:root{--navy:#0f2744;--navy2:#173a62;--bg:#f4f7fb;--card:#fff;--text:#142033;--muted:#66748a;--border:#dce4ef;--accent:#1b67b2;--danger:#b42318;--success:#16794b;--warn:#9a6700}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);background:var(--bg)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app-shell{display:flex;min-height:100vh}.sidebar{width:255px;background:var(--navy);color:#fff;position:fixed;left:0;top:0;bottom:0;padding:22px 16px;display:flex;flex-direction:column}.brand{display:flex;gap:11px;align-items:center;margin-bottom:25px}.brand-mark{width:42px;height:42px;border-radius:10px;background:#fff;color:var(--navy);display:grid;place-items:center;font-weight:800}.brand strong{display:block;font-size:14px;letter-spacing:.4px}.brand small{display:block;color:#bdcce0;margin-top:3px}.sidebar nav a{display:block;color:#dbe7f6;padding:10px 12px;border-radius:8px;margin:2px 0}.sidebar nav a:hover{background:rgba(255,255,255,.08);text-decoration:none}.nav-label{font-size:11px;color:#8fa6c2;text-transform:uppercase;letter-spacing:.12em;margin:18px 12px 5px}.sidebar-bottom{margin-top:auto}.sidebar-bottom a{display:block;color:#dbe7f6;padding:10px 12px}.main{margin-left:255px;flex:1;padding:28px 32px 50px}.topbar{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:22px}.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}.eyebrow{font-size:11px;color:var(--muted);letter-spacing:.12em;font-weight:700}.topbar h1{margin:4px 0 0;font-size:27px}.userbox{font-size:13px;color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;box-shadow:0 5px 20px rgba(16,37,66,.04);margin-bottom:22px}
.category-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:22px}.category-card{position:relative;display:flex;align-items:center;gap:15px;padding:20px 20px 20px 18px;border:1px solid var(--border);border-radius:16px;background:#fff;box-shadow:0 7px 24px rgba(16,37,66,.05);overflow:hidden;color:var(--text);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.category-card:before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--navy2)}.category-card:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(16,37,66,.09);text-decoration:none;border-color:#c7d4e5}.category-icon{width:58px;height:58px;flex:0 0 58px;border-radius:14px;display:grid;place-items:center;background:#eef4fb;color:var(--navy2)}.category-icon svg{width:30px;height:30px}.category-copy{min-width:0;display:flex;flex-direction:column}.category-copy small{font-size:10px;letter-spacing:.12em;font-weight:800;color:var(--muted);margin-bottom:3px}.category-copy strong{font-size:28px;line-height:1.05;color:var(--navy)}.category-copy span{font-size:12px;color:var(--muted);margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.category-arrow{margin-left:auto;font-size:24px;color:#8da0b7;line-height:1}.consumable-card:before{background:#b27616}.consumable-card .category-icon{background:#fff6df;color:#9a6700}.component-card:before{background:#16794b}.component-card .category-icon{background:#e9f8f0;color:#16794b}.machine-card .category-icon{background:#eaf2fb;color:#173a62}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}.kpi{background:#fff;border:1px solid var(--border);padding:18px;border-radius:14px}.kpi.wide{grid-column:span 2}.kpi span{font-size:12px;color:var(--muted)}.kpi strong{display:block;font-size:27px;margin-top:7px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.equal>section{min-width:0}.grid-2 .span-2{grid-column:span 2}.section-head{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:15px}.section-head h2,.card h2{margin:0 0 4px;font-size:18px}.muted{color:var(--muted)}label{display:block;font-size:12px;color:#4a5970;margin-bottom:12px}input,select,textarea{width:100%;border:1px solid #cfd9e7;border-radius:8px;padding:10px 11px;font:inherit;margin-top:6px;background:#fff;color:var(--text)}textarea{min-height:90px;resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid #cbd6e4;border-radius:8px;background:#fff;color:var(--text);padding:9px 13px;font-weight:600;cursor:pointer}.btn:hover{background:#f1f5f9;text-decoration:none}.btn.primary{background:var(--navy2);color:#fff;border-color:var(--navy2)}.btn.full{width:100%}.toolbar{display:flex;gap:9px;margin-bottom:15px}.toolbar input{max-width:420px;margin:0}.toolbar select{max-width:220px;margin:0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:11px 10px;border-bottom:1px solid #edf1f6;text-align:left;vertical-align:middle}th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);white-space:nowrap}td small{display:block;color:var(--muted);margin-top:2px}.num{text-align:right;white-space:nowrap}.actions{display:flex;gap:9px;justify-content:flex-end}.link{border:0;background:none;padding:0;color:var(--accent);cursor:pointer}.danger{color:var(--danger)}.badge{display:inline-block;border-radius:99px;padding:4px 8px;font-size:11px;font-weight:700}.badge-success{background:#e3f7ed;color:var(--success)}.badge-danger{background:#feeceb;color:var(--danger)}.badge-muted{background:#eef2f6;color:#59677b}.badge-warn{background:#fff3d7;color:var(--warn)}.badge-info{background:#e5f1ff;color:#155b9c}.alert{padding:12px 14px;border-radius:10px;margin-bottom:18px}.alert.success{background:#e9f8f0;color:#0f6a43}.alert.error{background:#fff0ef;color:#a32117}.modal{display:none;position:fixed;inset:0;background:rgba(7,18,31,.45);z-index:50;padding:30px;overflow:auto}.modal.show{display:flex;align-items:flex-start;justify-content:center}.modal-box{background:#fff;border-radius:14px;width:min(720px,100%);padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.2)}.icon{border:0;background:none;font-size:26px;cursor:pointer}.inline-form{display:grid;grid-template-columns:1fr 110px 150px auto;gap:8px;align-items:end;margin-bottom:14px}.inline-form select,.inline-form input{margin:0}.empty{text-align:center;padding:50px}.summary{margin-top:16px;display:flex;gap:26px;justify-content:flex-end}.summary strong{margin-left:8px}.invoice-card{max-width:1050px;margin:auto}.invoice-head{display:flex;justify-content:space-between;gap:25px;border-bottom:2px solid var(--navy);padding-bottom:18px}.invoice-logo{width:48px;height:48px;background:var(--navy);color:#fff;border-radius:10px;display:grid;place-items:center;font-size:18px;font-weight:800}.invoice-meta{text-align:right}.invoice-meta>strong{font-size:20px;display:block;margin-bottom:8px}.bill-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:18px 0}.invoice-totals{margin:18px 0 0 auto;width:min(420px,100%)}.invoice-totals>div{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid #edf1f6}.invoice-totals .grand{font-size:18px;border-top:2px solid var(--navy);margin-top:4px;padding-top:11px}.invoice-notes{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}.screen-actions{margin-top:20px;display:flex;gap:8px}.login-bg{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eef4fb,#dfe9f6)}.login-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:30px;width:min(420px,calc(100% - 30px));box-shadow:0 15px 50px rgba(16,37,66,.12)}.login-card.wide{width:min(720px,calc(100% - 30px))}.login-card h1{margin:16px 0 20px}.hr,hr{border:0;border-top:1px solid var(--border);margin:24px 0}@media(max-width:1050px){.category-cards{grid-template-columns:1fr}.kpi-grid{grid-template-columns:repeat(2,1fr)}.kpi.wide{grid-column:span 2}.sidebar{width:210px}.main{margin-left:210px;padding:22px}}@media(max-width:760px){.sidebar{position:static;width:auto}.app-shell{display:block}.main{margin-left:0}.grid-2,.bill-grid,.invoice-notes{grid-template-columns:1fr}.kpi-grid{grid-template-columns:1fr}.kpi.wide{grid-column:span 1}.sidebar nav{display:grid;grid-template-columns:1fr 1fr}.sidebar{padding-bottom:12px}.topbar{align-items:flex-start}.userbox{display:none}.inline-form{grid-template-columns:1fr}.toolbar{flex-direction:column}.toolbar input,.toolbar select{max-width:none}.screen-actions{flex-wrap:wrap}}
