@import url('https://fonts.googleapis.com/css2?family=Kantumruy+Pro:wght@400;500;600;700&display=swap');
:root{--bg:#f4f6fb;--card:#fff;--text:#18212f;--muted:#748092;--primary:#2563eb;--dark:#111827;--border:#e5e7eb;--success:#0f9f6e;--danger:#dc2626}*{box-sizing:border-box}body{margin:0;font-family:'Kantumruy Pro',Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:255px;background:linear-gradient(180deg,#111827,#172554);color:#fff;padding:22px 16px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:20}.logo{display:flex;gap:12px;align-items:center;margin-bottom:24px}.logo>span,.brand-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,#3b82f6,#06b6d4);font-weight:800;font-size:20px;color:#fff}.logo small{display:block;color:#a5b4fc}.sidebar nav{display:grid;gap:5px}.sidebar nav a{padding:11px 13px;border-radius:12px;color:#dbeafe}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.14);color:#fff}.logout{margin-top:auto;padding:12px;color:#fecaca}main{margin-left:255px;width:calc(100% - 255px)}.topbar{height:78px;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:10}.topbar h2{margin:0;font-size:21px}.topbar small{color:var(--muted)}.user-chip{background:#eef2ff;padding:9px 14px;border-radius:999px}.menu-btn{display:none}.content{padding:26px}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,1fr)}.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:0 8px 24px rgba(15,23,42,.04)}.stat b{font-size:28px;display:block}.stat span{color:var(--muted)}.toolbar{display:flex;gap:10px;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:11px;padding:10px 15px;cursor:pointer;font-family:inherit;font-weight:600}.btn.primary{background:var(--primary);color:white}.btn.danger{background:#fee2e2;color:#b91c1c}.btn.secondary{background:#eef2f7;color:#334155}.btn.wide{width:100%;margin-top:14px}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:11px;padding:10px 12px;font-family:inherit;background:#fff}label{display:block;margin:10px 0 5px;font-weight:600}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--border)}th{font-size:13px;color:var(--muted);background:#f8fafc}.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#e0e7ff;color:#3730a3;font-size:12px}.badge.success{background:#d1fae5;color:#065f46}.badge.danger{background:#fee2e2;color:#991b1b}.alert{padding:12px 15px;border-radius:12px;margin-bottom:16px}.alert.success{background:#d1fae5;color:#065f46}.alert.danger{background:#fee2e2;color:#991b1b}.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top,#dbeafe,#eef2ff 45%,#f8fafc)}.login-card{width:min(420px,92vw);background:white;border-radius:24px;padding:30px;box-shadow:0 24px 70px rgba(30,64,175,.18)}.login-card h1{margin-bottom:4px}.login-card p,.login-card small{color:var(--muted)}.brand-mark{width:58px;height:58px}.two-col{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.kpi{font-size:32px;font-weight:700}.muted{color:var(--muted)}.actions{display:flex;gap:7px}.pos-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.product-item{border:1px solid var(--border);border-radius:14px;padding:13px;background:white}.product-item h4{margin:0 0 6px}.total-box{font-size:18px;display:grid;gap:8px}.total-box>div{display:flex;justify-content:space-between}.total-box .grand{font-size:25px;font-weight:700;border-top:1px solid var(--border);padding-top:10px}.text-right{text-align:right}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.open{transform:none}.menu-btn{display:block}.topbar{padding:0 16px}.content{padding:16px}main{margin-left:0;width:100%}.stats{grid-template-columns:repeat(2,1fr)}.two-col,.pos-layout{grid-template-columns:1fr}.product-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.stats,.form-grid,.product-grid{grid-template-columns:1fr}.user-chip{display:none}}

.btn.danger{background:#ef4444;color:#fff}.btn{display:inline-block;text-decoration:none;margin:2px;padding:8px 12px}.table-wrap,table{overflow:auto}table{width:100%}
.customer-link{font-weight:700;color:#2563eb;text-decoration:none}.customer-link:hover{text-decoration:underline}.table-wrap{overflow:auto}.customer-stats{grid-template-columns:repeat(4,minmax(0,1fr))}@media(max-width:900px){.customer-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.nav-title{padding:14px 16px 6px;font-size:11px;opacity:.65;text-transform:uppercase;font-weight:700}.doc-actions{display:flex;gap:8px;flex-wrap:wrap}.table-wrap{overflow:auto}.status{display:inline-block;padding:5px 9px;border-radius:999px;background:#eef2ff;font-size:12px}.line-grid{display:grid;grid-template-columns:2fr .7fr 1fr 1fr auto;gap:8px;align-items:end}.line-grid input,.line-grid select{width:100%}@media(max-width:760px){.line-grid{grid-template-columns:1fr}.hide-mobile{display:none}}