:root{color-scheme:light;
  /* ── Tech Zero Africa brand ── */
  --primary:#B92D92;--primary-light:#fce8f6;--primary-dark:#8f1f6e;
  --navy:#26387D;--navy-light:#edf0fa;--navy-dark:#1a2558;
  --brand-text:#0E1230;
  /* ── Semantic (keep green for success/OK states) ── */
  --green:#16a34a;--green-light:#dcfce7;--green-dark:#14532d;
  --blue:#2563eb;--orange:#ea580c;--red:#dc2626;--yellow:#ca8a04;
  /* ── Neutrals ── */
  --gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;--gray-800:#1f2937;--gray-900:#111827;
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{background:#f5f4fb;min-height:100vh;color:var(--brand-text);-webkit-tap-highlight-color:transparent}
button{cursor:pointer;border:none;outline:none;font-family:inherit;touch-action:manipulation;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
input,select,textarea{font-family:inherit;outline:none}
/* iPad/pen: default cursor+selection back on for actual data-entry fields */
input,select,textarea{-webkit-user-select:text;user-select:text}
/* Layout */
#app{display:flex;min-height:100vh}
#sidebar{width:220px;background:var(--navy);color:#fff;display:flex;flex-direction:column;flex-shrink:0;position:fixed;top:0;left:0;height:100vh;z-index:100;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
#main{margin-left:220px;flex:1;display:flex;flex-direction:column;min-height:100vh}
#topbar{background:#fff;border-bottom:2px solid #B92D92;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}
#content{flex:1;padding:24px;max-width:1200px}
/* Sidebar */
.sidebar-logo{padding:20px 16px 16px;border-bottom:1px solid rgba(255,255,255,.15);display:flex;align-items:center;gap:10px}
.sidebar-logo .logo-icon{width:36px;height:36px;background:var(--primary);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px}
.sidebar-logo span{font-size:15px;font-weight:700;letter-spacing:.3px}
.sidebar-logo small{font-size:10px;opacity:.6;display:block;margin-top:1px}
.nav-section{padding:12px 0 4px;font-size:10px;font-weight:600;letter-spacing:1px;color:rgba(255,255,255,.5);padding-left:16px;text-transform:uppercase}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 16px;min-height:44px;color:rgba(255,255,255,.8);font-size:13px;cursor:pointer;transition:.15s;border-left:3px solid transparent;touch-action:manipulation;-webkit-user-select:none;user-select:none;text-decoration:none}
.nav-item:hover{background:rgba(255,255,255,.1);color:#fff}
.nav-item.active{background:rgba(255,255,255,.15);color:#fff;border-left-color:var(--primary)}
.nav-item .icon{font-size:15px;width:20px;text-align:center}
.sidebar-user{margin-top:auto;padding:12px 16px;border-top:1px solid rgba(255,255,255,.15);font-size:12px}
.sidebar-user .uname{font-weight:600;color:#fff}
.sidebar-user .urole{color:rgba(255,255,255,.5);font-size:11px;margin-top:2px}
.sidebar-user .signout{margin-top:8px;font-size:11px;color:rgba(255,255,255,.5);cursor:pointer;text-decoration:underline}
/* Cards */
.card{background:#fff;border-radius:12px;border:1px solid var(--gray-200);padding:20px}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.card-title{font-size:15px;font-weight:600;color:var(--brand-text)}
/* Buttons */
.btn{padding:8px 16px;min-height:38px;border-radius:8px;font-size:13px;font-weight:500;transition:.15s;display:inline-flex;align-items:center;gap:6px;touch-action:manipulation}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}
.btn-secondary{background:var(--gray-100);color:var(--gray-700);border:1px solid var(--gray-200)}.btn-secondary:hover{background:var(--gray-200)}
.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{background:#b91c1c}
.btn-sm{padding:5px 10px;font-size:12px}
/* Badges */
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}
