:root{
  --pri:#0f766e; --pri-d:#0b5e58; --pri-l:#ccfbf1;
  --bg:#f1f5f9; --card:#fff; --tx:#0f172a; --mu:#64748b; --bd:#e2e8f0;
  --ok:#16a34a; --warn:#d97706; --err:#dc2626;
  --r:12px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--tx);line-height:1.5;font-size:16px}
img{max-width:100%;height:auto}
a{color:var(--pri)}
h1,h2,h3{line-height:1.25;margin:0}
.muted{color:var(--mu);font-size:.9rem}
.center{text-align:center}
.hidden{display:none!important}
.scroll{overflow-x:auto}

/* ----- tombol & form ----- */
.btn{display:inline-block;padding:9px 16px;border:1px solid var(--bd);background:#fff;color:var(--tx);border-radius:9px;font-size:.95rem;font-weight:600;cursor:pointer;text-decoration:none;font-family:inherit}
.btn:hover{background:#f8fafc}
.btn.pri{background:var(--pri);border-color:var(--pri);color:#fff}
.btn.pri:hover{background:var(--pri-d)}
.btn.danger{background:var(--err);border-color:var(--err);color:#fff}
.btn.sm{padding:5px 10px;font-size:.82rem}
.btn.block{display:block;width:100%;text-align:center}
.btn:disabled{opacity:.45;cursor:not-allowed}
label{display:block;font-weight:600;font-size:.88rem;margin:12px 0 4px}
input[type=text],input[type=password],input[type=number],input[type=datetime-local],input[type=search],input[type=file],input:not([type]),select,textarea{
  width:100%;padding:10px 12px;border:1px solid #cbd5e1;border-radius:9px;font-size:1rem;font-family:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri-l);border-color:var(--pri)}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>*{flex:1 1 200px}
.chk{display:flex;align-items:center;gap:8px;font-weight:500;margin:8px 0}
.chk input{width:18px;height:18px}
.alert{padding:11px 14px;border-radius:9px;margin:0 0 14px;font-size:.92rem}
.alert.err{background:#fee2e2;color:#991b1b}
.alert.okk{background:#dcfce7;color:#166534}
.alert.warn{background:#fef3c7;color:#92400e}
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:.75rem;font-weight:700;background:#e2e8f0;color:#334155;white-space:nowrap}
.badge.ok{background:#dcfce7;color:#166534}.badge.warn{background:#fef3c7;color:#92400e}
.badge.err{background:#fee2e2;color:#991b1b}.badge.pri{background:var(--pri-l);color:var(--pri-d)}
.card{background:var(--card);border:1px solid var(--bd);border-radius:var(--r);padding:18px;margin-bottom:14px}

/* ----- tabel ----- */
.tbl{width:100%;border-collapse:collapse;font-size:.9rem;background:#fff}
.tbl th,.tbl td{padding:9px 10px;border-bottom:1px solid var(--bd);text-align:left;vertical-align:top}
.tbl th{background:#f8fafc;font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;color:var(--mu);white-space:nowrap}
.tbl.mini td,.tbl.mini th{padding:6px 8px}
.tbl tr:hover td{background:#fafafa}
.nowrap{white-space:nowrap}
.acts{display:flex;gap:6px;flex-wrap:wrap}
.acts form{display:inline}

/* ----- login ----- */
.login-page{display:grid;place-items:center;min-height:100vh;padding:16px}
.login-box{background:#fff;padding:28px;border-radius:16px;width:100%;max-width:400px;box-shadow:0 8px 32px #0f172a14}
.login-head{text-align:center;margin-bottom:18px}
.login-head h1{font-size:1.25rem}
.login-head p{margin:4px 0 0;color:var(--mu)}
.logo{width:64px;height:64px;border-radius:16px;background:var(--pri);color:#fff;font-weight:800;display:grid;place-items:center;margin:0 auto 12px;font-size:1.2rem}
.login-box input{font-size:1.15rem;letter-spacing:.08em}
.login-box .btn{margin-top:18px;padding:13px;font-size:1.05rem}

