:root{--color-primary:#0ea5a4;--color-primary-dark:#0b8d87;--color-gray:#64748b;--color-bg:#f8fafc;--color-surface:#fff;--color-text:#0f172a;--color-text-secondary:#475569;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}.app-container{flex-direction:column;min-height:100vh;display:flex}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}::-moz-selection{background:var(--color-primary);color:#fff}::selection{background:var(--color-primary);color:#fff}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn{border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:12px 20px;font-size:14px;font-weight:500;text-decoration:none;transition:all .15s;display:inline-flex}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{color:var(--color-text);background:#e2e8f0}.btn-secondary:hover{background:#cbd5e1}.btn-danger{color:#fff;background:#ef4444}.btn-danger:hover{background:#dc2626}.btn-sm{padding:8px 14px;font-size:13px}.btn-lg{padding:16px 28px;font-size:16px}.input{border-radius:var(--radius);background:var(--color-surface);border:1px solid #e2e8f0;width:100%;padding:12px 14px;font-size:14px;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px #0ea5a41a}.input::-moz-placeholder{color:var(--color-gray)}.input::placeholder{color:var(--color-gray)}.card{border-radius:var(--radius);padding:20px;box-shadow:0 1px 3px #00000014,0 1px 2px #0000000f}.app-header,.card{background:var(--color-surface)}.app-header{z-index:50;border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;padding:12px 20px;display:flex;position:sticky;top:0}.app-header h1{color:var(--color-text);font-size:18px;font-weight:600}.app-logo{gap:10px}.app-logo,.app-logo-icon{align-items:center;display:flex}.app-logo-icon{background:var(--color-primary);color:#fff;border-radius:8px;justify-content:center;width:32px;height:32px;font-size:14px;font-weight:700}.page-content{flex:1;width:100%;max-width:1000px;margin:0 auto;padding:20px}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-title{color:var(--color-text);font-size:24px;font-weight:700}.grid{gap:20px;display:grid}.grid-cols-1{grid-template-columns:1fr}.grid-cols-2{grid-template-columns:1fr 1fr}.grid-cols-3{grid-template-columns:1fr 1fr 1fr}.grid-cols-4{grid-template-columns:1fr 1fr 1fr 1fr}@media (width<=640px){.grid-cols-2,.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}}.empty-state{text-align:center;color:var(--color-gray);padding:48px 24px}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:48px}.empty-state-title{margin-bottom:8px;font-size:18px;font-weight:500}.empty-state-text{margin-bottom:20px;font-size:14px}.stat{background:var(--color-surface);border-radius:var(--radius);padding:20px;box-shadow:0 1px 3px #00000014}.stat-label{color:var(--color-gray);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;font-size:13px;font-weight:500}.stat-value{color:var(--color-text);font-size:28px;font-weight:700}.stat-change{margin-top:4px;font-size:13px}.stat-change.positive{color:#10b981}.stat-change.negative{color:#ef4444}.item-row{border-bottom:1px solid #e2e8f0;align-items:center;gap:12px;padding:12px 0;display:flex}.item-row:last-child{border-bottom:none}.item-info{flex:1}.item-name{color:var(--color-text);font-weight:500}.item-variant{color:var(--color-gray);font-size:13px}.item-qty{color:var(--color-primary);text-align:center;min-width:40px;font-weight:600}.item-price{text-align:right;min-width:80px;font-weight:600}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:8px}.gap-4{gap:16px}.gap-6{gap:24px}.flex-1{flex:1}.flex-wrap{flex-wrap:wrap}.mt-0{margin-top:0}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-0{margin-bottom:0}.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.text-sm{font-size:13px}.text-xs{font-size:11px}.text-lg{font-size:18px}.text-xl{font-size:20px}.text-2xl{font-size:24px}.text-center{text-align:center}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-gray{color:var(--color-gray)}.text-primary{color:var(--color-primary)}.text-danger{color:#ef4444}.text-success{color:#10b981}.badge{border-radius:9999px;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:500;display:inline-flex}.badge-pending{color:#92400e;background:#fef3c7}.badge-completed{color:#065f46;background:#d1fae5}.badge-cancelled{color:#991b1b;background:#fee2e2}.spinner{border:2px solid #e2e8f0;border-top-color:var(--color-primary);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(1turn)}}.toast{background:var(--color-surface);z-index:1000;border-radius:8px;align-items:center;gap:12px;padding:14px 18px;animation:.3s slideUp;display:flex;position:fixed;bottom:24px;right:24px;box-shadow:0 10px 40px #00000026}@keyframes slideUp{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}.toast-success{border-left:4px solid #10b981}.toast-error{border-left:4px solid #ef4444}.toast-info{border-left:4px solid var(--color-primary)}