:root{
    --bg:#f1f5f9; --card:#fff; --ink:#0f172a; --muted:#64748b;
    --blue:#2563eb; --border:#e2e8f0;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--ink)}

.topbar{display:flex;align-items:center;flex-wrap:wrap;gap:10px 30px;
    background:#0f172a;color:#fff;padding:0 26px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600}
.logo{background:var(--blue);border-radius:8px;padding:4px 10px;font-weight:700}

/* Las tres lineas de producto. margin-right:auto empuja la sesion a la derecha. */
.topbar nav.lineas{display:flex;align-items:center;flex-wrap:wrap;gap:4px 28px;
    margin-right:auto}
.topbar nav a{color:#cbd5e1;text-decoration:none;font-size:14px;white-space:nowrap;
    padding:6px 0;border-bottom:2px solid transparent}
.topbar nav a:hover{color:#fff}
.topbar nav a.active{color:#fff;font-weight:700;border-bottom-color:var(--blue)}
.topbar nav .sep{color:#475569}
.tipo-generico{background:#e0e7ff;color:#3730a3}

.subnav{background:#fff;border-bottom:1px solid var(--border);padding:0 24px;
    display:flex;align-items:center;gap:6px;height:44px}
.subnav-linea{color:var(--muted);font-size:13px;font-weight:600;margin-right:10px}
.subnav a{color:#475569;text-decoration:none;font-size:14px;padding:6px 14px;border-radius:8px}
.subnav a:hover{background:#f1f5f9;color:var(--ink)}
.subnav a.active{background:var(--blue);color:#fff;font-weight:600}
.kardex-row td{background:#f8fafc;padding:0 8px 8px}
.kardex-row details summary{cursor:pointer;color:var(--blue);font-size:13px;padding:6px 0}
.mini-kardex{margin:6px 0 4px;max-width:640px}
.mini-kardex th{background:#eef2ff}
.saldo-neg{color:#b91c1c;font-weight:700;background:#fee2e2}
.w-70{max-width:72px}
.lbl-inline{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:4px}
.filtro-bar{display:flex;align-items:center;gap:12px;margin:12px 0}
.filtro-bar input{flex:1;max-width:420px;padding:9px 12px;border:1px solid var(--border);
    border-radius:8px;font-size:14px}
.filtro-bar input:focus{outline:none;border-color:var(--blue)}
.nowrap{white-space:nowrap}
.nowrap .btn-mini{margin-left:4px}

/* Campos mas comodos en tablas de captura */
.cfg-grupos input[type=text],.cfg-grupos input[type=number]{width:100%;min-width:95px;max-width:170px}
.cfg-tipos input[type=text],.cfg-tipos input[type=number]{width:100%;min-width:80px;max-width:150px}
#tablaMaestro select{width:100%;min-width:150px}
#tablaMaestro input[type=number]{width:110px;max-width:none}

.container{max-width:1100px;margin:24px auto;padding:0 20px}
h1{font-size:24px;margin:0 0 20px}
h2{font-size:15px;color:var(--muted);margin:0 0 14px;font-weight:600}

.banner{background:#fef9c3;border:1px solid #fde047;padding:12px 16px;
    border-radius:10px;margin-bottom:20px;font-size:14px}
.banner code{background:#fff;padding:1px 6px;border-radius:4px}
.err{color:#b91c1c}

.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:22px}
.kpi{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}
.kpi-label{display:block;font-size:13px;color:var(--muted)}
.kpi-value{display:block;font-size:24px;font-weight:700;margin-top:6px}

.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}
.card.wide{grid-column:1 / -1}
@media(max-width:760px){.grid{grid-template-columns:1fr}}

.tabla{width:100%;border-collapse:collapse;background:var(--card);
    border:1px solid var(--border);border-radius:12px;overflow:hidden}
.tabla th,.tabla td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}
.tabla th{background:#f8fafc;color:var(--muted);font-weight:600}
.right{text-align:right}
.muted{color:var(--muted)}

.badge{padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.estado-draft{background:#f1f5f9;color:#475569}
.estado-sent{background:#fef3c7;color:#92400e}
.estado-purchase{background:#dbeafe;color:#1e40af}
.estado-done{background:#dcfce7;color:#166534}
.estado-cancel{background:#fee2e2;color:#991b1b}

.footer{text-align:center;color:var(--muted);font-size:13px;padding:24px}

/* --- Componentes del modelo de abastecimiento --- */
.flash{padding:10px 16px;border-radius:8px;margin-bottom:14px;font-size:14px}
.flash.ok{background:#dcfce7;color:#166534;border:1px solid #86efac}
.flash.error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}

