bg: #e8ebef;
  --bar-target: #1b1f24;
  --radius: 8px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --surface: #171b21;
    --text: #e6e9ed;
    --muted: #97a1ad;
    --border: #2a3039;
    --accent: #4c8dff;
    --accent-text: #0f1216;
    --good: #4cc26b;
    --bad: #ff6b6b;
    --warn: #e3b341;
    --bar-bg: #262c35;
    --bar-target: #e6e9ed;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  /* Instalada en iOS, la app dibuja bajo la barra de estado y el notch. */
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
  -webkit-text-size-adjust: 100%;
}

a { color: var(--accent); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

header.top {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
header.top .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 10px;
  padding-bottom: 10px;
}
header.top .brand { font-weight: 600; color: var(--text); text-decoration: none; }
header.top nav { display: flex; gap: 14px; flex-wrap: wrap; flex: 1; }
header.top nav a { color: var(--muted); text-decoration: none; }
header.top nav a.active, header.top nav a:hover { color: var(--text); }
header.top form { margin: 0; }

main { padding: 24px 0 48px; }

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 28px 0 10px; }
p.lead { color: var(--muted); margin: 0 0 20px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.grid { display: grid; gap: 12px; }
.grid.stats { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.grid.cards { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 20px; font-weight: 600; font-variant-numeric: tabular-nums; }

.good { color: var(--good); }
.bad { color: var(--bad); }

table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 13px; }
td.num, th.num { text-align: right; }
.table-scroll { overflow-x: auto; }

.bar { position: relative; height: 10px; background: var(--bar-bg); border-radius: 5px; min-width: 120px; }
.bar .fill { position: absolute; inset: 0 auto 0 0; background: var(--accent); border-radius: 5px; }
.bar .target { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--bar-target); }

form.stack { display: grid; gap: 14px; max-width: 520px; }
label { display: grid; gap: 4px; font-weight: 500; }
label .hint { font-weight: 400; color: var(--muted); font-size: 13px; }
input, select, textarea {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  width: 100%;
}
input[type="checkbox"], input[type="radio"] { width: auto; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; margin: 0; }
legend { font-weight: 600; padding: 0 4px; }

.choice { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; padding: 6px 0; }
.choice input { margin-top: 4px; }
.choice strong { display: block; }

.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline input { width: auto; }
.row-form { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; margin: 0; }
.row-form input { width: 110px; padding: 5px 8px; }

button, .button {
  font: inherit;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-text);
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
button.secondary, .button.secondary { background: transparent; color: var(--text); border-color: var(--border); }
button.link { background: none; border: none; color: var(--muted); padding: 0; }
button.small { padding: 4px 10px; font-size: 13px; }
button[disabled] { opacity: .6; cursor: progress; }

.messages { display: grid; gap: 8px; margin-bottom: 16px; }
.msg { border-radius: 6px; padding: 10px 12px; border: 1px solid var(--border); background: var(--surface); }
.msg.error { border-color: var(--bad); color: var(--bad); }
.msg.ok { border-color: var(--good); }

.badge {
  display: inline-block;
  font-size: 12px;
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.alta, .badge.media { border-color: var(--warn); color: var(--warn); }

ul.reasons { margin: 6px 0 0; padding-left: 18px; color: var(--muted); font-size: 14px; }

.notice { font-size: 13px; color: var(--muted); border-left: 3px solid var(--border); padding-left: 10px; margin: 20px 0; }

.steps { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.actions { display: flex; gap: 10px; align-items: center; margin-top: 8px; }

.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline; }

.login { max-width: 380px; margin: 10vh auto 0; }

@media (max-width: 640px) {
  /* Con menos de 16px, Safari en iPhone hace zoom al tocar un campo. */
  input, select, textarea { font-size: 16px; }
  header.top .wrap { justify-content: space-between; row-gap: 8px; }
  header.top nav { order: 3; flex: 1 1 100%; gap: 6px 14px; }
  .bar { min-width: 80px; }
}