:root{--ink:#20263c;--muted:#64708a;--paper:#f7f8fc;--pink:#ef698a;--blue:#5968da;--mint:#42bca6;--gold:#f5b944;--line:#e3e6f1}*{box-sizing:border-box}body{margin:0;background:var(--paper);font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink)}.topbar,main,footer{max-width:1060px;margin:auto}.topbar{padding:28px 24px 16px;display:flex;justify-content:space-between;align-items:center}.eyebrow,.tag{font-size:.73rem;letter-spacing:.13em;font-weight:800;color:var(--blue);margin:0}.topbar h1{font-size:1.45rem;margin:0}.streak{background:#e7e9ff;color:#3846aa;padding:8px 12px;border-radius:99px;font-weight:700;font-size:.85rem}main{padding:0 24px 48px}.hero{background:linear-gradient(120deg,#fff 20%,#e8edff);border-radius:24px;padding:26px 32px;display:flex;gap:18px;align-items:center;box-shadow:0 8px 26px #30386412;overflow:hidden}.hero-copy{flex:1}.hero h2{font-size:clamp(1.7rem,4vw,2.65rem);line-height:1.06;margin:.25rem 0}.hero p{max-width:640px;color:var(--muted)}.companion-name{font-weight:800;color:var(--pink)!important;margin:6px 0 0}.companion-avatar{width:168px;min-width:168px;position:relative;filter:drop-shadow(0 14px 12px #5968da26);animation:float 3.2s ease-in-out infinite}.companion-avatar svg{display:block;width:100%}.spark{position:absolute;color:var(--gold);font-size:1.5rem;animation:twinkle 1.8s ease-in-out infinite}.spark-one{top:15px;right:8px}.spark-two{bottom:27px;left:2px;animation-delay:.7s}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}button{font:inherit;cursor:pointer;border:0;border-radius:10px;padding:10px 15px;font-weight:750}.primary{background:var(--blue);color:white}.secondary{background:white;color:var(--blue);border:1px solid #cfd4f6}.tabs{display:flex;gap:8px;flex-wrap:wrap;padding:22px 0}.tabs button{background:transparent;color:var(--muted);padding:9px 12px}.tabs button.active{background:white;color:var(--ink);box-shadow:0 2px 9px #30386415}.hidden{display:none}.subject-title{display:flex;justify-content:space-between;gap:16px;align-items:end}.subject-title h2{margin:0}.subject-title p{color:var(--muted);margin:.3rem 0}.next-step{background:linear-gradient(110deg,#fff1f6,#edf0ff);border:1px solid #e2d9f6;border-radius:18px;padding:18px 20px;margin:20px 0 4px}.next-step h3{margin:0 0 4px}.next-step p{color:#525b7a;margin:0 0 12px}.units{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-top:20px}.unit{background:white;border:1px solid var(--line);border-radius:18px;padding:20px}.unit h3{margin:0 0 8px}.unit .badge{font-size:.75rem;background:#e5faf5;color:#147764;border-radius:99px;padding:4px 8px;display:inline-block}.unit p{color:var(--muted);font-size:.92rem}.unit button{margin-top:8px;color:var(--blue);background:#edf0ff}.lesson{background:white;border-radius:20px;padding:clamp(20px,4vw,34px);border:1px solid var(--line)}.lesson-top{display:flex;justify-content:space-between;gap:12px;align-items:center}.lesson h2{margin:.5rem 0}.tip{background:#fff7df;border-left:4px solid var(--gold);padding:12px 15px;border-radius:8px;margin:18px 0}.question{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}.question h3{font-size:1rem}.answers{display:grid;gap:8px}.answers label{border:1px solid var(--line);border-radius:10px;padding:10px;cursor:pointer}.answers label:has(input:checked){border-color:var(--blue);background:#f1f2ff}.answer-input{width:100%;max-width:420px;border:1px solid #bfc5d8;border-radius:9px;padding:10px;font:inherit}.feedback{margin-top:12px;padding:12px;border-radius:9px}.good{background:#e4f8f2;color:#126754}.bad{background:#fff0f2;color:#9d354d}.hint{background:#fff8e8;color:#735414}.resource{display:block;margin-top:12px;color:#394ab7;font-size:.9rem}.mock-intro,.results{background:white;border-radius:20px;padding:28px;border:1px