:root{
  --bg:#F4F6FB; --bg2:#EBEFF7; --card:#FFFFFF; --line:#E3E8F2; --ink:#0E1630; --ink2:#55607A; --ink3:#8B95AD;
  --brand:#5B5BF0; --brand2:#8B5CF6; --brand-tint:#ECECFE;
  --ok:#0FA968; --ok-tint:#E2F7EE; --bad:#E5484D; --bad-tint:#FDECEC; --warn:#E8A317;
  --c-fanvue:#5B5BF0; --c-tg:#22A7E8; --c-otros:#9AA4BD;
  --shadow:0 1px 2px rgba(14,22,48,.04),0 8px 24px rgba(14,22,48,.06);
  --r:18px; --nav-h:64px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-tema="claro"]){
    --bg:#0B1020; --bg2:#0F1630; --card:#131B35; --line:#222C4D; --ink:#EDF0FA; --ink2:#A4AECB; --ink3:#6F7BA0;
    --brand:#7C7CFF; --brand2:#A78BFA; --brand-tint:#1C2250;
    --ok:#33D49B; --ok-tint:#0F2E27; --bad:#FF6B70; --bad-tint:#33161B; --warn:#F2B53C;
    --c-fanvue:#7C7CFF; --c-tg:#4CC2FF; --c-otros:#6F7BA0;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35);
  }
}
:root[data-tema="oscuro"]{
  --bg:#0B1020; --bg2:#0F1630; --card:#131B35; --line:#222C4D; --ink:#EDF0FA; --ink2:#A4AECB; --ink3:#6F7BA0;
  --brand:#7C7CFF; --brand2:#A78BFA; --brand-tint:#1C2250;
  --ok:#33D49B; --ok-tint:#0F2E27; --bad:#FF6B70; --bad-tint:#33161B; --warn:#F2B53C;
  --c-fanvue:#7C7CFF; --c-tg:#4CC2FF; --c-otros:#6F7BA0;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.01em}

/* login */
.login{min-height:100dvh;display:grid;place-items:center;padding:24px 16px;background:radial-gradient(900px 500px at 50% -10%,var(--brand-tint),transparent)}
.login-card{width:100%;max-width:380px;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:28px 24px;box-shadow:var(--shadow);display:grid;gap:14px}
.logo{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.login h1{margin:4px 0 0;font-size:22px;letter-spacing:-.02em}
.sub{margin:-8px 0 4px;color:var(--ink2)}
label{display:grid;gap:6px;font-size:13px;font-weight:600;color:var(--ink2)}
input,select{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);background:var(--bg);font-size:16px;font-weight:500;color:var(--ink);outline:none}
input:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-tint)}
.error{margin:0;min-height:18px;color:var(--bad);font-size:13px;font-weight:600}
.btn{border:0;border-radius:12px;padding:13px 18px;font-weight:700;font-size:15px}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff}
.btn.ghost{background:var(--bg2);color:var(--ink)}
.btn.danger{background:var(--bad-tint);color:var(--bad)}
.btn:active{transform:scale(.98)}

/* shell */
.top{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.02em;font-size:17px}
.dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.top-r{display:flex;align-items:center;gap:8px}
.chip{font-size:12px;font-weight:600;color:var(--ink2);background:var(--bg2);padding:6px 10px;border-radius:999px;white-space:nowrap}
.chip.ok::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--ok);margin-right:6px}
.chip.viejo::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--warn);margin-right:6px}
.icon-btn{width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:var(--card);font-size:16px}

.tabs{position:fixed;z-index:30;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(5,1fr);padding:6px 6px calc(6px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--card) 92%,transparent);backdrop-filter:blur(16px);border-top:1px solid var(--line)}
.tabs button{border:0;background:none;display:grid;justify-items:center;gap:2px;padding:6px 0;color:var(--ink3);font-size:11px;font-weight:600;border-radius:12px}
.tabs button i{font-style:normal;font-size:19px;line-height:1}
.tabs button.on{color:var(--brand)}
.tabs button.on i{transform:translateY(-1px)}
.wrap{max-width:1040px;margin:0 auto;padding:14px 16px calc(var(--nav-h) + 96px + env(safe-area-inset-bottom))}

.periodo{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;margin-bottom:12px;scrollbar-width:none}
.periodo::-webkit-scrollbar{display:none}
.periodo button{flex:none;border:1px solid var(--line);background:var(--card);padding:8px 14px;border-radius:999px;font-weight:600;font-size:13px;color:var(--ink2)}
.periodo button.on{background:var(--ink);border-color:var(--ink);color:var(--bg)}

.fab{position:fixed;z-index:35;right:16px;bottom:calc(var(--nav-h) + 14px + env(safe-area-inset-bottom));display:flex;align-items:center;gap:8px;border:0;border-radius:999px;padding:14px 20px 14px 16px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 10px 26px rgba(91,91,240,.45);font-size:15px}

