:root{--bg:#f7f5ff;--card:#fff;--tx:#1f1b2e;--mu:#6b6785;--pr:#7c3aed;--pr2:#ec4899;--ok:#10b981;--bad:#ef4444;--bd:#e7e3f7;--sh:0 6px 24px rgba(124,58,237,.10);--y1:#22c55e;--y2:#3b82f6;--y3:#f59e0b;--y4:#ec4899}
[data-theme=dark]{--bg:#0f0d1a;--card:#1b1830;--tx:#efeaff;--mu:#a29cc0;--bd:#2c2747;--sh:0 6px 24px rgba(0,0,0,.35)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans",sans-serif;background:var(--bg);color:var(--tx);line-height:1.55;padding-bottom:76px;transition:background .3s}
a{color:var(--pr);text-decoration:none}
.top{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:10px 16px;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--bd)}
.logo{display:flex;align-items:center;gap:8px;color:var(--tx);font-size:18px}.blob{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--pr),var(--pr2));font-size:20px}
.tr{display:flex;gap:8px;align-items:center}.ib{border:1px solid var(--bd);background:var(--card);color:var(--tx);width:38px;height:38px;border-radius:12px;font-size:18px;display:grid;place-items:center;cursor:pointer}
.chip{background:var(--card);border:1px solid var(--bd);border-radius:99px;padding:5px 12px;font-weight:700;font-size:14px}
main{max-width:860px;margin:0 auto;padding:16px}
#ann{background:linear-gradient(90deg,var(--pr),var(--pr2));color:#fff;text-align:center;padding:8px 14px;font-size:14px}
.hero{border-radius:24px;padding:26px 20px;background:linear-gradient(135deg,#7c3aed,#ec4899 70%,#f59e0b);color:#fff;position:relative;overflow:hidden;box-shadow:var(--sh)}
.hero h1{margin:0 0 6px;font-size:28px;line-height:1.2}.hero p{margin:0 0 16px;opacity:.95}
.hero .em{position:absolute;font-size:38px;opacity:.9;animation:fl 6s ease-in-out infinite}
@keyframes fl{50%{transform:translateY(-10px) rotate(8deg)}}
.btn{display:inline-flex;align-items:center;gap:6px;border:0;border-radius:14px;padding:11px 18px;font-weight:700;font-size:15px;cursor:pointer;background:var(--pr);color:#fff;font-family:inherit}
.btn.w{background:#fff;color:var(--pr)}.btn.o{background:transparent;border:2px solid var(--bd);color:var(--tx)}.btn.g{background:var(--ok)}.btn.s{padding:7px 12px;font-size:13px}
.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--bd);border-radius:20px;padding:16px;box-shadow:var(--sh)}
.card.l{display:block;color:var(--tx);transition:transform .15s}.card.l:hover{transform:translateY(-3px)}
h2{font-size:22px;margin:22px 0 12px}h3{margin:0 0 6px}.mu{color:var(--mu);font-size:14px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}.stat{background:var(--card);border:1px solid var(--bd);border-radius:16px;padding:12px;text-align:center}.stat b{display:block;font-size:22px}
.yr{border-left:5px solid var(--c);padding-left:12px;margin:24px 0 10px}.yr h2{margin:0}
.ic{font-size:30px;width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:color-mix(in srgb,var(--c,var(--pr)) 15%,transparent);flex:none}
.row{display:flex;gap:12px;align-items:center}
.bar{height:8px;background:var(--bd);border-radius:9px;overflow:hidden;margin-top:8px}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--pr),var(--pr2));border-radius:9px}
.ls{display:flex;justify-content:space-between;align-items:center;padding:13px 14px;border-radius:14px;border:1px solid var(--bd);background:var(--card);margin:8px 0;color:var(--tx)}
.sec{margin:14px 0;padding:14px 16px;border-radius:16px;background:var(--card);border:1px solid var(--bd)}
.sec h4{margin:0 0 8px;font-size:15px}.sec ul{margin:0;padding-left:20px}.sec li{margin:5px 0}
.tip{background:color-mix(in srgb,#f59e0b 14%,var(--card));border-color:color-mix(in srgb,#f59e0b 40%,var(--bd))}
.ex{background:color-mix(in srgb,#3b82f6 10%,var(--card))}.sum{background:color-mix(in srgb,#10b981 12%,var(--card))}
.opt{display:block;width:100%;text-align:left;padding:12px 14px;margin:8px 0;border-radius:14px;border:2px solid var(--bd);background:var(--card);color:var(--tx);font:inherit;cursor:pointer}
.opt.ok{border-color:var(--ok);background:color-mix(in srgb,var(--ok) 15%,var(--card))}.opt.no{border-color:var(--bad);background:color-mix(in srgb,var(--bad) 12%,var(--card))}
