:root {
  --fondo: #F6F3EE;
  --tarjeta: #FFFFFF;
  --tinta: #1E2422;
  --suave: #6B726F;
  --linea: #E4DFD6;
  --acento: #2F6F5E;
  --acento-tinta: #FFFFFF;
  --acento-suave: #E3EFEA;
  --peligro: #B3382C;
  --p1: #8A918E; --p2: #3E7CB1; --p3: #D9822B; --p4: #C0392B;
  --radio: 14px;
  --sombra: 0 1px 2px rgba(30, 36, 34, .06), 0 4px 14px rgba(30, 36, 34, .05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #141816; --tarjeta: #1D2320; --tinta: #E9EDEB; --suave: #9AA39F; --linea: #2C3430;
    --acento: #5DB89E; --acento-tinta: #0E1412; --acento-suave: #1F302A; --peligro: #E2685C;
    --sombra: none; color-scheme: dark;
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--fondo); color: var(--tinta);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
body.con-nav { padding-bottom: calc(84px + env(safe-area-inset-bottom)); }
a { color: var(--acento); text-decoration: none; }
h1, h2 { line-height: 1.2; margin: 0 0 .4em; }
h1 { font-size: 1.5rem; } h2 { font-size: 1.1rem; }
small, .peq { font-size: .85rem; }
.suave { color: var(--suave); }
.centro { text-align: center; }
[hidden] { display: none !important; }

/* ------------------------------------------------ estructura */
.cabecera {
  position: sticky; top: 0; z-index: 5;
  display: flex; justify-content: space-between; align-items: center;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: color-mix(in srgb, var(--fondo) 88%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linea);
}
.marca { color: var(--tinta); font-weight: 700; display: flex; align-items: center; gap: 8px; }
.marca-punto { width: 10px; height: 10px; border-radius: 50%; background: var(--acento); }
.quien { color: var(--suave); font-size: .9rem; }
.contenido { max-width: 640px; margin: 0 auto; padding: 16px; }
.titulo { margin: 4px 0 16px; }

.nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding: 6px 24px calc(6px + env(safe-area-inset-bottom));
  background: var(--tarjeta); border-top: 1px solid var(--linea);
}
.nav a { display: flex; flex-direction: column; align-items: center; gap: 2px; color: var(--suave); font-size: .75rem; padding: 6px; }
.nav a.activo { color: var(--acento); }
.nav svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.nav .nav-mas {
  width: 60px; height: 60px; margin-top: -26px; border-radius: 50%;
  background: var(--acento); color: var(--acento-tinta); justify-content: center;
  box-shadow: 0 6px 18px rgba(47, 111, 94, .35);
}
.nav .nav-mas svg { width: 30px; height: 30px; stroke-width: 2.6; }

/* ------------------------------------------------ piezas */
.tarjeta { background: var(--tarjeta); border-radius: var(--radio); padding: 16px; box-shadow: var(--sombra); margin-bottom: 14px; border: 1px solid var(--linea); }
.flash { padding: 12px 14px; border-radius: 12px; margin-bottom: 14px; font-weight: 500; }
.flash-ok { background: var(--acento-suave); color: var(--acento); }
.flash-error { background: color-mix(in srgb, var(--peligro) 14%, transparent); color: var(--peligro); }

.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 50px; padding: 0 20px; border-radius: 12px; border: 0;
  font: inherit; font-weight: 600; cursor: pointer; width: 100%;
}
.boton-primario { background: var(--acento); color: var(--acento-tinta); }
.boton-secundario { background: var(--acento-suave); color: var(--acento); }
.boton-peq { min-height: 40px; width: auto; padding: 0 14px; }
.boton-texto { background: none; border: 0; color: var(--suave); font: inherit; padding: 12px; cursor: pointer; }
.peligro { color: var(--peligro); }
.fila-botones { display: flex; gap: 10px; margin: 12px 0; }

.form { display: flex; flex-direction: column; gap: 14px; }
.form label, .campo { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: .92rem; }
input, textarea, select {
  font: inherit; font-weight: 400; color: var(--tinta); background: var(--fondo);
  border: 1px solid var(--linea); border-radius: 10px; padding: 12px; min-height: 48px; width: 100%;
}
input:focus, textarea:focus { outline: 2px solid var(--acento); outline-offset: 0; border-color: transparent; }
input[type=color] { padding: 4px; width: 56px; min-width: 56px; }
.fila { display: flex; gap: 10px; align-items: flex-end; }
.campo-flex { flex: 1; }
.campo-icono input { width: 64px; text-align: center; font-size: 1.3rem; }

/* chips (radios/checkbox grandes) */
.chips, .atajos { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  position: relative; display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 0 14px; border-radius: 999px;
  background: var(--tarjeta); border: 1.5px solid var(--linea); color: var(--tinta);
  font: inherit; font-weight: 500; cursor: pointer; user-select: none;
}
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip .punto, .punto { width: 10px; height: 10px; border-radius: 50%; background: var(--c, var(--m, var(--acento))); flex: none; }
.chip-grande { min-height: 52px; font-size: 1.05rem; padding: 0 18px; }
.chip-icono { font-size: 1.2rem; }
.chip:has(input:checked), .chip-on {
  border-color: var(--c, var(--acento)); background: color-mix(in srgb, var(--c, var(--acento)) 16%, var(--tarjeta));
  font-weight: 650;
}
.chip-check:has(input:checked)::before { content: "✓"; font-weight: 700; color: var(--acento); }
.chip-prio.prio-1 { --c: var(--p1); } .chip-prio.prio-2 { --c: var(--p2); }
.chip-prio.prio-3 { --c: var(--p3); } .chip-prio.prio-4 { --c: var(--p4); }
.atajos .chip.activo { border-color: var(--acento); background: var(--acento-suave); }

