:root {
    --bg: #f5f6fa;
    --surface: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --primary: #0f766e;
    --primary-dark: #115e59;
    --ingreso: #16a34a;
    --egreso: #dc2626;
    --ahorro: #2563eb;
    --libre: #9333ea;
    --radius: 12px;
    --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .04);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0 0 .75rem; line-height: 1.2; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.1rem; }
h3 { font-size: 1rem; }

.muted { color: var(--muted); font-weight: 400; }
.small { font-size: .85rem; }
.center { text-align: center; }
.inline { display: inline; }

/* ---------- Barra superior ---------- */
.topbar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: .75rem 1.5rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.brand { font-weight: 700; color: var(--text); display: flex; align-items: center; gap: .5rem; }
.brand:hover { text-decoration: none; }
.logo {
    display: inline-grid; place-items: center;
    width: 30px; height: 30px; border-radius: 8px;
    background: var(--primary); color: #fff; font-weight: 800;
}
.nav { display: flex; gap: .25rem; flex: 1; }
.nav a { padding: .4rem .8rem; border-radius: 8px; color: var(--muted); font-weight: 500; }
.nav a:hover { background: var(--bg); text-decoration: none; }
.nav a.active { background: #ccfbf1; color: var(--primary-dark); }
.user { display: flex; align-items: center; gap: .75rem; }
.user-name { color: var(--muted); padding: .4rem .6rem; border-radius: 8px; }
.user-name:hover { background: var(--bg); color: var(--text); text-decoration: none; }
.user-name.active { background: #ccfbf1; color: var(--primary-dark); }

/* ---------- Layout ---------- */
.container { max-width: 1180px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
.footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 1.5rem; }

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
    min-width: 0;
}
.card-head { display: flex; justify-content: space-between; align-items: center; }

.page-head {
    display: flex; justify-content: space-between; align-items: center;
    gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem;
}
.page-head h1 { margin: 0; }
.period-nav { display: flex; align-items: center; gap: .75rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid-2 > .card { margin-bottom: 0; }
.grid-2 { margin-bottom: 1rem; }
.grid-wide-left { grid-template-columns: 2fr 1fr; }

/* ---------- Tarjetas de totales ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 1rem; }
.stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--c, var(--primary));
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow);
}
.stat span { display: block; color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .03em; }
.stat strong { font-size: 1.45rem; color: var(--c); font-variant-numeric: tabular-nums; }
.stat-ingreso { --c: var(--ingreso); }
.stat-egreso { --c: var(--egreso); }
.stat-ahorro { --c: var(--ahorro); }
.stat-libre { --c: var(--libre); }
.stat-libre.negativo { --c: var(--egreso); }

.highlights { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1rem; }
.highlights .card { margin-bottom: 0; border-top: 4px solid var(--c); }
.highlight { display: flex; flex-direction: column; gap: .15rem; }
.highlight-mes { font-size: 1.4rem; font-weight: 700; color: var(--text); }
.highlight strong { color: var(--c); }

/* ---------- Progreso ---------- */
.progress-wrap { padding: 1rem 1.25rem; }
.progress-label { margin-bottom: .5rem; font-size: .95rem; }
.progress { display: flex; height: 12px; background: #ede9fe; border-radius: 99px; overflow: hidden; }
.bar { height: 100%; }
.bar-egreso { background: var(--egreso); }
.bar-ahorro { background: var(--ahorro); }

/* ---------- Formularios ---------- */
.form { display: flex; flex-direction: column; gap: .9rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
.span-2 { grid-column: span 2; }
.form label { display: flex; flex-direction: column; gap: .3rem; font-weight: 500; font-size: .9rem; }
input[type=text], input[type=email], input[type=password], input[type=date], select {
    font: inherit;
    padding: .6rem .75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
    color: var(--text);
    width: 100%;
}
input:focus, select:focus { outline: 2px solid #99f6e4; border-color: var(--primary); }
.form-actions { display: flex; gap: .5rem; }
[data-solo-egreso][hidden] { display: none; }

.tipo-switch { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; }
.tipo-opt input { position: absolute; opacity: 0; pointer-events: none; }
.tipo-opt span {
    display: block; text-align: center; padding: .55rem;
    border: 1px solid var(--border); border-radius: 8px; cursor: pointer; font-weight: 600; color: var(--muted);
}
.tipo-opt input:focus-visible + span { outline: 2px solid var(--c); }
.tipo-opt input:checked + span { background: var(--c); border-color: var(--c); color: #fff; }
.tipo-ingreso { --c: var(--ingreso); }
.tipo-egreso { --c: var(--egreso); }
.tipo-ahorro { --c: var(--ahorro); }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    font: inherit; font-weight: 600;
    padding: .6rem 1.1rem; border-radius: 8px; border: 1px solid transparent; cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--bg); }
.btn-sm { padding: .35rem .7rem; font-size: .85rem; }
.btn-link { background: none; border: 0; padding: 0; font: inherit; color: var(--primary); cursor: pointer; }
.btn-link:hover { text-decoration: underline; }
.danger { color: var(--egreso); }

.alert { padding: .75rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.alert-success { background: #dcfce7; color: #166534; }
.alert-error { background: #fee2e2; color: #991b1b; }