.btn{background:var(--blue);color:#fff;border:none;padding:9px 16px;border-radius:8px;
    font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block}
.btn:hover{background:#1d4ed8}
.link{color:var(--blue);text-decoration:none;font-size:14px}

.head-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.actions{margin-top:16px;display:flex;align-items:center;gap:14px}
.empty{background:var(--card);border:1px dashed var(--border);border-radius:12px;
    padding:30px;text-align:center;color:var(--muted)}

.resumen{display:flex;flex-wrap:wrap;gap:18px;align-items:center;background:var(--card);
    border:1px solid var(--border);border-radius:10px;padding:12px 16px;margin:14px 0;font-size:14px}

.table-scroll{overflow:auto;max-height:calc(100vh - 230px)}
/* border-collapse:separate es necesario para que el thead sticky funcione */
.table-scroll > table{border-collapse:separate;border-spacing:0;overflow:visible}
.table-scroll > table > thead th{position:sticky;top:0;z-index:5;background:#eef2ff;
    box-shadow:inset 0 -1px 0 var(--border)}
.tabla.compact th,.tabla.compact td{padding:6px 8px;font-size:13px}
.tabla input,.tabla select{width:100%;padding:5px 6px;border:1px solid var(--border);
    border-radius:6px;font-size:13px}
.w-100{max-width:100px}.w-90{max-width:90px}.mini{text-align:right}
.center{text-align:center}
.destacado{font-weight:700;background:#fff7ed}
.alerta{color:#b91c1c;font-weight:700}

.tipo-fragancia{background:#ede9fe;color:#6d28d9}
.tipo-colorante{background:#cffafe;color:#0e7490}

.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.form-grid fieldset{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}
.form-grid legend{font-weight:700;color:var(--blue);padding:0 6px}
.form-grid label{display:block;font-size:13px;color:var(--muted);margin-bottom:12px}
.form-grid input,.form-grid select{width:100%;padding:8px;border:1px solid var(--border);
    border-radius:8px;font-size:14px;margin-top:4px;color:var(--ink)}
.form-grid small{color:var(--muted)}
.form-grid .actions{grid-column:1/-1}

.panel-params{background:var(--card);border:1px solid var(--border);border-radius:12px;
    padding:10px 16px;margin:14px 0}
.panel-params summary{font-weight:700;color:var(--blue);cursor:pointer;padding:6px 0}
.panel-params .form-grid{margin-top:12px}
.grupo-header td{background:#eef2ff;font-weight:700;color:#1e3a8a;
    border-top:2px solid #c7d2fe;text-transform:uppercase;font-size:12px;letter-spacing:.3px}

.config-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
@media(max-width:760px){.config-grid{grid-template-columns:1fr}}
.inline-form{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.inline-form input,.inline-form select{padding:8px;border:1px solid var(--border);border-radius:8px;font-size:14px}
.inline-form input[type=text]{flex:1;min-width:140px}
.btn-mini{background:#f1f5f9;color:#334155;border:1px solid var(--border);
    padding:5px 10px;border-radius:7px;font-size:12px;font-weight:600;cursor:pointer}
.btn-mini:hover{background:#e2e8f0}
.btn-mini.danger{background:#fef2f2;color:#b91c1c;border-color:#fecaca}
.btn-mini.danger:hover{background:#fee2e2}
.mt-8{margin-top:8px}
.card h2{margin-top:0}
.excel-bar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;background:var(--card);
    border:1px solid var(--border);border-radius:10px;padding:12px 16px;margin:10px 0}
.excel-bar input[type=file]{font-size:13px}
.small{font-size:12px}

/* ---------- Login y sesion ---------- */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;
    background:#0f172a;padding:20px}
.login-caja{background:var(--card);border-radius:14px;padding:32px;width:100%;max-width:380px;
    box-shadow:0 10px 40px rgba(0,0,0,.35)}
.login-marca{display:flex;align-items:center;gap:10px;font-weight:600;margin-bottom:24px}
.login-form{display:flex;flex-direction:column;gap:16px}
.login-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;
    color:var(--muted);font-weight:600}
.login-form input{padding:10px 12px;border:1px solid var(--border);border-radius:8px;
    font-size:15px;color:var(--ink)}
.login-form input:focus{outline:none;border-color:var(--blue)}
.login-form .btn{margin-top:4px;text-align:center;padding:11px}
.login-pie{margin:22px 0 0;font-size:12px;color:var(--muted);line-height:1.5}
/* Bloque de sesion: separado de las lineas por una linea vertical tenue. */
.topbar .sesion{display:flex;align-items:center;gap:20px;font-size:13px;
    padding-left:26px;border-left:1px solid #1e293b;white-space:nowrap}
.topbar .sesion .quien{display:flex;align-items:center;gap:9px;color:#94a3b8}
.topbar .sesion .rol{background:#1e293b;color:#94a3b8;border-radius:5px;
    padding:3px 8px;font-size:10px;font-weight:600;text-transform:uppercase;
    letter-spacing:.06em;line-height:1}
.topbar .sesion a{color:#cbd5e1;text-decoration:none}
.topbar .sesion a:hover{color:#fff}
.topbar .sesion form{display:inline}
.link-salir{background:none;border:none;color:#cbd5e1;font-size:13px;cursor:pointer;
    padding:0;font-family:inherit}
.link-salir:hover{color:#fff;text-decoration:underline}

