:root {
  --bg: #f3f5f8; --card: #ffffff; --text: #17202c; --muted: #637083; --line: #dde3ea;
  --accent: #0b6e4f; --accent-2: #0d8a63; --accent-soft: #e2f3ec;
  --warn-bg: #fff6df; --warn: #8a5a00; --err-bg: #fde8e8; --err: #a12222; --ok-bg: #e2f3ec; --ok: #0b6e4f;
  --input: #ffffff; --top: #0f2530; --top-text: #e9f1f4; --radius: 10px;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1418; --card: #161f25; --text: #e4ebef; --muted: #8d9ba6; --line: #26333c;
    --accent: #2fbf8a; --accent-2: #45d19c; --accent-soft: #143429;
    --warn-bg: #3a2e10; --warn: #f3c969; --err-bg: #3b1616; --err: #ff9b9b; --ok-bg: #143429; --ok: #7ee0b6;
    --input: #0f171c; --top: #081015;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
code { font-family: var(--mono); font-size: .9em; }
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
h1 { font-size: 22px; margin: 0 0 8px; }
h2 { font-size: 17px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 18px 0 8px; }

/* Barra superior */
.topbar { background: var(--top); color: var(--top-text); position: sticky; top: 0; z-index: 10; }
.topbar-in { display: flex; align-items: center; gap: 18px; min-height: 54px; flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.brand { color: var(--top-text); text-decoration: none; font-weight: 600; white-space: nowrap; }
.brand-mark { font-family: var(--mono); background: var(--accent); color: #fff; padding: 2px 7px; border-radius: 6px; margin-right: 4px; }
.brand-mark b { color: #ffe27a; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
.nav a { color: var(--top-text); opacity: .8; text-decoration: none; padding: 6px 10px; border-radius: 6px; }
.nav a:hover, .nav a.on { opacity: 1; background: rgba(255,255,255,.1); }
.who { display: flex; gap: 12px; align-items: center; font-size: 14px; }
.utc { font-family: var(--mono); background: rgba(255,255,255,.08); padding: 3px 8px; border-radius: 6px; }
.op { font-family: var(--mono); font-weight: 700; }
.logout { color: var(--top-text); opacity: .7; }

main.wrap { padding-top: 18px; padding-bottom: 24px; }
.foot { color: var(--muted); font-size: 12px; padding-bottom: 24px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.narrow { max-width: 720px; }
.login-box { max-width: 400px; margin: 40px auto; }

/* Formularios */
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; font-weight: 600; color: var(--muted); letter-spacing: .02em; margin-bottom: 10px; }
input, select { font: inherit; color: var(--text); background: var(--input); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; min-width: 0; width: 100%; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
input[readonly] { opacity: .65; }
input.upper { text-transform: uppercase; }
input.bad { border-color: var(--err); }
input.big { font-family: var(--mono); font-size: 22px; font-weight: 700; letter-spacing: .04em; padding: 8px 12px; }
input[type=checkbox] { width: auto; }
label.check { flex-direction: row; align-items: center; gap: 8px; font-weight: 500; color: var(--text); font-size: 14px; }
fieldset { border: 1px solid var(--line); border-radius: 8px; margin: 0 0 12px; padding: 10px 12px; }
legend { font-size: 12px; font-weight: 600; color: var(--muted); padding: 0 4px; }
.checks { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 16px; }
.hint { font-weight: 400; font-size: 12px; color: var(--muted); min-height: 1em; }
.hint.new { color: var(--accent); }
.hint.worked { color: var(--warn); font-weight: 600; }

.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 0 12px; }
.row-main { grid-template-columns: minmax(200px, 2fr) repeat(5, minmax(100px, 1fr)); }
.row-time { grid-template-columns: auto 1fr 1fr; align-items: end; }
.row-time .check { margin-bottom: 18px; }
.grow { grid-column: span 2; }
.more { margin: 4px 0 8px; }
.more summary { cursor: pointer; color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.form-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.form-head h2 { margin: 0; }
.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 6px; }

@media (max-width: 860px) {
  .row-main { grid-template-columns: 1fr 1fr; }
  .row-main .f-call { grid-column: 1 / -1; }
  .row-time { grid-template-columns: 1fr 1fr; }
  .row-time .check { grid-column: 1 / -1; margin-bottom: 8px; }
  .grow { grid-column: 1 / -1; }
}

