/* ═══════════════════════════════════════════════════════════════
   Smart Mart POS — design system v7 (light, navy / blue / teal)
   System font stack, no external requests. Same class vocabulary as v6.1
   so every page keeps working; only the look and responsiveness change.
═══════════════════════════════════════════════════════════════ */
:root{
  --brand:#1d4ed8;--brand-h:#1e40af;--brand-bg:#eff6ff;--brand-bd:#bfdbfe;
  --accent:#0f766e;--accent-h:#115e59;--accent-bg:#ecfdf5;
  --warn:#b45309;--warn-bg:#fffbeb;--danger:#b91c1c;--danger-bg:#fef2f2;--info:#0369a1;--purple:#6d28d9;
  --bg:#f5f7fb;--bg2:#ffffff;--bg3:#f8fafc;--bg4:#eef2f7;
  --sidebar:#ffffff;--sb-text:#475569;--sb-hover:#f1f5f9;--sb-act:#eff6ff;--sb-act-bd:#1d4ed8;
  --text:#0f1b2d;--text2:#475569;--text3:#64748b;
  --border:#e2e8f0;--border2:#cbd5e1;
  --shadow-sm:0 1px 2px rgba(15,27,45,.05);
  --shadow:0 4px 14px rgba(15,27,45,.07),0 1px 3px rgba(15,27,45,.05);
  --shadow-lg:0 10px 30px rgba(15,27,45,.10),0 2px 6px rgba(15,27,45,.05);
  --shadow-xl:0 24px 60px rgba(15,27,45,.20);
  --r:10px;--r-sm:8px;--r-lg:14px;
  --sw:252px;--sw-c:68px;--hh:58px;
  --trans:.15s ease;
  --font:Inter,"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased}
html{height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5;overflow-x:hidden}
::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:4px}::-webkit-scrollbar-track{background:transparent}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:6px;z-index:5000}.skip:focus{left:8px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.icon{display:inline-block;vertical-align:-3px;flex-shrink:0}
.btn .icon{vertical-align:-2px}.btn-icon .icon{vertical-align:middle;margin:0}
button .icon,a .icon{pointer-events:none}

/* ── Sidebar ── */
#sidebar{position:fixed;top:0;left:0;width:var(--sw);height:100vh;background:var(--sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:300;transition:width var(--trans),transform var(--trans)}
.sb-brand{display:flex;align-items:center;gap:11px;padding:0 16px;height:var(--hh);border-bottom:1px solid var(--border);flex-shrink:0}
.sb-logo{width:34px;height:34px;border-radius:9px;flex-shrink:0;background:linear-gradient(135deg,var(--brand),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff}
.sb-brand h2{font-size:14px;font-weight:700;color:var(--text);line-height:1.15;white-space:nowrap}
.sb-brand span{font-size:10.5px;color:var(--text3);white-space:nowrap}
.sb-scroll{flex:1;overflow-y:auto;padding:10px 10px 6px}
.sb-lbl{font-size:10.5px;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.9px;padding:12px 10px 5px;display:block;white-space:nowrap}
.sb-item{display:flex;align-items:center;gap:11px;padding:8px 10px;border-radius:8px;color:var(--sb-text);text-decoration:none;font-size:13px;font-weight:500;margin-bottom:2px;white-space:nowrap;position:relative;min-height:36px}
.sb-item:hover{background:var(--sb-hover);color:var(--text)}
.sb-item.active{background:var(--sb-act);color:var(--brand);font-weight:600}
.sb-item.active::before{content:'';position:absolute;left:-10px;top:7px;bottom:7px;width:3px;border-radius:0 3px 3px 0;background:var(--sb-act-bd)}
.sb-icon{width:18px;height:18px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center}
.sb-icon svg{width:18px;height:18px}
.sb-text{overflow:hidden;text-overflow:ellipsis}
.sb-badge{margin-left:auto;min-width:19px;height:19px;background:var(--danger);color:#fff;border-radius:10px;font-size:10.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;padding:0 5px}
.sb-badge.warn{background:var(--warn)}.sb-badge.ok{background:var(--accent)}
.sb-foot{padding:10px;border-top:1px solid var(--border);flex-shrink:0;position:relative}
.sb-user{display:flex;align-items:center;gap:10px;padding:8px;border-radius:9px;cursor:pointer;border:1px solid transparent;background:none;width:100%;text-align:left;font-family:inherit}
.sb-user:hover{background:var(--sb-hover)}
