/* Marble Store — Carrara grey ground, Verde Guatemala accent, Nero Marquina sidebar */
:root {
  --bg: #eef0ee;
  --surface: #ffffff;
  --ink: #1b2220;
  --muted: #5b6762;
  --line: #d8ddd9;
  --accent: #1f5544;
  --accent-ink: #ffffff;
  --accent-soft: #e2eee9;
  --side: #121614;
  --side-ink: #e9ece9;
  --side-muted: #8f9b95;
  --good: #2c7449; --good-bg: #e3f1e8;
  --warn: #93600c; --warn-bg: #f7ecd6;
  --bad: #a8352d; --bad-bg: #f6e2df;
  --display: "Bodoni Moda", "Didot", Georgia, serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  --radius: 6px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131715; --surface: #1b201e; --ink: #e6ebe8; --muted: #98a39d; --line: #2d3431;
    --accent: #5fb393; --accent-ink: #0c1a14; --accent-soft: #1f2f29;
    --side: #0b0e0d; --good: #6fc795; --good-bg: #1d3227; --warn: #e3b25a; --warn-bg: #3a2e17;
    --bad: #ec8a80; --bad-bg: #3b2220;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 15px/1.5 var(--body); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2 { text-wrap: balance; margin: 0; }
h1 { font: 600 2rem/1.15 var(--display); letter-spacing: -0.01em; }
h2 { font: 600 1rem/1.3 var(--body); margin-bottom: .75rem; }
.eyebrow { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.mono-title { font-family: var(--mono); font-weight: 500; }
.strike { text-decoration: line-through; color: var(--muted); }
.warn-text { color: var(--warn); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* App shell */
.app { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }
.side {
  background: var(--side); color: var(--side-ink); padding: 24px 16px;
  display: flex; flex-direction: column; gap: 28px; position: sticky; top: 0; height: 100vh;
  /* faint veining */
  background-image:
    linear-gradient(118deg, transparent 46%, rgba(255,255,255,.06) 47%, transparent 49%),
    linear-gradient(62deg, transparent 70%, rgba(255,255,255,.04) 71%, transparent 72.5%),
    linear-gradient(150deg, transparent 20%, rgba(255,255,255,.035) 21%, transparent 22%);
}
.brand { display: flex; flex-direction: column; gap: 2px; padding: 0 8px; }
.brand .eyebrow { color: var(--side-muted); }
.brand-name { font: 600 1.6rem/1.1 var(--display); }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a { color: var(--side-ink); padding: 9px 10px; border-radius: var(--radius); opacity: .78; }
.nav a:hover { opacity: 1; text-decoration: none; background: rgba(255,255,255,.06); }
.nav a.on { opacity: 1; background: rgba(255,255,255,.1); box-shadow: inset 2px 0 0 #8fd1b6; }
.who { margin-top: auto; display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 12px 8px 0; border-top: 1px solid rgba(255,255,255,.1); }
.who-name { font-weight: 600; font-size: .9rem; }
.who-role { font-size: .78rem; color: var(--side-muted); }
.who .btn { color: var(--side-ink); border-color: rgba(255,255,255,.2); }

.main { padding: 32px clamp(16px, 4vw, 48px) 64px; display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.main.narrow { max-width: 920px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.page-head > div { display: flex; flex-direction: column; gap: 4px; }
.page-head p { margin: 0; }

/* Panels & KPIs */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; min-width: 0; }
.panel-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.narrow-panel { max-width: 760px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.kpis.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; display: flex; flex-direction: column; gap: 4px; }
.kpi .label { font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.kpi .value { font: 500 1.6rem/1.2 var(--mono); font-variant-numeric: tabular-nums; }
.kpi .small-value { font-size: 1.25rem; }
.kpi .sub { font-size: .82rem; color: var(--muted); }
.kpi a.sub { color: var(--accent); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* Bar chart */
.bars { display: grid; grid-template-columns: repeat(14, 1fr); gap: 6px; height: 180px; align-items: end; padding-top: 8px; }
.bar-col { display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; min-width: 0; }
.bar-track { flex: 1; width: 100%; display: flex; align-items: flex-end; border-bottom: 1px solid var(--line); }
.bar { width: 100%; background: var(--accent); border-radius: 3px 3px 0 0; min-height: 2px; }
.bar-label { font: .68rem var(--mono); color: var(--muted); white-space: nowrap; }

/* Lists */
.rows, .log { list-style: none; margin: 0; padding: 0; }
.rows li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); align-items: center; }
.rows li:first-child { border-top: 0; }
.log li { display: grid; grid-template-columns: 110px 160px 1fr; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: .9rem; }
.log li:first-child { border-top: 0; }

/* Tables */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.panel .table-wrap { border: 0; }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 500; background: var(--bg); }
tr:last-child td { border-bottom: 0; }
.num { text-align: right; }
.lines input { width: 110px; text-align: right; }
.lines select { width: 100%; min-width: 240px; }

