:root{--color-bg: #f6f3ec;--color-surface: #ffffff;--color-ink: #2b2a26;--color-ink-soft: #6b6558;--color-border: #ddd6c5;--color-primary: #1f5c4d;--color-primary-dark: #163f35;--color-accent: #c1561f;--color-danger: #b3261e;--color-danger-bg: #fbe9e7;--color-success-bg: #e6efe9;--color-warning-bg: #fff3da;--color-warning-text: #8a5a00;--radius: 10px;--radius-sm: 6px;--shadow-card: 0 1px 2px rgba(43,42,38,.08);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--color-bg);color:var(--color-ink);-webkit-tap-highlight-color:transparent}body{font-size:16px;line-height:1.45}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}a{color:var(--color-primary);text-decoration:none}button,input,select,textarea{font-family:inherit;font-size:16px}.app-shell{display:flex;flex-direction:column;min-height:100vh}.topbar{position:sticky;top:0;z-index:20;background:var(--color-primary);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 2px 6px #0000001f}.topbar .brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:17px}.topbar .brand .crate-mark{width:26px;height:26px;border:2px solid #fff;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:900}.topbar .back-btn{background:none;border:none;color:#fff;font-size:22px;padding:2px 8px;cursor:pointer;line-height:1}.topbar .logout-btn{background:#ffffff26;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:var(--radius-sm);padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer}.main-content{flex:1;padding:16px 16px 90px;max-width:640px;width:100%;margin:0 auto}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:30;background:var(--color-surface);border-top:1px solid var(--color-border);display:flex;justify-content:space-around;padding:6px 4px calc(6px + env(safe-area-inset-bottom))}.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;font-size:11px;font-weight:600;color:var(--color-ink-soft);border-radius:var(--radius-sm)}.bottom-nav a.active{color:var(--color-primary);background:var(--color-success-bg)}.bottom-nav .nav-icon{font-size:18px;line-height:1}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow-card);margin-bottom:12px}.card-title{font-size:14px;font-weight:700;color:var(--color-ink-soft);text-transform:uppercase;letter-spacing:.04em;margin-bottom:10px}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}.stat-tile{background:var(--color-surface);border:1px solid var(--color-border);border-left:5px solid var(--color-primary);border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow-card)}.stat-tile.warn{border-left-color:var(--color-accent)}.stat-tile .stat-value{font-size:28px;font-weight:800;line-height:1}.stat-tile .stat-label{font-size:12px;color:var(--color-ink-soft);margin-top:4px;font-weight:600}.quick-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}.action-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:16px 8px;font-weight:700;font-size:12px;color:var(--color-ink);cursor:pointer;box-shadow:var(--shadow-card);text-align:center}.action-btn .icon{font-size:22px}.action-btn:active{background:var(--color-success-bg)}.form-group{margin-bottom:14px}.form-label{display:block;font-size:13px;font-weight:700;color:var(--color-ink-soft);margin-bottom:5px}.form-control{width:100%;padding:11px 12px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-ink)}.form-control:focus{outline:2px solid var(--color-primary);outline-offset:1px;border-color:var(--color-primary)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}textarea.form-control{resize:vertical;min-height:64px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 18px;border-radius:var(--radius-sm);font-weight:700;font-size:15px;border:none;cursor:pointer;width:100%}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:active{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);color:var(--color-ink);border:1.5px solid var(--color-border)}.btn-danger{background:var(--color-danger);color:#fff}.btn-sm{width:auto;padding:8px 14px;font-size:13px}.btn[disabled]{opacity:.55;cursor:not-allowed}.btn-row{display:flex;gap:10px;margin-top:18px}.btn-row .btn{flex:1}.login-screen{flex:1;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(180deg,var(--color-primary) 0%,var(--color-primary) 38%,var(--color-bg) 38%)}.login-card{width:100%;max-width:380px;background:var(--color-surface);border-radius:14px;padding:28px 22px;box-shadow:0 8px 24px #0000002e}.login-logo{display:flex;flex-direction:column;align-items:center;margin-bottom:22px}.login-logo .crate-mark{width:56px;height:56px;background:var(--color-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:22px;margin-bottom:10px}.login-logo h1{font-size:18px;text-align:center}.login-logo