.sb-av{width:34px;height:34px;border-radius:9px;flex-shrink:0;background:var(--brand-bg);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}
.sb-ui h4{font-size:12.5px;font-weight:600;color:var(--text);line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:150px}
.sb-ui p{font-size:11px;color:var(--text3);text-transform:capitalize}
.sb-umenu{display:none;position:absolute;left:10px;right:10px;bottom:68px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-lg);padding:5px;z-index:10}
.sb-umenu.open{display:block}
.um-item{display:flex;align-items:center;gap:9px;width:100%;padding:9px 10px;border-radius:7px;font-size:13px;color:var(--text2);background:none;border:none;cursor:pointer;font-family:inherit;text-align:left;text-decoration:none}
.um-item:hover{background:var(--bg4);color:var(--text)}.um-item.danger{color:var(--danger)}
body.sb-collapsed #sidebar{width:var(--sw-c)}
body.sb-collapsed .sb-text,body.sb-collapsed .sb-brand div,body.sb-collapsed .sb-ui,body.sb-collapsed .sb-lbl,body.sb-collapsed .sb-badge{display:none}
body.sb-collapsed .sb-item{justify-content:center;padding:9px 0}
body.sb-collapsed .sb-item.active::before{left:-10px}
body.sb-collapsed .sb-brand{justify-content:center;padding:0}
body.sb-collapsed .sb-user{justify-content:center;padding:6px 0}
body.sb-collapsed #header{left:var(--sw-c)}body.sb-collapsed #main{margin-left:var(--sw-c)}
body.sb-collapsed .sb-item:hover::after{content:attr(data-label);position:absolute;left:calc(100% + 8px);background:#0f1b2d;color:#fff;font-size:12px;padding:5px 9px;border-radius:6px;white-space:nowrap;z-index:50}
#sb-scrim{display:none}

/* ── Top bar / main ── */
#header{position:fixed;top:0;left:var(--sw);right:0;height:var(--hh);background:var(--bg2);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 18px;gap:12px;z-index:200;transition:left var(--trans)}
.h-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;border:1px solid transparent;background:none;color:var(--text2);cursor:pointer}
.h-btn:hover{background:var(--bg4);color:var(--text)}
#mob-toggle{display:none}
.crumbs{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text3);min-width:0}
.crumbs b{color:var(--text);font-weight:600;white-space:nowrap}
.crumbs a{color:var(--text3);text-decoration:none}.crumbs a:hover{color:var(--brand)}
.h-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.h-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:20px;background:var(--bg4);font-size:12px;color:var(--text2);white-space:nowrap}
.h-chip.warn{background:var(--warn-bg);color:var(--warn)}
.h-search{position:relative}.h-search input{width:240px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:7px 10px 7px 32px;font-size:13px;color:var(--text);font-family:inherit}
.h-search .si{position:absolute;left:10px;top:9px;color:var(--text3)}
#main{margin-left:var(--sw);padding-top:var(--hh);min-height:100vh;transition:margin-left var(--trans)}
.pg{padding:22px 24px;max-width:1500px}
.banner{margin:14px 24px 0;padding:11px 14px;border-radius:9px;font-size:13px;display:flex;gap:9px;align-items:flex-start}
.banner.err{background:var(--danger-bg);border:1px solid #fecaca;color:var(--danger)}.banner.ok{background:var(--accent-bg);border:1px solid #a7f3d0;color:var(--accent)}.banner.warn{background:var(--warn-bg);border:1px solid #fde68a;color:var(--warn)}

/* ── Cards / KPIs ── */
.card{background:var(--bg2);border-radius:var(--r);border:1px solid var(--border);box-shadow:var(--shadow-sm);overflow:hidden}
.card-hd{padding:13px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.card-title{font-size:14px;font-weight:650;color:var(--text)}
.card-bd{padding:16px}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--bg2);border-radius:var(--r);border:1px solid var(--border);padding:14px 16px;box-shadow:var(--shadow-sm)}
.kpi-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.kpi-ico{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--kc,var(--brand));background:var(--kc-bg,var(--brand-bg));flex-shrink:0}