/* cards */
.grid{display:grid;gap:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}
.card h3{margin:0 0 12px;font-size:13px;font-weight:700;color:var(--ink2);text-transform:uppercase;letter-spacing:.06em}
.hero{padding:20px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;border:0;position:relative;overflow:hidden}
.hero .et{font-size:13px;font-weight:600;opacity:.85}
.hero .gran{font-size:44px;font-weight:800;letter-spacing:-.03em;line-height:1.1;margin:4px 0}
.hero .delta{display:inline-block;font-size:12px;font-weight:700;background:rgba(255,255,255,.2);padding:4px 10px;border-radius:999px}
.hero svg{position:absolute;right:0;bottom:0;width:60%;height:70%;opacity:.35}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.kpi{padding:14px}
.kpi .l{font-size:12px;color:var(--ink2);font-weight:600}
.kpi .v{font-size:20px;font-weight:800;letter-spacing:-.02em;margin-top:2px}
.kpi .s{font-size:11px;color:var(--ink3);margin-top:2px}
.pos{color:var(--ok)} .neg{color:var(--bad)}
.barra{height:10px;border-radius:99px;background:var(--bg2);overflow:hidden}
.barra>i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.lista{display:grid;gap:12px}
.fila-b{display:grid;gap:6px}
.fila-b .t{display:flex;justify-content:space-between;gap:10px;font-weight:600}
.fila-b .t small{color:var(--ink3);font-weight:500}
.sw{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:8px}
.leyenda{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--ink2);margin-top:8px;font-weight:600}
.chart{width:100%;height:auto;display:block}
.chart text{fill:var(--ink3);font-size:10px;font-weight:600}

.mov{display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);background:none;border-left:0;border-right:0;border-top:0;text-align:left;width:100%}
.mov:last-child{border-bottom:0}
.mov .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:17px;font-weight:800}
.ic.g{background:var(--bad-tint);color:var(--bad)} .ic.i{background:var(--ok-tint);color:var(--ok)} .ic.a{background:var(--brand-tint);color:var(--brand)}
.mov b{display:block;font-weight:700}
.mov small{color:var(--ink3);font-size:12px}
.mov .m{font-weight:800;text-align:right}
.vacio{text-align:center;color:var(--ink3);padding:26px 10px}
.vacio b{display:block;color:var(--ink2);margin-bottom:4px}
.aviso{background:var(--brand-tint);border-radius:14px;padding:12px 14px;font-size:13px;color:var(--ink2);margin-bottom:12px}
.aviso b{color:var(--ink)}
.filtros{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.filtros button{border:1px solid var(--line);background:var(--card);padding:6px 12px;border-radius:999px;font-size:12px;font-weight:600;color:var(--ink2)}
.filtros button.on{background:var(--brand-tint);border-color:var(--brand);color:var(--brand)}
.tgl{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.tgl:last-child{border:0}
.sw-t{position:relative;width:46px;height:28px;border-radius:99px;background:var(--line);border:0;flex:none}
.sw-t::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:.2s}
.sw-t.on{background:var(--brand)} .sw-t.on::after{left:21px}
.campo{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.campo input{width:120px;text-align:right}

/* hoja */
.hoja{position:fixed;inset:0;z-index:50;display:flex;align-items:flex-end;justify-content:center}
.hoja-fondo{position:absolute;inset:0;background:rgba(5,8,20,.55);backdrop-filter:blur(3px)}
.hoja-card{position:relative;width:100%;max-width:520px;max-height:92dvh;overflow:auto;background:var(--card);border-radius:24px 24px 0 0;padding:10px 18px calc(20px + env(safe-area-inset-bottom));display:grid;gap:14px;animation:sube .22s ease-out}
@keyframes sube{from{transform:translateY(40px);opacity:.4}to{transform:none;opacity:1}}
.hoja-asa{width:40px;height:4px;border-radius:9px;background:var(--line);margin:0 auto 4px}
.hoja h2{margin:0;font-size:19px;letter-spacing:-.02em}
.fila2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--bg2);padding:4px;border-radius:14px}
.seg button{border:0;background:none;padding:10px;border-radius:11px;font-weight:700;color:var(--ink2)}
.seg button.on{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}
.seg button[data-t="ingreso"].on{color:var(--ok)} .seg button[data-t="gasto"].on{color:var(--bad)}
.hoja-acc{display:flex;gap:10px;justify-content:flex-end}
.hoja-acc .primary{flex:1}
.toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + 84px);transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:12px;font-weight:600;font-size:14px;transition:.25s;z-index:60}
.toast.on{opacity:1;transform:translate(-50%,0)}

@media (min-width:860px){
  .tabs{position:sticky;top:57px;bottom:auto;max-width:1040px;margin:12px auto 0;border:1px solid var(--line);border-radius:16px;grid-template-columns:repeat(5,1fr)}
  .tabs button{grid-auto-flow:column;justify-content:center;gap:8px;font-size:13px}
  .wrap{padding-bottom:120px}
  .fab{bottom:28px;right:28px}
  .dos{grid-template-columns:1.4fr 1fr}
  .hoja{align-items:center}
  .hoja-card{border-radius:24px}
}
@media (max-width:420px){ .hero .gran{font-size:38px} .kpi .v{font-size:17px} }