:root {
  --wood:    #8B5E3C;
  --wood-dk: #5C3A1E;
  --gold:    #D4A853;
  --cream:   #FAF6F0;
  --bark:    #2C1810;
  --green:   #2D6A4F;
  --blue:    #1A5276;
  --red:     #922B21;
  --purple:  #6C3483;
}

* { box-sizing: border-box; }
body { font-family: 'DM Sans', sans-serif; background: var(--cream); min-height: 100vh; margin: 0; }

/* ===== LOGIN ===== */
.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--bark) 0%, var(--wood-dk) 60%, var(--wood) 100%);
  padding: 1rem;
}
.login-card {
  background: var(--cream); border-radius: 18px; padding: 2.5rem 2rem;
  width: 100%; max-width: 380px; box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.login-logo {
  font-family: 'Bebas Neue', cursive; font-size: 2.8rem;
  color: var(--wood-dk); text-align: center; letter-spacing: 2px; line-height: 1;
}
.login-sub { text-align: center; color: #888; font-size: .85rem; margin-bottom: 1.8rem; }
.login-card .form-control {
  border-radius: 10px; border: 2px solid #E0D5C8; padding: .7rem 1rem; font-size: .95rem;
}
.login-card .form-control:focus {
  border-color: var(--wood); box-shadow: 0 0 0 3px rgba(139,94,60,.15);
}
.btn-wood {
  background: var(--wood-dk); color: #fff; border: none; border-radius: 10px;
  padding: .75rem 1.5rem; font-weight: 600; width: 100%; font-size: 1rem;
  cursor: pointer; transition: background .2s;
}
.btn-wood:hover { background: var(--bark); }

/* ===== TOPBAR ===== */
.topbar {
  background: var(--bark); padding: .55rem 1.2rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: .5rem;
  position: sticky; top: 0; z-index: 200; box-shadow: 0 2px 12px rgba(0,0,0,.3);
}
.topbar-brand {
  font-family: 'Bebas Neue', cursive; font-size: 1.65rem;
  color: var(--gold); letter-spacing: 2px;
}
.topbar-user { display: flex; align-items: center; gap: .6rem; color: #ddd; font-size: .87rem; }
.badge-rol {
  background: var(--wood); color: #fff; border-radius: 20px;
  padding: .18rem .7rem; font-size: .73rem; font-weight: 600; text-transform: uppercase;
}
.badge-rol.admin { background: var(--gold); color: var(--bark); }
.btn-salir {
  background: #fff2; color: #fff; border-radius: 8px; font-size: .8rem;
  padding: .25rem .7rem; text-decoration: none; margin-left: .4rem;
}
.btn-salir:hover { background: #fff3; color: #fff; }

/* ===== TABS ===== */
.tabs-wrap {
  background: var(--wood-dk); padding: .5rem 1.2rem 0;
  display: flex; gap: .3rem; flex-wrap: wrap;
  position: sticky; top: 46px; z-index: 190; box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.tab-btn {
  font-family: 'Bebas Neue', cursive; font-size: 1rem; letter-spacing: 1.5px;
  color: #C8A97A; background: transparent; border: none;
  border-bottom: 3px solid transparent;
  padding: .55rem 1.1rem .45rem; cursor: pointer; text-decoration: none;
  display: inline-block; transition: color .15s, border-color .15s; white-space: nowrap;
}
.tab-btn:hover  { color: #fff; }
.tab-btn.active { color: var(--gold); border-bottom-color: var(--gold); }

/* ===== MAIN ===== */
.main-wrap { padding: 1.1rem; max-width: 1300px; margin: 0 auto; }

/* ===== SEARCH BAR ===== */
.search-bar {
  background: #fff; border-radius: 13px; padding: 1rem 1.2rem;
  box-shadow: 0 2px 10px rgba(0,0,0,.07); margin-bottom: 1.1rem;
  display: flex; gap: .6rem; flex-wrap: wrap; align-items: center;
}
.search-bar input {
  flex: 1; min-width: 170px; border: 2px solid #E0D5C8;
  border-radius: 9px; padding: .55rem .9rem; font-size: .93rem; transition: border .2s;
}
.search-bar input:focus { border-color: var(--wood); outline: none; }
.btn-buscar {
  background: var(--wood-dk); color: #fff; border: none; border-radius: 9px;
  padding: .55rem 1.1rem; font-weight: 600; font-size: .88rem;
  cursor: pointer; transition: background .2s; white-space: nowrap;
}
.btn-buscar:hover { background: var(--bark); }
.btn-todos {
  background: var(--cream); color: var(--wood-dk); border: 2px solid var(--wood);
  border-radius: 9px; padding: .55rem .9rem; font-weight: 600; font-size: .88rem;
  text-decoration: none; display: inline-flex; align-items: center; gap: .3rem;
  transition: all .2s; white-space: nowrap;
}
.btn-todos:hover { background: var(--wood); color: #fff; }
.btn-exp {
  color: #fff; border: none; border-radius: 9px; padding: .55rem .9rem; font-weight: 600;
  font-size: .88rem; cursor: pointer; display: inline-flex; align-items: center;
  gap: .3rem; white-space: nowrap; transition: background .2s;
}
.btn-exp.xls { background: var(--green); }
.btn-exp.xls:hover { background: #1a4a36; }
.btn-exp.pdf { background: var(--red); }
.btn-exp.pdf:hover { background: #6e1f19; }
.marca-badge {
  background: var(--cream); border: 2px solid var(--gold); color: var(--wood-dk);
  border-radius: 9px; padding: .4rem .9rem; font-size: .82rem; font-weight: 700;
  white-space: nowrap; display: flex; align-items: center; gap: .3rem;
}
.tipo-badge {
  font-size: .68rem; font-weight: 700; border-radius: 6px;
  padding: .13rem .48rem; text-transform: uppercase; letter-spacing: .4px; margin-left: .3rem;
}
.tipo-unit     { background: #EDE0F5; color: var(--purple); }
.tipo-standard { background: #E0EDF5; color: var(--blue); }

