:root{
  --navy:#1b2239;--navy-2:#071739;--navy-3:#2a3456;--sun:#fbd000;--sun-soft:#fff6cc;
  --ok:#1f9d6b;--ok-soft:#e2f5ec;--warn:#b7791f;--warn-soft:#fff3d6;--bad:#cc2936;--bad-soft:#fbe7e9;--blue:#2562e4;--blue-soft:#e4e9fe;
  --bg:#f5f6f9;--card:#fff;--ink:#141a2e;--mute:#5d6680;--line:#e3e6ee;--r:16px;
  --shadow:0 1px 2px rgba(7,23,57,.06),0 8px 24px rgba(7,23,57,.06);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.45}
h1,h2,h3{margin:0;letter-spacing:-.015em;line-height:1.15}
button{font:inherit}
img{max-width:100%;display:block}
.demo{background:var(--sun);color:var(--navy-2);text-align:center;font-size:12px;padding:6px 16px;font-weight:700;letter-spacing:.02em}

/* ---------- cabecera ---------- */
header{background:var(--navy);color:#fff;padding:0 20px;display:flex;align-items:center;gap:18px;min-height:64px;position:sticky;top:0;z-index:20;box-shadow:0 2px 0 var(--sun)}
.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;font-weight:800;font-size:16px}
.brand img{height:40px;width:auto}
.brand small{display:block;font-weight:500;font-size:11.5px;color:#aeb8d3;letter-spacing:.04em;text-transform:uppercase}
nav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none;min-width:0}
nav::-webkit-scrollbar{display:none}
nav button{background:transparent;border:0;color:#c8cfe3;font-size:14px;font-weight:600;padding:9px 12px;border-radius:10px;cursor:pointer;white-space:nowrap;flex:none}
nav button:hover{color:#fff;background:var(--navy-3)}
nav button.on{background:var(--sun);color:var(--navy-2)}
.badge{display:inline-block;min-width:20px;text-align:center;background:var(--sun);color:var(--navy-2);border-radius:99px;font-size:11px;font-weight:800;padding:1px 6px;margin-left:5px}
nav button.on .badge{background:var(--navy);color:#fff}
.who{font-size:13px;color:#c8cfe3;white-space:nowrap;text-align:right;line-height:1.25}
.who b{color:#fff;display:block}
.salir{background:transparent;color:#fff;border:1px solid #4a557a;border-radius:10px;padding:7px 12px;font-size:13px;font-weight:600;cursor:pointer}
.salir:hover{border-color:var(--sun);color:var(--sun)}

main{max-width:1200px;margin:0 auto;padding:24px 20px 64px}
footer{text-align:center;font-size:12px;color:var(--mute);padding:24px 16px 32px}
.hide{display:none!important}

/* ---------- piezas ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.grid{display:grid;gap:16px}
.row{display:flex;gap:16px;flex-wrap:wrap;align-items:flex-start}
.muted{color:var(--mute)}.small{font-size:13px}
.title{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.title h2{font-size:24px;font-weight:800;color:var(--navy-2)}
.title p{margin:4px 0 0;color:var(--mute)}
.btn{background:var(--navy);color:#fff;border:0;border-radius:11px;padding:10px 16px;font-weight:700;cursor:pointer;transition:transform .08s,background .15s}
.btn:hover{background:var(--navy-2)}.btn:active{transform:translateY(1px)}
.btn.sun{background:var(--sun);color:var(--navy-2)}.btn.sun:hover{background:#ffdc33}
.btn.ok{background:var(--ok)}.btn.ok:hover{background:#17845a}
.btn.bad{background:#fff;color:var(--bad);border:1.5px solid var(--bad)}.btn.bad:hover{background:var(--bad-soft)}
.btn.ghost{background:#fff;color:var(--navy);border:1.5px solid var(--line)}.btn.ghost:hover{border-color:var(--navy)}
.btn.sm{padding:6px 11px;font-size:13px;border-radius:9px}
.btn.block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed}
input,select,textarea{font:inherit;padding:10px 12px;border:1.5px solid var(--line);border-radius:11px;width:100%;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
label{font-size:13px;font-weight:700;display:block;margin:12px 0 5px;color:var(--navy)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--mute);font-weight:700}
td.n,th.n{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.tbl{overflow-x:auto}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:99px;background:var(--ok-soft);color:#13704b;white-space:nowrap}
.tag.warn{background:var(--warn-soft);color:#8a5a12}.tag.bad{background:var(--bad-soft);color:var(--bad)}.tag.nv{background:var(--blue-soft);color:var(--navy)}.tag.sun{background:var(--sun-soft);color:#7a6400}
.vacio{padding:36px 20px;text-align:center;color:var(--mute);background:#fff;border:1.5px dashed var(--line);border-radius:var(--r)}

