/* «[Comuna], yo te ayudo» · estilo v4: papel neutro, tinta, un color por comuna (--marca). */
:root {
  --bg: #f6f6f3; --surface: #fff; --ink: #131412; --ink-2: #4a4d47; --muted: #6f726b; --line: #e6e6e1;
  --marca: #1f4f6e; --marca-suave: #e8eef3; --ok: #2f7a55; --ok-suave: #e7f1ea; --alerta: #a3412d;
  --serif: "Source Serif 4", Georgia, serif; --sans: "Public Sans", system-ui, sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: #e9e9e4; color: var(--ink); font: 15px/1.5 var(--sans); -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; color: inherit; }
.app { max-width: 480px; margin: 0 auto; min-height: 100vh; background: var(--bg); display: flex; flex-direction: column; position: relative; }
.beta { background: var(--ink); color: #f6f6f3; font-size: 11.5px; text-align: center; padding: 6px 12px; }
header.cab { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px 6px; }
.marca { font-weight: 600; font-size: 17px; letter-spacing: -.01em; }
.marca b { font-weight: 600; color: var(--marca); }
.barrio-btn { border: 0; background: var(--surface); border-radius: 99px; padding: 6px 12px; font-size: 12.5px; color: var(--ink-2); cursor: pointer; display: inline-flex; gap: 6px; align-items: center; }
main { flex: 1; padding: 8px 18px 96px; }
h1 { font: 600 28px/1.15 var(--serif); margin: 10px 0 14px; letter-spacing: -.01em; }
h2 { font: 600 16px/1.3 var(--sans); margin: 22px 0 4px; }
.mu { color: var(--muted); font-size: 12.5px; }
.ico { width: 22px; height: 22px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* Acciones */
.accion { display: flex; align-items: center; gap: 12px; width: 100%; border: 0; text-align: left; background: var(--surface); border-radius: 16px; padding: 14px; margin: 0 0 8px; cursor: pointer; }
.accion:hover { background: var(--marca-suave); }
.accion .ico { color: var(--marca); width: 26px; height: 26px; }
.accion .t { font-weight: 600; font-size: 15px; display: block; }
.accion .flecha { color: #a3a59e; width: 18px; height: 18px; margin-left: auto; }

/* Ranking del barrio */
.tema { background: var(--surface); border-radius: 16px; padding: 12px 14px; margin: 0 0 8px; }
.tema .fila { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.tema .t { font-weight: 600; font-size: 14.5px; }
.barra { height: 6px; border-radius: 3px; background: var(--line); margin: 8px 0 6px; overflow: hidden; }
.barra i { display: block; height: 100%; background: var(--marca); border-radius: 3px; transition: width .35s; }
.apoyar { border: 1.5px solid var(--marca); color: var(--marca); background: var(--surface); border-radius: 99px; padding: 6px 12px; font-size: 12.5px; font-weight: 600; cursor: pointer; display: inline-flex; gap: 5px; align-items: center; flex: none; transition: background .15s, color .15s; }
.apoyar .ico { width: 15px; height: 15px; }
.apoyar.on { background: var(--marca); color: #fff; }
.dato { font-size: 12px; color: var(--ink-2); background: var(--bg); border-radius: 10px; padding: 7px 9px; margin-top: 8px; }
.nota-fondos { background: var(--ok-suave); color: var(--ok); border-radius: 12px; padding: 10px 12px; font-size: 12.5px; margin: 4px 0 0; }
.demo-tag { display: inline-block; font-size: 10.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #8a5a12; background: #f6ead2; border-radius: 99px; padding: 2px 8px; }

/* Formularios */
.volver { border: 0; background: none; padding: 0; display: inline-flex; gap: 6px; align-items: center; cursor: pointer; color: var(--ink-2); font-size: 14px; margin: 6px 0 4px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 4px; }
.chip { border: 1px solid #d9d9d3; background: var(--surface); border-radius: 99px; padding: 7px 12px; font-size: 13px; cursor: pointer; }
.chip.on { background: var(--marca); color: #fff; border-color: var(--marca); }
label.l { display: block; font-size: 12.5px; color: var(--muted); margin: 14px 0 5px; }
textarea, input[type=text], input[type=email], select { width: 100%; border: 1px solid #d9d9d3; border-radius: 12px; padding: 11px 12px; background: var(--surface); }
textarea { min-height: 96px; resize: vertical; }
textarea:focus, input:focus, select:focus { outline: 2px solid var(--marca); outline-offset: 0; border-color: transparent; }
.destino { background: var(--surface); border-radius: 14px; padding: 12px 14px; margin: 14px 0 0; border-left: 3px solid var(--marca); }
.destino .u { font-weight: 600; font-size: 15px; display: block; margin: 2px 0; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 12.5px; color: var(--ink-2); margin: 12px 0 0; }
.check input { margin-top: 3px; accent-color: var(--marca); }
.error { color: var(--alerta); font-size: 13px; margin: 10px 0 0; min-height: 1em; }
.cta { width: 100%; border: 0; background: var(--marca); color: #fff; border-radius: 14px; padding: 14px; font-weight: 600; font-size: 15px; cursor: pointer; margin-top: 16px; }
.cta.sec { background: var(--surface); color: var(--ink); box-shadow: inset 0 0 0 1px #d9d9d3; }
details.priv { margin-top: 10px; font-size: 12px; color: var(--muted); }
details.priv summary { cursor: pointer; color: var(--marca); }
.listo { text-align: center; padding: 36px 6px 8px; }
.listo .ico { width: 54px; height: 54px; color: var(--ok); }
.folio { font: 600 15px ui-monospace, monospace; background: var(--surface); border-radius: 10px; padding: 8px 12px; display: inline-block; margin: 8px 0; }

