*{box-sizing:border-box;margin:0;padding:0}
:root{
  --sun:#E8A020;--sun-light:#FDF6EC;--sun-dark:#B8720A;
  --bark:#5C4033;--sand:#F5EDE0;--white:#FEFCFA;
  --border:#EAE0D4;--muted:#9E8E7E;--radius:10px;
  --shadow:0 2px 12px rgba(92,64,51,0.08);
  --green:#2D6A4F;--green-light:#D4EDDF;
  --red:#8B2020;--red-light:#FADADD;
}
body{background:var(--sand);font-family:'DM Sans',sans-serif;min-height:100vh;}

/* LOGIN */
.login-overlay{position:fixed;inset:0;background:var(--sand);display:flex;align-items:center;justify-content:center;z-index:1000;}
.login-wrap{background:var(--white);border-radius:16px;box-shadow:0 8px 40px rgba(92,64,51,0.15);padding:48px 40px;width:100%;max-width:360px;text-align:center;}
.login-logo{font-family:'Cormorant Garamond',serif;font-size:32px;font-weight:300;color:var(--bark);letter-spacing:2px;margin-bottom:4px;}
.login-sub{font-size:12px;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin-bottom:32px;}
.login-wrap input{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:8px;font-family:'DM Sans',sans-serif;font-size:14px;color:var(--bark);background:var(--white);outline:none;margin-bottom:12px;transition:border .2s;}
.login-wrap input:focus{border-color:var(--sun);}
.login-wrap button{width:100%;padding:13px;background:var(--bark);color:var(--white);border:none;border-radius:8px;font-family:'DM Sans',sans-serif;font-size:14px;font-weight:500;cursor:pointer;transition:background .2s;margin-top:4px;}
.login-wrap button:hover{background:var(--sun-dark);}
.login-error{color:#C04A3A;font-size:13px;margin-top:10px;display:none;}

/* LAYOUT */
.app{display:none;min-height:100vh;}
.app.visible{display:flex;}
.sidebar{width:220px;min-height:100vh;background:var(--bark);display:flex;flex-direction:column;flex-shrink:0;}
.sidebar-brand{padding:24px 20px 20px;border-bottom:1px solid rgba(255,255,255,0.1);}
.sidebar-brand-title{font-family:'Cormorant Garamond',serif;font-size:22px;font-weight:300;color:var(--white);letter-spacing:2px;}
.sidebar-brand-sub{font-size:11px;color:rgba(255,255,255,0.5);letter-spacing:.8px;text-transform:uppercase;margin-top:2px;}
.sidebar-nav{flex:1;padding:16px 0;}
.nav-item{display:flex;align-items:center;gap:10px;padding:11px 20px;cursor:pointer;color:rgba(255,255,255,0.65);font-size:13px;font-weight:400;transition:all .15s;border-left:3px solid transparent;}
.nav-item:hover{background:rgba(255,255,255,0.07);color:var(--white);}
.nav-item.active{background:rgba(255,255,255,0.12);color:var(--white);border-left-color:var(--sun);}
.nav-item.back{color:rgba(255,255,255,0.5);font-size:12px;margin-bottom:8px;}
.nav-item.back:hover{color:rgba(255,255,255,0.85);}
.nav-divider{height:1px;background:rgba(255,255,255,0.08);margin:8px 0;}
.nav-icon{font-size:16px;width:20px;text-align:center;}
.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,0.1);font-size:11px;color:rgba(255,255,255,0.4);}

.main{flex:1;display:flex;flex-direction:column;overflow:hidden;}
.topbar{background:var(--white);border-bottom:1px solid var(--border);padding:0 28px;height:56px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;}
.topbar-title{font-family:'Cormorant Garamond',serif;font-size:22px;font-weight:400;color:var(--bark);}
.topbar-actions{display:flex;gap:10px;align-items:center;}
.content{flex:1;overflow-y:auto;padding:28px;}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border:none;border-radius:8px;font-family:'DM Sans',sans-serif;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;}
.btn-primary{background:var(--bark);color:var(--white);}
.btn-primary:hover{background:var(--sun-dark);}
.btn-secondary{background:var(--white);color:var(--bark);border:1px solid var(--border);}
.btn-secondary:hover{background:var(--sand);}
.btn-danger{background:var(--red-light);color:var(--red);}
.btn-danger:hover{background:#f0b0b0;}
.btn-sm{padding:5px 10px;font-size:12px;}
.btn-icon{padding:7px;width:32px;height:32px;justify-content:center;}