.kpi-badge{font-size:11px;font-weight:600;padding:2px 7px;border-radius:6px;display:inline-flex;align-items:center;gap:2px}
.kpi-badge.up{background:var(--accent-bg);color:var(--accent)}.kpi-badge.dn{background:var(--danger-bg);color:var(--danger)}.kpi-badge.flat{background:var(--bg4);color:var(--text3)}
.kpi-val{font-size:22px;font-weight:700;color:var(--text);letter-spacing:-.3px;line-height:1.1;font-variant-numeric:tabular-nums}
.kpi-lbl{font-size:12px;color:var(--text3);margin-top:4px}
.kpi-sub{font-size:11.5px;color:var(--text3);margin-top:2px}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background var(--trans),border-color var(--trans),color var(--trans);text-decoration:none;white-space:nowrap;font-family:inherit;line-height:1.2;min-height:36px}
.btn:disabled,.btn[aria-busy=true]{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover:not(:disabled){background:var(--brand-h)}
.btn-success{background:var(--accent);color:#fff}.btn-success:hover:not(:disabled){background:var(--accent-h)}
.btn-warn{background:#fef3c7;color:#92400e;border-color:#fde68a}.btn-warn:hover:not(:disabled){background:#fde68a}
.btn-danger{background:#fff;color:var(--danger);border-color:#fecaca}.btn-danger:hover:not(:disabled){background:var(--danger);color:#fff;border-color:var(--danger)}
.btn-purple{background:var(--purple);color:#fff}
.btn-outline{background:var(--bg2);border-color:var(--border2);color:var(--text2)}.btn-outline:hover:not(:disabled){border-color:var(--brand);color:var(--brand);background:var(--brand-bg)}
.btn-ghost{background:transparent;color:var(--text2);padding:6px 9px}.btn-ghost:hover{background:var(--bg4);color:var(--text)}
.btn-sm{padding:5px 10px;font-size:12px;min-height:30px;border-radius:7px}.btn-lg{padding:12px 22px;font-size:15px;font-weight:700;border-radius:10px;min-height:46px}
.btn-icon{padding:0;width:32px;height:32px;min-height:32px}.w-full{width:100%}
.btn .spinner-sm{width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}

/* ── Tables ── */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{background:var(--bg3);color:var(--text3);font-weight:600;font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;padding:10px 14px;white-space:nowrap;border-bottom:1px solid var(--border);text-align:left;position:sticky;top:0}
tbody td{padding:11px 14px;border-bottom:1px solid var(--border);color:var(--text);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--bg3)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.tbl-empty{text-align:center;padding:44px 24px;color:var(--text3)}
.tbl-empty .ei{display:block;margin:0 auto 10px;opacity:.5}
.tbl-loading{opacity:.5;pointer-events:none;transition:opacity .15s}
.skel{height:14px;border-radius:5px;background:linear-gradient(90deg,var(--bg4),#fff,var(--bg4));background-size:200% 100%;animation:sk 1.2s infinite}
@keyframes sk{to{background-position:-200% 0}}
.pager{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;border-top:1px solid var(--border);flex-wrap:wrap}
.pager-info{font-size:12px;color:var(--text3)}.pager-btns{display:flex;gap:4px;align-items:center}
.pg-btn{min-width:32px;height:32px;padding:0 9px;border-radius:7px;border:1px solid var(--border2);background:var(--bg2);color:var(--text2);font-size:12.5px;font-weight:600;cursor:pointer;font-family:inherit}
.pg-btn:hover:not(:disabled){border-color:var(--brand);color:var(--brand)}.pg-btn.cur{background:var(--brand);border-color:var(--brand);color:#fff}.pg-btn:disabled{opacity:.45;cursor:not-allowed}.pg-gap{color:var(--text3);padding:0 3px}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap}
.bg-green{background:#dcfce7;color:#166534}.bg-red{background:#fee2e2;color:#991b1b}.bg-blue{background:#dbeafe;color:#1e40af}.bg-orange{background:#ffedd5;color:#9a3412}
