:root {
  --navy:      #1B2A4A;
  --navy-light:#2a3f6f;
  --gray-bg:   #F5F6F8;
  --gray-line: #DDE1E7;
  --text:      #1a1a2e;
  --muted:     #6b7280;
  --white:     #ffffff;
  --green:     #16a34a;
  --red:       #dc2626;
  --radius:    8px;
  --shadow:    0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--gray-bg);
  color: var(--text);
  font-size: 14px;
  min-height: 100vh;
}

/* ── topbar ── */
.topbar {
  background: var(--navy);
  color: var(--white);
  padding: 0 24px;
  height: 52px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.topbar img  { height: 32px; }
.topbar h1   { font-size: 15px; font-weight: 600; letter-spacing: .3px; }
.topbar .sep { flex: 1; }
.topbar .chip {
  background: rgba(255,255,255,.12);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
}

/* ── layout ── */
.layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
  max-width: 1200px;
  margin: 24px auto;
  padding: 0 20px 40px;
}

/* ── layout full width (ítems) ── */
.layout-full {
  max-width: 1200px;
  margin: 0 auto 20px;
  padding: 0 20px;
}

/* ── card ── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}
.card-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--muted);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray-line);
}

/* ── form elements ── */
.row   { display: flex; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.field { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 140px; }
.field label { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }

input, select, textarea {
  border: 1px solid var(--gray-line);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(27,42,74,.12);
}
input[readonly] { background: var(--gray-bg); color: var(--muted); }

/* ── número de presupuesto ── */
.numero-badge {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 6px;
  letter-spacing: .5px;
}

/* ── cliente autocomplete ── */
.autocomplete-wrap { position: relative; }
.autocomplete-list {
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
  z-index: 50;
  max-height: 220px;
  overflow-y: auto;
  display: none;
}
.autocomplete-list.open { display: block; }
.autocomplete-item {
  padding: 9px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--gray-line);
  display: flex;
  gap: 8px;
  align-items: center;
}
.autocomplete-item:last-child { border-bottom: none; }
.autocomplete-item:hover { background: var(--gray-bg); }
.autocomplete-item .codigo { font-size: 11px; color: var(--muted); background: var(--gray-bg); padding: 1px 6px; border-radius: 4px; }
.autocomplete-item .nombre { font-weight: 500; }
.cliente-datos { display: none; margin-top: 10px; }
.cliente-datos.visible { display: block; }

/* ── tabla de ítems ── */
.items-table { width: 100%; border-collapse: collapse; margin-top: 4px; }
.items-table thead th {
  background: var(--navy);
  color: var(--white);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 8px 10px;
  text-align: left;
}
.items-table thead th:not(:first-child) { text-align: right; }
.items-table tbody tr:nth-child(even) { background: var(--gray-bg); }
.items-table tbody td { padding: 6px 6px; vertical-align: top; }
.items-table input  { padding: 6px 8px; font-size: 13px; }

.td-desc  { width: 45%; }
.td-pu    { width: 16%; }
.td-cant  { width: 8%; }
.td-iva   { width: 10%; }
.td-base  { width: 14%; }
.td-del   { width: 5%; text-align: center !important; }

.base-cell { padding: 6px 8px; font-size: 13px; text-align: right; color: var(--muted); }

.btn-del {
  background: none;
  border: none;
  color: var(--red);
  cursor: pointer;
  font-size: 16px;
  padding: 4px;
  border-radius: 4px;
  line-height: 1;
}
.btn-del:hover { background: #fee2e2; }

.btn-add-item {
  margin-top: 10px;
  background: none;
  border: 1px dashed var(--navy);
  color: var(--navy);
  border-radius: 6px;
  padding: 7px 16px;
  font-size: 13px;
  cursor: pointer;
  font-weight: 500;
  transition: background .15s;
}
.btn-add-item:hover { background: rgba(27,42,74,.06); }

/* ── totales ── */
.totales {
  margin-top: 16px;
  display: flex;
  justify-content: flex-end;
}
.totales-box { min-width: 260px; }
.totales-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  font-size: 13px;
  background: var(--gray-bg);
  border-bottom: 1px solid var(--gray-line);
}
.totales-row.total-final {
  background: var(--navy);
  color: var(--white);
  font-weight: 700;
  font-size: 15px;
  border-radius: 0 0 6px 6px;
}

/* ── sidebar ── */
.sidebar { display: flex; flex-direction: column; gap: 16px; }

/* cotización */
.cotiz-valor {
  font-size: 28px;
  font-weight: 700;
  color: var(--navy);
  text-align: center;
  padding: 10px 0 4px;
}
.cotiz-label { text-align: center; font-size: 11px; color: var(--muted); margin-bottom: 12px; }
.cotiz-fuente { text-align: center; font-size: 10px; color: var(--muted); margin-top: 6px; }

.conversor-row { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.conversor-row input { flex: 1; }
.conversor-row .moneda-tag {
  font-size: 11px; font-weight: 700; color: var(--muted);
  background: var(--gray-bg); padding: 8px 8px;
  border-radius: 6px; border: 1px solid var(--gray-line);
  white-space: nowrap;
}
.resultado-conv {
  background: var(--gray-bg);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--green);
  text-align: center;
}

/* ── moneda selector ── */
.moneda-tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.moneda-tab {
  flex: 1; padding: 7px; text-align: center;
  border: 1px solid var(--gray-line); border-radius: 6px;
  cursor: pointer; font-weight: 600; font-size: 12px;
  background: var(--white); color: var(--muted);
  transition: all .15s;
}
.moneda-tab.active { background: var(--navy); color: var(--white); border-color: var(--navy); }

/* ── btn generar ── */
.btn-generar {
  width: 100%;
  background: var(--navy);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  padding: 13px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: .3px;
  transition: background .15s, transform .1s;
  margin-top: 4px;
}
.btn-generar:hover  { background: var(--navy-light); }
.btn-generar:active { transform: scale(.98); }

/* ── sugerencias ítems ── */
.sug-list {
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
  z-index: 50;
  max-height: 180px;
  overflow-y: auto;
  display: none;
}
.sug-list.open { display: block; }
.sug-item {
  padding: 8px 12px; cursor: pointer;
  border-bottom: 1px solid var(--gray-line);
  font-size: 12px;
}
.sug-item:hover { background: var(--gray-bg); }
.sug-item .sug-pu { color: var(--muted); font-size: 11px; float: right; }