p{font-size:12px;color:var(--color-ink-soft);margin-top:4px;text-align:center}.error-banner{background:var(--color-danger-bg);color:var(--color-danger);border-radius:var(--radius-sm);padding:10px 12px;font-size:13px;font-weight:600;margin-bottom:14px}.item-row{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:12px 14px;margin-bottom:10px;box-shadow:var(--shadow-card)}.item-row-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.item-name{font-weight:700;font-size:15px}.item-sub{font-size:12px;color:var(--color-ink-soft);margin-top:2px}.priority-badge{flex-shrink:0;font-size:11px;font-weight:800;border-radius:5px;padding:3px 8px;letter-spacing:.02em}.priority-A{background:#fbe9e7;color:#b3261e}.priority-B{background:var(--color-warning-bg);color:var(--color-warning-text)}.priority-C{background:var(--color-success-bg);color:var(--color-primary-dark)}.stock-line{display:flex;gap:14px;margin-top:10px;font-size:13px;flex-wrap:wrap}.stock-line .stock-item .num{font-weight:800;font-size:15px}.stock-line .stock-item .lbl{font-size:11px;color:var(--color-ink-soft);display:block}.low-flag{color:var(--color-danger);font-weight:800}.buy-flag{color:var(--color-accent);font-weight:800}.item-row-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.filter-bar{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:14px;-ms-overflow-style:none;scrollbar-width:none}.filter-bar::-webkit-scrollbar{display:none}.filter-select{flex-shrink:0;padding:8px 10px;border:1.5px solid var(--color-border);border-radius:999px;background:var(--color-surface);font-size:13px;font-weight:600;color:var(--color-ink)}.search-box{width:100%;padding:11px 14px;border:1.5px solid var(--color-border);border-radius:999px;margin-bottom:14px;background:var(--color-surface);font-size:16px}.empty-state{text-align:center;padding:48px 16px;color:var(--color-ink-soft)}.empty-state .icon{font-size:40px;margin-bottom:10px}.empty-state .title{font-weight:700;color:var(--color-ink);margin-bottom:4px}.empty-state .desc{font-size:13px}.loading-state{text-align:center;padding:40px 16px;color:var(--color-ink-soft);font-size:14px}.toast{position:fixed;bottom:86px;left:16px;right:16px;max-width:600px;margin:0 auto;background:var(--color-ink);color:#fff;padding:12px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;text-align:center;z-index:50;box-shadow:0 6px 16px #00000040}.toast.error{background:var(--color-danger)}.toast.success{background:var(--color-primary)}.section-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}.section-header h2{font-size:18px}.section-header .count-pill{background:var(--color-accent);color:#fff;font-size:12px;font-weight:800;padding:3px 9px;border-radius:999px}.supplier-group{margin-bottom:18px}.supplier-group-header{display:flex;justify-content:space-between;align-items:center;padding:8px 4px;border-bottom:2px solid var(--color-ink);margin-bottom:8px}.supplier-group-header h3{font-size:15px}.supplier-group-header .pill{font-size:11px;font-weight:700;color:var(--color-ink-soft)}.qty-stepper{display:flex;align-items:center;gap:8px}.qty-stepper button{width:38px;height:38px;border-radius:50%;border:1.5px solid var(--color-border);background:var(--color-surface);font-size:18px;font-weight:700;cursor:pointer}.qty-stepper input{width:70px;text-align:center;padding:8px 4px;font-weight:700;font-size:16px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm)}.bulk-row{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:10px 12px;margin-bottom:8px;box-shadow:var(--shadow-card)}.bulk-row-info{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap;margin-bottom:8px}.bulk-row-badge{font-weight:700;font-size:12px;color:var(--color-ink-soft);flex-shrink:0}.bulk-row-name{font-weight:700;font-size:14px;flex:1;min-width:0}.bulk-row-brand{font-weight:500;color:var(--color-ink-soft);font-size:13px}.bulk-row-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.bulk-row-controls button{width:34px;height:34px;border-radius:50%;border:1.5px solid var(--color-border);background:var(--color-surface);font-size:16px;font-weight:700;cursor:pointer;flex-shrink:0}.bulk-row-controls input{width:80px;text-align:center;padding:8px 4px;font-weight:800;font-size:17px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);flex-shrink:0}.bulk-row-controls input:focus{outline:2px solid var(--color-primary);border-color:var(--color-primary)}.bulk-row-unit{font-size:12px;color:var(--color-ink-soft);flex-shrink:0}.bulk-row-minideal{font-size:11px;color:var(--color-ink-soft);margin-left:auto;white-space:nowrap}.bulk-save-bar{margin-top:18px;margin-bottom:8px}@media (min-width: 480px){.stat-grid,.quick-actions{grid-template-columns:repeat(4,1fr)}}