.bg-purple{background:#ede9fe;color:#5b21b6}.bg-gray{background:#e2e8f0;color:#334155}.bg-yellow{background:#fef3c7;color:#92400e}.bg-teal{background:#ccfbf1;color:#115e59}
.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;flex-shrink:0}
.status-dot.online{background:#16a34a}.status-dot.offline{background:#dc2626}.status-dot.maintenance{background:#d97706}.status-dot.standby{background:#94a3b8}

/* ── Forms ── */
.fg{display:flex;flex-direction:column;gap:5px}
.fg label{font-size:12.5px;font-weight:600;color:var(--text2)}
input,select,textarea{font-family:inherit}
.fg input,.fg select,.fg textarea,.ctl{background:var(--bg2);border:1px solid var(--border2);border-radius:8px;padding:8px 11px;font-size:14px;color:var(--text);outline:none;transition:border-color var(--trans),box-shadow var(--trans);min-height:38px;width:100%}
.fg input:focus,.fg select:focus,.fg textarea:focus,.ctl:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,78,216,.14)}
.fg input[aria-invalid=true],.fg select[aria-invalid=true]{border-color:var(--danger)}
.fg .err{font-size:12px;color:var(--danger)}.fg .hint{font-size:12px;color:var(--text3)}
.fg textarea{resize:vertical;min-height:70px}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.req::after{content:' *';color:var(--danger)}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.toolbar .ctl,.toolbar select{width:auto;min-width:150px}
.search-box{position:relative;display:flex;align-items:center}
.search-box input{background:var(--bg2);border:1px solid var(--border2);border-radius:8px;padding:8px 11px 8px 34px;font-size:13.5px;color:var(--text);outline:none;min-width:230px;min-height:36px}
.search-box input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,78,216,.14)}
.search-box .si{position:absolute;left:11px;color:var(--text3);pointer-events:none;display:flex}
select.btn{padding-right:28px}

/* ── Modals ── */
.modal-bd{position:fixed;inset:0;background:rgba(15,27,45,.5);z-index:1000;display:none;align-items:center;justify-content:center;padding:16px}
.modal-bd.open{display:flex}
.modal{background:var(--bg2);border-radius:var(--r-lg);box-shadow:var(--shadow-xl);width:100%;max-width:540px;max-height:92vh;display:flex;flex-direction:column;animation:mIn .16s ease}
.modal-lg{max-width:780px}.modal-xl{max-width:980px}.modal-sm{max-width:420px}
@keyframes mIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.modal-hd{padding:15px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.modal-title{font-size:16px;font-weight:650;color:var(--text)}
.modal-x{background:none;border:none;cursor:pointer;color:var(--text3);width:32px;height:32px;border-radius:7px;display:flex;align-items:center;justify-content:center}
.modal-x:hover{background:var(--bg4);color:var(--text)}
.modal-body{padding:18px 20px;overflow-y:auto;flex:1}
.modal-ft{padding:12px 20px;border-top:1px solid var(--border);display:flex;gap:8px;justify-content:flex-end;flex-shrink:0;background:var(--bg3);border-radius:0 0 var(--r-lg) var(--r-lg)}
.confirm-ico{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--danger-bg);color:var(--danger);margin-bottom:10px}
.confirm-ico.warn{background:var(--warn-bg);color:var(--warn)}.confirm-ico.info{background:var(--brand-bg);color:var(--brand)}

/* ── Toasts & overlay ── */
#toasts{position:fixed;bottom:18px;right:18px;z-index:9999;display:flex;flex-direction:column;gap:8px;pointer-events:none;max-width:380px}
.toast{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:11px 14px;min-width:260px;display:flex;align-items:flex-start;gap:10px;box-shadow:var(--shadow-lg);animation:tIn .2s ease;pointer-events:auto}
.toast.success{border-left:4px solid var(--accent)}.toast.error{border-left:4px solid var(--danger)}.toast.warn{border-left:4px solid var(--warn)}.toast.info{border-left:4px solid var(--brand)}
.icon-success{color:var(--accent)}.icon-error{color:var(--danger)}.icon-warn{color:var(--warn)}.icon-info{color:var(--brand)}
