:root{--bg:#fff8ef;--ink:#2b2340;--mut:#6b6380;--card:#fff;--pri:#6c4cd8;--acc:#ff7a59;--ok:#1aa36f;--bad:#e0484f;--r:18px;--sh:0 6px 20px rgba(60,40,120,.12)}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Assistant","Rubik","Heebo",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;font-size:17px;overflow-x:hidden}
a{color:var(--pri)}
:focus-visible{outline:3px solid #ffb703;outline-offset:2px}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 14px;background:linear-gradient(90deg,#6c4cd8,#9b59b6 60%,#ff7a59);color:#fff;box-shadow:var(--sh)}
.brand{color:#fff;text-decoration:none;font-weight:800;font-size:1.1rem;white-space:nowrap}
.topnav{display:flex;gap:6px}
.topnav a{color:#fff;text-decoration:none;background:rgba(255,255,255,.18);padding:8px 10px;border-radius:999px;font-weight:700;font-size:.92rem;white-space:nowrap}
@media(max-width:430px){.brand span{display:none}.topnav a{padding:8px 9px;font-size:.88rem}}
.levelbar{display:flex;gap:6px;overflow-x:auto;padding:10px 12px;background:#fff;border-bottom:1px solid #eee;scrollbar-width:none}
.levelbar::-webkit-scrollbar{display:none}
.lv{flex:0 0 auto;border:2px solid #ddd6f7;background:#fff;color:var(--ink);border-radius:999px;padding:9px 14px;font-weight:700;font-size:.95rem;cursor:pointer;min-height:44px;font-family:inherit}
.lv.on{background:var(--pri);border-color:var(--pri);color:#fff}
main{max-width:1100px;margin:0 auto;padding:16px 14px 30px}
.hero{background:linear-gradient(135deg,#fff,#f3edff);border-radius:24px;padding:20px 18px;box-shadow:var(--sh);margin-bottom:18px}
.hero h1{margin:0 0 6px;font-size:1.6rem;line-height:1.25}
.hero p{margin:0;color:var(--mut)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.chip{background:#f1ecff;color:#4b2fb5;border-radius:999px;padding:4px 10px;font-size:.85rem;font-weight:700}
.chip.o{background:#fff0e9;color:#b6461f}
.chip.g{background:#e6f7ef;color:#0f7a51}
.grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}}
@media(min-width:980px){.grid{grid-template-columns:1fr 1fr 1fr}}
.vcard{background:var(--card);border-radius:var(--r);box-shadow:var(--sh);overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:inherit;border-top:6px solid var(--c,#6c4cd8);transition:transform .15s}
.vcard:hover{transform:translateY(-3px)}
.thumb{position:relative;aspect-ratio:16/9;background:#222;overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.thumb .dur{position:absolute;bottom:8px;left:8px;background:rgba(0,0,0,.75);color:#fff;border-radius:8px;padding:2px 8px;font-size:.85rem;direction:ltr}
.thumb .em{position:absolute;top:8px;right:8px;font-size:1.8rem;background:#fff;border-radius:50%;width:48px;height:48px;display:grid;place-items:center;box-shadow:var(--sh)}
.vbody{padding:12px 14px 16px}
.vbody h2{margin:0 0 4px;font-size:1.2rem}
.vbody p{margin:4px 0 0;color:var(--mut);font-size:.95rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:50px;padding:10px 18px;border-radius:14px;border:0;background:var(--pri);color:#fff;font-weight:800;font-size:1.05rem;text-decoration:none;cursor:pointer;font-family:inherit;box-shadow:0 4px 0 rgba(0,0,0,.15)}
.btn:active{transform:translateY(2px);box-shadow:0 2px 0 rgba(0,0,0,.15)}
.btn.acc{background:var(--acc)}.btn.ok{background:var(--ok)}.btn.ghost{background:#fff;color:var(--pri);border:2px solid #ddd6f7;box-shadow:none}
.btn.big{font-size:1.25rem;min-height:60px;padding:12px 26px}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.vhead{background:#fff;border-radius:24px;box-shadow:var(--sh);overflow:hidden;margin-bottom:16px;border-top:8px solid var(--c)}
.vhead .thumb{max-height:none}
@media(min-width:800px){.vhead{display:grid;grid-template-columns:44% 1fr;align-items:stretch}.vhead .thumb{aspect-ratio:auto;min-height:260px;height:100%}}
.vhead .in{padding:14px 16px 18px}
.vhead h1{margin:0 0 6px;font-size:1.5rem;line-height:1.25}