/* ---------- Administracion de usuarios ---------- */
.form-usuario{display:flex;flex-wrap:wrap;align-items:flex-end;gap:14px}
.form-usuario label{display:flex;flex-direction:column;gap:6px;font-size:12px;
    color:var(--muted);font-weight:600}
.form-usuario input,.form-usuario select{padding:9px 11px;border:1px solid var(--border);
    border-radius:8px;font-size:14px;min-width:190px}
.form-usuario input:focus,.form-usuario select:focus{outline:none;border-color:var(--blue)}
.en-linea{display:inline-flex;align-items:center;gap:4px;margin:0}
.acciones-usuario{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.acciones-usuario input[type=password]{padding:5px 8px;border:1px solid var(--border);
    border-radius:6px;font-size:12px;width:120px}
.btn-mini.peligro{background:#fee2e2;color:#b91c1c;border-color:#fecaca}
.btn-mini.peligro:hover{background:#fecaca}
.estado-ok{color:#15803d;font-weight:600}
.estado-no{color:#b91c1c;font-weight:600}
.fila-inactiva{opacity:.55}
.nota{font-size:12px;color:var(--muted);margin:14px 0 0;line-height:1.6}

/* En pantallas angostas la barra se apila: la linea divisoria estorba. */
@media (max-width: 900px){
    .topbar{padding:10px 18px;gap:8px 20px}
    .topbar .sesion{padding-left:0;border-left:none;width:100%;
        justify-content:flex-start;gap:16px}
    .topbar nav.lineas{gap:4px 20px;margin-right:0}
}

/* ---------- Vistas anchas: informes y tablas de captura ----------
   Las paginas con tablas grandes aprovechan todo el ancho de la pantalla,
   en vez de quedar encerradas en los 1100px del contenedor normal. */
.container.ancho{max-width:2100px;padding:0 26px}

/* Encabezados en una sola linea: "Vta prom (g)" no debe partirse en tres. */
.tabla.compact th{white-space:nowrap;vertical-align:bottom}
/* El nombre del producto tampoco se parte. */
.tabla .producto{white-space:nowrap;min-width:170px;font-weight:600}
/* Una sola barra de desplazamiento: la de la pagina.
   Sin max-height ni overflow propio, la tabla crece a lo alto y el encabezado
   sticky se pega al borde de la ventana al bajar, en vez de tener un scroll
   interno ademas del de la pagina. */
.container.ancho .table-scroll{max-height:none;overflow:visible}
.container.ancho .table-scroll > table > thead th{top:0}
/* Las tarjetas de una vista ancha ocupan el ancho completo. */
.container.ancho .grid{grid-template-columns:1fr}

@media (max-width: 1200px){
    .tabla.compact th{white-space:normal}
    .tabla .producto{white-space:normal;min-width:120px}
}

/* ---------- Columna "Pedido real" (capturada por el usuario) ---------- */
.tabla .col-real{background:#f0fdf4;border-left:2px solid #86efac;
    border-right:2px solid #86efac}
.tabla thead .col-real{background:#dcfce7;color:#166534}
.tabla .col-real input{background:#fff;border-color:#86efac;font-weight:700;
    color:#166534;text-align:right}
.tabla .col-real input:focus{outline:none;border-color:#16a34a;
    box-shadow:0 0 0 2px rgba(22,163,74,.18)}
.tabla .col-real input::placeholder{font-weight:400;color:#a3a3a3}
.grupo-header .col-real{color:#166534}
.real-resumen{color:#166534}
.real-resumen small{color:var(--muted);font-weight:400}

/* Barra de guardado pegada abajo, siempre visible al recorrer la tabla. */
.barra-guardar{position:sticky;bottom:0;z-index:6;background:var(--bg);
    border-top:1px solid var(--border);padding:12px 0;margin-top:0;
    display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.barra-guardar .muted{font-size:12px;line-height:1.5}