@keyframes tIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes tOut{to{opacity:0;transform:translateY(8px)}}
.t-msg{font-size:13px;font-weight:500;color:var(--text);flex:1;line-height:1.4}
#overlay{position:fixed;inset:0;background:rgba(15,27,45,.45);z-index:2000;display:none;align-items:center;justify-content:center;flex-direction:column;gap:12px}
#overlay.on{display:flex}
.spinner{width:38px;height:38px;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
.spinner-txt{color:#fff;font-size:13px;font-weight:600}
@keyframes spin{to{transform:rotate(360deg)}}.icon.spin{animation:spin .8s linear infinite}

/* ── Page header ── */
.pg-hd{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}
.pg-title{font-size:21px;font-weight:700;color:var(--text);letter-spacing:-.3px;display:flex;align-items:center;gap:9px}
.pg-title .icon{color:var(--brand)}
.pg-sub{font-size:13px;color:var(--text3);margin-top:2px}
.prog{height:5px;border-radius:3px;background:var(--bg4);overflow:hidden;margin-top:4px}
.prog-bar{height:100%;border-radius:3px;background:var(--accent)}.prog-bar.warn{background:#d97706}.prog-bar.danger{background:var(--danger)}

/* ── Helpers ── */
.g-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.g-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.g-dash{display:grid;grid-template-columns:2fr 1fr;gap:14px;margin-bottom:14px}
.flex{display:flex}.f1{flex:1}.ic{align-items:center}.jb{justify-content:space-between}.je{justify-content:flex-end}.wrap{flex-wrap:wrap}
.gap-2{gap:8px}.gap-3{gap:12px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}
.text-sm{font-size:12.5px}.text-xs{font-size:11.5px}.font-bold{font-weight:650}.font-med{font-weight:550}
.text-muted{color:var(--text3)}.text-brand{color:var(--brand)}.text-accent{color:var(--accent)}.text-danger{color:var(--danger)}.text-warn{color:var(--warn)}
.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
code{background:var(--bg4);padding:1px 6px;border-radius:5px;font-size:12px;font-family:ui-monospace,Menlo,Consolas,monospace}
.divider{border:none;border-top:1px solid var(--border);margin:12px 0}
.empty-state{text-align:center;padding:36px 20px;color:var(--text3);font-size:13px}

/* ── Charts (SVG, no library) ── */
.chart{width:100%;height:auto;display:block}
.chart text{font-size:11px;fill:var(--text3);font-family:var(--font)}
.chart .gridline{stroke:var(--border);stroke-width:1}
.chart .bar{fill:var(--brand)}.chart .bar:hover{fill:var(--brand-h)}
.chart .line{fill:none;stroke:var(--accent);stroke-width:2.2;stroke-linejoin:round;stroke-linecap:round}
.chart .area{fill:rgba(15,118,110,.10)}
.chart .dot{fill:var(--accent);stroke:#fff;stroke-width:2}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--text2)}
.legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px;vertical-align:0}
.hbar{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:13px}
.hbar-l{width:42%;min-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hbar-t{flex:1;height:8px;background:var(--bg4);border-radius:5px;overflow:hidden}.hbar-t i{display:block;height:100%;background:var(--brand);border-radius:5px}
.hbar-v{font-variant-numeric:tabular-nums;color:var(--text2);min-width:70px;text-align:right;font-size:12.5px}

/* ── POS ── */
.pos-wrap{display:flex;height:calc(100vh - var(--hh));overflow:hidden}
.pos-left{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px;background:var(--bg);min-width:0}
.pos-right{width:400px;background:var(--bg2);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;flex-shrink:0}
.cat-strip{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}.cat-strip::-webkit-scrollbar{display:none}
.cat-btn{display:inline-flex;align-items:center;gap:5px;padding:7px 13px;border-radius:20px;background:var(--bg2);border:1px solid var(--border2);color:var(--text2);font-size:13px;font-weight:550;cursor:pointer;white-space:nowrap;flex-shrink:0;font-family:inherit;min-height:36px}
