*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --black:#0a0a0a;--white:#fff;--gray:#888;
  --gray-light:#f0f0f0;--gray-mid:#d4d4d4;
  --green:#27ae60;--red:#e74c3c;--amber:#e67e22;--blue:#2980b9;
  --sidebar:220px;
  --font-head:'Cormorant Garamond',Georgia,serif;
  --font-body:'DM Sans',sans-serif;
}
html{scroll-behavior:smooth}
body{background:#f5f5f5;color:var(--black);font-family:var(--font-body);min-height:100vh;display:flex}

/* SIDEBAR */
.sidebar{width:var(--sidebar);background:var(--black);color:var(--white);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}
.sidebar-logo{font-family:var(--font-head);font-size:20px;letter-spacing:5px;text-transform:uppercase;padding:22px 20px 18px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar-sub{font-size:9px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.3);padding:12px 20px 0}
.sidebar-user{padding:10px 20px 14px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar-user-name{font-size:13px;font-weight:600}
.sidebar-user-role{font-size:10px;color:rgba(255,255,255,.4);letter-spacing:1px;text-transform:uppercase;margin-top:2px}
.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}
.nav-section{font-size:9px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.3);padding:14px 20px 6px}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;font-size:13px;color:rgba(255,255,255,.6);cursor:pointer;transition:all .15s;border:none;background:none;width:100%;text-align:left;font-family:var(--font-body);border-left:3px solid transparent}
.nav-item:hover{color:var(--white);background:rgba(255,255,255,.06)}
.nav-item.active{color:var(--white);background:rgba(255,255,255,.1);border-left-color:var(--white)}
.nav-item-icon{font-size:16px;width:20px;text-align:center}
.sidebar-bottom{padding:16px 20px;border-top:1px solid rgba(255,255,255,.08)}
.btn-logout{width:100%;border:1px solid rgba(255,255,255,.15);background:none;color:rgba(255,255,255,.5);padding:9px;font-size:11px;font-weight:500;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body);transition:all .15s}
.btn-logout:hover{border-color:var(--red);color:#ff8a80}

/* MAIN */
.main{margin-left:var(--sidebar);flex:1;display:flex;flex-direction:column;min-height:100vh}
.topbar{background:var(--white);border-bottom:1px solid var(--gray-light);padding:0 28px;height:60px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}
.page-title{font-family:var(--font-head);font-size:22px;font-weight:400}
.topbar-right{display:flex;align-items:center;gap:12px}
.clock-badge{font-size:12px;color:var(--gray);background:var(--gray-light);padding:6px 14px;border-radius:20px;font-family:monospace}
.content{flex:1;padding:24px 28px}

/* PANELS */
.panel{display:none}
.panel.active{display:block}

/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.kpi-card{background:var(--white);border:1px solid var(--gray-light);border-radius:10px;padding:18px 20px}
.kpi-label{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--gray);margin-bottom:8px;display:flex;align-items:center;gap:6px}
.kpi-val{font-family:var(--font-head);font-size:28px;font-weight:400;line-height:1;margin-bottom:4px}
.kpi-sub{font-size:11px;color:var(--gray)}

/* CARD */
.card{background:var(--white);border:1px solid var(--gray-light);border-radius:10px;padding:20px 22px;margin-bottom:16px}
.card-title{font-size:13px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}
.card-title-right{font-size:11px;color:var(--gray);font-weight:400}

/* FORM */
.form-grid{display:grid;gap:14px}
.form-grid.g2{grid-template-columns:1fr 1fr}
.form-grid.g3{grid-template-columns:1fr 1fr 1fr}
.form-grid.g4{grid-template-columns:1fr 1fr 1fr 1fr}
.f-group{display:flex;flex-direction:column;gap:6px}
.f-label{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--gray);font-weight:500}
.f-input,.f-select,.f-textarea{border:1px solid var(--gray-mid);background:var(--white);padding:10px 13px;font-size:13px;font-family:var(--font-body);outline:none;border-radius:6px;transition:border-color .15s;color:var(--black)}
.f-input:focus,.f-select:focus,.f-textarea:focus{border-color:var(--black)}
.f-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center}
.f-textarea{resize:vertical;min-height:72px}

/* BARCODE INPUT */
.barcode-row{display:flex;gap:10px;margin-bottom:16px;align-items:center;background:#f8f8f8;border:1px solid var(--gray-light);border-radius:8px;padding:12px 16px}
.barcode-icon{font-size:22px}
.barcode-wrap{flex:1;position:relative}
.barcode-wrap svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--gray);fill:none;stroke-width:1.5;stroke-linecap:round}
.barcode-input{width:100%;border:1px solid var(--gray-mid);border-radius:6px;padding:9px 12px 9px 36px;font-size:13px;font-family:var(--font-body);outline:none;background:var(--white);transition:border-color .15s}
.barcode-input:focus{border-color:var(--black)}
.barcode-hint{font-size:11px;color:var(--gray);margin-top:4px}

/* ITEMS TABLE */
.items-table{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:16px}
.items-table th{text-align:left;padding:9px 12px;background:var(--gray-light);font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--gray);font-weight:600}
.items-table td{padding:10px 12px;border-bottom:1px solid var(--gray-light);vertical-align:middle}
.items-table tr:last-child td{border-bottom:none}
.items-table tr:hover td{background:#fafafa}
.qty-ctrl{display:flex;align-items:center;border:1px solid var(--gray-light);border-radius:5px;overflow:hidden;width:fit-content}
.qty-ctrl button{width:28px;height:28px;border:none;background:none;cursor:pointer;font-size:15px;display:flex;align-items:center;justify-content:center;transition:background .15s}
.qty-ctrl button:hover{background:var(--gray-light)}
.qty-ctrl span{width:36px;text-align:center;font-size:13px;font-weight:600;border-left:1px solid var(--gray-light);border-right:1px solid var(--gray-light);line-height:28px}
.remove-btn{border:none;background:none;cursor:pointer;color:var(--gray-mid);font-size:18px;transition:color .15s;line-height:1}
.remove-btn:hover{color:var(--red)}

