/* ==========================================================================
   Inventario Pescadería · estilos (móvil primero, modo claro y oscuro)
   ========================================================================== */
:root {
  --bg: #f2f5f8;
  --surface: #ffffff;
  --surface-2: #f7f9fb;
  --text: #14212b;
  --muted: #5b6b79;
  --border: #dde4ea;
  --brand: #0a4e97;
  --brand-2: #1565c0;
  --brand-text: #ffffff;
  --ok: #2a9d8f;
  --rojo: #d32f2f;
  --rojo-texto: #ffffff;
  --amarillo: #ffd54f;
  --amarillo-texto: #3d2e00;
  --sombra: 0 1px 2px rgba(16, 32, 48, .06), 0 4px 16px rgba(16, 32, 48, .06);
  --radio: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e151c;
    --surface: #16202a;
    --surface-2: #1c2834;
    --text: #e6edf3;
    --muted: #9db0c0;
    --border: #283746;
    --brand: #5b9be0;
    --brand-2: #6aa9e2;
    --brand-text: #0b1520;
    --ok: #3cc0b0;
    --rojo: #c62828;
    --amarillo: #f4c542;
    --sombra: 0 1px 2px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
h1, h2 { margin: 0 0 .5rem; line-height: 1.2; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.1rem; }
code { background: var(--surface-2); padding: .1em .35em; border-radius: 6px; }
.muted { color: var(--muted); }
.chico { font-size: .85rem; margin: -.25rem 0 .75rem; }

/* ---------- pantallas ---------- */
.pantalla { min-height: 100vh; min-height: 100dvh; }
.centrada { display: grid; place-items: center; padding: 16px; }
.caja-login { width: 100%; max-width: 380px; text-align: center; }
.caja-login .campo { text-align: left; }
.logo-grande { font-size: 3rem; line-height: 1; margin-bottom: .5rem; }
.spinner {
  width: 40px; height: 40px; border-radius: 50%;
  border: 4px solid var(--border); border-top-color: var(--brand);
  animation: girar .8s linear infinite;
}
@keyframes girar { to { transform: rotate(360deg); } }

/* ---------- tarjetas, campos, botones ---------- */
.tarjeta {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 16px;
  min-width: 0;
}
.tarjeta-cabecera { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.tarjeta-cabecera h2 { margin: 0; }

.campo { display: block; margin-bottom: 12px; }
.campo > span { display: block; font-size: .85rem; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
input, select {
  width: 100%;
  font: inherit;
  font-size: 16px;               /* evita el zoom automático en iPhone */
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 11px 12px;
  min-height: 46px;
}
input:focus, select:focus, button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--brand) 45%, transparent);
  outline-offset: 1px;
  border-color: var(--brand);
}
#seccion-form { scroll-margin-top: 130px; }
.fila-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.boton {
  font: inherit; font-weight: 600;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 16px;
  min-height: 46px;
  cursor: pointer;
}
.boton.primario { background: var(--brand); border-color: var(--brand); color: var(--brand-text); }
.boton.primario:hover { background: var(--brand-2); }
.boton.fantasma { background: transparent; border-color: transparent; color: inherit; min-height: 40px; padding: 8px 10px; }
.boton:disabled { opacity: .6; cursor: progress; }
.ancho { width: 100%; }
.fila-botones { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }

.mensaje { margin: 0 0 12px; padding: 10px 12px; border-radius: 10px; font-size: .95rem; text-align: left; }
.mensaje.error { background: color-mix(in srgb, var(--rojo) 14%, var(--surface)); color: var(--text); border: 1px solid color-mix(in srgb, var(--rojo) 45%, transparent); }
.mensaje.exito { background: color-mix(in srgb, var(--ok) 14%, var(--surface)); color: var(--text); border: 1px solid color-mix(in srgb, var(--ok) 45%, transparent); }

/* ---------- barra superior ---------- */
.barra {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 16px; padding-top: max(8px, env(safe-area-inset-top));
  background: var(--brand); color: #fff;
}
@media (prefers-color-scheme: dark) { .barra { background: #0a3a70; } }
.barra-marca { display: flex; align-items: center; gap: 8px; min-width: 0; }
.barra-logo { height: 30px; width: auto; display: block; }
.barra-titulo { font-weight: 700; font-size: 1.1rem; }
.vivo { display: inline-flex; align-items: center; gap: 6px; font-size: .75rem; opacity: .9; margin-left: 6px; }
.vivo .punto { width: 8px; height: 8px; border-radius: 50%; background: #f4b400; }
.vivo.activo .punto { background: #4ade80; box-shadow: 0 0 0 3px rgba(74, 222, 128, .25); }
.menu-usuario { position: relative; }
.menu-usuario .boton { color: #fff; max-width: 45vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.menu {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 220px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--sombra);
  padding: 6px; z-index: 30;
}
.menu button { display: block; width: 100%; text-align: left; font: inherit; background: none; border: 0; color: inherit; padding: 10px 12px; border-radius: 8px; cursor: pointer; }
.menu button:hover { background: var(--surface-2); }
.menu-email { margin: 4px 12px 8px; font-size: .8rem; color: var(--muted); word-break: break-all; }

/* ---------- pestañas de cuartos ---------- */
.cuartos {
  position: sticky; top: 56px; z-index: 15;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px;
  padding: 10px 16px; background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.cuartos button {
  position: relative;
  font: inherit; font-weight: 600; font-size: .95rem;
  padding: 10px 6px; min-height: 46px;
  border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer;
}
.cuartos button[aria-selected="true"] { background: var(--brand); border-color: var(--brand); color: var(--brand-text); }
.cuartos .corto { display: none; }
@media (max-width: 420px) { .cuartos .largo { display: none; } .cuartos .corto { display: inline; } }
.insignia {
  position: absolute; top: -7px; right: -5px;
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px;
  background: var(--rojo); color: #fff; font-size: .72rem; font-weight: 700;
  display: inline-grid; place-items: center; border: 2px solid var(--bg);
}

/* ---------- contenido ---------- */
.contenido { max-width: 1440px; margin: 0 auto; padding: 16px 16px 96px; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 16px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radio); padding: 12px 14px; box-shadow: var(--sombra); }
.stat-num { display: block; font-size: 1.6rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.stat-lbl { font-size: .8rem; color: var(--muted); }
.stat-rojo .stat-num { color: var(--rojo); }
.stat-amarillo .stat-num { color: #b07f00; }
@media (prefers-color-scheme: dark) { .stat-rojo .stat-num { color: #ff6b6b; } .stat-amarillo .stat-num { color: var(--amarillo); } }

.rejilla { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 640px) { .stats { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1200px) {
  .rejilla {
    grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr);
    grid-template-areas: "tabla form" "historial grafico";
    align-items: start;
  }
  .area-tabla { grid-area: tabla; }
  .area-form { grid-area: form; }
  .area-grafico { grid-area: grafico; }
  .area-historial { grid-area: historial; }
}

/* ---------- tabla / tarjetas de producto ---------- */
.buscar { max-width: 220px; min-height: 40px; padding: 8px 12px; }
.leyenda { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .8rem; margin-bottom: 10px; align-items: center; }
.cuadro { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.cuadro.rojo { background: var(--rojo); }
.cuadro.amarillo { background: var(--amarillo); }

.tabla-envoltura { overflow-x: auto; }
.tabla { width: 100%; border-collapse: separate; border-spacing: 0; font-variant-numeric: tabular-nums; }
.tabla th {
  text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em;
  color: var(--muted); padding: 8px 8px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.tabla td { padding: 10px 8px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tabla .num { text-align: right; }
.tabla tbody tr { cursor: pointer; }
.tabla tbody tr:hover td { background: var(--surface-2); }
.tabla tr.agotado td { background: var(--rojo); color: var(--rojo-texto); font-weight: 600; border-color: rgba(255,255,255,.25); }
.tabla tr.reabastecer td { background: var(--amarillo); color: var(--amarillo-texto); border-color: rgba(0,0,0,.08); }
.tabla tr.agotado:hover td { background: #b71c1c; }
.tabla tr.reabastecer:hover td { background: #f7c93a; }
.tabla .nombre { font-weight: 600; white-space: normal; min-width: 120px; }
.etiqueta { display: inline-block; font-size: .72rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; letter-spacing: .02em; }
.etiqueta.OK { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.etiqueta.AGOTADO { background: rgba(255,255,255,.22); color: #fff; }
.etiqueta.REABASTECER { background: rgba(0,0,0,.1); color: var(--amarillo-texto); }
.tabla td.c-detalle { display: none; }
.vacio { text-align: center; color: var(--muted); padding: 24px 8px; margin: 0; }

/* En el celular cada producto se ve como tarjeta */
@media (max-width: 820px) {
  .tabla thead { display: none; }
  .tabla, .tabla tbody, .tabla tr, .tabla td { display: block; width: 100%; }
  .tabla tbody { display: grid; gap: 10px; }
  .tabla tr {
    display: grid; grid-template-columns: 1fr auto; gap: 2px 12px;
    border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; background: var(--surface);
  }
  .tabla tr.agotado { background: var(--rojo); color: var(--rojo-texto); border-color: var(--rojo); }
  .tabla tr.reabastecer { background: var(--amarillo); color: var(--amarillo-texto); border-color: #e6b800; }
  .tabla td, .tabla tr.agotado td, .tabla tr.reabastecer td { background: none !important; border: 0; padding: 0; white-space: normal; }
  .tabla td.nombre { grid-column: 1; grid-row: 1; font-size: 1.05rem; }
  .tabla td.c-estado { grid-column: 2; grid-row: 1; text-align: right; }
  .tabla td.c-existencia { grid-column: 1 / -1; grid-row: 2; text-align: left; font-size: 1.35rem; font-weight: 800; }
  .tabla td.c-existencia::after { content: " kg en existencia"; font-size: .8rem; font-weight: 500; opacity: .8; }
  .tabla td.c-detalle { display: block; grid-column: 1 / -1; font-size: .84rem; opacity: .9; }
  .tabla td.solo-pc { display: none; }
  .buscar { max-width: none; flex: 1 1 100%; }
}

/* ---------- formulario ---------- */
.segmentado { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 4px; margin-bottom: 14px; }
.segmentado button { font: inherit; font-weight: 600; font-size: .92rem; border: 0; background: transparent; color: var(--text); border-radius: 9px; padding: 10px 4px; min-height: 42px; cursor: pointer; }
.segmentado button[aria-checked="true"] { background: var(--surface); box-shadow: var(--sombra); color: var(--brand); }
@media (prefers-color-scheme: dark) { .segmentado button[aria-checked="true"] { background: var(--brand); color: var(--brand-text); } }

/* ---------- gráfico de barras ---------- */
.grafico { display: grid; gap: 10px; }
.barra-fila { display: grid; grid-template-columns: minmax(90px, 38%) 1fr; gap: 10px; align-items: center; font-size: .9rem; }
.barra-nombre { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.barra-pista { display: flex; align-items: center; gap: 8px; min-width: 0; }
.barra-relleno { height: 22px; border-radius: 0 6px 6px 0; min-width: 4px; transition: width .4s ease; }
.barra-valor { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; font-size: .85rem; }
.barra-relleno.OK { background: var(--ok); }
.barra-relleno.REABASTECER { background: var(--amarillo); }
.barra-relleno.AGOTADO { background: var(--rojo); }
.grafico-leyenda { display: flex; gap: 14px; font-size: .78rem; color: var(--muted); margin-top: 4px; flex-wrap: wrap; }
.cuadro.verde { background: var(--ok); }

