:root{--bg:#0b1020;--side:#0a0f1d;--panel:#121a2d;--panel2:#18233a;--line:#26334f;--text:#edf2ff;--muted:#94a3bd;--accent:#5ea1ff;--accent2:#7dd3fc;--danger:#fb7185;--warn:#fbbf24;--ok:#34d399;--shadow:0 18px 45px rgba(0,0,0,.24)}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;font-size:14px}
a{color:var(--accent2);text-decoration:none}button,input,select,textarea{font:inherit}.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;background:linear-gradient(180deg,#070b15,#0c1222);border-right:1px solid var(--line);padding:20px 14px;overflow:auto;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:12px;padding:4px 8px 20px}.brand-mark,.auth-logo,.logo-print{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--accent),#7c5cff);font-weight:800;color:white;box-shadow:var(--shadow)}.brand strong{font-size:18px;display:block}.brand small{color:var(--muted)}
nav a{display:block;color:#cbd6eb;padding:9px 10px;border-radius:9px;margin:2px 0}nav a:hover,nav a.active{background:var(--panel2);color:white}.nav-label{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#61708e;padding:18px 10px 6px}.logout{margin-top:auto;padding-top:18px}.logout button{width:100%;background:transparent;color:#aab7ce;border:1px solid var(--line);border-radius:9px;padding:9px;cursor:pointer}
.main{min-width:0}.topbar{height:64px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;background:rgba(11,16,32,.88);backdrop-filter:blur(10px);position:sticky;top:0;z-index:10}.page{padding:28px;max-width:1600px;margin:0 auto}.muted{color:var(--muted)}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}.page-head h1{margin:0 0 5px;font-size:27px}.page-head p{margin:0;color:var(--muted)}.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:var(--panel2);color:var(--text);padding:9px 13px;border-radius:9px;cursor:pointer}.btn:hover{filter:brightness(1.08)}.btn.primary{background:linear-gradient(135deg,#3b82f6,#6366f1);border-color:transparent}.btn.wide{width:100%;padding:11px}.pill,.status{display:inline-block;padding:4px 8px;border:1px solid var(--line);border-radius:999px;background:#111a2c;color:#c8d4e8;font-size:12px}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px}.kpis.four{grid-template-columns:repeat(4,minmax(0,1fr))}.kpi{background:linear-gradient(145deg,var(--panel),#101728);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow)}.kpi span{display:block;color:var(--muted);font-size:12px;margin-bottom:9px}.kpi strong{font-size:21px}.kpi.warn{border-color:#665326}.kpi.danger{border-color:#6a2b3a}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);margin-bottom:18px}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line)}.panel-head h2{font-size:16px;margin:0}.two-col{display:grid;grid-template-columns:1.35fr 1fr;gap:18px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:680px}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid #202b43;vertical-align:top}th{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#7788a6;background:rgba(255,255,255,.012)}tbody tr:hover{background:rgba(255,255,255,.018)}.empty{text-align:center;color:var(--muted);padding:28px}.row-actions{display:flex;gap:10px;align-items:center;white-space:nowrap}.row-actions form{display:inline}.link{background:transparent;border:0;padding:0;color:var(--accent2);cursor:pointer}.danger-text{color:var(--danger)}
.cash-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}.cash-grid>div{background:var(--panel);padding:20px}.cash-grid span{display:block;color:var(--muted);font-size:12px}.cash-grid strong{display:block;font-size:18px;margin-top:8px}
