:root {
    --verde: #27ae60; --verde-osc: #1e8449; --azul: #2980b9; --gris: #2c3e50;
    --fondo: #f4f7f6; --borde: #e3e7ea; --muted: #7f8c8d; --rojo: #e74c3c; --naranjo: #f39c12;
}
* { box-sizing: border-box; }
body { font-family: 'Segoe UI', Arial, sans-serif; background: var(--fondo); margin: 0; color: #333; font-size: 15px; }
a { color: var(--azul); }
h1, h2 { color: var(--gris); }
h2 { border-bottom: 3px solid var(--verde); padding-bottom: 8px; margin-top: 0; font-size: 1.25rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
h2 small { font-weight: normal; font-size: .8rem; }
.muted { color: var(--muted); }
small.muted { display: block; margin: 2px 0 10px; font-size: .8rem; }

/* Barra superior */
.topbar { background: var(--gris); color: #fff; position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 8px rgba(0,0,0,.15); }
.topbar-in { max-width: 1200px; margin: auto; display: flex; align-items: center; justify-content: space-between; padding: 10px 16px; gap: 10px; flex-wrap: wrap; }
.brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 1.1rem; }
.topbar nav { display: flex; gap: 4px; flex-wrap: wrap; }
.topbar nav a { color: #dfe6e9; text-decoration: none; padding: 7px 11px; border-radius: 6px; font-size: .9rem; }
.topbar nav a:hover { background: rgba(255,255,255,.1); }
.topbar nav a.on { background: var(--verde); color: #fff; }
.topbar nav a.salir { opacity: .7; }

.container { max-width: 1200px; margin: auto; padding: 20px 16px; }
.pie { text-align: center; color: #b2bec3; font-size: .75rem; padding: 10px 0 25px; }

/* Tarjetas / grillas */
.card { background: #fff; padding: 20px; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,.07); margin-bottom: 20px; }
.card.angosta { max-width: 720px; margin-left: auto; margin-right: auto; }
.card.login { max-width: 380px; margin: 60px auto; text-align: center; }
.card.login h1 { font-size: 1.3rem; margin-bottom: 0; }
.card.login form { text-align: left; margin-top: 20px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; border-bottom: 3px solid var(--verde); margin-bottom: 14px; padding-bottom: 8px; }
.card-head h2 { border: 0; margin: 0; padding: 0; }
.grid-2 { display: grid; grid-template-columns: 340px 1fr; gap: 20px; align-items: start; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 15px; }
@media (max-width: 860px) { .grid-2, .form-grid { grid-template-columns: 1fr; } }

/* Formularios */
label { display: block; font-size: .9rem; margin: 10px 0 4px; }
input[type=text], input[type=email], input[type=password], input[type=search], input[type=date], select, textarea {
    width: 100%; padding: 10px 12px; border: 1px solid #cfd6db; border-radius: 6px; font-size: 15px; font-family: inherit; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(41,128,185,.35); border-color: var(--azul); }
input[type=file] { margin: 10px 0; }
label.chk, label.chk-all { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.chk-abejas { display: flex; align-items: center; gap: 10px; padding-top: 28px; }
.chk-abejas input { width: 20px; height: 20px; }
.chk-abejas label { margin: 0; font-weight: bold; color: #d35400; }
.inline-search { display: flex; gap: 6px; }
.inline-input { max-width: 320px; }
code { background: #f1f2f6; padding: 1px 5px; border-radius: 4px; }

/* Botones */
.btn { display: inline-block; padding: 10px 18px; border-radius: 6px; border: none; cursor: pointer; font-weight: 600; font-size: .95rem; text-decoration: none; color: #fff; font-family: inherit; }
.btn:hover { filter: brightness(1.07); }
.btn-block { width: 100%; margin-top: 12px; }
.btn-sm { padding: 6px 11px; font-size: .82rem; }
.btn-primary { background: var(--azul); }
.btn-success { background: var(--verde); }
.btn-info { background: #3498db; }
.btn-secondary { background: #7f8c8d; }
.btn-light { background: #ecf0f1; color: var(--gris); }
.btn-warn { background: var(--naranjo); }
.btn-danger { background: var(--rojo); }
.btn-send { width: 100%; padding: 16px; font-size: 1.1rem; margin-top: 10px; }
button.link { background: none; border: 0; color: var(--azul); cursor: pointer; font-size: .78rem; padding: 3px 0; }