@media print{body{background:#fff}.card{box-shadow:none;border:0}.invoice-card{max-width:none}.main{margin:0;padding:0}.sidebar,.topbar{display:none!important}}

/* Mobile / tablet navigation */
.mobile-nav-toggle{display:none;position:fixed;top:14px;left:14px;z-index:120;width:46px;height:46px;border:1px solid #cfd9e7;border-radius:12px;background:#fff;box-shadow:0 8px 24px rgba(16,37,66,.14);padding:10px;cursor:pointer}
.mobile-nav-toggle span{display:block;height:2px;background:var(--navy);margin:5px 0;border-radius:2px;transition:transform .18s ease,opacity .18s ease}
.mobile-nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mobile-nav-toggle.active span:nth-child(2){opacity:0}
.mobile-nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav-backdrop{display:none;position:fixed;inset:0;background:rgba(7,18,31,.46);z-index:89}
@media(max-width:1050px){
  .mobile-nav-toggle{display:block}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:275px;max-width:86vw;z-index:100;transform:translateX(-100%);transition:transform .22s ease;box-shadow:18px 0 45px rgba(5,18,35,.22);overflow:auto;padding-top:78px}
  .sidebar.nav-open{transform:translateX(0)}
  .mobile-nav-backdrop.nav-open{display:block}
  body.nav-lock{overflow:hidden}
  .main{margin-left:0;padding:78px 22px 40px}
  .topbar{margin-bottom:18px}
}
@media(max-width:760px){
  .main{padding:76px 14px 30px}
  .category-cards{grid-template-columns:1fr}
  .sidebar nav{display:block}
  .sidebar nav a{padding:12px 13px}
}
@media(min-width:1051px){
  .mobile-nav-toggle,.mobile-nav-backdrop{display:none!important}
}


/* Final mobile/tablet navigation overrides */
@media (max-width:1050px){
  .app-shell{display:block !important;}
  .mobile-nav-toggle{display:flex !important;align-items:center;justify-content:center;flex-direction:column;}
  .sidebar{position:fixed !important;left:0 !important;top:0 !important;bottom:0 !important;width:275px !important;max-width:86vw !important;height:100vh !important;z-index:100 !important;transform:translate3d(-105%,0,0) !important;transition:transform .22s ease !important;box-shadow:18px 0 45px rgba(5,18,35,.22) !important;overflow-y:auto !important;overflow-x:hidden !important;padding:78px 16px 20px !important;display:flex !important;flex-direction:column !important;visibility:hidden !important;}
  .sidebar.nav-open{transform:translate3d(0,0,0) !important;visibility:visible !important;}
  .sidebar nav{display:block !important;}
  .sidebar nav a{display:block !important;}
  .mobile-nav-backdrop{display:block !important;position:fixed !important;inset:0 !important;opacity:0 !important;visibility:hidden !important;pointer-events:none !important;z-index:90 !important;transition:opacity .22s ease,visibility .22s ease !important;}
  .mobile-nav-backdrop.nav-open{opacity:1 !important;visibility:visible !important;pointer-events:auto !important;}
  body.nav-lock{overflow:hidden !important;}
  .main{margin-left:0 !important;padding:78px 22px 40px !important;}
}
@media (max-width:760px){
  .sidebar{width:280px !important;max-width:88vw !important;padding:78px 14px 18px !important;}
  .sidebar nav{display:block !important;}
  .main{padding:76px 14px 30px !important;}
  .topbar{align-items:flex-start !important;}
}
@media (min-width:1051px){
  .mobile-nav-toggle{display:none !important;}
  .mobile-nav-backdrop{display:none !important;}
}