/* Pills */
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: .75rem; background: var(--accent-soft); color: var(--accent); white-space: nowrap; }
.pill.good { background: var(--good-bg); color: var(--good); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.bad { background: var(--bad-bg); color: var(--bad); }
.pill.big { font-size: .9rem; padding: 4px 12px; }

/* Forms */
input, select, textarea {
  font: inherit; color: var(--ink); background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-soft); }
label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--ink); }
label.check input { width: auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.span-2 { grid-column: span 2; }
fieldset.dims { border: 1px solid var(--line); border-radius: var(--radius); display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 12px; margin: 0; }
legend { font-size: .85rem; color: var(--muted); padding: 0 4px; }
.field-err { color: var(--bad); font-size: .8rem; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.filters input[type=search] { flex: 1 1 260px; width: auto; }
.filters select { width: auto; }
.adjust { display: grid; grid-template-columns: 200px 130px 1fr auto; gap: 10px; }
.actions { display: flex; justify-content: flex-end; gap: 10px; }
.actions-row { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; }
.cancel-form { display: flex; gap: 10px; flex: 1; max-width: 520px; }
.stack { display: flex; flex-direction: column; gap: 14px; }

.sale-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 20px; align-items: start; }
.sale-layout h2 + .form-grid { margin-bottom: 20px; }
.totals { display: flex; flex-direction: column; gap: 12px; position: sticky; top: 20px; }
.sum { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; margin: 8px 0 0; }
.sum dt { color: var(--muted); }
.sum dd { margin: 0; text-align: right; }
.sum .grand { font-size: 1.2rem; color: var(--ink); font-weight: 500; border-top: 1px solid var(--line); padding-top: 8px; }
.facts { display: grid; grid-template-columns: 140px 1fr; gap: 8px 16px; margin: 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.roles { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); font-size: .88rem; }
.danger-zone form { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.danger-zone p { margin: 0 0 12px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: 500 .9rem var(--body); padding: 8px 14px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; white-space: nowrap;
}
.btn:hover { text-decoration: none; border-color: var(--muted); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: .8rem; }
.btn.wide { width: 100%; padding: 12px; }

.flash { padding: 10px 14px; border-radius: var(--radius); font-size: .9rem; }
.flash.ok { background: var(--good-bg); color: var(--good); }
.flash.err { background: var(--bad-bg); color: var(--bad); }

/* Login */
.login-page { display: grid; place-items: center; min-height: 100vh; padding: 16px;
  background: var(--side);
  background-image: linear-gradient(118deg, transparent 46%, rgba(255,255,255,.06) 47%, transparent 49%),
                    linear-gradient(62deg, transparent 70%, rgba(255,255,255,.04) 71%, transparent 72.5%); }
.login-card { background: var(--surface); border-radius: 10px; padding: 36px; width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 8px; }
.login-card h1 { font-size: 2.2rem; }
.login-card p { margin: 0 0 12px; }

/* Phone / tablet */
@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; gap: 12px; padding: 14px 16px; }
  .nav { flex-direction: row; overflow-x: auto; flex: 1 1 100%; order: 3; }
  .nav a { white-space: nowrap; }
  .who { margin: 0 0 0 auto; border: 0; padding: 0; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .two-col, .sale-layout { grid-template-columns: 1fr; }
  .totals { position: static; }
  .adjust { grid-template-columns: 1fr 1fr; }
  .adjust input[name=reason] { grid-column: span 2; }
  .log li { grid-template-columns: 1fr; gap: 2px; }
}
@media (max-width: 560px) {
  .form-grid, .kpis, .kpis.three { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  fieldset.dims { grid-template-columns: 1fr 1fr 1fr; }
  .cancel-form { flex-direction: column; }
  h1 { font-size: 1.6rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ===== Reporte mensual, recibos y extras ===== */
.print-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.print-bar h2 { margin-bottom: 2px; }
.print-bar p { margin: 0; }
.inline-note { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding: 12px 16px; }
.summary { max-width: 460px; }
.bars.month { gap: 3px; }
.bars.month .bar-label { font-size: .6rem; }
table.plain { min-width: 0; }
table.plain th { background: transparent; }
.inv tfoot td { border-top: 2px solid var(--line); background: var(--bg); }
.strong { font-weight: 600; }
.row-warn td { background: color-mix(in srgb, var(--warn-bg) 55%, transparent); }
.print-only { display: none; }

@media print {
  @page { size: letter landscape; margin: 12mm; }
  body { background: #fff; color: #000; font-size: 11px; }
  .app { display: block; }
  .side, .no-print, .btn { display: none !important; }
  .main { padding: 0; gap: 12px; max-width: none; }
  .panel, .kpi, .table-wrap { border-color: #bbb; break-inside: avoid; }
  .table-wrap { overflow: visible; }
  table { min-width: 0; }
  th { background: #f0f0f0 !important; }
  .page-break { break-before: page; }
  .bar { background: #333 !important; }
  a { color: #000; }
  .print-only { display: block; }
  .two-col { grid-template-columns: 1fr 1fr; }
  .kpis { grid-template-columns: repeat(4, 1fr); }
}