/* Alertas */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.alert-ok { background: #d4edda; color: #155724; }
.alert-error { background: #f8d7da; color: #721c24; }
.alert-warn { background: #fff3cd; color: #856404; }
.pill { background: #ecf0f1; color: var(--gris); border-radius: 20px; padding: 2px 10px; font-size: .78rem; font-weight: 600; }
.pill-ok { background: #d4edda; color: #155724; }
.badge { padding: 3px 8px; border-radius: 4px; color: #fff; font-size: 11px; font-weight: bold; white-space: nowrap; }
.txt-rojo { color: var(--rojo); font-weight: bold; } .txt-verde { color: var(--verde); }

/* Vecinos (panel) */
.quick-add, .masivo { background: #e8f4fd; padding: 10px 12px; border-radius: 8px; margin-bottom: 12px; }
.masivo { margin-top: 18px; }
.quick-add summary, .masivo summary { cursor: pointer; font-size: .9rem; }
.quick-add input { margin-top: 8px; }
.lista-vecinos { max-height: 460px; overflow-y: auto; border-top: 1px solid var(--borde); margin-top: 8px; padding-top: 6px; }
.vec { display: flex; gap: 8px; align-items: flex-start; padding: 6px 4px; margin: 0; border-radius: 6px; cursor: pointer; font-size: .88rem; }
.vec:hover { background: #f5f8fa; }
.vec input { margin-top: 3px; }
.vec small { display: block; color: var(--muted); font-size: .75rem; word-break: break-all; }
.vec.nuevo { background: #eafaf1; }

/* Notificación (panel) */
.fechas { display: flex; gap: 10px; }
.fechas label { flex: 1; margin-top: 0; font-size: .8rem; color: var(--muted); }
#rango { margin-top: 8px; }
.buscador { position: relative; margin-top: 18px; }
#inputBusqueda { border: 2px solid var(--azul); }
#resultados { position: absolute; left: 0; right: 0; background: #fff; border: 1px solid #ccc; border-radius: 0 0 8px 8px; max-height: 280px; overflow-y: auto; z-index: 40; display: none; box-shadow: 0 8px 20px rgba(0,0,0,.12); }
.res-item { padding: 10px 12px; cursor: pointer; border-bottom: 1px solid #f0f0f0; display: flex; gap: 10px; align-items: center; }
.res-item:hover, .res-item.on { background: #e8f4fd; }
.res-item .dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }
#listaPreparacion { margin-top: 18px; }
.vacio { color: #999; text-align: center; border: 2px dashed #ccc; padding: 20px; border-radius: 8px; }
.prod-sel { display: grid; grid-template-columns: 1fr 240px 34px; gap: 10px; background: #fff; border: 1px solid #ddd; padding: 12px 14px; border-left: 5px solid var(--azul); margin-bottom: 10px; align-items: center; border-radius: 6px; }
.prod-fecha input { padding: 8px; }
.quitar { color: var(--rojo); background: none; border: none; font-size: 24px; cursor: pointer; }
@media (max-width: 600px) { .prod-sel { grid-template-columns: 1fr 34px; } .prod-fecha { grid-column: 1 / -1; grid-row: 2; } }

/* Envío */
.envio { max-width: 880px; margin: auto; }
.envio-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.envio-head h2 { flex: 1; }
.step { border: 1px solid #ddd; padding: 15px; margin-bottom: 18px; border-left: 5px solid var(--verde); border-radius: 6px; }
.step p { margin: 6px 0 10px; font-size: .88rem; }
.fila-copiar { display: flex; gap: 8px; margin-top: 8px; }
.fila-copiar input { flex: 1; }
.preview { border: 1px dashed #ccc; padding: 10px; margin: 10px 0; max-height: 440px; overflow: auto; background: #fafafa; }
.acciones { text-align: center; margin-top: 10px; display: flex; gap: 10px; justify-content: center; }
#toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--gris); color: #fff; padding: 12px 20px; border-radius: 8px; opacity: 0; transition: .25s; pointer-events: none; z-index: 100; }
#toast.on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Tablas */
.tabla-wrap { overflow-x: auto; }
.tabla { width: 100%; border-collapse: collapse; margin-top: 10px; }
.tabla th { background: #f8f9fa; text-align: left; font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .02em; }
.tabla th, .tabla td { padding: 11px 10px; border-bottom: 1px solid #eee; vertical-align: middle; }
.tabla tr:hover td { background: #fcfcfc; }
.nowrap { white-space: nowrap; }
.acciones-fila form { display: inline; }
.paginacion { display: flex; gap: 5px; margin-top: 15px; flex-wrap: wrap; }
.paginacion a { padding: 6px 11px; border-radius: 5px; background: #ecf0f1; text-decoration: none; color: var(--gris); }
.paginacion a.on { background: var(--verde); color: #fff; }

/* La vista previa debe verse igual que el correo (sin estilos del panel) */
.preview h2 { border: 0; padding: 0; display: block; font-size: 1.5em; }
.preview p { font-size: 15px; margin: 1em 0; }