:root{
  --navy:#1a2e4a; --navy-light:#24405f; --amber:#f59e0b; --amber-dark:#d97706;
  --bg:#f1f5f9; --card:#fff; --text:#1e293b; --muted:#64748b; --border:#e2e8f0;
  --success:#10b981; --warning:#f59e0b; --danger:#ef4444;
  --radius:12px; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{color:inherit}

/* Topbar */
.topbar{background:var(--navy);color:#fff;box-shadow:var(--shadow)}
.topbar-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:28px;height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.brand-logo{height:34px;width:auto;background:#fff;padding:4px 8px;border-radius:6px}
.brand-text{font-weight:700;font-size:18px}
.main-nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}
.main-nav a{color:rgba(255,255,255,.85);text-decoration:none;padding:8px 14px;border-radius:8px;font-size:14px;font-weight:500;transition:all .15s}
.main-nav a:hover,.main-nav a.active{background:var(--navy-light);color:#fff}
.user-menu{display:flex;align-items:center;gap:14px}
.user-name{font-size:14px;font-weight:500}
.btn-logout{color:rgba(255,255,255,.85);text-decoration:none;font-size:13px;padding:6px 12px;border:1px solid rgba(255,255,255,.2);border-radius:8px}
.btn-logout:hover{background:rgba(255,255,255,.1)}

/* Content */
.content{max-width:1200px;margin:0 auto;padding:32px 24px}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:16px;margin-bottom:24px}
.page-title{font-size:24px;font-weight:700}
.page-sub{color:var(--muted);font-size:14px;margin-top:2px}

/* Cards */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:24px}
.card-title{font-size:16px;font-weight:700;margin-bottom:16px}

/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-bottom:24px}
.kpi{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;border-left:4px solid var(--navy)}
.kpi.accent{border-left-color:var(--amber)}
.kpi.green{border-left-color:var(--success)}
.kpi-label{color:var(--muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.kpi-value{font-size:26px;font-weight:700;margin-top:6px}
.kpi-value.success{color:var(--success)}
.kpi-value.warning{color:var(--amber)}
.kpi-value.danger{color:var(--danger)}
.kpi-hint{font-size:12px;color:var(--muted);margin-top:4px}

/* Period bar */
.period-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.period-bar select,.period-bar input[type=date]{padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;background:#fff}
.custom-dates{display:flex;gap:8px;align-items:center}

/* Progress */
.progress{height:10px;background:var(--border);border-radius:999px;overflow:hidden}
.progress-fill{height:100%;border-radius:999px;background:var(--amber);transition:width .4s}
.progress-fill.green{background:var(--success)}
.progress-fill.red{background:var(--danger)}

/* Table */
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);padding:12px 14px;border-bottom:2px solid var(--border)}
td{padding:14px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:middle}
tr:last-child td{border-bottom:none}
.t-right{text-align:right}
.t-center{text-align:center}

/* Buttons */
.btn{display:inline-block;padding:10px 18px;border-radius:8px;font-size:14px;font-weight:600;text-decoration:none;border:none;cursor:pointer;transition:all .15s;text-align:center}
.btn-primary{background:var(--amber);color:#fff}
.btn-primary:hover{background:var(--amber-dark)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-light)}
.btn-light{background:var(--bg);color:var(--text);border:1px solid var(--border)}
.btn-light:hover{background:#e2e8f0}
.btn-danger{background:#fee2e2;color:var(--danger)}
.btn-danger:hover{background:#fecaca}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-block{width:100%}

/* Forms */
.form label{display:block;font-size:13px;font-weight:600;margin:14px 0 6px;color:var(--text)}
.form input,.form select,.form textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit}
.form textarea{min-height:70px;resize:vertical}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}

/* Badges */
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge-green{background:#d1fae5;color:#065f46}
.badge-amber{background:#fef3c7;color:#92400e}
.badge-red{background:#fee2e2;color:#991b1b}
.badge-gray{background:#e2e8f0;color:#475569}

/* Client cards */
.clients-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.client-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;border-top:3px solid var(--amber)}
.client-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}
.client-name{font-weight:700;font-size:15px}
.client-date{font-size:12px;color:var(--muted)}
.client-items{list-style:none;margin:10px 0;font-size:13px}
.client-items li{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px dashed var(--border)}
.client-total{display:flex;justify-content:space-between;font-weight:700;margin-top:10px;padding-top:8px;border-top:2px solid var(--border)}
.client-notes{font-size:12px;color:var(--muted);margin-top:10px;font-style:italic;background:var(--bg);padding:8px 10px;border-radius:8px}

/* Login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--navy);padding:20px}
.login-card{background:#fff;border-radius:16px;padding:40px;width:100%;max-width:400px;box-shadow:0 10px 40px rgba(0,0,0,.2);text-align:center}
.login-logo{height:54px;margin-bottom:20px}
.login-card h1{font-size:20px;margin-bottom:4px}
.login-sub{color:var(--muted);font-size:14px;margin-bottom:24px}
.login-card form{text-align:left}
.login-card label{display:block;font-size:13px;font-weight:600;margin:14px 0 6px}
.login-card input{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px}
.login-card button{margin-top:24px}

/* Alerts */
.alert{padding:12px 16px;border-radius:8px;font-size:14px;margin-bottom:16px}
.alert-error{background:#fee2e2;color:#991b1b}

/* Gauge */
.gauge-wrap{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.gauge-box{position:relative;width:180px;height:180px;flex-shrink:0}
.gauge-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.gauge-pct{font-size:28px;font-weight:700}
.gauge-label{font-size:12px;color:var(--muted)}

/* Inline forms in tables */
.inline-form{display:inline}
.muted{color:var(--muted)}
.section-gap{margin-top:32px}

@media(max-width:640px){
  .topbar-inner{height:auto;padding:12px 16px}
  .main-nav{order:3;width:100%}
  .content{padding:20px 16px}
}