:root{--p:#4b2e83;--p2:#6a45b5;--gold:#c77d1a;--bg:#f6f3fb;--card:#fff;--ink:#222;--mut:#666;--ok:#1f8a4c;--bad:#b3261e;--line:#e1dbee}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI","Nirmala UI",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5;font-size:16px}
header#top{position:sticky;top:0;z-index:10;display:flex;gap:10px;align-items:center;background:var(--p);color:#fff;padding:8px 12px}
header button{background:none;border:0;color:#fff;font-size:20px;cursor:pointer}
.brand{white-space:nowrap}.brand span{opacity:.8;font-size:13px}
#search{flex:1;min-width:80px;padding:7px 10px;border-radius:8px;border:0}
.pill{background:var(--gold);color:#fff;border-radius:14px;padding:3px 10px;font-size:13px;white-space:nowrap}
button.pill{border:0;cursor:pointer;font-size:14px}
#layout{display:flex;min-height:calc(100vh - 100px)}
#side{width:290px;background:#fff;border-right:1px solid var(--line);padding:10px;overflow:auto;max-height:calc(100vh - 50px);position:sticky;top:50px}
#side h4{margin:14px 6px 4px;font-size:12px;letter-spacing:.06em;color:var(--mut);text-transform:uppercase}
#side a{display:flex;justify-content:space-between;gap:8px;padding:7px 8px;border-radius:8px;color:var(--ink);text-decoration:none;font-size:14px;cursor:pointer}
#side a:hover{background:#f0eaff}#side a.on{background:#e7dcff;font-weight:600}
#side a small{color:var(--mut)}
#main{flex:1;padding:16px;max-width:980px;margin:0 auto;width:100%}
.hero{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;border-radius:14px;padding:20px}
.hero h1{margin:4px 0}.hero p{margin:6px 0;opacity:.92}
.btn{display:inline-block;background:var(--gold);color:#fff;border:0;padding:9px 16px;border-radius:8px;cursor:pointer;font-size:15px;margin:4px 6px 4px 0;text-decoration:none}
.btn.alt{background:#fff;color:var(--p);border:1px solid var(--p)}
.btn.sm{padding:4px 10px;font-size:13px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px;margin-top:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:12px 0}
.grid .card{margin:0;cursor:pointer}.grid .card:hover{border-color:var(--p2)}
.card h2,.card h3{margin-top:0;color:var(--p)}
h1.day{color:var(--p);margin:6px 0}
.mut{color:var(--mut);font-size:13px}
table{border-collapse:collapse;width:100%;margin:8px 0;font-size:14px;display:block;overflow-x:auto}
th,td{border:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
th{background:#efe8fb}
details{margin:8px 0}summary{cursor:pointer;font-weight:600;color:var(--p)}
.callout{border-left:4px solid var(--gold);background:#fff8ec;padding:8px 12px;border-radius:6px;margin:8px 0}
.note{background:#eef6ff;border-left:4px solid #3b82c4}
.fw{background:#fffbe9;border:1px solid #ecd98a}
textarea,input[type=text]{width:100%;padding:8px;border:1px solid var(--line);border-radius:8px;font:inherit}
textarea{min-height:60px}
.opt{display:block;width:100%;text-align:left;margin:4px 0;padding:8px 10px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;font:inherit}
.opt.right{background:#e3f6ea;border-color:var(--ok)}.opt.wrong{background:#fde8e6;border-color:var(--bad)}
.fc{perspective:800px;height:170px;cursor:pointer;margin:10px 0}
.fc>div{height:100%;display:flex;align-items:center;justify-content:center;text-align:center;padding:16px;border-radius:14px;background:#fff;border:2px solid var(--p2);font-size:18px}
.fc.back>div{background:#efe8fb}
.tag{display:inline-block;background:#efe8fb;color:var(--p);border-radius:10px;padding:1px 8px;font-size:12px;margin-right:4px}
.score{font-weight:700;color:var(--p)}
.gridtool svg{width:100%;max-width:560px;border:1px solid var(--line);background:#fff;touch-action:none;border-radius:8px}
footer#disc{font-size:12px;color:var(--mut);text-align:center;padding:14px;border-top:1px solid var(--line);background:#fff}
.deeper{background:#faf7ff;border-left:4px solid var(--p2)}.deeper h4{margin-top:0;color:var(--p)}
ul.chk{list-style:none;padding-left:4px}
.certificate{border:10px double #c77d1a;background:#fffdf6;padding:8px;margin:14px 0}
.certin{border:2px solid #4b2e83;padding:22px 16px;text-align:center}
.certin h1{color:#4b2e83;margin:6px 0;font-size:28px}.certin h2{color:#9a5200;margin:6px 0}
.ct1{letter-spacing:.12em;text-transform:uppercase;color:#9a5200;font-size:13px}
.cname{font-size:30px;font-weight:700;color:#7a3e00;border-bottom:2px solid #c77d1a;display:inline-block;padding:2px 24px;margin:6px 0}
.csign{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;text-align:left;margin-top:22px;font-size:14px}
.csign span{color:#666;font-size:12px}
.cdisc{font-size:11px;color:#666;margin-top:16px}
@media print{.certificate{page-break-inside:avoid}}
@media(max-width:800px){header#top{gap:6px;padding:8px}.brand span{display:none}#search{min-width:0;width:0}.pill{padding:3px 8px;font-size:12px}#main{padding:10px}.hero h1{font-size:22px}h1.day{font-size:22px}#side{position:fixed;left:-310px;top:50px;height:calc(100vh - 50px);z-index:9;transition:left .2s;box-shadow:2px 0 10px #0003}#side.open{left:0}}
@media print{header#top,#side,footer#disc,.noprint,.btn{display:none!important}#main{max-width:none}.card{break-inside:avoid}}