:root{
  --titan-blue:#28285B;
  --titan-dark:#1a1a4a;
  --titan-blue-2:#34347a;
  --titan-orange:#E85B0e;
  --titan-orange-dk:#c24d09;
  --bg:#f5f5f7;
  --surface:#ffffff;
  --ink:#1f2235;
  --ink-2:#3a3a45;
  --muted:#6b6f80;
  --line:#e8eaf0;
  --line-2:#d6d8e1;
  --good:#16a34a;
  --bad:#dc2626;
  --warn:#ca8a04;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%}
body{font-family:'Montserrat',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:var(--titan-blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-0.01em}
h1{font-size:28px;line-height:1.2}
h2{font-size:20px;line-height:1.25}
h3{font-size:16px;line-height:1.3}
p{margin:0 0 12px}
.muted{color:var(--muted)}
.small{font-size:12px}
.mono{font-family:ui-monospace,'SF Mono',Menlo,Consolas,monospace}
.nowrap{white-space:nowrap}
.truncate{max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* === NAV === */
.app-nav{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700}
.brand:hover{text-decoration:none}
.brand-logo{height:28px;width:auto}
.brand-text{font-size:14px;letter-spacing:0.4px}
.nav-links{display:flex;gap:4px;flex:1;margin-left:16px}
.nav-link{padding:8px 14px;border-radius:6px;color:var(--ink-2);font-weight:500;font-size:13px;transition:all 0.12s}
.nav-link:hover{background:var(--bg);color:var(--titan-blue);text-decoration:none}
.nav-user{display:flex;align-items:center;gap:12px}
.user-chip{display:flex;align-items:center;gap:10px;padding:4px 10px 4px 4px;border-radius:999px;background:var(--bg)}
.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--titan-blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.user-meta{display:flex;flex-direction:column;line-height:1.15}
.user-name{font-size:13px;font-weight:600;color:var(--ink)}
.user-role{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:0.5px}
.nav-icon{padding:6px 10px;border-radius:6px;background:transparent;border:1px solid transparent;color:var(--ink-2);font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;transition:all 0.12s}
.nav-icon:hover{background:var(--bg);color:var(--titan-blue);text-decoration:none}
.nav-icon-danger{color:var(--bad)}
.nav-icon-danger:hover{background:#fee2e2;color:var(--bad)}
.logout-form{margin:0;display:inline}

/* === MAIN === */
.app-main{min-height:calc(100vh - 64px - 48px);padding:32px 0}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}
.eyebrow{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--titan-blue);margin:0 0 4px}
.page-title{font-size:28px;font-weight:700;margin:0 0 4px;color:var(--ink)}
.page-sub{font-size:14px;color:var(--muted);margin:0}
.page-head-meta{display:flex;gap:8px;align-items:center}

/* === CARDS / GRID === */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-bottom:24px}
.tile{display:block;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:24px;transition:all 0.15s;color:inherit;text-decoration:none}
.tile:hover{border-color:var(--titan-blue-2);text-decoration:none;transform:translateY(-1px);box-shadow:0 8px 24px -8px rgba(40,40,91,0.16)}
.tile-eyebrow{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--titan-orange);margin-bottom:6px;display:block}
.tile-title{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px}
.tile-desc{font-size:13px;color:var(--muted);margin-bottom:16px;line-height:1.55}
.tile-cta{font-size:12px;font-weight:700;color:var(--titan-blue);text-transform:uppercase;letter-spacing:0.5px}
.tile-accent{border-left:3px solid var(--titan-orange)}

/* === PANEL === */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:0;margin-bottom:24px;overflow:hidden}
.panel-head{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--line)}
.panel-title{font-size:14px;font-weight:700;color:var(--ink);margin:0;text-transform:uppercase;letter-spacing:0.5px}
.panel-link{font-size:13px;color:var(--titan-blue);font-weight:500}
.panel .data-table,.panel .kv-table{margin:0}

/* === TABLES === */
.data-table{width:100%;border-collapse:collapse;font-size:13px}
.data-table th,.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.data-table th{font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:0.5px;color:var(--muted);background:#fafafb}
.data-table tbody tr:last-child td{border-bottom:none}
.data-table tbody tr:hover{background:#fafafb}
.kv-table{width:100%;border-collapse:collapse;font-size:13px}
.kv-table th,.kv-table td{padding:10px 16px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.kv-table th{width:200px;font-weight:600;color:var(--ink-2);background:#fafafb}
.kv-table tr:last-child th,.kv-table tr:last-child td{border-bottom:none}