/* BADGE */
.badge{display:inline-block;font-size:10px;font-weight:600;padding:3px 9px;border-radius:10px}
.badge-green{background:#e8f8ef;color:var(--green)}
.badge-amber{background:#fff3e0;color:var(--amber)}
.badge-red{background:#ffeaea;color:var(--red)}
.badge-blue{background:#e8f0fb;color:var(--blue)}
.badge-gray{background:var(--gray-light);color:var(--gray)}

/* TABLE */
.table-wrap{overflow-x:auto}
table.main-table{width:100%;border-collapse:collapse;font-size:13px}
table.main-table th{text-align:left;padding:10px 14px;background:var(--gray-light);font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--gray);font-weight:600;white-space:nowrap}
table.main-table td{padding:11px 14px;border-bottom:1px solid var(--gray-light);vertical-align:middle}
table.main-table tr:last-child td{border-bottom:none}
table.main-table tr:hover td{background:#fafafa}

/* BTNS */
.btn-primary{background:var(--black);color:var(--white);border:none;padding:11px 22px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body);transition:opacity .2s;display:inline-flex;align-items:center;gap:8px}
.btn-primary:hover{opacity:.8}
.btn-secondary{background:var(--white);color:var(--black);border:1px solid var(--gray-mid);padding:11px 22px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body);transition:all .2s;display:inline-flex;align-items:center;gap:8px}
.btn-secondary:hover{border-color:var(--black)}
.btn-danger{background:var(--red);color:var(--white);border:none;padding:11px 22px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body);transition:opacity .2s}
.btn-danger:hover{opacity:.8}
.btn-row{display:flex;gap:10px;align-items:center;margin-top:16px;flex-wrap:wrap}

/* PROGRESS */
.progress-bar-bg{height:6px;background:var(--gray-light);border-radius:3px;overflow:hidden;flex:1}
.progress-bar-fill{height:100%;border-radius:3px}
.progress-wrap{display:flex;align-items:center;gap:10px}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:500;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:var(--white);border-radius:12px;padding:28px;width:100%;max-width:460px;max-height:90vh;overflow-y:auto}
.modal-title{font-family:var(--font-head);font-size:24px;font-weight:300;margin-bottom:6px}
.modal-sub{font-size:12px;color:var(--gray);margin-bottom:20px}
.modal-btns{display:flex;gap:10px;margin-top:20px}
.btn-modal-cancel{flex:1;border:1px solid var(--gray-mid);background:var(--white);padding:11px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body)}
.btn-modal-ok{flex:2;background:var(--black);color:var(--white);border:none;padding:11px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body)}
.btn-modal-danger{flex:2;background:var(--red);color:var(--white);border:none;padding:11px;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body)}


/* WAREHOUSE UPGRADES */
.tool-row{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.tool-row .f-input,.tool-row .f-select{max-width:360px}
.mini-action{border:1px solid var(--gray-mid);background:#fff;color:var(--black);padding:9px 13px;font-size:11px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;cursor:pointer;border-radius:6px;font-family:var(--font-body);transition:all .15s}
.mini-action:hover{border-color:var(--black);background:#fafafa}
.alert-box{border-radius:8px;padding:12px 14px;font-size:12px;margin-bottom:14px;border:1px solid var(--gray-light);background:#fafafa;color:var(--gray)}
.alert-box.warn{background:#fff8ee;border-color:#ffe0b2;color:var(--amber)}
.alert-box.good{background:#e8f8ef;border-color:#cdeedb;color:var(--green)}
.workflow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}
.workflow-step{background:#fafafa;border:1px solid var(--gray-light);border-radius:8px;padding:12px 14px}
.workflow-step b{display:block;font-size:12px;margin-bottom:4px}
.workflow-step span{font-size:11px;color:var(--gray)}
.variant-detail{font-size:11px;color:var(--gray);line-height:1.7;margin-top:4px}

/* TOAST */
.toast{position:fixed;bottom:24px;right:24px;z-index:999;background:var(--black);color:white;padding:12px 18px;font-size:12px;font-weight:500;border-radius:6px;transform:translateY(80px);opacity:0;transition:all .3s ease;pointer-events:none;display:flex;align-items:center;gap:10px;max-width:320px}
.toast.show{transform:translateY(0);opacity:1}
.toast.success{background:var(--green)}
.toast.error{background:var(--red)}
.toast.warn{background:var(--amber)}



.qty-ctrl input.qty-input{width:48px;height:28px;border:none;border-left:1px solid var(--gray-light);border-right:1px solid var(--gray-light);text-align:center;font-size:13px;font-weight:600;font-family:var(--font-body);outline:none;background:#fff}
.qty-ctrl input.qty-input::-webkit-outer-spin-button,.qty-ctrl input.qty-input::-webkit-inner-spin-button{margin:0}

.qty-ctrl input.qty-input::-webkit-outer-spin-button,
.qty-ctrl input.qty-input::-webkit-inner-spin-button,
.qty-ctrl input[type="number"]::-webkit-outer-spin-button,
.qty-ctrl input[type="number"]::-webkit-inner-spin-button{
  -webkit-appearance:none;
  margin:0;
}
.qty-ctrl input.qty-input,
.qty-ctrl input[type="number"]{
  appearance:textfield;
  -moz-appearance:textfield;
}