*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.045) 1px, transparent 0);
  background-size: 14px 14px;
  min-height:100vh;
}
::selection{ background: var(--yellow-soft); }

/* ---------- shell ---------- */
#app{ display:flex; min-height:100vh; }

.sidebar{
  width:220px; flex-shrink:0;
  background: var(--sidebar-bg);
  color: #f2efe6;
  display:flex; flex-direction:column;
  position: sticky; top:0; height:100vh;
  border-right: 1px solid var(--line);
}
.brand{
  padding:20px 18px 14px 18px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.brand .swatches{ display:flex; gap:5px; margin-bottom:10px; }
.brand .swatch{ width:14px; height:14px; border-radius:2px; }
.brand h1{ font-size:14px; margin:0; letter-spacing:.02em; font-weight:700; line-height:1.25; }
.brand p{ margin:4px 0 0; font-size:11px; color:#c9c4b4; letter-spacing:.04em; }

nav.tabs{ padding:10px 10px; flex:1; overflow-y:auto; }
nav.tabs button{
  display:flex; align-items:center; gap:10px;
  width:100%; text-align:left; background:none; border:none;
  color:#e8e4d8; font-family:var(--sans); font-size:13.5px;
  padding:10px 10px; border-radius:var(--radius); cursor:pointer;
  margin-bottom:2px; letter-spacing:.01em;
}
nav.tabs button .chip{ width:8px; height:8px; border-radius:1px; flex-shrink:0; background:#7a7566; }
nav.tabs button:hover{ background: rgba(255,255,255,.07); }
nav.tabs button.active{ background: rgba(255,255,255,.13); color:#fff; font-weight:600; }
nav.tabs button.active .chip{ background: var(--green); box-shadow: 0 0 6px rgba(57,255,20,.6); }

.sidebar-foot{ padding:12px 18px 16px; font-size:10.5px; color:#8b866f; border-top:1px solid rgba(255,255,255,.12); }
.sidebar-foot button{ background:none;border:1px solid rgba(255,255,255,.25); color:#d9d5c8; font-size:10.5px; padding:5px 8px; border-radius:3px; cursor:pointer; margin-top:6px; margin-right:4px;}
.sidebar-foot button:hover{ border-color:#fff; color:#fff; }
.mobile-more-btn{ display:none; }

main{ flex:1; padding:26px 34px 60px; max-width:1180px; }

.view{ display:none; }
.view.active{ display:block; animation: fade .18s ease; }


.view-head{ display:flex; align-items:baseline; justify-content:space-between; margin-bottom:20px; flex-wrap:wrap; gap:10px;}
.view-head h2{ font-size:22px; margin:0; letter-spacing:-0.01em; }
.view-head .sub{ color:var(--ink-soft); font-size:13px; margin-top:3px; }

.btn{
  font-family: var(--sans); font-size:13px; font-weight:600;
  padding:9px 15px; border-radius:var(--radius); border:1px solid var(--green);
  background: var(--green); color:var(--green-ink); cursor:pointer; letter-spacing:.01em;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover{ background:#4dff33; box-shadow: var(--shadow-accent); }
.btn:active{ transform: translateY(1px); }
.btn.ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn.ghost:hover{ background:rgba(255,255,255,.06); }
.btn.teal{ background:var(--teal); border-color:var(--teal); color:#04211c; }
.btn.brick{ background:var(--brick); border-color:var(--brick); color:#2b0904; }
.btn.small{ padding:5px 10px; font-size:12px; }
.btn:disabled{ opacity:.4; cursor:not-allowed; }

/* ---------- cards / kpis ---------- */
.kpi-row{ display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:12px; margin-bottom:22px; }
.kpi{
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  padding:14px 16px; box-shadow: var(--shadow); position:relative; overflow:hidden;
}
.kpi:before{ content:""; position:absolute; left:0; top:0; bottom:0; width:4px; background:var(--kcolor,var(--teal)); }
.kpi .label{ font-size:11px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-soft); }
.kpi .value{ font-family:var(--mono); font-size:23px; font-weight:600; margin-top:5px; }
.kpi .foot{ font-size:11.5px; color:var(--ink-soft); margin-top:4px; }