/* ------------------------------------------------ inicio */
.filtros { display: flex; gap: 8px; overflow-x: auto; margin: 0 -16px 8px; padding: 0 16px 6px; scrollbar-width: none; }
.filtros::-webkit-scrollbar { display: none; }
.filtros .chip { flex: none; min-height: 38px; }
.dia { font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--suave); margin: 20px 4px 8px; }
.lista { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.item {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: var(--radio);
  background: var(--tarjeta); color: var(--tinta); border: 1px solid var(--linea); box-shadow: var(--sombra);
  border-left: 5px solid var(--c);
}
.item-pasado { opacity: .55; }
.item-hora { font-weight: 700; font-variant-numeric: tabular-nums; min-width: 44px; }
.item-icono { font-size: 1.4rem; }
.item-texto { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.item-titulo { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.item-quien { display: flex; align-items: center; gap: 6px; color: var(--suave); font-size: .88rem; margin: 0; }
.item-quien .punto { background: var(--m); width: 8px; height: 8px; }
.etiqueta { font-size: .75rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; white-space: nowrap; display: inline-block; }
.etiqueta-1 { background: color-mix(in srgb, var(--p1) 18%, transparent); color: var(--p1); }
.etiqueta-2 { background: color-mix(in srgb, var(--p2) 18%, transparent); color: var(--p2); }
.etiqueta-3 { background: color-mix(in srgb, var(--p3) 18%, transparent); color: var(--p3); }
.etiqueta-4 { background: var(--p4); color: #fff; }
.etiqueta-cerrado { background: var(--acento-suave); color: var(--acento); }
.prio-4.item { border-left-width: 8px; }

.banner { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: var(--radio); background: var(--acento-suave); margin-bottom: 14px; }
.banner p { margin: 2px 0 0; font-size: .88rem; color: var(--suave); }
.banner > div { flex: 1; }

.vacio { text-align: center; padding: 48px 16px; }
.vacio-icono { font-size: 3rem; }

/* ------------------------------------------------ nuevo */
.nuevo .paso { border: 0; padding: 0; margin: 0 0 22px; }
.nuevo legend { font-weight: 700; font-size: 1.05rem; margin-bottom: 10px; padding: 0; }
.fecha-hora { display: grid; grid-template-columns: 1.4fr 1fr; gap: 10px; margin-top: 10px; }
.resumen { background: var(--acento-suave); color: var(--acento); padding: 12px 14px; border-radius: 12px; font-size: .92rem; margin: 0 0 14px; }
.mas { margin-bottom: 16px; }
.mas summary { cursor: pointer; color: var(--acento); font-weight: 600; padding: 10px 0; list-style: none; }
.mas summary::before { content: "＋ "; }
.mas[open] summary::before { content: "－ "; }
.mas .campo { margin-bottom: 16px; }
.acciones-fijas { display: flex; flex-direction: column; gap: 8px; }

/* ------------------------------------------------ detalle */
.volver { display: inline-block; margin-bottom: 10px; font-weight: 600; }
.detalle { border-top: 6px solid var(--c); }
.detalle-cabeza { display: flex; gap: 12px; align-items: center; margin-bottom: 10px; }
.detalle-icono { font-size: 2.2rem; }
.detalle h1 { margin: 0; }
.detalle-cuando { font-size: 1.2rem; font-weight: 700; margin: 6px 0 0; }
.notas { background: var(--fondo); padding: 10px 12px; border-radius: 10px; }
.datos { display: grid; grid-template-columns: auto 1fr; gap: 8px 14px; margin: 14px 0 0; }
.datos dt { color: var(--suave); font-size: .9rem; }
.datos dd { margin: 0; }
.plegable > summary, .plegable-lista > summary { cursor: pointer; font-weight: 600; list-style: none; }
.plegable > summary::-webkit-details-marker, .plegable-lista > summary::-webkit-details-marker, .mas summary::-webkit-details-marker { display: none; }
.plegable[open] > summary { margin-bottom: 12px; }

/* ------------------------------------------------ ajustes */
.plegable-lista { border-top: 1px solid var(--linea); padding: 12px 0; }
.plegable-lista > summary { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.plegable-lista > summary small { margin-left: auto; font-weight: 400; }
.plegable-lista[open] > summary { margin-bottom: 12px; }
.plegable-nuevo > summary { color: var(--acento); }
.codigo-grande { font: 700 1.8rem ui-monospace, Menlo, monospace; letter-spacing: .15em; text-align: center; margin: 10px 0 14px; }
.codigo { text-transform: uppercase; letter-spacing: .15em; font-family: ui-monospace, Menlo, monospace; }
.pasos-ios { background: var(--fondo); border-radius: 12px; padding: 4px 14px; margin: 10px 0; }
.pasos-ios ol { padding-left: 20px; }

/* ------------------------------------------------ acceso */
.acceso { max-width: 420px; margin: 0 auto; padding-top: calc(24px + env(safe-area-inset-top)); }
.acceso h1 { text-align: center; }
.acceso > .suave { text-align: center; margin-bottom: 20px; }
.acceso-logo { text-align: center; margin: 12px 0; }
.acceso-logo img { border-radius: 18px; }
.acceso-alt { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }