/* =========================================================
   TOKENS — paleta inspirada en cartel de liquidación / etiqueta de precio
   ========================================================= */
:root {
    --bg: #F6F1E4;
    --card-bg: #FFFDF8;
    --ink: #221F1A;
    --ink-suave: #6B6456;
    --linea: #DAD0B4;
    --tag-rojo: #B8382B;
    --tag-rojo-oscuro: #8E2A20;
    --mostaza: #E0A526;
    --verde-stock: #2F6B4F;
    --verde-stock-bg: #E3EEE6;
    --gris-agotado: #948C7C;
    --gris-agotado-bg: #ECE7D8;

    --fuente-display: 'Archivo Black', 'Arial Black', sans-serif;
    --fuente-cuerpo: 'Public Sans', system-ui, -apple-system, sans-serif;
    --fuente-mono: 'Space Mono', 'Courier New', monospace;

    --radio: 4px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--fuente-cuerpo);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.envoltorio {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =========================================================
   HEADER
   ========================================================= */
.sitio-header {
    background: var(--ink);
    color: var(--bg);
    padding: 18px 0;
    border-bottom: 4px solid var(--tag-rojo);
}

.envoltorio-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.marca {
    font-family: var(--fuente-display);
    font-size: 1.3rem;
    text-decoration: none;
    color: var(--bg);
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: 0.3px;
}

.marca-tag {
    background: var(--tag-rojo);
    color: #fff;
    font-family: var(--fuente-mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 7px;
    border-radius: var(--radio);
    transform: rotate(-3deg);
}

.buscador {
    display: flex;
    gap: 8px;
    flex: 1 1 320px;
    max-width: 420px;
}

.buscador input {
    flex: 1;
    padding: 10px 14px;
    border: none;
    border-radius: var(--radio);
    font-family: var(--fuente-cuerpo);
    font-size: 0.95rem;
}

.buscador input:focus {
    outline: 3px solid var(--mostaza);
    outline-offset: 1px;
}

.buscador button {
    background: var(--tag-rojo);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radio);
    font-weight: 700;
    cursor: pointer;
    font-family: var(--fuente-cuerpo);
}

.buscador button:hover { background: var(--tag-rojo-oscuro); }

/* =========================================================
   GRILLA DE PRODUCTOS
   ========================================================= */
.franja-titulo {
    padding: 28px 0 6px;
}

.franja-titulo h1 {
    font-family: var(--fuente-display);
    font-size: 1.6rem;
    margin: 0 0 4px;
}

.franja-titulo p {
    color: var(--ink-suave);
    margin: 0;
}

.grilla-productos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    padding: 20px 0 48px;
}

.tarjeta-producto {
    background: var(--card-bg);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    text-decoration: none;
    color: var(--ink);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tarjeta-producto:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 0 var(--linea);
}

.tarjeta-foto {
    aspect-ratio: 1 / 1;
    background: var(--gris-agotado-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.tarjeta-foto img { width: 100%; height: 100%; object-fit: cover; }

.tarjeta-foto .sin-foto {
    font-family: var(--fuente-mono);
    color: var(--ink-suave);
    font-size: 0.8rem;
}

.tarjeta-cuerpo {
    padding: 14px 16px 16px;
    border-top: 1px dashed var(--linea);
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.tarjeta-nombre {
    font-weight: 600;
    font-size: 1rem;
    margin: 0;
}

.tarjeta-precios .precio-contado {
    font-family: var(--fuente-mono);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--tag-rojo);
    display: block;
}

.tarjeta-precios .precio-tarjeta {
    font-size: 0.82rem;
    color: var(--ink-suave);
}

.badge-stock {
    display: inline-block;
    align-self: flex-start;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 20px;
    font-family: var(--fuente-mono);
}

.stock-ok { background: var(--verde-stock-bg); color: var(--verde-stock); }
.stock-bajo { background: #FBEBD3; color: #93650F; }
.stock-agotado { background: var(--gris-agotado-bg); color: var(--gris-agotado); }

.sin-resultados {
    padding: 48px 0;
    text-align: center;
    color: var(--ink-suave);
}

/* =========================================================
   PÁGINA DE PRODUCTO
   ========================================================= */
.producto-detalle {
    display: grid;
    grid-template-columns: minmax(0, 480px) 1fr;
    gap: 40px;
    padding: 32px 0 64px;
    align-items: start;
}

.producto-foto-grande {
    background: var(--card-bg);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.producto-foto-grande img { width: 100%; height: 100%; object-fit: cover; }

.producto-info h1 {
    font-family: var(--fuente-display);
    font-size: 1.7rem;
    margin: 0 0 14px;
}

.producto-precios {
    background: var(--card-bg);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    padding: 18px 20px;
    margin-bottom: 18px;
}

.producto-precios .precio-contado {
    font-family: var(--fuente-mono);
    font-weight: 700;
    font-size: 2rem;
    color: var(--tag-rojo);
    display: block;
    line-height: 1.1;
}

.producto-precios .precio-contado small {
    font-family: var(--fuente-cuerpo);
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--ink-suave);
    display: block;
}

.producto-precios .precio-tarjeta {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--linea);
    color: var(--ink-suave);
    font-size: 0.95rem;
}

.boton-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: var(--verde-stock);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    padding: 15px 20px;
    border-radius: var(--radio);
}

.boton-whatsapp:hover { background: #245840; }

.boton-whatsapp[aria-disabled="true"] {
    background: var(--gris-agotado-bg);
    color: var(--gris-agotado);
    pointer-events: none;
}

.medios-pago {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
}

.medios-pago-titulo {
    font-size: 0.85rem;
    color: var(--ink-suave);
    margin-right: 2px;
}

.medio-pago-badge {
    display: inline-block;
    background: var(--card-bg);
    border: 1px solid var(--linea);
    color: var(--ink);
    font-size: 0.8rem;
    padding: 4px 10px;
    border-radius: 20px;
}

.producto-codigo {
    font-family: var(--fuente-mono);
    color: var(--ink-suave);
    font-size: 0.8rem;
    margin-top: 16px;
}

.texto-legal {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px dashed var(--linea);
    color: var(--ink-suave);
    font-size: 0.82rem;
    line-height: 1.6;
}

.texto-legal p { margin: 0 0 10px; }
.texto-legal p:last-child { margin-bottom: 0; }

.volver {
    display: inline-block;
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--ink-suave);
    text-decoration: none;
}
.volver:hover { color: var(--ink); }

@media (max-width: 720px) {
    .producto-detalle { grid-template-columns: 1fr; gap: 24px; }
}

/* =========================================================
   FOOTER
   ========================================================= */
.sitio-footer {
    border-top: 1px solid var(--linea);
    padding: 20px 0 40px;
    color: var(--ink-suave);
    font-size: 0.85rem;
}

/* =========================================================
   ADMIN
   ========================================================= */
.admin-body { background: #F1EDE2; min-height: 100vh; }

.admin-header {
    background: var(--ink);
    color: #fff;
    padding: 16px 0;
}

.admin-header .envoltorio {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-header a { color: #fff; text-decoration: none; }
.admin-header .salir { font-size: 0.85rem; color: #D8CFB8; }

.admin-contenido { padding: 32px 0 64px; }

.admin-contenido h1 {
    font-family: var(--fuente-display);
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.admin-barra-superior {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.boton {
    display: inline-block;
    background: var(--tag-rojo);
    color: #fff;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: var(--radio);
    font-weight: 700;
    border: none;
    cursor: pointer;
    font-family: var(--fuente-cuerpo);
    font-size: 0.95rem;
}
.boton:hover { background: var(--tag-rojo-oscuro); }

.boton-secundario {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--linea);
}
.boton-secundario:hover { background: var(--linea); }

.boton-peligro {
    background: transparent;
    color: var(--tag-rojo);
    border: 1px solid var(--tag-rojo);
}
.boton-peligro:hover { background: var(--tag-rojo); color: #fff; }

.tabla-productos {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border: 1px solid var(--linea);
}

.tabla-productos th, .tabla-productos td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--linea);
    font-size: 0.9rem;
    vertical-align: middle;
}

.tabla-productos th { background: #EFE9D8; font-weight: 700; }

.tabla-productos .miniatura {
    width: 48px; height: 48px; object-fit: cover; border-radius: var(--radio);
    background: var(--gris-agotado-bg);
}

.tabla-productos .acciones { display: flex; gap: 8px; }
.tabla-productos .acciones form { margin: 0; }

.tabla-productos .acciones .boton, .tabla-productos .acciones .boton-peligro {
    padding: 6px 12px; font-size: 0.82rem;
}

.tarjeta-form {
    background: var(--card-bg);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    padding: 24px;
    max-width: 560px;
}

.campo { margin-bottom: 18px; }
.campo label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.9rem; }
.campo .ayuda { font-size: 0.8rem; color: var(--ink-suave); margin-top: 4px; }

.campo input[type="text"],
.campo input[type="number"],
.campo input[type="password"],
.campo input[type="file"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    font-family: var(--fuente-cuerpo);
    font-size: 0.95rem;
    background: #fff;
}

.campo input:focus { outline: 2px solid var(--mostaza); }

.fila-doble {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.foto-actual { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.foto-actual img { width: 60px; height: 60px; object-fit: cover; border-radius: var(--radio); }

.mensaje {
    padding: 12px 16px;
    border-radius: var(--radio);
    margin-bottom: 20px;
    font-size: 0.9rem;
}
.mensaje-error { background: #FBE6E2; color: var(--tag-rojo-oscuro); border: 1px solid #EBB6AB; }
.mensaje-ok { background: var(--verde-stock-bg); color: var(--verde-stock); border: 1px solid #BEDDC8; }

.pantalla-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.caja-login {
    background: var(--card-bg);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    padding: 32px;
    width: 100%;
    max-width: 360px;
}

.caja-login h1 {
    font-family: var(--fuente-display);
    font-size: 1.3rem;
    margin: 0 0 20px;
    text-align: center;
}

.sin-productos-admin {
    background: var(--card-bg);
    border: 1px dashed var(--linea);
    padding: 40px;
    text-align: center;
    color: var(--ink-suave);
    border-radius: var(--radio);
}