/* ---------- entrada ---------- */
.hero{position:relative;border-radius:22px;overflow:hidden;min-height:330px;display:flex;align-items:flex-end;background:var(--navy-2) center/cover no-repeat;background-image:url(img/hero.jpg);box-shadow:var(--shadow)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,23,57,.05) 0%,rgba(7,23,57,.55) 55%,rgba(7,23,57,.92) 100%)}
.hero-in{position:relative;z-index:1;padding:32px;color:#fff;max-width:720px}
.hero-in .kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(251,208,0,.95);color:var(--navy-2);font-weight:800;font-size:12px;border-radius:99px;padding:5px 12px;letter-spacing:.04em;text-transform:uppercase}
.hero-in h1{font-size:clamp(28px,4.4vw,44px);font-weight:800;margin:12px 0 8px}
.hero-in p{margin:0;color:#dfe5f3;font-size:16px}
.pasos{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:18px 0 6px}
.paso{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start}
.paso i{font-style:normal;flex:none;width:30px;height:30px;border-radius:50%;background:var(--sun);color:var(--navy-2);font-weight:800;display:flex;align-items:center;justify-content:center}
.paso b{display:block;color:var(--navy-2)}
.grupo{margin:26px 0 10px;font-size:13px;font-weight:800;color:var(--mute);text-transform:uppercase;letter-spacing:.08em}
.opciones{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.opcion{text-align:left;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:16px;cursor:pointer;display:flex;gap:12px;align-items:center;transition:border-color .15s,box-shadow .15s,transform .15s}
.opcion:hover{border-color:var(--sun);box-shadow:0 8px 22px rgba(7,23,57,.1);transform:translateY(-2px)}
.opcion .av{flex:none;width:42px;height:42px;border-radius:12px;background:var(--navy);color:var(--sun);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px}
.opcion.fin .av{background:var(--sun);color:var(--navy-2)}
.opcion.prov .av{background:var(--blue-soft);color:var(--navy)}
.opcion b{display:block;color:var(--navy-2);font-size:14.5px}
.opcion span{font-size:12.5px;color:var(--mute)}

/* ---------- catálogo ---------- */
.banner{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;margin-bottom:18px;box-shadow:var(--shadow)}
.banner .txt{padding:26px 28px}
.banner h2{font-size:26px;font-weight:800;color:var(--navy-2)}
.banner .img{height:100%;min-height:190px;background:url(img/flatlay.jpg) center/cover no-repeat}
.saldo{margin-top:14px;background:var(--bg);border-radius:14px;padding:14px}
.saldo .big{font-size:24px;font-weight:800;color:var(--navy-2);font-variant-numeric:tabular-nums}
.filtros{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.filtros input{flex:1 1 260px;width:auto}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.chip{border:1.5px solid var(--line);background:#fff;border-radius:99px;padding:7px 14px;font-weight:600;font-size:13.5px;cursor:pointer;color:var(--navy)}
.chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.prods{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(290px,1fr))}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.prod:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(7,23,57,.12)}
.prod .ph{aspect-ratio:4/3;background:#fff center/contain no-repeat;border-bottom:1px solid var(--line);position:relative}
.prod .ph .tipo{position:absolute;left:12px;top:12px}
.prod .bd{padding:14px 16px 16px;display:flex;flex-direction:column;flex:1}
.prod h3{font-size:16px;font-weight:700;color:var(--navy-2)}
.prod .u{font-size:12.5px;color:var(--mute);margin-top:2px}
.ofs{margin:12px 0;display:grid;gap:6px;flex:1}
.of{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:12px;padding:8px 10px;cursor:pointer}
.of input{width:auto;margin:0;accent-color:var(--navy)}
.of .pv{flex:1;min-width:0;font-size:13px;line-height:1.25}
.of .pv b{display:block;color:var(--ink);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.of .pr{flex:none;text-align:right;font-weight:800;color:var(--navy-2);font-variant-numeric:tabular-nums;white-space:nowrap;line-height:1.2}
.of.sel{border-color:var(--navy);background:#f7f8fc}
.of .mejor{display:block;width:max-content;margin:3px 0 0 auto;font-size:10px;font-weight:800;color:#13704b;background:var(--ok-soft);border-radius:6px;padding:1px 6px;letter-spacing:.04em}
.add{display:flex;gap:8px}
.add input{width:76px;flex:none;text-align:center}