.exp{font-size:14px;padding:10px 12px;border-radius:12px;background:var(--bg);margin-top:6px}
.fc{perspective:1000px;height:230px;margin:16px 0;cursor:pointer}.fc>div{position:relative;width:100%;height:100%;transition:transform .5s;transform-style:preserve-3d}
.fc.f>div{transform:rotateY(180deg)}.fc .s{position:absolute;inset:0;backface-visibility:hidden;border-radius:22px;display:grid;place-items:center;padding:20px;text-align:center;font-size:20px;font-weight:700;box-shadow:var(--sh)}
.fc .a{background:linear-gradient(135deg,var(--pr),var(--pr2));color:#fff}.fc .b{background:var(--card);border:2px solid var(--pr);transform:rotateY(180deg);font-size:17px;font-weight:500}
.rate{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.rate button{padding:10px 4px;font-size:13px}
.mg{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mg button{min-height:64px;padding:8px;font-size:13px;border-radius:14px;border:2px solid var(--bd);background:var(--card);color:var(--tx);cursor:pointer;font-family:inherit}
.mg button.sel{border-color:var(--pr);background:color-mix(in srgb,var(--pr) 14%,var(--card))}.mg button.done{opacity:.25;pointer-events:none;border-color:var(--ok)}.mg button.no{animation:sh .3s;border-color:var(--bad)}
@keyframes sh{25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
.timer{font-size:40px;font-weight:800;text-align:center}
.chat{display:flex;flex-direction:column;gap:10px;min-height:45vh;max-height:60vh;overflow:auto;padding:4px}
.msg{max-width:86%;padding:10px 14px;border-radius:18px;white-space:pre-wrap;font-size:15px}.msg.u{align-self:flex-end;background:var(--pr);color:#fff;border-bottom-right-radius:4px}.msg.ai{align-self:flex-start;background:var(--card);border:1px solid var(--bd);border-bottom-left-radius:4px}
.cin{display:flex;gap:8px;margin-top:10px}.cin input,input,textarea,select{flex:1;padding:12px 14px;border-radius:14px;border:2px solid var(--bd);background:var(--card);color:var(--tx);font:inherit;width:100%}
textarea{min-height:110px}label{display:block;margin:10px 0 4px;font-weight:600;font-size:14px}
.qk{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0}.qk button{border:1px solid var(--bd);background:var(--card);color:var(--tx);border-radius:99px;padding:6px 12px;font-size:13px;cursor:pointer}
.lb{display:flex;align-items:center;gap:10px;padding:10px 12px;border-bottom:1px solid var(--bd)}.lb .r{width:30px;font-weight:800;text-align:center}
.bd{display:inline-block;background:var(--bg);border:1px solid var(--bd);border-radius:99px;padding:4px 10px;margin:3px;font-size:13px}.bd.off{opacity:.35;filter:grayscale(1)}
.tab{position:fixed;bottom:0;left:0;right:0;z-index:20;display:flex;justify-content:space-around;background:color-mix(in srgb,var(--card) 92%,transparent);backdrop-filter:blur(12px);border-top:1px solid var(--bd);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
.tab a{display:flex;flex-direction:column;align-items:center;font-size:20px;color:var(--mu);padding:2px 8px;border-radius:12px}.tab a span{font-size:11px;font-weight:600}.tab a.on{color:var(--pr);background:color-mix(in srgb,var(--pr) 10%,transparent)}
.foot{text-align:center;color:var(--mu);font-size:13px;padding:22px 16px 14px;border-top:1px solid var(--bd);margin-top:30px}.foot p{margin:4px 0}
.tt{display:inline-flex;align-items:center;gap:6px;background:#000;color:#fff;border-radius:99px;padding:6px 14px;font-weight:700;margin:6px 0;box-shadow:-2px -2px 0 #25F4EE,2px 2px 0 #FE2C55}
#toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%) translateY(20px);opacity:0;background:var(--tx);color:var(--bg);padding:10px 18px;border-radius:14px;font-weight:600;transition:.3s;z-index:50;pointer-events:none;max-width:90vw;text-align:center}#toast.on{opacity:1;transform:translateX(-50%)}
.back{display:inline-block;margin-bottom:8px;font-weight:600}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:3px 9px;border-radius:99px;background:color-mix(in srgb,var(--c,var(--pr)) 18%,transparent);color:var(--c,var(--pr))}
.big{font-size:56px;text-align:center}
@media(min-width:700px){.hero h1{font-size:36px}.hero{padding:40px}}