:root {
    --bg: #eef3fb;
    --card: #ffffff;
    --line: #d8dfec;
    --text: #1a2233;
    --muted: #66728a;
    --accent: #1f4aa8;
    --accent-soft: #e8eefc;
    --danger: #a83232;
    --danger-soft: #fdecec;
    --success: #246b3c;
    --success-soft: #edf8f0;
    --warning: #9b6a11;
    --warning-soft: #fff5df;
 }
 * { box-sizing: border-box; }
 body { margin: 0; font-family: Arial, Helvetica, sans-serif; background: var(--bg); color: var(--text); }
 a { color: var(--accent); text-decoration: none; }
 .shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
 .sidebar { background: #162236; color: #fff; padding: 24px 18px; }
 .brand { padding: 0 10px 18px; border-bottom: 1px solid rgba(255,255,255,0.12); margin-bottom: 18px; }
 .brand-title { font-size: 22px; font-weight: 700; line-height: 1.2; }
 .brand-version { margin-top: 8px; color: #c1d2f8; font-size: 13px; }
 .nav-group-title { color: #7f95bb; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; margin: 16px 10px 8px; }
 .nav { display: flex; flex-direction: column; gap: 6px; }
 .nav-link { display: block; padding: 10px 12px; color: #d6e2ff; border-radius: 10px; }
 .nav-link.active, .nav-link:hover { background: rgba(255,255,255,0.10); color: #fff; }
 .lang-switch { display: flex; gap: 6px; align-items: center; margin: 18px 10px 0; flex-wrap: wrap; }
 .lang-label { color: #7f95bb; font-size: 12px; }
 .lang-pill { display: inline-block; padding: 5px 8px; border-radius: 999px; background: rgba(255,255,255,0.06); color: #d6e2ff; font-size: 12px; }
 .lang-pill.active { background: #fff; color: #162236; }
 .nav-logout { margin-top: 16px; }
 .content { padding: 24px; }
 .topbar { display: flex; justify-content: space-between; gap: 16px; align-items: start; margin-bottom: 18px; }
 h1,h2,h3 { margin: 0 0 8px; }
 h1 { font-size: 28px; }
 .muted { color: var(--muted); margin: 0; }
 .userbox { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; min-width: 170px; text-align: right; }
 .grid { display: grid; gap: 18px; }
 .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
 .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
 .card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px; box-shadow: 0 6px 20px rgba(20, 31, 56, 0.04); }
 .card h2 { margin-bottom: 14px; }
 .kpi { font-size: 34px; font-weight: 700; }
 .kpi-label { color: var(--muted); font-size: 14px; margin-top: 4px; }
 .toolbar, form.inline, .actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; }
 label { display: block; margin-bottom: 6px; font-weight: 700; font-size: 14px; }
 input[type="text"], input[type="email"], input[type="password"], input[type="date"], input[type="time"], input[type="number"], select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; font: inherit; background: #fff; color: var(--text); }
 textarea { min-height: 96px; resize: vertical; }
 button, .button { border: 0; border-radius: 10px; background: var(--accent); color: #fff; padding: 10px 14px; font: inherit; cursor: pointer; }
 .button-secondary { background: #586178; }
 .button-danger { background: var(--danger); }
 .button-soft { background: var(--accent-soft); color: var(--accent); }
 .button-warning { background: var(--warning); }
 .button-success { background: var(--success); }
 .button-group { display: flex; gap: 8px; flex-wrap: wrap; }
 .table-wrap { overflow-x: auto; }
 table { width: 100%; border-collapse: collapse; }
 th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
 .badge { display: inline-block; border-radius: 999px; padding: 6px 10px; font-size: 12px; font-weight: 700; }
 .badge-open { background: var(--warning-soft); color: var(--warning); }
 .badge-done { background: var(--success-soft); color: var(--success); }
 .badge-active { background: var(--accent-soft); color: var(--accent); }
 .flash { border-radius: 12px; padding: 12px 14px; margin-bottom: 18px; font-weight: 700; }
 .flash-success { background: var(--success-soft); color: var(--success); }
 .flash-error { background: var(--danger-soft); color: var(--danger); }
 .footer { margin-top: 22px; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; }
 .login-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
 .login-card { width: min(460px, 100%); }
 small.code, .code { font-family: Consolas, monospace; background: #eef2f8; padding: 2px 6px; border-radius: 6px; }
 .mobile-actions { display: grid; gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .metric-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
 .metric-list li { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
 .signature-pad { border: 1px dashed var(--line); border-radius: 12px; background: #fff; overflow: hidden; }
 .signature-pad canvas { width: 100%; height: 200px; display: block; }
 .signature-preview img { max-width: 100%; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
 .gps-meta, .help-list { color: var(--muted); font-size: 13px; }
 .section-title { margin-bottom: 10px; font-size: 18px; }
 .two-col { display: grid; grid-template-columns: 1.3fr .7fr; gap: 18px; }
 @media (max-width: 1100px) { .grid-4, .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .two-col { grid-template-columns: 1fr; } }
 @media (max-width: 960px) { .shell { grid-template-columns: 1fr; } .content { padding: 16px; } .grid-2, .grid-3, .grid-4, .mobile-actions { grid-template-columns: 1fr; } .topbar { flex-direction: column; } .userbox { width: 100%; text-align: left; } }