/* === ROLE / STATUS PILLS === */
.role-pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:0.5px}
.role-pill.role-admin{background:#fef3ec;color:var(--titan-orange)}
.role-pill.role-worker{background:#e8eaf0;color:var(--ink-2)}
.status-pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600}
.status-pill.status-on{background:#dcfce7;color:var(--good)}
.status-pill.status-off{background:#fee2e2;color:var(--bad)}

/* === FORMS === */
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;padding:24px}
.form-grid.form-narrow{max-width:560px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;font-weight:600;color:var(--ink-2);text-transform:uppercase;letter-spacing:0.4px}
.field input,.field select,.field textarea{padding:10px 12px;border:1px solid var(--line);border-radius:6px;font-size:14px;background:var(--surface);color:var(--ink);font-family:inherit;transition:all 0.12s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--titan-blue);box-shadow:0 0 0 3px rgba(40,40,91,0.12)}
.field-checkbox{flex-direction:row;align-items:center;gap:10px}
.field-checkbox label{margin:0;text-transform:none;letter-spacing:0;font-size:14px;font-weight:500;color:var(--ink)}
.form-actions{grid-column:1/-1;display:flex;gap:12px;justify-content:flex-end;padding-top:8px;border-top:1px solid var(--line);margin-top:8px}

/* === BUTTONS === */
.btn{display:inline-block;padding:10px 18px;border-radius:6px;font-size:13px;font-weight:600;font-family:inherit;border:1px solid transparent;cursor:pointer;transition:all 0.12s;text-decoration:none;line-height:1.2}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--titan-blue);color:#fff;border-color:var(--titan-blue)}
.btn-primary:hover{background:var(--titan-dark);border-color:var(--titan-dark)}
.btn-ghost{background:transparent;color:var(--ink-2);border-color:var(--line-2)}
.btn-ghost:hover{background:var(--bg);color:var(--ink)}
.btn-block{display:block;width:100%;margin-top:8px}
.link{color:var(--titan-blue);background:transparent;border:none;cursor:pointer;font-size:13px;font-weight:600;font-family:inherit;padding:0;text-decoration:none}
.link:hover{text-decoration:underline}
.link-danger{color:var(--bad)}
.link-danger:hover{color:#991b1b}
.inline-form{display:inline;margin:0}
.actions{display:flex;gap:14px;align-items:center}

/* === FLASH === */
.flash-stack{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.flash{padding:12px 16px;border-radius:6px;font-size:13px;border:1px solid}
.flash-success{background:#dcfce7;border-color:#86efac;color:#14532d}
.flash-danger{background:#fee2e2;border-color:#fca5a5;color:#7f1d1d}
.flash-warning{background:#fef3c7;border-color:#fde68a;color:#713f12}
.flash-info{background:#dbeafe;border-color:#93c5fd;color:#1e3a8a}

/* === PAGINATION === */
.pagination{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-top:1px solid var(--line);background:#fafafb}

/* === PLACEHOLDER === */
.placeholder-panel{text-align:center;padding:60px 24px}
.placeholder-icon{width:72px;height:72px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;background:var(--titan-blue);color:#fff;border-radius:14px;font-size:24px;font-weight:700;letter-spacing:1px}
.placeholder-title{font-size:20px;margin-bottom:8px}
.placeholder-desc{font-size:14px;color:var(--muted);max-width:480px;margin:0 auto 20px}

/* === FOOTER === */
.app-footer{background:var(--surface);border-top:1px solid var(--line);padding:16px 0;color:var(--muted);font-size:12px}
.app-footer .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* === LOGIN === */
.login-body{background:radial-gradient(ellipse at top,var(--titan-blue-2) 0%,var(--titan-dark) 70%,var(--titan-dark) 100%);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.login-wrap{width:100%;max-width:400px}
.login-card{background:var(--surface);border-radius:12px;padding:36px 32px;box-shadow:0 24px 60px -12px rgba(0,0,0,0.4)}
.login-header{text-align:center;margin-bottom:28px}
.login-logo{height:48px;width:auto;margin:0 auto 14px}
.login-subtitle{font-size:11px;text-transform:uppercase;letter-spacing:2px;color:var(--muted);font-weight:600}
.login-form{display:flex;flex-direction:column;gap:16px}
.login-foot{text-align:center;font-size:11px;color:var(--muted);margin-top:18px;text-transform:uppercase;letter-spacing:0.5px}

/* === RESPONSIVE === */
@media (max-width:768px){
  .nav-inner{flex-wrap:wrap;height:auto;padding:12px 16px;gap:12px}
  .nav-links{order:3;width:100%;flex:1 0 100%;overflow-x:auto;flex-wrap:wrap}
  .nav-user{margin-left:auto}
  .container{padding:0 16px}
  .page-head{flex-direction:column;align-items:flex-start}
  .data-table{display:block;overflow-x:auto;white-space:nowrap}
  .kv-table th{width:auto}
}