/* Comuna */
.tarjeta { background: var(--surface); border-radius: 16px; padding: 14px; margin: 0 0 10px; }
.cifra { font: 600 34px/1 var(--serif); }
.estado { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; font-weight: 600; }
.estado.ok { color: var(--ok); } .estado.no { color: var(--alerta); }
.estado .ico { width: 15px; height: 15px; }
.lista-est { margin: 8px 0 0; padding: 0; list-style: none; }
.lista-est li { display: flex; justify-content: space-between; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 13px; }
.lista-est li:first-child { border-top: 0; }
.enlace { color: var(--marca); font-weight: 600; font-size: 14px; text-decoration: none; }

/* Mis aportes */
.aporte { background: var(--surface); border-radius: 16px; padding: 12px 14px; margin: 0 0 8px; }
.pasos { display: flex; gap: 4px; margin: 10px 0 4px; }
.pasos i { flex: 1; height: 4px; border-radius: 2px; background: var(--line); }
.pasos i.on { background: var(--marca); }
.pasos i.fin { background: var(--ok); }

/* Navegación inferior */
nav.abajo { position: fixed; bottom: 0; left: 50%; transform: translateX(-50%); width: 100%; max-width: 480px; background: rgb(246 246 243 / .96); backdrop-filter: blur(8px); border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(4, 1fr); padding: 8px 6px 14px; z-index: 20; }
nav.abajo button { border: 0; background: none; display: grid; justify-items: center; gap: 3px; font-size: 11px; color: var(--muted); cursor: pointer; position: relative; }
nav.abajo button.on { color: var(--ink); font-weight: 600; }
nav.abajo .ico { width: 23px; height: 23px; }
.punto { position: absolute; top: 0; right: calc(50% - 16px); width: 8px; height: 8px; border-radius: 50%; background: var(--marca); box-shadow: 0 0 0 2px var(--bg); }

/* Ventana al abrir y selector de barrio */
.velo { position: fixed; inset: 0; background: rgb(19 20 18 / .45); display: grid; place-items: center; padding: 16px; z-index: 50; }
.velo[hidden] { display: none; }
.ventana { width: min(400px, 100%); background: var(--bg); border-radius: 22px; padding: 22px; max-height: calc(100vh - 32px); overflow: auto; }
.ventana h3 { font: 400 28px/1.1 var(--serif); margin: 6px 0 10px; }
.kicker { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.etq { display: inline-block; font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #8a5a12; background: #f6ead2; padding: 3px 8px; border-radius: 99px; }
.grilla-barrios { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 12px; }
.grilla-barrios button { border: 1px solid #d9d9d3; background: var(--surface); border-radius: 12px; padding: 10px; font-size: 13px; cursor: pointer; text-align: left; }
.grilla-barrios button:hover { border-color: var(--marca); }

/* La comuna: subpestañas y panel con desplazamiento propio */
.subtabs { display: flex; gap: 4px; background: #ebebe6; border-radius: 12px; padding: 4px; margin: 0 0 10px; }
.subtabs button { flex: 1; border: 0; background: none; border-radius: 9px; padding: 8px 4px; font-size: 13px; font-weight: 600; color: var(--ink-2); cursor: pointer; }
.subtabs button.on { background: var(--surface); color: var(--marca); box-shadow: 0 1px 3px rgb(0 0 0 / .08); }
.subpanel { max-height: calc(100dvh - 268px); overflow-y: auto; padding-bottom: 12px; overscroll-behavior: contain; }
.tarjeta.lista { padding: 4px 14px; }
.fila-ind { display: flex; justify-content: space-between; align-items: center; gap: 10px; width: 100%; border: 0; background: none; text-align: left; padding: 11px 0; border-top: 1px solid var(--line); font-size: 13.5px; cursor: pointer; }
.fila-ind:first-child { border-top: 0; }
.fila-ind .der { display: inline-flex; align-items: center; gap: 6px; flex: none; }
.fila-ind .flecha { width: 15px; height: 15px; color: #a3a59e; }
.fuente-btn { margin-top: 10px; border: 0; background: var(--marca-suave); color: var(--marca); border-radius: 99px; padding: 5px 11px; font-size: 12px; font-weight: 600; cursor: pointer; }
/* Ficha explicativa */
.ficha h3 { font: 600 22px/1.2 var(--serif); margin: 4px 0 12px; }
.ficha h4 { font-size: 13px; margin: 14px 0 4px; color: var(--ink); }
.ficha p, .ficha li { font-size: 14px; color: var(--ink-2); margin: 0 0 6px; line-height: 1.55; }
.ficha ul { padding-left: 18px; margin: 0; }
.ficha .dos { display: flex; gap: 10px; margin: 0 0 8px; }
.ficha .dos > div { flex: 1; background: var(--surface); border-radius: 12px; padding: 10px; }
.ficha .dos .mu { display: block; }
.ficha .dos b { font: 600 18px/1.2 var(--serif); }
.ficha .fuente { background: var(--surface); border-radius: 12px; padding: 12px; margin-top: 14px; font-size: 13px; }
.ficha .fuente p { font-size: 13px; margin: 4px 0 6px; }
.ficha .fuente a { color: var(--marca); font-weight: 600; text-decoration: none; }
.niv-ex { color: var(--ok); } .niv-ot { color: var(--ink-2); }
.ficha .lista-est li { font-size: 13px; }