:root {
  --navy: #14224a;
  --navy-2: #1f3366;
  --acento: #2f6fd6;
  --acento-suave: #e6eefb;
  --bg: #f3f5f9;
  --panel: #ffffff;
  --texto: #18202f;
  --texto-2: #5b6578;
  --borde: #dde2ec;
  --ok: #1d8a52;
  --ok-suave: #e3f4ea;
  --alerta: #b7791f;
  --alerta-suave: #fbf1df;
  --peligro: #c23a3a;
  --peligro-suave: #fbe7e7;
  --sombra: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  --radio: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --navy: #0e1733;
    --navy-2: #1a2950;
    --acento: #6d9ef0;
    --acento-suave: #1b2a48;
    --bg: #0d1220;
    --panel: #161d2e;
    --texto: #e7ebf3;
    --texto-2: #9aa5bb;
    --borde: #283247;
    --ok: #4cc283;
    --ok-suave: #15301f;
    --alerta: #e2a94c;
    --alerta-suave: #33280f;
    --peligro: #ec6b6b;
    --peligro-suave: #3a1a1a;
    --sombra: 0 1px 3px rgba(0, 0, 0, .4);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--texto);
  -webkit-text-size-adjust: 100%;
}
a { color: var(--acento); }
h1, h2, h3 { margin: 0; line-height: 1.25; }
h1 { font-size: 1.35rem; }
h2 { font-size: 1.1rem; }
h3 { font-size: .95rem; }
.cargando { padding: 40px; text-align: center; color: var(--texto-2); }
.muted { color: var(--texto-2); }
.small { font-size: .85rem; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.oculto { display: none !important; }

/* ---------- Login ---------- */
.login {
  min-height: 100vh; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(ellipse at top, #22366e 0%, #14224a 55%, #0b1330 100%);
}
.login form {
  width: 100%; max-width: 380px; background: var(--panel); border-radius: 14px; padding: 0 0 22px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .35); overflow: hidden;
}
.login img { display: block; width: 100%; aspect-ratio: 16 / 8; object-fit: cover; }
.login .cuerpo { padding: 18px 22px 0; display: grid; gap: 12px; }
.login h1 { text-align: center; font-size: 1.15rem; }

/* ---------- Layout ---------- */
header.top {
  background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 1000;
  padding-top: env(safe-area-inset-top);
}
.top .fila { display: flex; align-items: center; gap: 12px; max-width: 1200px; margin: 0 auto; padding: 10px 16px; }
.top .marca { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; }
.top .marca img { height: 34px; width: 34px; border-radius: 7px; object-fit: cover; }
.top .marca b { display: block; font-size: .98rem; letter-spacing: .02em; }
.top .marca span { display: block; font-size: .72rem; color: #b9c4dd; letter-spacing: .08em; text-transform: uppercase; }
.top nav { display: flex; gap: 2px; margin-left: 18px; }
.top nav a {
  color: #cfd8ec; text-decoration: none; padding: 7px 12px; border-radius: 7px; font-size: .92rem;
}
.top nav a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.top nav a.activo { background: rgba(255, 255, 255, .14); color: #fff; }
.top .usuario { margin-left: auto; position: relative; }
.top .usuario > button {
  background: rgba(255, 255, 255, .1); color: #fff; border: 0; border-radius: 20px; padding: 6px 12px;
  font: inherit; font-size: .88rem; cursor: pointer; max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.menu {
  position: absolute; right: 0; top: calc(100% + 6px); background: var(--panel); color: var(--texto);
  border: 1px solid var(--borde); border-radius: 10px; box-shadow: 0 10px 30px rgba(0, 0, 0, .18); min-width: 200px; padding: 6px; z-index: 1100;
}
.menu button, .menu a { display: block; width: 100%; text-align: left; background: none; border: 0; font: inherit; padding: 9px 12px; border-radius: 6px; color: inherit; cursor: pointer; text-decoration: none; }
.menu button:hover, .menu a:hover { background: var(--bg); }
.tabs-movil { display: none; }

main { max-width: 1200px; margin: 0 auto; padding: 18px 16px 90px; }
.encabezado { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.encabezado .acciones { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

.panel { background: var(--panel); border: 1px solid var(--borde); border-radius: var(--radio); box-shadow: var(--sombra); }
.panel.pad { padding: 16px; }
.panel + .panel { margin-top: 14px; }
.seccion { margin-top: 18px; }
.seccion > h2 { margin-bottom: 10px; }

/* ---------- Controles ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--borde);
  background: var(--panel); color: var(--texto); font: inherit; font-weight: 550; font-size: .92rem; padding: 8px 14px;
  border-radius: 8px; cursor: pointer; text-decoration: none; white-space: nowrap; min-height: 38px;
}
.btn:hover { border-color: var(--texto-2); }
.btn.primario { background: var(--acento); border-color: var(--acento); color: #fff; }
.btn.primario:hover { filter: brightness(1.07); }
.btn.navy { background: var(--navy-2); border-color: var(--navy-2); color: #fff; }
.btn.peligro { color: var(--peligro); }
.btn.grande { min-height: 48px; font-size: 1rem; padding: 10px 18px; }
.btn.bloque { width: 100%; }
.btn:disabled { opacity: .55; cursor: default; }
.btn.icono { padding: 6px 9px; min-height: 32px; }

label.campo { display: grid; gap: 4px; font-size: .82rem; font-weight: 600; color: var(--texto-2); }
input, select, textarea {
  font: inherit; font-size: 16px; color: var(--texto); background: var(--panel); border: 1px solid var(--borde);
  border-radius: 8px; padding: 9px 11px; width: 100%; min-height: 40px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--acento); outline-offset: -1px; border-color: transparent; }
textarea { min-height: 70px; resize: vertical; }
.check { display: flex; align-items: center; gap: 8px; font-size: .92rem; cursor: pointer; }
.check input { width: 18px; height: 18px; min-height: 0; margin: 0; }
.grilla { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.grilla .ancho { grid-column: 1 / -1; }
.filtros { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 14px; }
.filtros label.campo { min-width: 150px; }
.error { color: var(--peligro); font-size: .9rem; }

/* ---------- KPIs ---------- */
.kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin-bottom: 16px; }
.kpi { padding: 14px 16px; }
.kpi .t { font-size: .78rem; color: var(--texto-2); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.kpi .v { font-size: 1.45rem; font-weight: 700; margin-top: 2px; font-variant-numeric: tabular-nums; }
.kpi .s { font-size: .8rem; color: var(--texto-2); }

/* ---------- Tablas ---------- */
.tabla-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { padding: 9px 12px; border-bottom: 1px solid var(--borde); text-align: left; vertical-align: top; }
th { font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; color: var(--texto-2); font-weight: 650; background: var(--bg); position: sticky; top: 0; }
tbody tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--bg); }
tfoot td { font-weight: 700; border-top: 2px solid var(--borde); border-bottom: 0; }
td a { white-space: nowrap; }
td .sub { display: block; font-size: .8rem; color: var(--texto-2); }

.chip { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: .75rem; font-weight: 650; white-space: nowrap; }
.chip.programada { background: var(--acento-suave); color: var(--acento); }
.chip.realizada { background: var(--ok-suave); color: var(--ok); }
.chip.anulada { background: var(--peligro-suave); color: var(--peligro); }
.chip.pend { background: var(--alerta-suave); color: var(--alerta); }

/* ---------- Tarjetas de ruta (chofer y movil) ---------- */
.tarjetas { display: grid; gap: 10px; }
.tarjeta { display: block; padding: 14px 16px; text-decoration: none; color: inherit; }
.tarjeta:hover { border-color: var(--acento); }
.tarjeta .cab { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.tarjeta .cab .fecha { font-weight: 700; }
.tarjeta .cab .chip { margin-left: auto; }
.tarjeta .recorrido { font-size: .95rem; }
.tarjeta .meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: .82rem; color: var(--texto-2); margin-top: 6px; }
.grupo-titulo { font-size: .8rem; font-weight: 700; color: var(--texto-2); text-transform: uppercase; letter-spacing: .05em; margin: 18px 0 8px; }
.vacio { padding: 30px 16px; text-align: center; color: var(--texto-2); }

/* ---------- Detalle de ruta ---------- */
.detalle { display: grid; gap: 14px; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); align-items: start; }
#mapa { height: 420px; border-radius: var(--radio); border: 1px solid var(--borde); z-index: 0; }
.resumen { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--borde); border-radius: var(--radio); overflow: hidden; border: 1px solid var(--borde); }
.resumen div { background: var(--panel); padding: 12px; }
.resumen .t { font-size: .72rem; color: var(--texto-2); text-transform: uppercase; font-weight: 650; letter-spacing: .04em; }
.resumen .v { font-size: 1.2rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.paradas { list-style: none; margin: 0; padding: 0; }
.paradas li { display: grid; grid-template-columns: 30px 1fr auto; gap: 10px; padding: 11px 14px; border-bottom: 1px solid var(--borde); align-items: center; }
.paradas li:last-child { border-bottom: 0; }
.paradas .n {
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: .85rem;
  background: var(--navy-2); color: #fff;
}
.paradas .n.o { background: var(--ok); }
.paradas .n.f { background: var(--peligro); }
.paradas .tramo { font-size: .8rem; color: var(--texto-2); }
.datos { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; font-size: .92rem; margin: 0; }
.datos dt { color: var(--texto-2); }
.datos dd { margin: 0; }
.nota { background: var(--alerta-suave); border-left: 4px solid var(--alerta); padding: 10px 12px; border-radius: 6px; white-space: pre-wrap; }
.marcador {
  width: 26px; height: 26px; border-radius: 50%; background: #1f3366; color: #fff; border: 2px solid #fff;
  display: grid; place-items: center; font: 700 12px system-ui, sans-serif; box-shadow: 0 1px 4px rgba(0, 0, 0, .4);
}
.marcador.o { background: #1d8a52; }
.marcador.f { background: #c23a3a; }

/* ---------- Formulario de ruta ---------- */
.lista-paradas { display: grid; gap: 8px; }
.fila-parada { display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; align-items: center; }
.fila-parada .n { font-weight: 700; color: var(--texto-2); text-align: center; }
.fila-parada .btns { display: flex; gap: 4px; }
.auto { position: relative; }
.sugerencias {
  position: absolute; left: 0; right: 0; top: calc(100% + 2px); background: var(--panel); border: 1px solid var(--borde);
  border-radius: 8px; box-shadow: 0 10px 25px rgba(0, 0, 0, .15); z-index: 900; overflow: hidden;
}
.sugerencias button { display: block; width: 100%; text-align: left; border: 0; background: none; padding: 9px 12px; font: inherit; color: inherit; cursor: pointer; border-bottom: 1px solid var(--borde); }
.sugerencias button:last-child { border-bottom: 0; }
.sugerencias button:hover, .sugerencias button.sel { background: var(--acento-suave); }
.sugerencias small { display: block; color: var(--texto-2); }
.marca-ok { color: var(--ok); font-size: .75rem; font-weight: 650; }
.pie-form { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; margin-top: 16px; }

/* ---------- Modal y toast ---------- */
.modal-fondo { position: fixed; inset: 0; background: rgba(8, 14, 30, .55); display: grid; place-items: center; z-index: 2000; padding: 16px; }
.modal { background: var(--panel); border-radius: 12px; width: 100%; max-width: 460px; padding: 20px; display: grid; gap: 12px; max-height: 92vh; overflow: auto; }
#toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: #1d2433; color: #fff;
  padding: 10px 18px; border-radius: 8px; opacity: 0; transition: .2s; pointer-events: none; z-index: 3000; max-width: 90vw;
}
#toast.ver { opacity: 1; transform: translateX(-50%); }
#toast.err { background: var(--peligro); }

/* ---------- Movil ---------- */
@media (max-width: 820px) {
  .detalle { grid-template-columns: 1fr; }
  #mapa { height: 300px; }
  .top nav { display: none; }
  .tabs-movil {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; background: var(--panel); border-top: 1px solid var(--borde);
    z-index: 1000; padding-bottom: env(safe-area-inset-bottom);
  }
  .tabs-movil a { flex: 1; text-align: center; padding: 10px 4px 9px; font-size: .75rem; color: var(--texto-2); text-decoration: none; font-weight: 600; }
  .tabs-movil a.activo { color: var(--acento); }
  .tabs-movil a i { display: block; font-style: normal; font-size: 1.2rem; line-height: 1.1; }
  .solo-escritorio { display: none !important; }
  .resumen .v { font-size: 1.05rem; }
}
@media (min-width: 821px) { .solo-movil { display: none !important; } }