/* Simulator Kewajiban Kontinjen Negara · v2 */
:root{
  --bg:#f5f7fb; --bg2:#eef1f8; --surface:#ffffff; --surface2:#f8fafc;
  --line:#e3e8f0; --line2:#d5dce8;
  --ink:#0f172a; --ink2:#334155; --muted:#64748b; --faint:#94a3b8;
  --pri:#6366f1; --pri2:#8b5cf6; --pri-soft:#eef0ff; --pri-ink:#4338ca;
  --teal:#0d9488; --amber:#d97706; --rose:#e11d48; --sky:#0284c7; --green:#16a34a;
  --teal-soft:#e6f7f5; --amber-soft:#fdf3e2; --rose-soft:#fdecef; --green-soft:#e8f6ec;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 4px 16px rgba(15,23,42,.05);
  --shadow-lg:0 20px 60px rgba(15,23,42,.18);
  --r:14px; --r-sm:10px;
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"Cascadia Code",Consolas,monospace;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#0b1020; --bg2:#0f1529; --surface:#121a2e; --surface2:#0f1628;
  --line:#1f2a44; --line2:#2a3757;
  --ink:#e6eaf5; --ink2:#c3cbe0; --muted:#8a96b3; --faint:#5d6a88;
  --pri:#818cf8; --pri2:#a78bfa; --pri-soft:#1c2246; --pri-ink:#c7d2fe;
  --teal:#2dd4bf; --amber:#fbbf24; --rose:#fb7185; --sky:#38bdf8; --green:#4ade80;
  --teal-soft:#0f2b2c; --amber-soft:#2d2412; --rose-soft:#2f1520; --green-soft:#11291b;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 20px rgba(0,0,0,.25);
  color-scheme:dark;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0b1020; --bg2:#0f1529; --surface:#121a2e; --surface2:#0f1628;
    --line:#1f2a44; --line2:#2a3757;
    --ink:#e6eaf5; --ink2:#c3cbe0; --muted:#8a96b3; --faint:#5d6a88;
    --pri:#818cf8; --pri2:#a78bfa; --pri-soft:#1c2246; --pri-ink:#c7d2fe;
    --teal:#2dd4bf; --amber:#fbbf24; --rose:#fb7185; --sky:#38bdf8; --green:#4ade80;
    --teal-soft:#0f2b2c; --amber-soft:#2d2412; --rose-soft:#2f1520; --green-soft:#11291b;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 20px rgba(0,0,0,.25);
    color-scheme:dark;
  }
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:var(--font);font-size:14px;line-height:1.5;color:var(--ink);background:var(--bg);
  background-image:radial-gradient(1200px 500px at 85% -10%,color-mix(in srgb,var(--pri) 9%,transparent),transparent 60%),
  radial-gradient(900px 400px at -10% 10%,color-mix(in srgb,var(--teal) 6%,transparent),transparent 60%);
  background-attachment:fixed;-webkit-font-smoothing:antialiased;font-feature-settings:"cv11","ss01"}
h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.01em}
h3{font-size:14px}
sub{font-size:.72em}
button,input,select{font:inherit;color:inherit}
svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- topbar */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 24px;background:color-mix(in srgb,var(--surface) 82%,transparent);backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand h1{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand p{margin:0;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo{flex:none;width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(135deg,var(--pri),var(--pri2));box-shadow:0 6px 18px color-mix(in srgb,var(--pri) 40%,transparent)}
.logo svg{width:22px;height:22px;stroke-width:2.4}
.logo circle{fill:#fff;stroke:none}
.top-actions{display:flex;align-items:center;gap:8px;flex:none}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:500;
  background:var(--surface2);border:1px solid var(--line);color:var(--muted)}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--faint)}
.chip.ok i{background:var(--green);box-shadow:0 0 0 3px color-mix(in srgb,var(--green) 20%,transparent)}
.chip.ok{color:var(--ink2)}
.chip.bad i{background:var(--rose)}
.chip.warn i{background:var(--amber)}