.search{display:flex;gap:8px;margin-bottom:12px}.search input{flex:1;max-width:520px}.inline-banner{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;gap:18px}.inline-banner div span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.form-card{padding:20px}.form-card.narrow{max-width:620px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid label.full{grid-column:1/-1}label{display:block;color:#bdc9dc;font-size:12px;font-weight:600}input,select,textarea{width:100%;margin-top:7px;background:#0e1628;border:1px solid #31415f;color:var(--text);border-radius:9px;padding:10px 11px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(94,161,255,.11)}textarea{resize:vertical}.form-actions{display:flex;gap:9px;margin-top:20px}
.alert{padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#172238;margin-bottom:16px}.alert.success{border-color:#1f6b54;background:#102b27}.alert.danger{border-color:#733244;background:#2b141c}.alert.warning{border-color:#735d22;background:#2c2611}code{background:#090f1c;padding:3px 6px;border-radius:5px}
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,#18284d 0,transparent 36%),radial-gradient(circle at 85% 80%,#291f54 0,transparent 35%),var(--bg)}.auth-card{width:min(420px,100%);background:rgba(18,26,45,.92);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}.auth-card .auth-logo{margin-bottom:18px}.auth-card h1{margin:0;font-size:28px}.auth-card p{margin:6px 0 24px}.auth-card label{margin:14px 0}
.paper{background:white;color:#142033;max-width:950px;margin:0 auto;border-radius:4px;padding:44px;box-shadow:var(--shadow)}.paper-head,.paper-grid{display:flex;justify-content:space-between;gap:30px}.paper-head{padding-bottom:26px;border-bottom:2px solid #1f2a3d}.paper-head>div:first-child{display:flex;flex-direction:column;gap:5px}.logo-print{margin-bottom:8px}.paper .right{text-align:right}.paper-grid{margin:30px 0}.paper small{color:#728096;font-size:10px;letter-spacing:.1em}.paper h2,.paper h3,.paper p{margin-top:5px}.paper p{line-height:1.5;color:#4c5a70}.invoice-table{min-width:0}.invoice-table th{background:#eef2f7;color:#5b6678}.invoice-table td{border-bottom:1px solid #e5e9ef}.totals{width:min(420px,100%);margin:25px 0 25px auto}.totals p,.receipt-line{display:flex;justify-content:space-between;border-bottom:1px solid #e5e9ef;padding:10px 0;margin:0}.totals .grand{font-size:18px;border-top:2px solid #1f2a3d;margin-top:4px}.paper footer{border-top:1px solid #e5e9ef;margin-top:35px;padding-top:18px;color:#728096;font-size:12px}.payment-history{background:#f7f9fc;padding:14px 18px;border-radius:8px}.payment-history p{display:flex;justify-content:space-between;border-bottom:1px solid #e8ecf1;padding:8px 0;margin:0}.receipt-amount{background:#eef5ff;border-radius:10px;padding:20px;margin:28px 0;display:flex;justify-content:space-between;align-items:center}.receipt-amount strong{font-size:26px}
.error-box{padding:50px;text-align:center}.error-box h1{font-size:60px;margin:0}
@media(max-width:1100px){.kpis{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}.shell{grid-template-columns:210px 1fr}}
@media(max-width:760px){.shell{display:block}.sidebar{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line)}.sidebar nav{display:grid;grid-template-columns:repeat(2,1fr);gap:3px}.nav-label{grid-column:1/-1}.logout{margin-top:12px}.topbar{position:relative;padding:0 16px}.page{padding:18px 14px}.page-head{flex-direction:column}.kpis,.kpis.four{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.form-grid label.full{grid-column:auto}.inline-banner{align-items:flex-start;flex-direction:column}.paper{padding:24px}.paper-head,.paper-grid{flex-direction:column}.paper .right{text-align:left}.cash-grid{grid-template-columns:1fr}}
@media(max-width:480px){.kpis,.kpis.four{grid-template-columns:1fr}.sidebar nav{grid-template-columns:1fr 1fr}.brand{padding-bottom:12px}}
@media print{body{background:white}.sidebar,.topbar,.no-print,.alert{display:none!important}.shell{display:block}.page{padding:0;max-width:none}.main{display:block}.paper{box-shadow:none;max-width:none;padding:16mm}.panel{box-shadow:none}.paper a{color:inherit}}