.badge-green{background:var(--green-light);color:var(--green-dark)}
.badge-blue{background:#dbeafe;color:#1d4ed8}
.badge-orange{background:#ffedd5;color:#c2410c}
.badge-red{background:#fee2e2;color:#b91c1c}
.badge-gray{background:var(--gray-100);color:var(--gray-600)}
.badge-yellow{background:#fef9c3;color:#854d0e}
/* Form elements */
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--gray-600);margin-bottom:6px;text-transform:uppercase;letter-spacing:.4px}
.form-input{width:100%;padding:10px 12px;min-height:40px;border:1px solid var(--gray-300);border-radius:8px;font-size:16px;color:var(--gray-800);background:#fff;transition:.15s}
.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(185,45,146,.1)}
.form-select{width:100%;padding:10px 12px;min-height:40px;border:1px solid var(--gray-300);border-radius:8px;font-size:16px;color:var(--gray-800);background:#fff;appearance:none}
.form-select:focus{border-color:var(--primary)}
/* Tables */
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:11px;font-weight:600;color:var(--gray-500);text-transform:uppercase;letter-spacing:.5px;padding:10px 16px;border-bottom:1px solid var(--gray-200)}
td{padding:12px 16px;font-size:13px;border-bottom:1px solid var(--gray-100);color:var(--gray-700)}
tr:hover td{background:var(--gray-50)}
/* Stats */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.stat-card{background:#fff;border-radius:12px;border:1px solid var(--gray-200);padding:16px}
.stat-value{font-size:26px;font-weight:700;color:var(--gray-900)}
.stat-label{font-size:12px;color:var(--gray-500);margin-top:4px}
.stat-delta{font-size:11px;margin-top:6px}
/* Kanban */
.kanban{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px}
.kanban-col{flex-shrink:0;width:200px;background:var(--gray-100);border-radius:10px;padding:12px}
.kanban-col-header{font-size:12px;font-weight:700;color:var(--gray-700);margin-bottom:8px;display:flex;justify-content:space-between;align-items:center}
.kanban-card{background:#fff;border-radius:8px;border:1px solid var(--gray-200);padding:10px;margin-bottom:8px;cursor:pointer;transition:.15s;font-size:12px;touch-action:manipulation;min-height:44px}
.kanban-card:hover{border-color:var(--primary);box-shadow:0 2px 8px rgba(185,45,146,.12)}
.kanban-card .proj-name{font-weight:600;color:var(--gray-800);margin-bottom:4px}
.kanban-card .proj-meta{color:var(--gray-500);font-size:11px}
/* Wizard */
.wizard-steps{display:flex;align-items:center;margin-bottom:24px}
.wizard-step{display:flex;align-items:center;gap:8px;font-size:13px}
.wizard-step-num{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;flex-shrink:0}
.wizard-step.active .wizard-step-num{background:var(--primary);color:#fff}
.wizard-step.done .wizard-step-num{background:var(--primary-light);color:var(--primary)}
.wizard-step.pending .wizard-step-num{background:var(--gray-200);color:var(--gray-500)}
.wizard-step-label{color:var(--gray-600);font-weight:500}
.wizard-step.active .wizard-step-label{color:var(--primary);font-weight:600}
.wizard-divider{flex:1;height:2px;background:var(--gray-200);margin:0 8px}
.wizard-divider.done{background:var(--primary)}
/* Alert */
.alert{padding:12px 16px;border-radius:8px;font-size:13px;margin-bottom:16px;display:flex;gap:10px;align-items:flex-start}
.alert-warning{background:#fef3c7;border:1px solid #fcd34d;color:#92400e}
.alert-error{background:#fee2e2;border:1px solid #fca5a5;color:#b91c1c}
.alert-success{background:var(--green-light);border:1px solid #86efac;color:var(--green-dark)}
.alert-info{background:#dbeafe;border:1px solid #93c5fd;color:#1e40af}
/* Login page */
#login-page{min-height:100vh;background:linear-gradient(135deg,#0E1230 0%,#26387D 55%,#B92D92 100%);display:flex;align-items:center;justify-content:center;padding:24px;position:relative}