/* ---------- buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;
  padding:8px 14px;font-weight:600;font-size:13px;cursor:pointer;transition:transform .08s,background .15s,box-shadow .15s,border-color .15s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn.primary{color:#fff;background:linear-gradient(135deg,var(--pri),var(--pri2));box-shadow:0 4px 14px color-mix(in srgb,var(--pri) 35%,transparent)}
.btn.primary:hover{box-shadow:0 6px 20px color-mix(in srgb,var(--pri) 45%,transparent)}
.btn.primary svg{width:14px;height:14px;fill:currentColor;stroke:none}
.btn.primary[disabled]{opacity:.6;cursor:progress}
.btn.ghost{background:var(--surface);border-color:var(--line2);color:var(--ink2)}
.btn.ghost:hover{border-color:var(--pri);color:var(--pri-ink);background:var(--pri-soft)}
.btn.sm{padding:5px 10px;font-size:12px;border-radius:8px;font-weight:500}
.btn.file{position:relative;overflow:hidden}
.btn.file input{position:absolute;inset:0;opacity:0;cursor:pointer}
.icon-btn{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--line);background:var(--surface);cursor:pointer;color:var(--ink2)}
.icon-btn:hover{border-color:var(--pri);color:var(--pri)}
.btn.loading span::after{content:"";display:inline-block;width:10px;height:10px;margin-left:8px;border:2px solid #fff;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite;vertical-align:-1px}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- layout */
.shell{display:grid;grid-template-columns:340px minmax(0,1fr);gap:20px;padding:20px 24px 40px;max-width:1680px;margin:0 auto}
.panel{position:sticky;top:76px;align-self:start;max-height:calc(100vh - 92px);overflow:auto;padding-right:4px;scrollbar-width:thin}
.main{min-width:0;display:flex;flex-direction:column;gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:8px}
.hint{font-size:12px;color:var(--muted);margin:6px 0 0}
.cap{font-size:12px;color:var(--muted);margin:10px 0 0}
.tag{font-size:11px;font-weight:600;letter-spacing:.02em;padding:3px 8px;border-radius:6px;color:var(--teal);background:var(--teal-soft)}

/* ---------- panel: scenario + params */
.scen{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}
.scen select,.scen input[type=text],.scen input[type=password],.field select,.ctl select,.ctl input[type=number]{
  width:100%;padding:8px 10px;border-radius:9px;border:1px solid var(--line2);background:var(--surface2);outline:none;transition:border-color .15s,box-shadow .15s}
.scen select:focus,.scen input:focus,.field select:focus,.ctl select:focus,.ctl input[type=number]:focus{border-color:var(--pri);box-shadow:0 0 0 3px color-mix(in srgb,var(--pri) 18%,transparent)}
.btn-row{display:flex;flex-wrap:wrap;gap:6px}
.grp{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;box-shadow:var(--shadow);overflow:hidden}
.grp>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;padding:12px 16px;font-weight:600;font-size:13px;user-select:none}
.grp>summary::-webkit-details-marker{display:none}
.grp>summary .dot{width:8px;height:8px;border-radius:3px;background:var(--faint)}
.grp>summary .cnt{margin-left:auto;font-size:11px;font-weight:500;color:var(--muted)}
.grp>summary .chev{width:14px;height:14px;color:var(--muted);transition:transform .2s}
.grp[open]>summary .chev{transform:rotate(90deg)}
.grp.sto .dot{background:var(--sky)} .grp.det .dot{background:var(--pri)} .grp.red .dot{background:var(--amber)} .grp.sim .dot{background:var(--teal)}
.grp-body{padding:2px 16px 14px;display:flex;flex-direction:column;gap:14px;border-top:1px solid var(--line)}
.ctl{display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:center;padding-top:10px}
.ctl label{font-size:12.5px;color:var(--ink2);font-weight:500}
.ctl output{font-family:var(--mono);font-size:12px;color:var(--pri-ink);background:var(--pri-soft);padding:1px 7px;border-radius:6px;font-variant-numeric:tabular-nums}
.ctl>input,.ctl>select{grid-column:1/-1}
.ctl .hint{grid-column:1/-1;margin:0;font-size:11.5px}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:20px;background:transparent;margin:0;cursor:pointer;--p:50%}
input[type=range]::-webkit-slider-runnable-track{height:5px;border-radius:99px;background:linear-gradient(90deg,var(--pri) var(--p),var(--line2) var(--p))}
input[type=range]::-moz-range-track{height:5px;border-radius:99px;background:var(--line2)}
input[type=range]::-moz-range-progress{height:5px;border-radius:99px;background:var(--pri)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;margin-top:-5.5px;border-radius:50%;background:#fff;border:2px solid var(--pri);box-shadow:0 1px 4px rgba(0,0,0,.2);transition:transform .1s}
input[type=range]::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:#fff;border:2px solid var(--pri)}
input[type=range]:active::-webkit-slider-thumb{transform:scale(1.18)}
input[type=range]:focus-visible{outline:2px solid color-mix(in srgb,var(--pri) 40%,transparent);outline-offset:2px;border-radius:6px}

