:root {
  --bg: #f4f6f4; --card: #fff; --text: #1b1f1c; --muted: #6b746d; --line: #d9dfda;
  --green: #14532d; --green-soft: #e3f1e8; --req: #b42318; --req-soft: #fdecea;
  --warn: #92400e; --warn-soft: #fef3c7;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101411; --card: #1a201b; --text: #e8ece9; --muted: #98a39b; --line: #2e372f;
    --green: #4ade80; --green-soft: #173323; --req: #f97066; --req-soft: #3a1c19;
    --warn: #fbbf24; --warn-soft: #3a2f10;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

.top {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; padding-top: calc(10px + env(safe-area-inset-top));
  background: var(--green); color: #fff;
}
@media (prefers-color-scheme: dark) { .top { background: #0f2a1a; } }
.top h1 { flex: 1; margin: 0; font-size: 1.1rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top .ib { background: transparent; border: 0; color: #fff; font-size: 1.3rem; padding: 4px 8px; border-radius: 8px; }
.wrap { max-width: 640px; margin: 0 auto; padding: 12px; }

.quick { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.quick a, .btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 48px; padding: 8px 14px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--card); font-weight: 600;
}
.quick a.main, .btn.main { background: var(--green); color: #fff; border-color: var(--green); }
@media (prefers-color-scheme: dark) { .quick a.main, .btn.main { color: #0b1f12; } }
.btn.danger { color: var(--req); }
.btn.ghost { background: transparent; }

.stats { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.stat { flex: 1; min-width: 140px; padding: 10px 12px; border-radius: 12px; background: var(--card); border: 1px solid var(--line); }
.stat b { font-size: 1.4rem; display: block; }
.stat.alert { background: var(--warn-soft); border-color: transparent; color: var(--warn); }

h2.grp { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 18px 4px 6px; }
.tl a { display: flex; justify-content: space-between; padding: 12px 14px; background: var(--card); border: 1px solid var(--line); margin-top: -1px; }
.tl a:first-child { border-radius: 12px 12px 0 0; margin-top: 0; }
.tl a:last-child { border-radius: 0 0 12px 12px; }
.tl a:only-child { border-radius: 12px; }
.tl span.n { color: var(--muted); }

.search { width: 100%; padding: 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--card); margin-bottom: 8px; }
.chips { display: flex; gap: 6px; margin-bottom: 8px; flex-wrap: wrap; }
.chipf { padding: 6px 12px; border-radius: 99px; border: 1px solid var(--line); background: var(--card); font-size: .9rem; }
.chipf.on { background: var(--green-soft); border-color: var(--green); color: var(--green); font-weight: 600; }
.card { display: block; padding: 12px 14px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 6px; }
.card .ct { font-weight: 600; word-break: break-word; }
.card .cs { color: var(--muted); font-size: .88rem; word-break: break-word; }
.empty { text-align: center; color: var(--muted); padding: 24px 0; }
.fab {
  position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); width: 56px; height: 56px;
  border-radius: 50%; background: var(--green); color: #fff; font-size: 2rem; line-height: 1;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 14px rgba(0,0,0,.3);
}
@media (prefers-color-scheme: dark) { .fab { color: #0b1f12; } }