/* ===== TABLE ===== */
.table-card {
  background: #fff; border-radius: 13px;
  box-shadow: 0 2px 10px rgba(0,0,0,.07); overflow: hidden;
}
.table-card table { margin: 0; }
.table-card thead th {
  background: var(--bark); color: #fff; font-weight: 600; font-size: .8rem;
  text-transform: uppercase; letter-spacing: .5px;
  padding: .7rem .9rem; border: none; white-space: nowrap;
}
.th-unit { background: var(--purple) !important; }
.table-card tbody tr { transition: background .12s; }
.table-card tbody tr:hover { background: #FDF5EC; }
.table-card tbody td {
  padding: .6rem .9rem; font-size: .87rem;
  border-color: #F0E9DF; vertical-align: middle;
}
.cod        { font-weight: 700; color: var(--wood-dk); font-family: monospace; font-size: .88rem; }
.price-cost { color: var(--red);    font-weight: 700; }
.price-may  { color: var(--blue);   font-weight: 700; }
.price-men  { color: var(--green);  font-weight: 700; }
.price-unit { color: var(--purple); font-weight: 700; font-size: .95rem; }
.unidad-badge {
  display: inline-block; background: #EDE0F5; color: var(--purple);
  border-radius: 6px; padding: .1rem .55rem; font-size: .78rem; font-weight: 700;
}
.btn-edit {
  background: var(--gold); color: var(--bark); border: none; border-radius: 7px;
  padding: .28rem .6rem; font-size: .78rem; font-weight: 700;
  cursor: pointer; transition: background .15s;
}
.btn-edit:hover { background: #b8882e; color: #fff; }
.btn-eliminar {
  background: #FFF0EE; color: var(--red); border: 2px solid var(--red);
  border-radius: 8px; padding: .3rem .75rem; font-size: .8rem; font-weight: 700;
  cursor: pointer; transition: all .15s; display: inline-flex; align-items: center; gap: .3rem;
}
.btn-eliminar:hover { background: var(--red); color: #fff; }

/* ===== MODALES ===== */
.modal-header        { background: var(--bark); color: #fff; }
.modal-header.purple { background: var(--purple); }
.modal-title {
  font-family: 'Bebas Neue', cursive; font-size: 1.35rem; letter-spacing: 1px;
}
.precio-preview {
  background: var(--cream); border-radius: 10px; padding: .9rem;
  margin-top: .7rem; display: flex; gap: .9rem; flex-wrap: wrap;
}
.prev-item  { flex: 1; min-width: 90px; text-align: center; }
.prev-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .5px; color: #888; }
.prev-val   { font-size: 1.2rem; font-weight: 700; }
.prev-val.cost { color: var(--red); }
.prev-val.may  { color: var(--blue); }
.prev-val.men  { color: var(--green); }
.prev-val.unit { color: var(--purple); }
.btn-guardar-std  {
  background: var(--wood-dk); color: #fff; font-weight: 700;
  border-radius: 8px; padding: .42rem 1.1rem;
}
.btn-guardar-unit {
  background: var(--purple); color: #fff; font-weight: 700;
  border-radius: 8px; padding: .42rem 1.1rem;
}

/* ===== EMPTY STATE ===== */
.empty-state { text-align: center; padding: 2.5rem 1rem; color: #bbb; }
.empty-state i { font-size: 2.8rem; display: block; margin-bottom: .5rem; }

/* ===== FOOTER ===== */
.page-footer {
  text-align: center; color: #ccc; font-size: .73rem; margin-top: 1rem;
}

/* ===== MOBILE ===== */
@media (max-width: 640px) {
  .topbar-brand { font-size: 1.3rem; }
  .tabs-wrap    { top: 40px; padding: .4rem .8rem 0; }
  .tab-btn      { font-size: .88rem; padding: .45rem .8rem; }

  .table-card thead { display: none; }
  .table-card tbody tr {
    display: block; border-bottom: 3px solid var(--cream); padding: .4rem 0;
  }
  .table-card tbody td {
    display: flex; justify-content: space-between; align-items: center;
    padding: .38rem .8rem; border: none; font-size: .83rem;
  }
  .table-card tbody td::before {
    content: attr(data-label); font-weight: 700; font-size: .7rem;
    text-transform: uppercase; color: #bbb; letter-spacing: .4px; min-width: 85px;
  }

  .search-bar { flex-direction: column; }
  .search-bar input, .btn-buscar, .btn-todos, .btn-exp { width: 100%; justify-content: center; }
}