.hook{font-size:1.08rem;font-weight:700}
.tabs{display:flex;gap:8px;overflow-x:auto;padding:4px 2px 10px;scrollbar-width:thin;position:sticky;top:58px;z-index:10;background:var(--bg)}
.tab{flex:0 0 auto;border:0;background:#fff;color:var(--ink);border-radius:14px;padding:10px 14px;font-weight:800;font-size:.98rem;box-shadow:0 2px 8px rgba(0,0,0,.08);cursor:pointer;min-height:48px;font-family:inherit}
.tab.on{background:var(--c,#6c4cd8);color:#fff}
.panel{background:#fff;border-radius:22px;box-shadow:var(--sh);padding:16px;margin-bottom:16px}
.panel h2{margin:0 0 10px;font-size:1.3rem}
.panel h3{margin:14px 0 6px;font-size:1.1rem}
.phase{border-radius:16px;padding:12px 14px;margin:10px 0}
.phase.b{background:#eef5ff}.phase.d{background:#fff6e5}.phase.a{background:#eafaf2}
.phase ol{margin:6px 0 0;padding-inline-start:22px}
.phase li{margin:6px 0}
.note{background:#fffbe6;border-right:5px solid #ffcc33;border-radius:12px;padding:10px 12px;margin:10px 0}
/* wheel */
.wheelbox{overflow:hidden;padding:8px 4px;display:flex;flex-direction:column;align-items:center;gap:12px}
.wheelwrap{position:relative;width:min(300px,82vw);aspect-ratio:1}
.wheel{width:100%;height:100%;border-radius:50%;border:8px solid #fff;box-shadow:var(--sh);transition:transform 3.2s cubic-bezier(.17,.67,.2,1)}
.pointer{position:absolute;top:-6px;left:50%;transform:translateX(-50%);font-size:2.2rem;line-height:1;filter:drop-shadow(0 2px 2px rgba(0,0,0,.3))}
.hub{position:absolute;inset:38%;background:#fff;border-radius:50%;display:grid;place-items:center;font-size:1.6rem;box-shadow:var(--sh)}
.flip{width:min(420px,92vw);height:230px;perspective:1000px;cursor:pointer}
.flip .inner{position:relative;width:100%;height:100%;transition:transform .7s;transform-style:preserve-3d}
.flip.on .inner{transform:rotateY(180deg)}
.flip .face{position:absolute;inset:0;backface-visibility:hidden;border-radius:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:18px;text-align:center;box-shadow:var(--sh)}
.flip .front{background:repeating-linear-gradient(45deg,var(--c),var(--c) 14px,#0000 14px,#0000 28px),#fff;color:#fff;font-size:3rem}
.flip .front span{background:var(--c);border-radius:16px;padding:6px 16px;font-size:1.1rem;font-weight:800}
.flip .back{background:#fff;transform:rotateY(180deg);border:4px solid var(--c);font-size:1.25rem;font-weight:800;line-height:1.45}
.flip .back small{display:block;color:var(--mut);font-weight:700;font-size:.9rem;margin-bottom:8px}
.timer{font-size:2.2rem;font-weight:900;direction:ltr;font-variant-numeric:tabular-nums}
.timer.end{color:var(--bad);animation:pulse .6s infinite alternate}
@keyframes pulse{to{transform:scale(1.12)}}
.seg{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.seg button{border:2px solid #ddd6f7;background:#fff;border-radius:999px;padding:8px 14px;font-weight:800;cursor:pointer;min-height:44px;font-family:inherit;font-size:.95rem;color:var(--ink)}
.seg button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
/* writing cards */
.wgrid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:700px){.wgrid{grid-template-columns:1fr 1fr}}
.wcard{border-radius:22px;padding:16px;color:#2b2340;position:relative;overflow:hidden;box-shadow:var(--sh)}
.wcard:nth-child(4n+1){background:linear-gradient(135deg,#ffe3ec,#fff4d6)}
.wcard:nth-child(4n+2){background:linear-gradient(135deg,#e2f0ff,#e9e3ff)}
.wcard:nth-child(4n+3){background:linear-gradient(135deg,#dff8ec,#fdfbe3)}
.wcard:nth-child(4n+4){background:linear-gradient(135deg,#fff0e2,#ffe4f1)}
.wcard .ic{font-size:2.4rem}
.wcard h3{margin:4px 0;font-size:1.25rem}
.wcard .pr{font-weight:700}
.wcard ul{margin:6px 0;padding-inline-start:20px}
.bank{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.bank span{background:rgba(255,255,255,.85);border:1px dashed #b9a9ef;border-radius:10px;padding:2px 9px;font-size:.92rem}