.cat-btn.active,.cat-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:9px}
.prod-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:11px 9px;cursor:pointer;text-align:center;display:flex;flex-direction:column;align-items:center;gap:5px;transition:border-color var(--trans),box-shadow var(--trans);font-family:inherit;color:inherit;min-height:150px}
.prod-card:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.prod-card.oos{opacity:.45;cursor:not-allowed}
.prod-img{width:52px;height:52px;border-radius:9px;object-fit:cover;background:var(--bg4);display:flex;align-items:center;justify-content:center;color:var(--text3);flex-shrink:0}
.prod-name{font-size:12.5px;font-weight:600;color:var(--text);line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.prod-price{font-size:14px;font-weight:700;color:var(--brand)}.prod-stock{font-size:11.5px;color:var(--text3)}
.prod-add{width:30px;height:30px;border-radius:8px;border:none;background:var(--brand-bg);color:var(--brand);cursor:pointer;display:flex;align-items:center;justify-content:center;margin-top:auto}
.prod-add:hover{background:var(--brand);color:#fff}
.cart-hd{padding:13px 14px 9px;border-bottom:1px solid var(--border);flex-shrink:0}
.cart-title{font-size:15px;font-weight:650}.cart-cust{font-size:12px;color:var(--text3);margin-top:2px}
.cart-list{flex:1;overflow-y:auto;padding:4px 6px}
.cart-item{display:flex;align-items:center;gap:8px;padding:9px 6px;border-bottom:1px solid var(--border)}
.cart-item:last-child{border-bottom:none}
.ci-img{width:34px;height:34px;border-radius:8px;object-fit:cover;background:var(--bg4);flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--text3)}
.ci-name{flex:1;font-size:13px;font-weight:550;color:var(--text);line-height:1.3;min-width:0;word-break:break-word}
.ci-up{font-size:11.5px;color:var(--text3)}
.qty-ctrl{display:flex;align-items:center;gap:3px;flex-shrink:0}
.qb{width:30px;height:30px;border-radius:7px;border:1px solid var(--border2);background:var(--bg2);color:var(--text);font-size:15px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;font-family:inherit}
.qb:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.qv{font-size:13.5px;font-weight:650;min-width:26px;text-align:center;font-variant-numeric:tabular-nums}
.ci-price{font-size:13px;font-weight:650;min-width:58px;text-align:right;flex-shrink:0;font-variant-numeric:tabular-nums}
.ci-del{color:var(--text3);background:none;border:none;cursor:pointer;padding:6px;border-radius:6px;flex-shrink:0;display:flex}
.ci-del:hover{color:var(--danger);background:var(--danger-bg)}
.cart-totals{padding:11px 14px;border-top:1px solid var(--border);background:var(--bg3);flex-shrink:0}
.tot-row{display:flex;justify-content:space-between;font-size:13px;margin-bottom:5px;color:var(--text2);font-variant-numeric:tabular-nums}
.tot-row.grand{font-size:19px;font-weight:700;color:var(--text);margin-top:8px;padding-top:8px;border-top:1px solid var(--border2)}
.tot-row.disc{color:var(--danger)}.tot-row.promo-r{color:var(--accent)}
.pay-sec{padding:10px 14px 12px;border-top:1px solid var(--border);flex-shrink:0;background:var(--bg2)}
.pay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:8px}
.pay-btn{padding:9px 4px;border-radius:8px;border:1px solid var(--border2);background:var(--bg2);color:var(--text2);font-size:12.5px;font-weight:600;cursor:pointer;text-align:center;font-family:inherit;display:flex;flex-direction:column;align-items:center;gap:3px;min-height:52px;justify-content:center}
.pay-btn.active,.pay-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.pos-acts{display:flex;gap:6px;margin-top:7px}
.btn-pay{flex:1;background:var(--accent);color:#fff;border:none;border-radius:9px;padding:13px;font-size:15px;font-weight:700;cursor:pointer;font-family:inherit;min-height:48px;display:flex;align-items:center;justify-content:center;gap:8px}
.btn-pay:hover:not(:disabled){background:var(--accent-h)}.btn-pay:disabled{opacity:.55;cursor:not-allowed}