.panel{
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px 20px; margin-bottom:20px; box-shadow:var(--shadow);
}
.panel h3{ margin:0 0 4px; font-size:14.5px; }
.panel .hint{ font-size:12px; color:var(--ink-soft); margin:0 0 14px; }

.grid-2{ display:grid; grid-template-columns:1.3fr 1fr; gap:18px; }


/* ---------- tables ---------- */
table.data{ width:100%; border-collapse:collapse; font-size:13px; }
table.data th{
  text-align:left; font-size:10.5px; text-transform:uppercase; letter-spacing:.05em;
  color:var(--ink-soft); border-bottom:1px solid var(--ink); padding:6px 8px; font-weight:600;
}
table.data td{ padding:8px 8px; border-bottom:1px dashed var(--line); vertical-align:middle; }
table.data tr:hover td{ background:rgba(45,212,191,.06); }
table.data .num{ font-family:var(--mono); text-align:right; white-space:nowrap; }
.row-actions{ display:flex; gap:6px; justify-content:flex-end;}
.row-actions button{ background:none;border:none;cursor:pointer;color:var(--ink-soft);font-size:12.5px; padding:3px 6px;border-radius:3px;}
.row-actions button:hover{ background:var(--line); color:var(--ink); }

input.cell-edit{ font-family:var(--mono); border:1px solid transparent; background:transparent; width:80px; padding:3px 5px; border-radius:2px; font-size:13px; text-align:right;}
input.cell-edit:hover{ border-color:var(--line); }
input.cell-edit:focus{ border-color:var(--green); outline:none; background:var(--surface); }

.tag{ display:inline-block; font-size:10.5px; padding:2px 7px; border-radius:10px; font-weight:600; letter-spacing:.02em;}
.tag.ok{ background:var(--green-soft); color:var(--green); }
.tag.warn{ background:var(--yellow-soft); color:var(--yellow); }
.tag.bad{ background:var(--brick-soft); color:var(--brick); }
.tag.muted{ background:var(--line); color:var(--ink-soft); }

.search-row{ display:flex; gap:8px; margin-bottom:14px; flex-wrap:wrap; align-items:center;}
.search-row input[type=text], .search-row select{
  font-family:var(--sans); font-size:13px; padding:8px 10px; border:1px solid var(--line);
  border-radius:var(--radius); background:var(--surface);
}
.search-row input[type=text]{ flex:1; min-width:180px; }

/* ---------- forms / modal ---------- */
.field{ margin-bottom:12px; }
.field label{ display:block; font-size:11.5px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-soft); margin-bottom:4px; }
.field input, .field select, .field textarea{
  width:100%; font-family:var(--sans); font-size:14px; padding:9px 10px;
  border:1px solid var(--line); border-radius:var(--radius); background:var(--surface); color:var(--ink);
}
.field textarea{ resize:vertical; min-height:60px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }

.overlay{ position:fixed; inset:0; background:rgba(0,0,0,.65); display:none; align-items:flex-start; justify-content:center; padding:5vh 20px; z-index:50; overflow-y:auto;}
.overlay.active{ display:flex; }
.modal{ background:var(--paper-raised); border:1px solid var(--line); border-radius:6px; padding:22px 24px; width:100%; max-width:560px; box-shadow:0 20px 60px rgba(0,0,0,.5); margin-bottom:5vh;}
.modal h3{ margin:0 0 14px; font-size:16px; }
.modal-actions{ display:flex; justify-content:flex-end; gap:8px; margin-top:16px; border-top:1px dashed var(--line); padding-top:14px;}