/* ---------- historial ---------- */
.historial { list-style: none; margin: 0; padding: 0; }
.historial li { display: grid; grid-template-columns: auto 1fr auto; gap: 2px 10px; padding: 10px 0; border-bottom: 1px solid var(--border); align-items: center; }
.historial li:last-child { border-bottom: 0; }
.h-icono { grid-row: span 2; font-size: 1.2rem; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: var(--surface-2); }
.h-texto { font-weight: 600; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.h-cant { font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; }
.h-cant.salida { color: var(--rojo); }
.h-cant.entrada { color: var(--ok); }
.h-meta { grid-column: 2 / -1; font-size: .78rem; color: var(--muted); }

/* ---------- botón flotante (solo celular) y avisos ---------- */
.fab {
  position: fixed; right: 16px; bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 25; border: 0; border-radius: 999px; padding: 14px 20px;
  background: var(--brand); color: var(--brand-text); font: inherit; font-weight: 700;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .25); cursor: pointer;
}
@media (min-width: 1200px) { .fab { display: none; } }
.avisos { position: fixed; left: 50%; transform: translateX(-50%); bottom: 84px; z-index: 50; display: grid; gap: 8px; width: min(92vw, 420px); pointer-events: none; }
.aviso { background: #1d2b38; color: #fff; padding: 12px 14px; border-radius: 12px; box-shadow: 0 6px 20px rgba(0, 0, 0, .25); font-size: .95rem; animation: entrar .25s ease; }
.aviso.error { background: #b71c1c; }
.aviso.exito { background: #1e7a6d; }
@keyframes entrar { from { opacity: 0; transform: translateY(8px); } }

/* ---------- diálogo ---------- */
.dialogo { border: 1px solid var(--border); border-radius: var(--radio); background: var(--surface); color: var(--text); padding: 20px; width: min(92vw, 400px); }
.dialogo::backdrop { background: rgba(0, 0, 0, .45); }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ---------- Cardumen: pantalla de inicio, logos, botones nuevos ---------- */
.splash {
  display: grid; place-items: center; align-content: center; gap: 36px;
  background: #0a4e97; padding: 24px;
}
.splash-logo { width: min(72vw, 340px); height: auto; animation: aparecer .6s ease both; }
@keyframes aparecer { from { opacity: 0; transform: scale(.94); } }
.spinner.claro { border-color: rgba(255, 255, 255, .25); border-top-color: #fff; width: 32px; height: 32px; }
.logo-login { display: block; width: 132px; height: 132px; border-radius: 28px; margin: 0 auto 14px; box-shadow: var(--sombra); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.boton.chico { min-height: 40px; padding: 8px 12px; font-size: .9rem; }
.boton.peligro { background: #c62828; border-color: #c62828; color: #fff; }
.boton.peligro:hover { background: #b71c1c; }
.chico-2 { font-size: .88rem; }
.tarjeta-cabecera h2 { margin-right: auto; }
.btn-eliminar {
  border: 0; background: transparent; cursor: pointer; font-size: 1rem; line-height: 1;
  padding: 8px; border-radius: 8px; opacity: .7; min-width: 36px; min-height: 36px;
}
.btn-eliminar:hover, .btn-eliminar:focus-visible { opacity: 1; background: rgba(0, 0, 0, .08); }
.tabla td.c-acciones { width: 1%; text-align: center; padding-left: 0; padding-right: 4px; }
@media (max-width: 820px) {
  .tabla td.c-detalle { grid-column: 1; }
  .tabla td.c-acciones { display: block; grid-column: 2; grid-row: 3; align-self: end; width: auto; }
  .btn-eliminar { background: rgba(0, 0, 0, .06); opacity: .85; }
}