/* ---- formulario: obligatorios vs opcionales ---- */
form { padding-bottom: 96px; }
.sec { margin: 4px 0 8px; font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.sec.req { color: var(--req); }
.field { margin-bottom: 12px; }
.field label { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.tag { font-size: .68rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; padding: 1px 7px; border-radius: 99px; }
.field.req label { font-weight: 700; }
.field.req .tag { background: var(--req-soft); color: var(--req); }
.field.req .in, .field.req > input, .field.req > select, .field.req > textarea, .field.req .ref input, .field.req .chip {
  border: 1px solid var(--text); border-left: 5px solid var(--req);
}
details.opts { margin-top: 18px; border: 1px dashed var(--line); border-radius: 12px; padding: 0 12px; }
details.opts summary { padding: 12px 0; color: var(--muted); font-weight: 600; cursor: pointer; }
details.opts .field label { color: var(--muted); font-weight: 400; }
.field.opt .tag { background: transparent; border: 1px solid var(--line); color: var(--muted); }
.field.opt > input, .field.opt > select, .field.opt > textarea, .field.opt .ref input, .field.opt .chip, .field.opt .fecha input {
  border: 1px dashed var(--line);
}
.field > input, .field > select, .field > textarea, .ref input, .fecha input, .chip, .add select, .add input {
  width: 100%; padding: 12px; border-radius: 10px; background: var(--card);
}
.field > input, .field > select, .field > textarea, .ref input, .fecha input { border: 1px solid var(--line); }
.field small { display: block; color: var(--muted); margin-top: 3px; font-size: .82rem; }
.field .err { color: var(--req); font-size: .85rem; display: none; }
.field.bad .err { display: block; }
.field.bad > input, .field.bad > textarea, .field.bad .ref input { outline: 2px solid var(--req); }
.fecha { display: flex; gap: 6px; }
.fecha input { flex: 1; min-width: 0; text-align: center; }
.check { display: flex; align-items: center; gap: 10px; padding: 8px 0; }
.check input { width: 22px; height: 22px; }

.ref { position: relative; }
.chip { display: flex; align-items: center; justify-content: space-between; gap: 8px; border: 1px solid var(--line); background: var(--green-soft); }
.chip.pend { background: var(--warn-soft); color: var(--warn); }
.chip button { border: 0; background: transparent; font-size: 1.1rem; padding: 0 4px; color: var(--muted); }
.menu { position: absolute; left: 0; right: 0; top: 100%; z-index: 4; background: var(--card); border: 1px solid var(--line); border-radius: 10px; margin-top: 2px; max-height: 260px; overflow: auto; box-shadow: 0 6px 18px rgba(0,0,0,.2); }
.menu button { display: block; width: 100%; text-align: left; padding: 12px; background: transparent; border: 0; border-bottom: 1px solid var(--line); }
.menu button:last-child { border-bottom: 0; }
.menu button.new { color: var(--green); font-weight: 600; }
.menu button.pend { color: var(--warn); font-weight: 600; }
.menu .none { padding: 12px; color: var(--muted); }

.bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 6; display: flex; gap: 8px;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: var(--card); border-top: 1px solid var(--line);
}
.bar .btn { flex: 1; }
.bar .btn.main { flex: 2; }

.kids { margin-top: 22px; }
.kids h3 { font-size: .95rem; margin: 0 0 6px; display: flex; justify-content: space-between; align-items: center; }
.kids .btn { min-height: 36px; padding: 4px 12px; font-size: .9rem; }
.kid { display: flex; gap: 8px; align-items: center; padding: 10px 12px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; margin-bottom: 4px; }
.kid > div { flex: 1; min-width: 0; word-break: break-word; }
.kid.pend { background: var(--warn-soft); border-color: transparent; }
.kid small { color: var(--muted); display: block; }
.kid button { border: 0; background: transparent; font-size: 1.1rem; color: var(--muted); padding: 4px 8px; }
.add { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 10px; background: var(--card); border: 1px dashed var(--line); border-radius: 10px; margin-bottom: 6px; }
.add .ref { grid-column: 1 / -1; }
.add .ref input, .add select, .add input { border: 1px solid var(--line); }

.login { max-width: 360px; margin: 18vh auto 0; padding: 20px; }
.login input { width: 100%; padding: 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); margin: 10px 0; }

.pgrp { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-bottom: 8px; }
.pgrp h3 { margin: 0 0 4px; }
.pgrp ul { margin: 4px 0 10px; padding-left: 18px; color: var(--muted); font-size: .9rem; }

#toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%) translateY(20px); opacity: 0;
  background: #222; color: #fff; padding: 10px 16px; border-radius: 99px; pointer-events: none;
  transition: .2s; z-index: 20; max-width: 90vw; text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%); }
#toast.err { background: var(--req); }