/* CLIENTDEMO-001: deliberately unobtrusive */
.client-demo-btn{position:fixed;bottom:18px;right:18px;background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.25);border-radius:20px;padding:8px 16px;min-height:36px;font-size:12px;font-weight:600;letter-spacing:.2px;touch-action:manipulation}
.client-demo-btn:hover{background:rgba(255,255,255,.2);color:#fff}
.login-card{background:#fff;border-radius:16px;padding:40px;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.3);border-top:4px solid #B92D92}
.login-logo{text-align:center;margin-bottom:32px}
.login-logo .logo-circle{width:64px;height:64px;background:var(--primary);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:32px;margin:0 auto 12px}
.login-logo h1{font-size:22px;font-weight:800;color:var(--gray-900)}
.login-logo p{font-size:13px;color:var(--gray-500);margin-top:4px}
.demo-users{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.demo-user-btn{padding:14px;min-height:48px;border:1.5px solid var(--gray-200);border-radius:10px;background:#fff;text-align:left;cursor:pointer;transition:.15s;touch-action:manipulation}
.demo-user-btn:hover{border-color:var(--primary);background:var(--primary-light)}
.demo-user-btn .du-name{font-weight:600;font-size:13px;color:var(--gray-800)}
.demo-user-btn .du-role{font-size:11px;color:var(--gray-500);margin-top:2px}
/* Milestone */
.milestone-item{display:flex;gap:16px;margin-bottom:16px}
.milestone-connector{display:flex;flex-direction:column;align-items:center;gap:0}
.milestone-dot{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}
.milestone-line{width:2px;flex:1;min-height:20px;background:var(--gray-200)}
.milestone-dot.done{background:var(--primary);color:#fff}
.milestone-dot.active{background:var(--blue);color:#fff}
.milestone-dot.locked{background:var(--gray-200);color:var(--gray-400)}
.milestone-content{flex:1;padding-top:4px}
.milestone-title{font-weight:600;font-size:14px;color:var(--gray-800)}
.milestone-meta{font-size:12px;color:var(--gray-500);margin-top:2px}
/* Tabs */
.tabs{display:flex;gap:0;border-bottom:2px solid var(--gray-200);margin-bottom:20px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.tab{padding:12px 18px;min-height:44px;display:inline-flex;align-items:center;font-size:13px;font-weight:500;color:var(--gray-500);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;touch-action:manipulation;-webkit-user-select:none;user-select:none;white-space:nowrap}
.tab:hover{color:var(--gray-700)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}
/* Misc */
.page-header{margin-bottom:24px}
.page-title{font-size:20px;font-weight:700;color:var(--brand-text)}
.page-subtitle{font-size:13px;color:var(--gray-500);margin-top:4px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.flex-between{display:flex;align-items:center;justify-content:space-between}
.flex-gap{display:flex;align-items:center;gap:8px}
.text-green{color:var(--green)}.text-primary{color:var(--primary)}.text-navy{color:var(--navy)}
.text-red{color:var(--red)}
.text-gray{color:var(--gray-500)}
.font-bold{font-weight:700}
.mt-4{margin-top:16px}
.mt-2{margin-top:8px}
.hidden{display:none!important}
.loading{text-align:center;padding:40px;color:var(--gray-400)}
input[type=checkbox]{width:20px;height:20px;flex-shrink:0;accent-color:var(--primary);cursor:pointer;touch-action:manipulation}
.checklist-item{display:flex;align-items:flex-start;gap:12px;padding:12px 2px;min-height:44px;border-bottom:1px solid var(--gray-100)}
.checklist-item:last-child{border-bottom:none}
.checklist-label{flex:1;font-size:13px;color:var(--gray-700);line-height:1.4;cursor:pointer;padding-top:1px}
.section-divider{border:none;border-top:1px solid var(--gray-200);margin:20px 0}