/* ----- admin ----- */
.adm{display:flex;min-height:100vh}
.side{width:220px;background:#0f172a;color:#cbd5e1;padding:18px 12px;flex-shrink:0}
.brand{font-weight:800;font-size:1.2rem;color:#fff;padding:0 8px 16px}
.brand small{display:block;font-weight:500;font-size:.72rem;color:#94a3b8;margin-top:2px}
.side nav a{display:block;padding:9px 12px;border-radius:8px;color:#cbd5e1;text-decoration:none;font-size:.93rem;margin-bottom:2px}
.side nav a:hover{background:#1e293b}
.side nav a.on{background:var(--pri);color:#fff}
.side nav a.out{margin-top:14px;border-top:1px solid #1e293b;border-radius:0;padding-top:14px;font-size:.85rem}
.main{flex:1;min-width:0;padding:22px 26px}
.ptitle{font-size:1.4rem;margin-bottom:16px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:16px}
.stat{background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:16px}
.stat b{display:block;font-size:1.8rem}
.stat span{color:var(--mu);font-size:.85rem}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.toolbar .grow{flex:1 1 180px}
.toolbar input,.toolbar select{width:auto;min-width:0}
.pager{display:flex;gap:6px;margin-top:12px;flex-wrap:wrap}
.pager a,.pager span{padding:5px 11px;border:1px solid var(--bd);border-radius:7px;text-decoration:none;font-size:.85rem;background:#fff}
.pager span{background:var(--pri);color:#fff;border-color:var(--pri)}
details.f{background:#fff;border:1px solid var(--bd);border-radius:var(--r);margin-bottom:14px}
details.f>summary{cursor:pointer;padding:12px 16px;font-weight:700}
details.f>.fb{padding:4px 16px 16px}
.kbox{display:flex;flex-wrap:wrap;gap:8px 18px}
.tokbox{font-family:ui-monospace,Menlo,monospace;font-weight:800;letter-spacing:.15em;background:#f1f5f9;padding:2px 8px;border-radius:6px}
.qcell{max-width:520px}
.qprev{display:block;margin-top:6px}
.opl{list-style:none;padding:0;margin:8px 0}
.opl li{padding:5px 8px;border-radius:6px}
.opl li.key{background:#dcfce7}
.tick{color:#166534;font-size:.78rem;font-weight:700}
.statbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.pill{padding:5px 12px;border-radius:99px;background:#fff;border:1px solid var(--bd);font-size:.82rem;font-weight:600}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:#94a3b8;margin-right:5px}
.dot.on{background:var(--ok)}.dot.off{background:var(--warn)}

/* ----- editor soal ----- */
.tb{display:flex;gap:4px;flex-wrap:wrap;padding:6px;background:#f8fafc;border:1px solid var(--bd);border-radius:9px;position:sticky;top:0;z-index:5;margin-bottom:8px}
.tb button{padding:5px 10px;border:1px solid var(--bd);background:#fff;border-radius:6px;cursor:pointer;font-size:.9rem}
.ed{min-height:44px;padding:10px 12px;border:1px solid #cbd5e1;border-radius:9px;background:#fff;font-size:1rem}
.ed.big{min-height:120px}
.ed:focus{outline:2px solid var(--pri-l);border-color:var(--pri)}
.ed img{max-width:100%;height:auto}
.slot{display:flex;gap:10px;align-items:flex-start;margin-bottom:8px}
.slot .lt{width:28px;height:28px;flex-shrink:0;border-radius:50%;background:var(--pri-l);color:var(--pri-d);font-weight:800;display:grid;place-items:center;margin-top:8px}
.slot .ed{flex:1}
.slot .kk{flex-shrink:0;margin-top:4px;width:auto;min-width:110px}
.slot input[type=radio],.slot input[type=checkbox]{width:22px;height:22px;margin-top:9px}

/* ----- siswa ----- */
.sbar{position:sticky;top:0;z-index:10;background:var(--pri);color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.sbar small{display:block;opacity:.85;font-size:.78rem}
.sbar .btn{background:#ffffff26;border-color:#ffffff40;color:#fff}
.scontent{max-width:680px;margin:0 auto;padding:16px}
.h2{font-size:1.15rem;margin:4px 0 12px}
.ujian .uhead{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.ujian h3{font-size:1.05rem}
.umeta{display:flex;flex-wrap:wrap;gap:6px 16px;margin:10px 0;font-size:.85rem;color:var(--mu)}
.ustart{display:flex;gap:8px;margin-top:8px}
.tokin{max-width:150px;text-transform:uppercase;letter-spacing:.2em;font-weight:800;text-align:center}
.bigcheck{width:72px;height:72px;border-radius:50%;background:#dcfce7;color:var(--ok);font-size:2.4rem;display:grid;place-items:center;margin:0 auto 12px}
.nilai{font-size:3.4rem;font-weight:800;color:var(--pri);margin-top:10px}