/* CARDS / TABLES */
.card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden;margin-bottom:20px;}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;}
.card-title{font-family:'Cormorant Garamond',serif;font-size:18px;font-weight:400;color:var(--bark);}
.card-body{padding:20px;}

table{width:100%;border-collapse:collapse;font-size:13px;}
thead th{padding:10px 14px;font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);border-bottom:2px solid var(--border);font-weight:400;text-align:left;background:var(--sand);}
thead th.r{text-align:right;}
tbody td{padding:11px 14px;border-bottom:1px solid rgba(234,224,212,0.6);vertical-align:middle;}
tbody td.r{text-align:right;font-family:'Cormorant Garamond',serif;font-size:16px;}
tbody tr:hover td{background:var(--sun-light);}
tbody tr:last-child td{border-bottom:none;}

/* BADGES */
.badge-origen{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:500;background:var(--sun-light);color:var(--sun-dark);}
.prod-estado{display:inline-block;padding:3px 8px;border-radius:4px;font-size:11px;font-weight:500;}
.prod-estado.borrador{background:var(--sun-light);color:var(--sun-dark);}
.prod-estado.cerrado{background:var(--green-light);color:var(--green);}
.prod-estado.cancelado{background:var(--red-light);color:var(--red);}

/* FORM FIELDS */
.field-group{display:flex;flex-direction:column;gap:4px;}
.field-label{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);font-weight:400;}
.field-input{padding:9px 12px;border:1px solid var(--border);border-radius:7px;font-family:'DM Sans',sans-serif;font-size:13px;color:var(--bark);background:var(--white);outline:none;transition:border .2s;width:100%;}
.field-input:focus{border-color:var(--sun);}
select.field-input{cursor:pointer;}

/* TOTALES */
.totales-bar{background:var(--sun-light);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;display:flex;gap:32px;align-items:center;flex-wrap:wrap;}
.total-item{display:flex;flex-direction:column;gap:2px;}
.total-label{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);}
.total-value{font-family:'Cormorant Garamond',serif;font-size:24px;font-weight:400;color:var(--bark);}

/* CATÁLOGO */
.catalogo-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;}
.catalogo-col{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden;}
.catalogo-col-header{padding:12px 16px;background:var(--sand);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;}
.catalogo-col-title{font-size:13px;font-weight:500;color:var(--bark);letter-spacing:.3px;}
.catalogo-item{padding:10px 16px;cursor:pointer;font-size:13px;border-bottom:1px solid rgba(234,224,212,0.5);display:flex;align-items:center;justify-content:space-between;transition:background .1s;}
.catalogo-item:last-child{border-bottom:none;}
.catalogo-item:hover{background:var(--sun-light);}
.catalogo-item.selected{background:var(--sun-light);font-weight:500;color:var(--bark);}
.catalogo-item-actions{display:flex;gap:4px;opacity:0;transition:opacity .15s;}
.catalogo-item:hover .catalogo-item-actions{opacity:1;}
.catalogo-add{padding:10px 16px;border-top:1px solid var(--border);display:flex;gap:8px;}
.catalogo-add input{flex:1;padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-family:'DM Sans',sans-serif;font-size:12px;outline:none;}
.catalogo-add input:focus{border-color:var(--sun);}
.catalogo-empty{padding:24px 16px;text-align:center;color:var(--muted);font-size:12px;}

/* COLORES */
.color-swatch{display:inline-block;width:18px;height:18px;border-radius:3px;border:1px solid rgba(0,0,0,0.12);vertical-align:middle;margin-right:7px;flex-shrink:0;}

