:root{
  --bg:#f4f5f7; --surface:#ffffff; --surface-2:#f8f9fb; --line:#e3e6eb;
  --ink:#14171c; --ink-2:#4a5160; --muted:#7a8291;
  --brand:#0f5fbf; --brand-ink:#ffffff; --brand-soft:#e6f0fc;
  --good:#0a7d3b; --good-bg:#e5f5eb; --warn:#9a6200; --warn-bg:#fdf3dc;
  --bad:#c0302f; --bad-bg:#fce9e8; --info:#4a3aa7; --info-bg:#eeecfb;
  --s1:#2a78d6; --s2:#eb6834;
  --r:10px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Plus Jakarta Sans",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.45}
.hidden{display:none!important}
.muted{color:var(--muted)} .err{color:var(--bad);min-height:1.2em}
h1,h2,h3{margin:0;font-weight:700} h2{font-size:18px} h3{font-size:16px}
a{color:var(--brand)}
input,select,textarea{font:inherit;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 10px;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
label{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--ink-2)}
label.chk{flex-direction:row;align-items:center;gap:8px;font-weight:500}
label.chk input{width:auto}
.btn{font:inherit;font-weight:600;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;padding:8px 14px;cursor:pointer;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;text-decoration:none}
.btn:hover{background:var(--surface-2)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.wa{background:#1f9d55;border-color:#1f9d55;color:#fff}
.btn.danger{color:var(--bad)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.sm{padding:5px 10px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.login-card{background:var(--surface);padding:32px;border-radius:14px;box-shadow:var(--shadow);width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px}
.login-card h1{font-size:22px}
.brand-mark{width:44px;height:44px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:22px}
.brand-mark.sm{width:32px;height:32px;font-size:16px;border-radius:8px}

/* layout */
.layout{display:grid;grid-template-columns:232px 1fr;min-height:100vh}
.side{background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:16px 12px;position:sticky;top:0;height:100vh}
.side-brand{display:flex;gap:10px;align-items:center;padding:4px 8px 16px}
.side-brand small{display:block;color:var(--muted);font-size:11px}
nav{display:flex;flex-direction:column;gap:2px;flex:1;overflow:auto}
nav a{display:flex;justify-content:space-between;align-items:center;padding:9px 10px;border-radius:8px;color:var(--ink-2);text-decoration:none;font-weight:500}
nav a:hover{background:var(--surface-2)}
nav a.on{background:var(--brand-soft);color:var(--brand);font-weight:700}
nav .count{background:var(--bad);color:#fff;border-radius:99px;font-size:11px;padding:1px 7px;font-weight:700}
.side-foot{border-top:1px solid var(--line);padding-top:12px;display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:12px}
.side-foot small{display:block;color:var(--muted)}
.main{min-width:0}
.top{display:flex;align-items:center;gap:12px;padding:14px 24px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top-right{margin-left:auto} .top-right select{width:auto;min-width:180px}
.menu-btn{display:none}
.view{padding:20px 24px 48px;display:flex;flex-direction:column;gap:16px}

/* cards, grid */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.card h3{margin-bottom:12px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.card-head h3{margin:0}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.kpi .lbl{font-size:12px;color:var(--ink-2);font-weight:600}
.kpi .val{font-size:24px;font-weight:700;margin:4px 0 2px;font-variant-numeric:tabular-nums}
.kpi .sub{font-size:12px;color:var(--muted)}
.bar{height:6px;background:var(--line);border-radius:99px;overflow:hidden;margin-top:8px}
.bar>i{display:block;height:100%;background:var(--brand);border-radius:99px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.chart-box{position:relative;height:240px}
.legend{display:flex;gap:14px;font-size:12px;color:var(--ink-2);margin-bottom:8px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}

/* toolbar & tables */
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.toolbar input,.toolbar select{width:auto}
.toolbar .grow{flex:1;min-width:180px}
.tbl-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;color:var(--ink-2);background:var(--surface-2);font-weight:600;white-space:nowrap}
tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
td.act{white-space:nowrap;text-align:right}
td small{display:block;color:var(--muted)}
.empty{padding:28px;text-align:center;color:var(--muted)}
.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:700;white-space:nowrap}
.b-good{background:var(--good-bg);color:var(--good)} .b-warn{background:var(--warn-bg);color:var(--warn)}
.b-bad{background:var(--bad-bg);color:var(--bad)} .b-info{background:var(--info-bg);color:var(--info)}
.b-mute{background:var(--surface-2);color:var(--muted);border:1px solid var(--line)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto}
.tabs button{font:inherit;background:none;border:0;padding:10px 14px;cursor:pointer;color:var(--ink-2);font-weight:600;border-bottom:2px solid transparent;white-space:nowrap}
.tabs button.on{color:var(--brand);border-color:var(--brand)}

/* forms & modal */
.form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form .full{grid-column:1/-1}
.form-actions{display:flex;justify-content:flex-end;gap:8px;grid-column:1/-1;margin-top:4px}
.modal{position:fixed;inset:0;background:rgba(15,20,30,.45);display:grid;place-items:center;padding:16px;z-index:50}
.modal-card{background:var(--surface);border-radius:14px;width:100%;max-width:640px;max-height:92vh;overflow:auto;padding:20px}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.x{background:none;border:0;font-size:24px;cursor:pointer;color:var(--muted);line-height:1}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;z-index:60;max-width:90vw}
.toast.bad{background:var(--bad)}

/* akad */
.doc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px 32px;max-width:820px}
.doc h1{font-size:18px;text-align:center} .doc .nomor{text-align:center;color:var(--ink-2);margin:4px 0 20px}
.doc h4{margin:18px 0 6px;font-size:14px}
.doc p,.doc li{margin:4px 0}
.kv{display:grid;grid-template-columns:160px 1fr;gap:4px 12px}
.kv dt{color:var(--ink-2)} .kv dd{margin:0;font-weight:600}
.sig-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}
.sig{border:1px dashed var(--line);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:8px}
.sig canvas{width:100%;height:160px;background:var(--surface-2);border-radius:8px;touch-action:none}
.sig img{max-height:120px;object-fit:contain;background:var(--surface-2);border-radius:8px}
.units-edit .u{display:grid;grid-template-columns:1fr 1fr 1fr 1fr auto;gap:6px;margin-bottom:6px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.spacer{flex:1}

@media (max-width:900px){
  .layout{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;z-index:40;width:260px;transform:translateX(-100%);transition:transform .2s;box-shadow:var(--shadow)}
  .side.open{transform:none}
  .menu-btn{display:inline-flex}
  .top{padding:12px 16px}
  .view{padding:16px 16px 40px}
  .grid2,.form,.sig-row{grid-template-columns:1fr}
  .kpis{grid-template-columns:1fr 1fr}
  .kpi .val{font-size:20px}
  .units-edit .u{grid-template-columns:1fr 1fr}
  .doc{padding:20px 16px}
  .kv{grid-template-columns:1fr}
}