.switch{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink2);cursor:pointer;user-select:none}
.switch em.t{font-style:normal}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch span{position:relative;width:32px;height:18px;border-radius:99px;background:var(--line2);transition:background .2s;flex:none}
.switch span::after{content:"";position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .2s}
.switch input:checked+span{background:var(--pri)}
.switch input:checked+span::after{transform:translateX(14px)}
.switch input:focus-visible+span{outline:2px solid var(--pri);outline-offset:2px}

/* ---------- tabs + banner */
.tabs{display:flex;gap:4px;padding:4px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow-x:auto;scrollbar-width:none}
.tabs button{border:0;background:transparent;padding:8px 14px;border-radius:9px;font-weight:500;font-size:13px;color:var(--muted);cursor:pointer;white-space:nowrap;transition:background .15s,color .15s}
.tabs button:hover{color:var(--ink)}
.tabs button.on{background:var(--pri-soft);color:var(--pri-ink);font-weight:600}
.banner{font-size:12.5px;color:var(--ink2);padding:10px 14px;border-radius:var(--r-sm);background:var(--amber-soft);border:1px solid color-mix(in srgb,var(--amber) 30%,transparent)}
.banner b{color:var(--amber)}
.status{font-size:12px;color:var(--muted);font-family:var(--mono);min-height:18px}
.status.err{color:var(--rose)}
.tab{display:none;flex-direction:column;gap:16px}
.tab.on{display:flex;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

/* ---------- KPI */
.kpis{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.kpi{position:relative;display:flex;flex-direction:column;gap:2px;padding:14px 16px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden}
.kpi::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:var(--line2)}
.kpi:nth-child(1)::before{background:var(--sky)} .kpi:nth-child(2)::before{background:var(--teal)}
.kpi:nth-child(4)::before{background:var(--amber)} .kpi:nth-child(5)::before{background:var(--rose)}
.kpi.accent{background:linear-gradient(135deg,var(--pri),var(--pri2));border:0;color:#fff}
.kpi.accent::before{display:none}
.kpi.accent .k-lab,.kpi.accent .k-sub{color:rgba(255,255,255,.85)}
.k-lab{font-size:11.5px;font-weight:500;color:var(--muted)}
.k-val{font-size:24px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.25;margin-top:4px}
.k-sub{font-size:11.5px;color:var(--muted)}
.loading-state .k-val{opacity:.45}

/* ---------- charts */
.chart-card .cv{position:relative;height:300px}
.zoom{border:1px solid var(--line);background:var(--surface2);color:var(--muted);font-size:11.5px;padding:3px 9px;border-radius:7px;cursor:pointer}
.zoom:hover{color:var(--pri);border-color:var(--pri)}
dialog#zoom{width:min(1100px,94vw);height:min(720px,88vh);padding:0;border:1px solid var(--line);border-radius:18px;background:var(--surface);color:var(--ink);box-shadow:var(--shadow-lg)}
dialog#zoom[open]{display:flex;flex-direction:column}
dialog::backdrop{background:rgba(9,13,28,.55);backdrop-filter:blur(3px)}
.zoom-h{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.zoom-h h3{flex:1}
.zoom-cv{position:relative;flex:1;padding:16px}

/* ---------- burden split */
.split{display:flex;height:34px;border-radius:10px;overflow:hidden;background:var(--line)}
.split div{display:grid;place-items:center;font-size:11.5px;font-weight:600;color:#fff;min-width:2px;transition:flex-grow .4s}
.split-lab{display:flex;flex-wrap:wrap;gap:14px;margin-top:10px;font-size:12px;color:var(--ink2)}
.split-lab span::before{content:"";display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:6px;background:var(--c)}
.split-lab b{font-family:var(--mono);font-weight:500}