/* ---------- carrito / resumen ---------- */
.main{flex:3 1 580px;min-width:0;max-width:100%}.side{flex:1 1 320px;max-width:100%}
.sticky{position:sticky;top:92px}
.sum td{border:0;padding:6px 0}
.qty{width:72px;padding:6px 8px;text-align:center}
.alert{border-radius:14px;padding:13px 15px;margin-bottom:10px;font-size:14px;border:1px solid transparent}
.alert.warn{background:var(--warn-soft);border-color:#f3dca5}
.alert.bad{background:var(--bad-soft);border-color:#f2c4c9}
.alert.ok{background:var(--ok-soft);border-color:#bfe5d3}
.alert.info{background:var(--blue-soft);border-color:#c9d5fb}

/* ---------- presupuesto ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}
.kpi .l{font-size:12.5px;color:var(--mute);font-weight:600}
.kpi .v{font-size:24px;font-weight:800;color:var(--navy-2);font-variant-numeric:tabular-nums;margin-top:2px}
.kpi.dark{background:var(--navy);border-color:var(--navy)}.kpi.dark .l{color:#aeb8d3}.kpi.dark .v{color:var(--sun)}
.bar{height:12px;background:#e9ecf3;border-radius:99px;overflow:hidden;display:flex;position:relative}
.bar i{display:block;height:100%}
.bar .co{background:var(--navy)}.bar .ap{background:var(--sun)}
.bar .mark{position:absolute;top:-3px;bottom:-3px;width:2px;background:var(--bad);border-radius:2px}
.legend{display:flex;gap:16px;font-size:12px;color:var(--mute);margin-top:10px;flex-wrap:wrap}
.legend b{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.ccs{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.cc h3{font-size:16px;font-weight:700;color:var(--navy-2)}
.cc .nums{display:flex;justify-content:space-between;margin:12px 0 8px;font-size:13px;color:var(--mute)}
.cc .nums b{display:block;font-size:16px;color:var(--ink);font-variant-numeric:tabular-nums}
.cc .edit{display:flex;gap:6px;margin-top:10px}
.cc .edit input{padding:6px 8px}

/* ---------- solicitudes / oc ---------- */
.req .head{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center}
.req .head b{font-size:16px;color:var(--navy-2)}
.req table td{font-size:14px;padding:8px 6px}
.req .acts{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.oc-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}

/* ---------- proveedor ---------- */
.f2{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0 14px}
.seg{display:inline-flex;border:1.5px solid var(--line);border-radius:11px;overflow:hidden}
.seg button{border:0;background:#fff;padding:9px 14px;font-weight:700;color:var(--mute);cursor:pointer}
.seg button.on{background:var(--navy);color:#fff}

.toast{position:fixed;right:16px;bottom:16px;left:auto;background:var(--navy-2);color:#fff;padding:14px 16px;border-radius:14px;max-width:380px;box-shadow:0 12px 32px rgba(0,0,0,.25);display:none;font-size:14px;z-index:50;border-left:4px solid var(--sun)}
.toast.err{border-left-color:var(--bad)}
dialog{border:0;border-radius:18px;padding:22px;max-width:460px;width:calc(100% - 32px);box-shadow:0 24px 60px rgba(7,23,57,.3)}
dialog::backdrop{background:rgba(7,23,57,.5)}

@media(max-width:1100px){.who{display:none}}
@media(max-width:760px){
  header{flex-wrap:wrap;padding:8px 16px;gap:6px 12px}
  nav{order:3;flex:0 0 100%;padding-bottom:6px}
  .salir{margin-left:auto}
  main{padding:18px 16px 56px}
  .banner{grid-template-columns:1fr}.banner .img{min-height:150px;order:-1}
  .banner .txt{padding:20px}
  .hero{min-height:280px}.hero-in{padding:22px}
  .sticky{position:static}
  .toast{left:16px;max-width:none}
}

