:root{--p:#4f46e5;--p2:#7c3aed;--bg:#f4f6fb;--card:#fff;--t:#1e293b;--m:#64748b;--ok:#16a34a;--no:#dc2626;--r:16px}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--t);font-size:15px}
a{color:var(--p);text-decoration:none}h3{margin:0 0 12px}
.layout{display:flex;min-height:100vh}.side{width:240px;background:linear-gradient(180deg,#1e1b4b,#312e81);color:#fff;padding:16px;position:sticky;top:0;height:100vh;flex-shrink:0;overflow:auto}
.side .brand{font-size:20px;font-weight:700;margin-bottom:18px}.side a{display:block;color:#c7d2fe;padding:11px 12px;border-radius:12px;margin-bottom:4px}
.side a.on,.side a:hover{background:rgba(255,255,255,.15);color:#fff}.side small{display:block;margin-top:16px;color:#a5b4fc}
.main{flex:1;padding:20px;min-width:0}.topbar{display:none}
.card{background:var(--card);border-radius:var(--r);padding:18px;margin-bottom:18px;box-shadow:0 4px 18px rgba(30,41,59,.07)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.stat{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;border-radius:var(--r);padding:18px}.stat b{font-size:32px;display:block}
label{display:block;font-weight:600;margin:12px 0 5px}input,select,textarea{width:100%;padding:11px 13px;border:1.5px solid #d6dbe7;border-radius:12px;font-size:15px;background:#fff}
input:focus,select:focus{outline:none;border-color:var(--p)}input[type=checkbox],input[type=radio]{width:auto}
.btn,button.btn{background:var(--p);color:#fff;border:0;padding:11px 18px;border-radius:12px;font-weight:600;cursor:pointer;font-size:15px;display:inline-block;margin-top:8px}
.btn.red{background:var(--no)}.btn.gray{background:#64748b}.btn.green{background:var(--ok)}.btn.sm{padding:6px 11px;font-size:13px;margin:0}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.row>input{flex:1;min-width:140px}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chips label{margin:0;font-weight:500;background:#eef0ff;padding:7px 12px;border-radius:99px;cursor:pointer}
.tbl{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:10px 8px;border-bottom:1px solid #e8ebf3;text-align:left;vertical-align:middle}
th{background:#f1f3fb;white-space:nowrap}.muted{color:var(--m);font-size:13px}
.token{font-size:30px;font-weight:800;letter-spacing:6px;color:var(--p);font-family:ui-monospace,Consolas,monospace}
.token.big{font-size:56px;text-align:center;background:#eef0ff;border-radius:var(--r);padding:16px;margin:12px 0}
.badge{padding:3px 10px;border-radius:99px;font-size:12px;font-weight:700}.b-on{background:#dcfce7;color:#15803d}.b-off{background:#fee2e2;color:#b91c1c}
.alert{padding:12px 16px;border-radius:12px;margin-bottom:16px;font-weight:600}.alert.ok{background:#dcfce7;color:#166534}.alert.err{background:#fee2e2;color:#991b1b}.alert.warn{background:#fef3c7;color:#92400e}
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:18px;background:linear-gradient(135deg,#4f46e5,#7c3aed 60%,#db2777)}
.login .box{background:#fff;border-radius:24px;padding:30px;width:100%;max-width:400px;box-shadow:0 20px 50px rgba(0,0,0,.25)}.login h2{margin:0 0 4px}
.nama-besar{font-size:30px;font-weight:800;margin:0}
.ujian-bar{position:sticky;top:0;background:var(--p);color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;z-index:5}
.timer{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums}
.opt{display:block;width:100%;text-align:left;padding:14px;border:2px solid #d6dbe7;border-radius:14px;background:#fff;margin-bottom:10px;font-size:16px;cursor:pointer}
.opt.sel{border-color:var(--p);background:#eef0ff;font-weight:600}
.navgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(42px,1fr));gap:6px}.navgrid button{padding:9px 0;border-radius:10px;border:1.5px solid #cbd5e1;background:#fff;font-weight:700;cursor:pointer}
.navgrid button.done{background:var(--ok);color:#fff;border-color:var(--ok)}.navgrid button.cur{outline:3px solid var(--p)}
.wrap{max-width:760px;margin:0 auto;padding:16px}
@media(max-width:820px){.topbar{display:flex;align-items:center;gap:12px;background:#312e81;color:#fff;padding:12px 16px;position:sticky;top:0;z-index:20}
.burger{background:none;border:0;color:#fff;font-size:24px}.layout{display:block}.side{position:fixed;left:-260px;top:0;z-index:30;transition:left .25s;width:250px}.side.open{left:0}.main{padding:14px}}
/* ---- v2: gambar, logo, essay, edit soal ---- */
.gbr{max-width:100%;height:auto;border-radius:8px;display:block;margin:8px 0}
.opt .gbr{max-height:180px}
.logo{display:block;margin:0 auto 8px;max-height:96px;max-width:180px;object-fit:contain}
.sekolah{text-align:center;font-weight:800;font-size:17px;margin-bottom:8px}
textarea{font-family:inherit;resize:vertical}
.soal-edit .prev{background:#f8fafc;border:1px dashed #cbd5e1;border-radius:12px;padding:10px;margin-top:10px;font-size:14px}
.soal-edit .ok-msg{color:#16a34a;font-weight:700;margin-left:8px}
.jawab-box{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:10px;white-space:pre-wrap}
.tag{font-family:ui-monospace,Consolas,monospace;background:#eef0ff;padding:6px 10px;border-radius:8px;display:inline-block;user-select:all}
/* ---- v3 ---- */
.side .brand{text-align:center;line-height:1.3}
.side .brand img{display:block;margin:0 auto 8px;height:64px;max-width:100%;width:auto;object-fit:contain;background:#fff;border-radius:12px;padding:4px}
.side .brand span{display:block;font-size:15px;word-break:break-word}
.login .box{text-align:center}.login .box label,.login .box form{text-align:left}
.login .box h2{text-align:center}.login .box p.muted{text-align:center}
.judul{font-size:19px;line-height:1.35;letter-spacing:.4px;margin:4px 0 4px}
.login .logo{max-height:110px;max-width:200px}
.pw{position:relative}.pw input{padding-right:48px}
.pw .eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:none;border:0;font-size:20px;cursor:pointer;padding:6px 8px;line-height:1}
.opt .cb{font-size:20px;margin-right:6px}
/* ---- v4 ---- */
.nocopy{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.nocopy textarea{-webkit-user-select:text;user-select:text}