/* ---------- checks */
.checks{display:flex;flex-direction:column;gap:8px}
.check{display:grid;grid-template-columns:22px 1fr;gap:2px 8px;padding:8px 10px;border-radius:10px;background:var(--surface2);border:1px solid var(--line)}
.check .ic{grid-row:span 2;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;color:#fff;background:var(--green)}
.check.no .ic{background:var(--rose)}
.check b{font-size:12.5px;font-weight:600}
.check span{font-size:12px;color:var(--muted);font-family:var(--mono)}

/* ---------- tables */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-sm)}
table.num{width:100%;border-collapse:collapse;font-size:12.5px;font-variant-numeric:tabular-nums}
table.num th{position:sticky;top:0;background:var(--surface2);color:var(--muted);font-weight:600;font-size:11.5px;text-align:right;padding:9px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
table.num td{padding:8px 12px;text-align:right;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;white-space:nowrap}
table.num th:first-child,table.num td:first-child{text-align:left}
table.num td.txt{font-family:var(--font);font-size:12.5px}
table.num tr:last-child td{border-bottom:0}
table.num tbody tr:hover td{background:color-mix(in srgb,var(--pri) 5%,transparent)}
.pill{display:inline-block;padding:1px 8px;border-radius:99px;font-size:11px;font-family:var(--font);font-weight:600}
.pill.ok{background:var(--green-soft);color:var(--green)} .pill.no{background:var(--rose-soft);color:var(--rose)}
.pill.sim{background:var(--pri-soft);color:var(--pri-ink)} .pill.num{background:var(--teal-soft);color:var(--teal)}
.empty{padding:24px;text-align:center;color:var(--muted);font-size:13px}

/* ---------- numerik controls */
.num-ctl{display:flex;flex-wrap:wrap;align-items:flex-end;gap:14px 20px}
.field{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted);font-weight:500}
.field select{min-width:160px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chips button{border:1px solid var(--line2);background:var(--surface2);border-radius:99px;padding:4px 11px;font-size:12px;font-family:var(--mono);cursor:pointer;color:var(--ink2)}
.chips button.on{background:var(--pri);border-color:var(--pri);color:#fff}

/* ---------- callout */
.callout{margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);background:var(--pri-soft);border:1px solid color-mix(in srgb,var(--pri) 25%,transparent);font-size:13px;color:var(--ink2)}
.callout b{color:var(--pri-ink)}
.callout .math{font-family:var(--mono)}

/* ---------- equations */
.eqs{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}
.eq{display:flex;gap:12px;padding:14px 16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.eq .body{flex:1;min-width:0}
.eq .what{font-size:12px;font-weight:600;color:var(--muted);display:flex;align-items:center;gap:6px}
.eq .what::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--c,var(--faint))}
.eq .what.sto{--c:var(--sky)} .eq .what.det{--c:var(--pri)} .eq .what.red{--c:var(--amber)}
.eq .tex{overflow-x:auto;overflow-y:hidden;padding:2px 0}
.eq .tex .katex-display{margin:.5em 0;text-align:left}
.eq .tex .katex{font-size:1.12em}
.eq .note{font-size:11.5px;color:var(--muted)}
.eq .no{font-family:var(--mono);font-size:12px;color:var(--faint);white-space:nowrap}

/* ---------- saved scenarios */
.saved{display:flex;flex-direction:column;gap:8px}
.sv-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface2)}
.sv-item .nm{flex:1;min-width:0}
.sv-item .nm b{display:block;font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sv-item .nm span{font-size:11.5px;color:var(--muted)}

/* ---------- responsive */
@media (max-width:1280px){.kpis{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:1080px){
  .shell{grid-template-columns:1fr}
  .panel{position:static;max-height:none;padding:0}
  .grid2{grid-template-columns:1fr}
}
@media (max-width:640px){
  .topbar{padding:10px 16px}
  .brand p,.chip{display:none}
  .brand h1{font-size:14px}
  .shell{padding:16px}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kpi.accent{grid-column:1/-1}
  .k-val{font-size:20px}
  .chart-card .cv{height:250px}
  .btn#run span{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}