.ladder{counter-reset:s;list-style:none;padding:0;margin:8px 0}
.ladder li{counter-increment:s;background:#f6f3ff;border-radius:12px;padding:8px 12px 8px 12px;margin:6px 0;position:relative;padding-inline-start:44px}
.ladder li::before{content:counter(s);position:absolute;right:10px;top:8px;background:var(--pri);color:#fff;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:.85rem}
textarea,input[type=text]{width:100%;font-family:inherit;font-size:1rem;border:2px solid #ddd6f7;border-radius:12px;padding:10px;background:#fff;color:var(--ink)}
textarea{min-height:90px;resize:vertical}
/* insights */
.board{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin:12px 0;background:#c69c6d;background:linear-gradient(#cfa676,#b98b5b);padding:14px;border-radius:18px}
.sticky{background:#fff59d;padding:12px 10px 10px;border-radius:4px 4px 14px 4px;box-shadow:2px 4px 8px rgba(0,0,0,.25);font-weight:700;min-height:90px;position:relative;transform:rotate(var(--rot,0deg));font-size:.98rem}
.sticky:nth-child(3n+2){background:#ffccbc}.sticky:nth-child(3n+3){background:#c8f2d4}.sticky:nth-child(5n+4){background:#cfe3ff}
.sticky button{position:absolute;top:2px;left:4px;border:0;background:none;font-size:1rem;cursor:pointer;color:#7a5}
.sticky .pin{position:absolute;top:-8px;right:45%;font-size:1rem}
/* quiz */
.q{border:2px solid #eee;border-radius:16px;padding:12px;margin:12px 0}
.q .opts{display:grid;gap:8px;margin-top:8px}
.q .opts button{text-align:right;border:2px solid #ddd6f7;background:#fff;border-radius:12px;padding:10px 12px;font-size:1rem;font-family:inherit;cursor:pointer;min-height:48px;color:var(--ink)}
.q .opts button.right{background:#dcf7ea;border-color:var(--ok)}
.q .opts button.wrong{background:#fde3e4;border-color:var(--bad)}
.score{font-size:1.2rem;font-weight:900;text-align:center;margin-top:10px}
/* dub */
.emo{display:flex;flex-wrap:wrap;gap:6px}
.emo button{border:2px solid #eee;background:#fff;border-radius:999px;padding:6px 10px;font-size:.95rem;cursor:pointer;font-family:inherit;min-height:42px;color:var(--ink)}
.emo button.on{background:#ffe08a;border-color:#ffb703}
.charbox{border:2px solid #f0e9ff;border-radius:16px;padding:12px;margin:10px 0;background:#fcfbff}
.steps{display:grid;gap:10px}
.step{display:flex;gap:10px;align-items:flex-start;background:#f8f6ff;border-radius:14px;padding:10px 12px}
.step b.n{flex:0 0 32px;height:32px;border-radius:50%;background:var(--acc);color:#fff;display:grid;place-items:center}
/* sheet preview */
.sheet{border:2px dashed #cfc3f5;border-radius:16px;padding:16px;background:#fff}
.sheet .line{border-bottom:1px solid #bbb;height:28px}
.sheet h3{margin-top:14px}
.tbl{width:100%;border-collapse:collapse}
.tbl td,.tbl th{border:1px solid #ccc;padding:8px;vertical-align:top;text-align:right}
.sel{border-radius:16px;padding:12px 14px;margin:10px 0;background:linear-gradient(135deg,#ffeef3,#f3edff)}
.sel b{display:block;font-size:1.05rem;margin-bottom:4px}
.foot{display:flex;flex-direction:column;align-items:center;gap:6px;padding:20px 10px 28px;color:var(--mut);font-weight:700}
.foot img{border-radius:50%;background:#fff}
.lnk{display:flex;align-items:center;gap:10px;background:#fff;border:2px solid #eee;border-radius:16px;padding:12px;text-decoration:none;color:inherit;margin:8px 0}
.lnk .e{font-size:1.8rem}
.muted{color:var(--mut)}
.center{text-align:center}
code{background:#f3f0fa;padding:1px 5px;border-radius:6px;direction:ltr;unicode-bidi:embed}
pre{background:#2b2340;color:#f6f2ff;padding:12px;border-radius:12px;overflow-x:auto;direction:ltr;text-align:left;font-size:.85rem}
.olim{font-size:1.15rem}
@media print{
  @page{margin:15mm}
  .top,.levelbar,.tabs,.foot img,.btn,.noprint{display:none!important}
  body{background:#fff;font-size:12pt}
  .panel,.vhead,.hero{box-shadow:none;border:0}
  main{padding:0}
  *{text-align:right}
}