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; font: inherit; font-weight: 600; font-size: 14px;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-2); }
.btn-danger { background: var(--err); border-color: var(--err); color: #fff; }
.btn-lg { padding: 11px 22px; font-size: 16px; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-block { width: 100%; }

/* Alertas */
.alert { padding: 11px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }
.alert ul { margin: 6px 0; padding-left: 20px; }
.alert-ok { background: var(--ok-bg); color: var(--ok); }
.alert-error { background: var(--err-bg); color: var(--err); }
.alert-warn { background: var(--warn-bg); color: var(--warn); }

/* Barra de estación */
.station-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.station-pick label { margin: 0; }
.station-select { font-family: var(--mono); font-size: 20px; font-weight: 700; min-width: 200px; }
.stats { display: flex; gap: 10px; flex-wrap: wrap; }
.stat { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 6px 14px; font-size: 11px; color: var(--muted); text-align: center; min-width: 92px; }
.stat span { display: block; font-family: var(--mono); font-size: 18px; font-weight: 700; color: var(--text); }
.stat.good span { color: var(--accent); }
.station-tag { font-family: var(--mono); font-weight: 700; background: var(--accent-soft); color: var(--accent); padding: 2px 8px; border-radius: 6px; }
.station-tag.sm { font-size: 12px; padding: 1px 6px; }

/* Tablas */
.table-wrap { overflow-x: auto; }
table.log { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.log th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); border-bottom: 1px solid var(--line); padding: 6px 8px; white-space: nowrap; }
table.log td { border-bottom: 1px solid var(--line); padding: 6px 8px; white-space: nowrap; font-variant-numeric: tabular-nums; }
table.log tr:hover td { background: var(--bg); }
table.log td.call { font-family: var(--mono); font-weight: 700; }
table.log td.ok { color: var(--accent); font-weight: 700; }
tr.inactive td { opacity: .5; }
.badge { font-size: 10px; font-family: system-ui, sans-serif; background: var(--accent-soft); color: var(--accent); padding: 1px 6px; border-radius: 10px; vertical-align: middle; }
.badge.off { background: var(--err-bg); color: var(--err); }

.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0 12px; align-items: end; }
.filters .check { grid-column: 1 / -1; }
.filter-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; grid-column: 1 / -1; }
.pager { display: flex; gap: 8px; justify-content: center; margin-top: 14px; }

.grid-admin { display: grid; grid-template-columns: 3fr 2fr; gap: 16px; align-items: start; }
@media (max-width: 1000px) { .grid-admin { grid-template-columns: 1fr; } }
.station-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 8px; margin-bottom: 14px; }
.station-item { display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.station-item .muted { flex: 1; }
.station-item.inactive { opacity: .55; }
.inline-form { display: flex; gap: 8px; flex-wrap: wrap; }
.inline-form input { width: auto; flex: 1; min-width: 140px; }
.danger-zone { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-color: var(--err-bg); }
input::placeholder { color: var(--muted); opacity: .45; font-weight: 400; }
input.mono { font-family: var(--mono); }

/* Indicativos (cotejo) */
.stations-box { margin-bottom: 14px; }
.stations-box.need { border-color: var(--err); background: var(--err-bg); }
.station-checks { display: flex; flex-wrap: wrap; gap: 6px; }
label.st-chip { display: inline-flex; flex-direction: row; align-items: center; gap: 6px; margin: 0; padding: 5px 10px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--input); color: var(--text); cursor: pointer;
  font-size: 14px; font-weight: 400; letter-spacing: 0; line-height: 1.2; user-select: none; }
label.st-chip input { width: auto; margin: 0; accent-color: var(--accent); }
label.st-chip b { font-family: var(--mono); font-size: 14px; }
label.st-chip small { font-size: 11px; color: var(--muted); background: var(--bg); border-radius: 10px; padding: 0 6px; }
label.st-chip:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.station-tools { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 10px; }
.park-count { margin-left: auto; font-size: 13px; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 3px 10px; }
.park-count.good b { color: var(--accent); }

/* Eliminación múltiple */
.bulk-bar { display: flex; justify-content: flex-end; margin-bottom: 6px; }
.bulk-bar .btn[disabled] { opacity: .4; cursor: not-allowed; }
table.log th.sel, table.log td.sel { width: 28px; padding-right: 0; }
table.log td.sel input, table.log th.sel input { width: auto; margin: 0; accent-color: var(--err); }
table.log tr.picked td { background: var(--err-bg); }