.kes{font-family:monospace}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600}
.progress-bar-track{background:var(--gray-200);border-radius:999px;height:8px;overflow:hidden}
.progress-bar-fill{height:100%;background:var(--primary);border-radius:999px;transition:.3s}
/* Stock status indicators */
.stock-bar{height:6px;border-radius:3px;background:var(--gray-200);overflow:hidden;margin-top:4px;width:80px}
.stock-bar-fill{height:100%;border-radius:3px;transition:.3s}
.stock-ok .stock-bar-fill{background:var(--green)}
.stock-low .stock-bar-fill{background:#f59e0b}
.stock-out .stock-bar-fill{background:var(--red)}
/* Inventory alert pill */
.inv-alert{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:6px;font-size:11px;font-weight:700}
.inv-alert.ok{background:var(--green-light);color:var(--green-dark)}
.inv-alert.low{background:#fef3c7;color:#92400e}
.inv-alert.out{background:#fee2e2;color:#b91c1c}
/* Movement type */
.mv-in{color:var(--green);font-weight:700}
.mv-out{color:var(--red);font-weight:700}
/* Import zone */
.import-zone{border:2px dashed var(--gray-300);border-radius:12px;padding:32px;text-align:center;cursor:pointer;transition:.2s;background:var(--gray-50)}
.import-zone:hover,.import-zone.drag-over{border-color:var(--primary);background:var(--primary-light)}
.import-zone input[type=file]{display:none}
/* Toggle switch */
.tgl{position:relative;display:inline-block;width:42px;height:24px;flex-shrink:0}
.tgl input{opacity:0;width:0;height:0;position:absolute}
.tgl-track{position:absolute;cursor:pointer;inset:0;background:#d1d5db;border-radius:22px;transition:.2s;touch-action:manipulation}
.tgl-track:before{position:absolute;content:'';height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
input:checked+.tgl-track{background:var(--green)}
input:checked+.tgl-track:before{transform:translateX(18px)}
.tgl input:disabled+.tgl-track{opacity:.4;cursor:not-allowed}

/* ── iPad Responsive Layout (MOB-001) ─────────────────────────────────────── */
@media (max-width: 1024px){
  #sidebar{ transform:translateX(-100%); transition:transform .2s; z-index:200; width:260px; }
  #sidebar.open{ transform:translateX(0); box-shadow:0 0 40px rgba(0,0,0,.3); }
  #main{ margin-left:0; }
  #content{ padding:18px; max-width:none; }
  .grid-3{ grid-template-columns:1fr 1fr; }
  .stats-grid{ grid-template-columns:repeat(2,1fr); }
  .kanban-col{ width:240px; }
  .kanban{ scroll-snap-type:x mandatory; -webkit-overflow-scrolling:touch; }
  .kanban-col{ scroll-snap-align:start; }
  .btn{ padding:11px 18px; min-height:44px; font-size:14px; }
  .btn-sm{ padding:8px 14px; min-height:38px; font-size:13px; }
  input[type=checkbox]{ width:22px; height:22px; }
  .checklist-item{ padding:14px 2px; min-height:48px; }
  #sidebar-backdrop{ display:block; }
}
@media (max-width: 820px){
  .grid-2, .grid-3{ grid-template-columns:1fr; }
  .wizard-steps{ overflow-x:auto; -webkit-overflow-scrolling:touch; }
}
/* Signature pad — used by Site Visit, Commissioning & Pump Inspection sign-off (SIG-001) */
.sig-pad{width:100%;height:150px;display:block;border-radius:8px;background:#fff;touch-action:none;cursor:crosshair}
.sig-pad-card{border:2px dashed var(--gray-300);transition:border-color .2s}
.sig-pad-card.signed{border-color:var(--green);border-style:solid}
/* Desktop ≥1025px: hamburger hidden */
@media (min-width: 1025px){
  #menu-toggle{ display:none !important; }
  #sidebar-backdrop{ display:none !important; }
}
#sidebar-backdrop{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:190;
}
#menu-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:8px;
  background:var(--gray-100);border:1px solid var(--gray-200);
  font-size:18px;cursor:pointer;flex-shrink:0;
}
/* ─────────────────────────────────────────────────────────────────────────── */