.auth-card { max-width: 420px; margin: 3rem auto; padding: 2rem; }

/* ---------- Tablas ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th, .table td { padding: .6rem .5rem; border-bottom: 1px solid var(--border); text-align: left; white-space: nowrap; }
.table th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; }
.table tbody tr:hover { background: #f9fafb; }
.table tr.editing { background: #fef9c3; }
.table tfoot td { font-weight: 700; border-top: 2px solid var(--border); }
.table-compact th, .table-compact td { padding: .45rem .4rem; font-size: .85rem; }
.row-zero td { color: var(--muted); }
.num { text-align: right !important; font-variant-numeric: tabular-nums; }
.actions { display: flex; gap: .75rem; justify-content: flex-end; }
.text-ingreso { color: var(--ingreso); }
.text-egreso { color: var(--egreso); }
.text-ahorro { color: var(--ahorro); }

.badge { display: inline-block; padding: .1rem .55rem; border-radius: 99px; font-size: .78rem; font-weight: 600; }
.badge-ingreso { background: #dcfce7; color: #166534; }
.badge-egreso { background: #fee2e2; color: #991b1b; }
.badge-ahorro { background: #dbeafe; color: #1e40af; }

.empty { color: var(--muted); text-align: center; padding: 1.5rem 0; margin: 0; }

/* ---------- Categorías ---------- */
.chart-box { position: relative; height: 240px; margin-bottom: 1rem; }
.chart-tall { height: 320px; }
.cat-list { list-style: none; padding: 0; margin: 0; }
.cat-list li { display: grid; grid-template-columns: 1fr 1fr auto; gap: .75rem; align-items: center; padding: .35rem 0; font-size: .92rem; }
.cat-bar { height: 8px; background: var(--bg); border-radius: 99px; overflow: hidden; }
.cat-bar i { display: block; height: 100%; background: var(--egreso); border-radius: 99px; }

.cat-admin { list-style: none; padding: 0; margin: 0; }
.cat-admin li { display: flex; align-items: center; gap: .75rem; padding: .5rem 0; border-bottom: 1px solid var(--border); }
.cat-admin li:last-child { border-bottom: 0; }
.cat-rename { display: flex; gap: .5rem; flex: 1; }

.top-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.top-mes { border: 1px solid var(--border); border-radius: 10px; padding: .9rem; }
.top-mes ol { margin: 0; padding-left: 1.2rem; font-size: .9rem; }
.top-mes li { padding: .15rem 0; }
.top-mes li span { display: inline-block; min-width: 50%; }
.top-mes li strong { float: right; font-variant-numeric: tabular-nums; }

/* ---------- Backoffice ---------- */
.topbar-admin { background: #111827; border-bottom-color: #111827; }
.topbar-admin .brand, .topbar-admin .user-name { color: #f9fafb; }
.topbar-admin .nav a { color: #d1d5db; }
.topbar-admin .nav a:hover, .topbar-admin .user-name:hover { background: #1f2937; color: #fff; }
.topbar-admin .nav a.active, .topbar-admin .user-name.active { background: #374151; color: #fff; }
.topbar-admin .btn-link { color: #5eead4; }
.admin-tag {
    font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em;
    background: #f59e0b; color: #111827; padding: .15rem .45rem; border-radius: 6px;
}
.search { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin-bottom: 1rem; }
.search input { max-width: 360px; }
input[type=search] {
    font: inherit; padding: .6rem .75rem; border: 1px solid var(--border);
    border-radius: 8px; background: #fff; color: var(--text); width: 100%;
}
.pager { display: flex; justify-content: center; align-items: center; gap: 1rem; margin-top: 1rem; }
.user-card { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.user-card h1, .user-card p { margin: 0; }
.user-meta { display: flex; gap: 2rem; margin: 0; flex-wrap: wrap; }
.user-meta dt { color: var(--muted); font-size: .8rem; text-transform: uppercase; }
.user-meta dd { margin: 0; font-weight: 600; }
.no-margin { margin: 0; }
.user-card p:last-child { margin-top: .75rem; }
.form-card { max-width: 560px; }
.fieldset { border: 1px solid var(--border); border-radius: 10px; padding: 1rem; display: flex; flex-direction: column; gap: .9rem; margin: 0; }
.fieldset legend { font-weight: 600; padding: 0 .35rem; }

/* ---------- Asesoría ---------- */
.btn-asesoria { background: #f59e0b; color: #111827; }
.btn-asesoria:hover, .btn-asesoria.active { background: #d97706; color: #111827; }
.badge-pendiente { background: #fef3c7; color: #92400e; }
.alert-info { background: #e0f2fe; color: #075985; }
.card-asesoria { border-left: 4px solid #f59e0b; }
.tel { font-weight: 600; white-space: nowrap; }
.table td.wrap { white-space: normal; min-width: 200px; max-width: 360px; }
.check { display: inline-flex; align-items: center; gap: .35rem; white-space: nowrap; font-size: .9rem; }
textarea {
    font: inherit; padding: .6rem .75rem; border: 1px solid var(--border);
    border-radius: 8px; background: #fff; color: var(--text); width: 100%; resize: vertical;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .stats { grid-template-columns: repeat(2, 1fr); }
    .grid-2, .grid-wide-left, .highlights { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .topbar { flex-wrap: wrap; gap: .5rem; padding: .75rem 1rem; }
    .nav { order: 3; width: 100%; overflow-x: auto; }
    .user { margin-left: auto; }
    .user-name { max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .stat strong { font-size: 1.15rem; }
    .form-grid { grid-template-columns: 1fr; }
    .span-2 { grid-column: auto; }
    h1 { font-size: 1.3rem; }
}