.scan-bar{display:flex;gap:8px}
.scan-bar input{flex:1;background:var(--bg2);border:2px solid var(--border2);border-radius:9px;padding:10px 13px;font-size:14px;color:var(--text);outline:none;min-height:42px}
.scan-bar input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,78,216,.14)}
.scan-bar input.ok{border-color:var(--accent)}.scan-bar input.bad{border-color:var(--danger)}
.kanban{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.kanban-col{background:var(--bg3);border-radius:var(--r);border:1px solid var(--border)}
.kanban-col-hd{padding:11px 13px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.kanban-body{padding:8px;min-height:80px}
.kanban-card{background:var(--bg2);border-radius:8px;padding:11px;margin-bottom:7px;border:1px solid var(--border)}
.pri-critical{background:#fee2e2;color:#991b1b}.pri-high{background:#ffedd5;color:#9a3412}.pri-medium{background:#e2e8f0;color:#334155}.pri-low{background:#dbeafe;color:#1e40af}
.receipt-print{display:none}
@media print{
  #sidebar,#header,#toasts,#overlay,.btn,.no-print,.pager,.toolbar{display:none!important}
  #main{margin-left:0!important;padding-top:0!important}body{background:#fff!important;color:#000!important;font-size:12px}
  .card{border:1px solid #ccc!important;box-shadow:none!important}
}
/* ── Responsive ── */
@media(max-width:1280px){.pos-right{width:360px}.g-dash{grid-template-columns:1fr}}
@media(max-width:1024px){.g-3{grid-template-columns:1fr 1fr}.h-search{display:none}}
@media(max-width:900px){
  #sidebar{transform:translateX(-100%);width:var(--sw)!important;box-shadow:var(--shadow-xl)}
  body.sb-open #sidebar{transform:none}
  body.sb-open #sb-scrim{display:block;position:fixed;inset:0;background:rgba(15,27,45,.45);z-index:250}
  #main,body.sb-collapsed #main{margin-left:0}#header,body.sb-collapsed #header{left:0}
  #mob-toggle{display:inline-flex}#col-toggle{display:none}
  body.sb-collapsed .sb-text,body.sb-collapsed .sb-brand div,body.sb-collapsed .sb-ui,body.sb-collapsed .sb-lbl{display:revert}
  body.sb-collapsed .sb-item{justify-content:flex-start;padding:8px 10px}
  .pos-wrap{flex-direction:column;height:auto;min-height:calc(100vh - var(--hh));overflow:visible}
  .pos-left{overflow:visible}.pos-right{width:100%;border-left:none;border-top:1px solid var(--border);max-height:none}
  .cart-list{max-height:34vh}
}
@media(max-width:768px){
  .pg{padding:14px 12px}.banner{margin:10px 12px 0}
  .g-2,.g-3{grid-template-columns:1fr}.kpi-grid{grid-template-columns:repeat(2,1fr)}.kpi-val{font-size:19px}
  .modal-bd{padding:0;align-items:flex-end}.modal{max-width:100%;border-radius:var(--r-lg) var(--r-lg) 0 0;max-height:94vh}
  .search-box input{min-width:0;width:100%}.search-box{flex:1;min-width:150px}
  .toolbar .ctl,.toolbar select{flex:1;min-width:120px}
  .btn{min-height:42px}.btn-sm{min-height:36px}.btn-icon{width:38px;height:38px;min-height:38px}
  .h-chip.hide-sm{display:none}.crumbs a,.crumbs .sep{display:none}
  .prod-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}
}
@media(max-width:420px){.kpi-grid{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* receipt printing: print ONLY the receipt */
@media print{body.printing-receipt #sidebar,body.printing-receipt #header,body.printing-receipt #main,body.printing-receipt .modal-bd,body.printing-receipt #toasts{display:none!important}
  body.printing-receipt .receipt-print{display:block!important;position:static}}

.pg-hd .ctl,.pg-hd select{width:auto;min-width:150px}
.pg-hd>div:last-child{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.pay-grid{grid-template-columns:repeat(5,1fr)}.pay-btn{font-size:11.5px;padding:7px 2px}
@media(max-width:900px){#sidebar{box-shadow:none}body.sb-open #sidebar{box-shadow:var(--shadow-xl)}}
.btn-adjust{background:var(--bg2);border:1px solid var(--border2);color:var(--accent)}.btn-adjust:hover{background:var(--accent-bg);border-color:var(--accent)}