:root{--paper: #f5f6f4;--surface: #ffffff;--surface-raised: #ffffff;--ink: #14181b;--ink-soft: #57645d;--ink-faint: #8b968f;--line: #dfe4de;--line-strong: #c7cec7;--brand: #1f5d3a;--brand-ink: #0e2a1c;--brand-tint: #e7f0ea;--brand-tint-strong: #cfe3d6;--alert: #b23a2f;--alert-tint: #f7e6e3;--caution: #a06a1f;--caution-tint: #f4ead4;--font-display: "Space Grotesk", "Inter", sans-serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;--radius-sm: 4px;--radius-md: 8px;--shadow-card: 0 1px 2px rgba(14, 42, 28, .06), 0 1px 1px rgba(14, 42, 28, .04);--shadow-raised: 0 8px 24px rgba(14, 42, 28, .1)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:14px;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--font-display);font-weight:600;color:var(--brand-ink);margin:0}a{color:inherit}button{font-family:var(--font-body)}.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}.app-shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}.sidebar{background:var(--brand-ink);color:#dce8e0;padding:24px 16px;display:flex;flex-direction:column;gap:4px}.sidebar-brand{display:flex;align-items:baseline;gap:8px;padding:4px 12px 24px;color:#fff}.sidebar-brand .mark{width:10px;height:10px;background:#7fd9a8;border-radius:2px;flex:none}.sidebar-brand span{font-family:var(--font-display);font-weight:600;font-size:17px;letter-spacing:-.01em}.sidebar-section-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#7c9188;padding:16px 12px 6px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:#cfe0d7;text-decoration:none;font-size:13.5px;font-weight:500;transition:background .12s ease,color .12s ease}.nav-item .idx{font-family:var(--font-mono);font-size:11px;color:#6d8579;width:16px}.nav-item:hover{background:#ffffff0f;color:#fff}.nav-item.active{background:#fff;color:var(--brand-ink)}.nav-item.active .idx{color:var(--brand)}.sidebar-footer{margin-top:auto;padding:12px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:#7c9188}.main{display:flex;flex-direction:column;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 32px;border-bottom:1px solid var(--line);background:var(--surface)}.topbar h1{font-size:20px}.topbar-meta{font-size:12px;color:var(--ink-faint);font-family:var(--font-mono)}.user-chip{display:flex;align-items:center;gap:8px;padding:6px 10px 6px 6px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}.user-chip .avatar{width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:12px;font-weight:600}.user-chip .role{font-size:11px;color:var(--ink-faint);text-transform:capitalize}.content{padding:28px 32px 48px;flex:1}.perforation{position:relative;border:none;border-top:1.5px dashed var(--line-strong);margin:28px 0}.perforation:before,.perforation:after{content:"";position:absolute;top:-5px;width:10px;height:10px;border-radius:50%;background:var(--paper);border:1.5px solid var(--line-strong)}.perforation:before{left:-32px}.perforation:after{right:-32px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-card)}.card-pad{padding:20px 22px}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:8px}.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:18px 20px;box-shadow:var(--shadow-card)}.stat-card .label{font-size:12px;color:var(--ink-soft);font-weight:500;display:flex;align-items:center;justify-content:space-between}.stat-card .value{font-family:var(--font-mono);font-size:30px;font-weight:600;color:var(--brand-ink);margin-top:10px;font-variant-numeric:tabular-nums}.stat-card .delta{margin-top:6px;font-size:12px;font-family:var(--font-mono)}.delta.up{color:var(--brand)}.delta.down{color:var(--alert)}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;border:1px solid transparent}.badge:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.badge.ok{background:var(--brand-tint);color:var(--brand);border-color:var(--brand-tint-strong)}.badge.low{background:var(--caution-tint);color:var(--caution);border-color:#e8d3a4}.badge.out{background:var(--alert-tint);color:var(--alert);border-color:#e6c2bc}.btn{font-family:var(--font-body);font-weight:600;font-size:13.5px;padding:9px 16px;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:all .12s 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input,.field select{width:100%;padding:10px 12px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);font-size:14px;font-family:var(--font-body);background:var(--surface);color:var(--ink)}.field input:focus,.field select:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:var(--brand)}.field input.num,.field select.num{font-family:var(--font-mono)}.login-screen{min-height:100vh;display:grid;place-items:center;background:var(--brand-ink);background-image:radial-gradient(circle at 20% 20%,rgba(127,217,168,.08),transparent 45%),radial-gradient(circle at 80% 70%,rgba(127,217,168,.06),transparent 40%)}.login-card{width:380px;background:var(--surface);border-radius:var(--radius-md);box-shadow:var(--shadow-raised);padding:34px 32px 28px}.login-mark{display:flex;align-items:center;gap:8px;margin-bottom:22px}.login-mark .mark{width:11px;height:11px;background:var(--brand);border-radius:2px}.login-mark span{font-family:var(--font-display);font-weight:700;font-size:19px;color:var(--brand-ink)}.login-sub{font-size:13px;color:var(--ink-soft);margin-bottom:24px}.login-error{background:var(--alert-tint);color:var(--alert);border:1px solid #e6c2bc;border-radius:var(--radius-sm);padding:9px 12px;font-size:12.5px;margin-bottom:16px}.pos-layout{display:grid;grid-template-columns:1fr 340px;gap:20px;align-items:start}.pos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.pos-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px;cursor:pointer;transition:border-color .12s ease,transform .08s ease}.pos-item:hover{border-color:var(--brand);transform:translateY(-1px)}.pos-item .name{font-weight:600;font-size:13.5px;margin-bottom:4px}.pos-item .sku{font-family:var(--font-mono);font-size:11px;color:var(--ink-faint)}.pos-item .price{font-family:var(--font-mono);font-weight:600;color:var(--brand);margin-top:8px}.ticket{position:sticky;top:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-card);overflow:hidden}.ticket-head{padding:16px 18px;border-bottom:1.5px dashed var(--line-strong)}.ticket-head .eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint)}.ticket-lines{padding:8px 18px;max-height:320px;overflow-y:auto}.ticket-line{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13px}.ticket-line:last-child{border-bottom:none}.ticket-total{padding:16px 18px;border-top:1.5px dashed var(--line-strong);display:flex;justify-content:space-between;align-items:baseline}.ticket-total .label{font-size:13px;color:var(--ink-soft);font-weight:600}.ticket-total 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