/* venta builder */
.line-items{ border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; margin-bottom:10px;}
.line-item{ display:grid; grid-template-columns: 1fr 70px 110px 110px 30px; gap:8px; align-items:center; padding:8px 10px; border-bottom:1px dashed var(--line); background:var(--surface);}
.line-item:last-child{ border-bottom:none; }
.line-item input, .line-item select{ font-size:13px; padding:6px 7px; border:1px solid var(--line); border-radius:2px; font-family:var(--sans);}
.line-item .amt{ font-family:var(--mono); text-align:right; font-size:13px; }
.line-item .rm{ background:none;border:none;color:var(--brick);cursor:pointer;font-size:15px; }
.autoc-wrap{ position:relative; }
.autoc-list{ position:absolute; top:100%; left:0; right:0; background:var(--surface); border:1px solid var(--line); border-top:none; max-height:220px; overflow-y:auto; z-index:10; box-shadow:0 12px 24px rgba(0,0,0,.45); }
.autoc-list div{ padding:7px 9px; font-size:13px; cursor:pointer; border-bottom:1px solid var(--line);}
.autoc-list div:hover, .autoc-list div.hi{ background:var(--teal-soft); }
.autoc-list div small{ display:block; color:var(--ink-soft); font-family:var(--mono); font-size:11px; }

.ticket-total{ display:flex; justify-content:space-between; align-items:baseline; padding:12px 4px 4px; border-top:2px dashed var(--ink); margin-top:4px;}
.ticket-total .num{ font-family:var(--mono); font-size:20px; font-weight:700; }

/* receipt confirmation */
.receipt{ font-family:var(--mono); background:var(--paper-fixed); color:var(--paper-ink-fixed); border:1px dashed var(--paper-ink-fixed); padding:16px 18px; font-size:12.5px; line-height:1.55; }
.receipt hr{ border:none; border-top:1px dashed var(--paper-line-fixed); margin:8px 0; }
.receipt .r-row{ display:flex; justify-content:space-between; gap:10px; }

/* charts */
.chart-wrap{ width:100%; }
canvas{ max-width:100%; }
.legend{ display:flex; gap:14px; flex-wrap:wrap; margin-top:8px; font-size:11.5px; color:var(--ink-soft); }
.legend span{ display:inline-flex; align-items:center; gap:5px;}
.legend i{ width:9px;height:9px;border-radius:2px;display:inline-block;}

.empty-state{ text-align:center; padding:40px 20px; color:var(--ink-soft); }
.empty-state .big{ font-size:32px; margin-bottom:8px; }

.toast-wrap{ position:fixed; bottom:18px; right:18px; z-index:100; display:flex; flex-direction:column; gap:8px;}
.toast{ background:var(--paper-raised); color:var(--ink); border:1px solid var(--green); padding:11px 16px; border-radius:var(--radius); font-size:13px; box-shadow: var(--shadow-accent); animation: toastin .2s ease; }


.badge-alert{ display:inline-flex; align-items:center; gap:6px; background:var(--brick-soft); color:var(--brick); padding:8px 12px; border-radius:4px; font-size:12.5px; margin-bottom:14px;}

h4.section-h{ font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-soft); margin:22px 0 10px; border-bottom:1px solid var(--line); padding-bottom:6px;}