/* ---------- portada con dos puertas y login por portal ---------- */
a.brand{color:#fff;text-decoration:none}
.puertas{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
.puerta{display:flex;flex-direction:column;background:#fff;border:1.5px solid var(--line);border-radius:22px;overflow:hidden;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s,border-color .15s}
.puerta:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(7,23,57,.14);border-color:var(--sun)}
.puerta.prov:hover{border-color:var(--blue)}
.puerta .pic{height:170px;background:center/cover no-repeat}
.puerta .in{padding:22px 24px 24px;display:flex;flex-direction:column;gap:8px}
.puerta .k{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.puerta b{font-size:24px;font-weight:800;color:var(--navy-2);letter-spacing:-.015em}
.puerta .d{color:var(--mute)}
.puerta .btn{align-self:flex-start;margin-top:8px}
.login{display:grid;grid-template-columns:1.1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow);min-height:540px}
.login-pic{position:relative;background:var(--navy-2) center/cover no-repeat;display:flex;align-items:flex-end}
.login-pic::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,23,57,.05),rgba(7,23,57,.85))}
.portal-prov .login-pic::after{background:linear-gradient(180deg,rgba(7,23,57,0) 30%,rgba(7,23,57,.88))}
.login-pic>div{position:relative;z-index:1;padding:30px;color:#fff}
.login-pic .kicker{display:inline-block;background:var(--sun);color:var(--navy-2);font-weight:800;font-size:12px;border-radius:99px;padding:5px 12px;letter-spacing:.04em;text-transform:uppercase}
.portal-prov .login-pic .kicker{background:#fff;color:var(--navy-2)}
.login-pic h2{font-size:30px;font-weight:800;margin:12px 0 8px}
.login-pic p{margin:0;color:#dfe5f3}
.login-box{padding:34px 34px 30px}
.login-box h2{font-size:26px;font-weight:800;color:var(--navy-2)}
.volver{display:inline-block;margin-bottom:16px;font-size:13.5px;font-weight:600;color:var(--mute);text-decoration:none}
.volver:hover{color:var(--navy)}
.link{background:none;border:0;padding:0;color:var(--blue);font-weight:700;cursor:pointer;text-decoration:underline}
.demo-cuentas{margin-top:22px;padding-top:16px;border-top:1px dashed var(--line);display:grid;gap:8px}
.demo-cuentas code{background:var(--sun-soft);padding:1px 6px;border-radius:6px;font-weight:700}
.dc{display:flex;justify-content:space-between;gap:10px;align-items:center;text-align:left;background:var(--bg);border:1.5px solid transparent;border-radius:11px;padding:9px 12px;cursor:pointer}
.dc:hover{border-color:var(--navy)}
.dc b{color:var(--navy-2);font-size:14px}.dc span{color:var(--mute);font-size:12.5px;white-space:nowrap}
/* el portal de proveedores se distingue con cabecera clara */
.portal-prov header{background:#fff;color:var(--navy-2);box-shadow:0 2px 0 var(--blue),0 4px 18px rgba(7,23,57,.06)}
.portal-prov a.brand{color:var(--navy-2)}
.portal-prov .brand small{color:var(--blue)}
.portal-prov nav button{color:var(--mute)}
.portal-prov nav button:hover{background:var(--blue-soft);color:var(--navy-2)}
.portal-prov nav button.on{background:var(--navy);color:#fff}
.portal-prov .who{color:var(--mute)}.portal-prov .who b{color:var(--navy-2)}
.portal-prov .salir{color:var(--navy);border-color:var(--line)}
.portal-prov .salir:hover{border-color:var(--navy);color:var(--navy)}
@media(max-width:760px){
  .puertas{grid-template-columns:1fr}
  .login{grid-template-columns:1fr;min-height:0}
  .login-pic{display:none}.login-pic h2{font-size:22px}.login-pic>div{padding:20px}
  .login-box{padding:22px 20px}
  .dc span{white-space:normal;text-align:right}
}

/* ---------- selector de tipo de ingreso en el inicio ---------- */
.tipo-login{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:6px}
.tipo-login button{text-align:left;background:#fff;border:2px solid var(--line);border-radius:14px;padding:12px 14px;cursor:pointer;display:flex;flex-direction:column;gap:2px}
.tipo-login button b{color:var(--navy-2);font-size:15px}
.tipo-login button span{color:var(--mute);font-size:12.5px}
.tipo-login button:hover{border-color:var(--navy)}
.tipo-login button.on{border-color:var(--navy);background:var(--navy)}
.tipo-login button.on b{color:var(--sun)}.tipo-login button.on span{color:#c8cfe3}
.cred{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cred div{background:var(--bg);border-radius:12px;padding:12px}
.cred span{display:block;font-size:12px;color:var(--mute);font-weight:600}
.cred b{font-size:18px;color:var(--navy-2);font-family:ui-monospace,Consolas,monospace;letter-spacing:.04em}