/* TABS */
.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:20px;}
.tab{padding:10px 18px;cursor:pointer;font-size:13px;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s;}
.tab:hover{color:var(--bark);}
.tab.active{color:var(--bark);border-bottom-color:var(--sun);font-weight:500;}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.35);z-index:500;display:none;align-items:center;justify-content:center;padding:20px;}
.modal-overlay.open{display:flex;}
.modal{background:var(--white);border-radius:12px;box-shadow:0 16px 64px rgba(0,0,0,0.2);width:100%;max-width:640px;max-height:92vh;overflow-y:auto;}
.modal.wide{max-width:820px;}
.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:var(--white);z-index:10;}
.modal-title{font-family:'Cormorant Garamond',serif;font-size:20px;font-weight:400;color:var(--bark);}
.modal-close{background:none;border:none;font-size:20px;color:var(--muted);cursor:pointer;line-height:1;padding:4px;}
.modal-body{padding:24px;}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;position:sticky;bottom:0;background:var(--white);}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.modal-grid.col3{grid-template-columns:1fr 1fr 1fr;}
.modal-grid.full{grid-template-columns:1fr;}
.modal-section{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--muted);font-weight:500;padding:14px 0 8px;border-bottom:1px solid var(--border);margin-bottom:14px;}

/* BULK COLORS */
.bulk-table{width:100%;border-collapse:collapse;font-size:13px;}
.bulk-table th{padding:8px 10px;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);border-bottom:1px solid var(--border);text-align:left;background:var(--sand);}
.bulk-table td{padding:6px 6px;border-bottom:1px solid rgba(234,224,212,0.5);}
.bulk-table input,.bulk-table select{padding:7px 9px;border:1px solid var(--border);border-radius:6px;font-family:'DM Sans',sans-serif;font-size:13px;color:var(--bark);background:var(--white);outline:none;width:100%;}
.bulk-table input:focus,.bulk-table select:focus{border-color:var(--sun);}
.bulk-add-row{padding:10px 0 0;display:flex;gap:8px;align-items:center;}

/* AUTOCOMPLETE */
.autocomplete-wrap{position:relative;}
.autocomplete-list{position:absolute;top:100%;left:0;right:0;background:var(--white);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);z-index:200;max-height:200px;overflow-y:auto;display:none;}
.autocomplete-list.open{display:block;}
.autocomplete-item{padding:10px 14px;cursor:pointer;font-size:13px;border-bottom:1px solid var(--border);}
.autocomplete-item:last-child{border-bottom:none;}
.autocomplete-item:hover{background:var(--sand);}
.autocomplete-item .ref{font-weight:500;color:var(--bark);}
.autocomplete-item .nom{color:var(--muted);font-size:12px;}

/* TABLE INLINE */
.linea-ref{font-weight:500;color:var(--bark);}
.linea-nombre{font-size:12px;color:var(--muted);}
.cost-cell{font-family:'Cormorant Garamond',serif;font-size:15px;}
.cost-cell.final{font-size:17px;font-weight:600;color:var(--bark);}
.obs-cell{font-size:11px;color:var(--muted);font-style:italic;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.loading{text-align:center;padding:40px;color:var(--muted);font-size:13px;}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted);}
.empty-state-icon{font-size:40px;margin-bottom:12px;}
.empty-state-text{font-size:14px;}

/* ── HAMBURGER & OVERLAY ── */
.hamburger-btn{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--bark);padding:4px 8px;line-height:1;margin-right:12px;}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:99;}
.sidebar-overlay.open{display:block;}

/* ── MOBILE ── */
@media(max-width:768px){
  .hamburger-btn{display:inline-flex;align-items:center;}
  .sidebar{position:fixed;top:0;left:0;height:100%;z-index:100;transform:translateX(-100%);transition:transform .3s ease;}
  .sidebar.open{transform:translateX(0);}
  .main{margin-left:0;}
  .app.visible{flex-direction:column;}
  .topbar{padding:0 16px;}
  .content{padding:16px;}
  .hide-mobile{display:none !important;}
}