/* ----- ujian ----- */
body.exam{background:#f8fafc;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.xbar{position:sticky;top:0;z-index:20;background:var(--pri);color:#fff;display:flex;align-items:center;gap:10px;padding:10px 14px}
.xt{flex:1;min-width:0}
.xt b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:.95rem}
.xt small{opacity:.85;font-size:.75rem}
.timer{font-family:ui-monospace,Menlo,monospace;font-weight:800;font-size:1.2rem;background:#00000030;padding:6px 12px;border-radius:9px}
.timer.low{background:var(--err);animation:bl 1s infinite}
@keyframes bl{50%{opacity:.6}}
.ibtn{background:#ffffff26;border:0;color:#fff;width:40px;height:40px;border-radius:9px;font-size:1.3rem;cursor:pointer}
.ind{font-size:.75rem;text-align:center;padding:3px;color:var(--mu)}
.ind.ok{color:var(--ok)}.ind.wait{color:var(--warn)}.ind.err{color:var(--err);font-weight:700}
.xmain{max-width:760px;margin:0 auto;padding:6px 14px 110px}
.qcard{padding:18px}
.qno{font-weight:800;color:var(--pri);margin-bottom:10px}
.qno span{font-weight:500;color:var(--mu)}
.qtext{font-size:1.05rem;margin-bottom:8px;overflow-wrap:anywhere}
.qtext table{border-collapse:collapse;margin:8px 0}
.qtext td,.qtext th{border:1px solid #94a3b8;padding:4px 8px}
.qhint{font-size:.8rem;color:var(--mu);font-style:italic;margin:10px 0}
.opts{display:flex;flex-direction:column;gap:9px}
.opt{display:flex;align-items:flex-start;gap:12px;padding:12px;border:2px solid var(--bd);border-radius:11px;background:#fff;cursor:pointer;margin:0;font-weight:400;font-size:1rem}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt b{width:30px;height:30px;flex-shrink:0;border-radius:50%;background:#e2e8f0;display:grid;place-items:center;font-size:.85rem}
.opt span{padding-top:3px;overflow-wrap:anywhere;flex:1}
.opt.sel{border-color:var(--pri);background:var(--pri-l)}
.opt.sel b{background:var(--pri);color:#fff}
.pgkk{width:100%;border-collapse:collapse;font-size:.98rem}
.pgkk th,.pgkk td{border:1px solid var(--bd);padding:10px;text-align:center}
.pgkk th{background:#f1f5f9;font-size:.8rem}
.pgkk td:first-child,.pgkk th:first-child{text-align:left}
.rd{display:flex;justify-content:center;margin:0;padding:8px}
.rd input{width:26px;height:26px;accent-color:var(--pri)}
.xfoot{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--bd);display:flex;gap:8px;align-items:center;justify-content:space-between;padding:10px 12px;z-index:20}
.xfoot .btn{padding:12px 14px;min-width:110px}
.ragu{display:flex;align-items:center;gap:6px;margin:0;font-size:.85rem;background:#fef3c7;padding:8px 10px;border-radius:9px;color:#92400e;cursor:pointer}
.ragu input{width:20px;height:20px;accent-color:var(--warn)}
.overlay{position:fixed;inset:0;background:#0f172a99;z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:#fff;width:100%;max-width:560px;border-radius:18px 18px 0 0;padding:16px;max-height:85vh;overflow:auto}
.sheet-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.sheet-h .ibtn{background:#e2e8f0;color:#334155}
.ngrid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-bottom:12px}
.ngrid button{aspect-ratio:1;border:2px solid var(--bd);border-radius:9px;background:#fff;font-weight:700;font-size:.95rem;cursor:pointer;font-family:inherit}
.ngrid button.ans{background:var(--pri);border-color:var(--pri);color:#fff}
.ngrid button.rg{background:var(--warn);border-color:var(--warn);color:#fff}
.ngrid button.now{outline:3px solid #0f172a;outline-offset:1px}
.legend{font-size:.78rem;color:var(--mu);margin-bottom:14px;display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.lg{display:inline-block;width:14px;height:14px;border-radius:4px;border:2px solid var(--bd)}
.lg.ans{background:var(--pri);border-color:var(--pri)}.lg.rg{background:var(--warn);border-color:var(--warn)}
#modal{align-items:center;padding:16px}
.dialog{background:#fff;border-radius:16px;padding:22px;max-width:420px;width:100%}
.dialog h3{margin-bottom:8px}
.dlg-btn{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}

/* ----- kartu ----- */
.kartu-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.kartu{border:1.5px dashed #64748b;border-radius:8px;padding:10px 12px;background:#fff;page-break-inside:avoid;font-size:.85rem}
.kartu h4{margin:0 0 6px;font-size:.8rem;text-transform:uppercase;color:#475569}
.kartu .kn{font-weight:700;font-size:.95rem}
.kartu table td{padding:1px 6px 1px 0}
.kartu .cr{font-family:ui-monospace,Menlo,monospace;font-weight:800;font-size:1.05rem;letter-spacing:.12em}
@media print{
  .noprint,.side,.ptitle{display:none!important}
  .adm{display:block}.main{padding:0}
  body{background:#fff}
}

@media(max-width:800px){
  .adm{flex-direction:column}
  .side{width:100%;padding:10px}
  .brand{padding-bottom:8px}
  .side nav{display:flex;flex-wrap:wrap;gap:4px}
  .side nav a{margin:0;padding:7px 10px}
  .side nav a.out{margin:0;border:0;padding:7px 10px}
  .main{padding:14px}
}