/* ---------- factura / impresion ---------- */

.factura{ font-family:var(--sans); background:var(--paper-fixed); color:var(--paper-ink-fixed); padding:4px; }
.factura .fac-head{ display:flex; justify-content:space-between; align-items:flex-start; border-bottom:2px solid var(--paper-ink-fixed); padding-bottom:12px; margin-bottom:14px; }
.factura .fac-head h2{ margin:0; font-size:20px; }
.factura .fac-head .fac-meta{ text-align:right; font-size:12.5px; color:var(--paper-ink-soft-fixed); }
.factura table.fac-table{ width:100%; border-collapse:collapse; font-size:12.5px; margin-bottom:12px;}
.factura table.fac-table th{ text-align:left; background:#f3f1e9; border-bottom:2px solid var(--paper-ink-fixed); padding:6px 8px; font-size:10.5px; text-transform:uppercase; letter-spacing:.04em;}
.factura table.fac-table td{ padding:5px 8px; border-bottom:1px dashed var(--paper-line-fixed); color:var(--paper-ink-fixed); }
.factura table.fac-table td.num{ text-align:right; font-family:var(--mono); }
.factura table.fac-table input{ width:100%; border:1px solid transparent; background:transparent; font-family:var(--sans); font-size:12.5px; padding:2px 4px; color:var(--paper-ink-fixed); }
.factura table.fac-table input:hover{ border-color:var(--paper-line-fixed); }
.factura table.fac-table input:focus{ border-color:var(--paper-accent-fixed); outline:none; background:var(--paper-fixed); }
.factura table.fac-table input.num{ text-align:right; font-family:var(--mono); }
.factura .fac-total{ display:flex; justify-content:flex-end; gap:20px; align-items:baseline; border-top:2px solid var(--paper-ink-fixed); padding-top:10px; }
.factura .fac-total .lbl{ font-size:13px; color:var(--paper-ink-soft-fixed); }
.factura .fac-total .val{ font-size:22px; font-weight:700; font-family:var(--mono); }
.share-row{ display:flex; gap:8px; flex-wrap:wrap; }
.share-row a.btn{ text-decoration:none; display:inline-flex; align-items:center; }

/* ---------- loader (arranque de la app / importación de Excel) ---------- */
.app-loader{
  position:fixed; inset:0; background:var(--paper); z-index:200;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:16px;
  transition: opacity .25s ease;
}
.is-hidden{ display:none; }

/* ---------- pantalla de login ---------- */
.login-screen{
  position:fixed; inset:0; background:var(--paper); z-index:150;
  display:flex; align-items:center; justify-content:center; padding:20px;
}
.login-card{
  width:100%; max-width:360px; background:var(--paper-raised);
  border:1px solid var(--line); border-radius:8px; padding:32px 28px;
  box-shadow: var(--shadow);
  animation: fade .25s ease;
}
.login-card h1{ text-align:center; font-size:18px; margin:0 0 4px; }
.login-sub{ text-align:center; color:var(--ink-soft); font-size:13px; margin:0 0 20px; }
.login-error{
  background:var(--brick-soft); color:var(--brick); border-radius:var(--radius);
  padding:9px 12px; font-size:12.5px; margin-bottom:14px;
}
#forgotMsg{
  background:var(--teal-soft); color:var(--teal); border-radius:var(--radius);
  padding:9px 12px; font-size:12.5px; margin-bottom:14px;
}
.current-user-info{
  font-size:12px; color:#c9c4b4; padding:8px 0; border-bottom:1px solid rgba(255,255,255,.08);
  margin-bottom:8px; display:flex; justify-content:space-between; align-items:center;
}
.current-user-info .rol-chip{
  font-size:10px; text-transform:uppercase; letter-spacing:.04em;
  background:rgba(57,255,20,.14); color:var(--green); padding:2px 7px; border-radius:3px;
}
.app-loader .spinner{
  width:36px; height:36px; border-radius:50%;
  border:3px solid var(--line); border-top-color:var(--green);
  animation: spin .7s linear infinite;
}
.app-loader .msg{ font-family:var(--sans); font-size:13px; color:var(--ink-soft); letter-spacing:.02em; }
.app-loader .brand{ font-family:var(--sans); font-weight:700; font-size:15px; color:var(--ink); letter-spacing:.03em; }

/* ---------- skeleton loading (placeholders mientras se procesa algo) ---------- */
.skeleton{
  background: linear-gradient(90deg, var(--surface) 25%, var(--paper-raised) 37%, var(--surface) 63%);
  background-size: 400px 100%;
  animation: shimmer 1.4s ease infinite;
  border-radius: 4px;
}
.skeleton-row{ height:14px; margin:8px 0; }
.skeleton-row.w60{ width:60%; }
.skeleton-row.w80{ width:80%; }
.skeleton-row.w40{ width:40%; }