solid var(--line)}.mock-grid{display:grid;gap:20px}.mock-section{background:white;border:1px solid var(--line);border-radius:18px;padding:22px}.mock-section h2{margin-top:0}.mock-question{padding:14px 0;border-bottom:1px solid var(--line)}.mock-question:last-child{border:0}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}.result-card{padding:15px;border-radius:12px;background:#eef0ff;text-align:center}.result-card strong{font-size:1.4rem;display:block}.link{padding:0;background:none;color:var(--blue);text-decoration:underline}footer{text-align:center;color:var(--muted);font-size:.85rem;padding:25px}@keyframes float{50%{transform:translateY(-7px)}}@keyframes twinkle{50%{transform:scale(.7) rotate(25deg);opacity:.35}}@media(max-width:650px){.topbar,.hero{align-items:flex-start;flex-direction:column}.hero{padding:24px}.companion-avatar{width:130px;min-width:130px;align-self:center}.result-grid{grid-template-columns:1fr}.subject-title{align-items:start;flex-direction:column}}
.topbar-actions{display:flex;align-items:center;gap:10px}.talk-button{padding:7px 10px;background:#fff0f5;color:#bd486d;font-size:.82rem}.coach-screen{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#313b81e8,#7655a9e8);backdrop-filter:blur(8px)}.coach-screen[hidden]{display:none}.coach-sky span{position:absolute;color:#ffe39a;font-size:clamp(1.2rem,3vw,2rem);animation:twinkle 2s ease-in-out infinite}.coach-sky span:nth-child(1){top:10%;left:12%}.coach-sky span:nth-child(2){right:12%;top:20%;animation-delay:.6s}.coach-sky span:nth-child(3){right:27%;bottom:12%;animation-delay:1.1s}.coach-sky span:nth-child(4){left:20%;bottom:13%;font-size:3rem}.coach-scene{width:min(880px,100%);display:grid;grid-template-columns:minmax(180px,300px) 1fr;align-items:end;gap:18px}.coach-avatar{filter:drop-shadow(0 20px 16px #17204f88);animation:float 3s ease-in-out infinite}.coach-avatar svg{width:100%;display:block}.coach-dialogue{background:#fff;border-radius:28px 28px 28px 6px;padding:clamp(24px,5vw,42px);box-shadow:0 24px 70px #12153d66;animation:dialogIn .35s ease-out}.coach-label{font-size:.7rem;font-weight:900;letter-spacing:.12em;color:var(--pink);margin:0}.coach-dialogue h2{font-size:clamp(1.8rem,4vw,2.8rem);margin:.25rem 0}.coach-dialogue>p:not(.coach-label){font-size:1.1rem;color:#505b77;margin:.4rem 0 18px}.coach-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.coach-choices button{background:#eef0ff;color:#3846aa;text-align:left;min-height:56px}.coach-choices button:first-child{background:var(--blue);color:#fff}.coach-close{padding:8px 0 0;background:none;color:#737d99;text-decoration:underline;font-size:.82rem;font-weight:600}.coach-dock{position:fixed;right:18px;bottom:18px;z-index:10;width:min(360px,calc(100vw - 36px));display:flex;align-items:center;gap:10px;background:#fff;box-shadow:0 10px 30px #30386425;border:1px solid #e4e6f6;border-radius:18px;padding:9px 10px}.dock-avatar{width:48px;height:48px;overflow:hidden;border-radius:50%;background:#e8edff;flex:none}.dock-avatar svg{width:48px;height:53px;transform:translateY(4px)}.coach-dock p{margin:0;min-width:0;line-height:1.2;font-size:.82rem;color:#59647e;flex:1}.coach-dock strong,.coach-dock span{display:block}.coach-dock strong{color:#bd486d;margin-bottom:3px}.coach-dock button{padding:7px 9px;font-size:.8rem}@keyframes dialogIn{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}@media(max-width:650px){.topbar-actions .talk-button{display:none}.coach-screen{align-items:end;padding:14px}.coach-scene{grid-template-columns:110px 1fr;gap:8px}.coach-avatar{align-self:end}.coach-dialogue{border-radius:24px 24px 24px 5px;padding:24px 20px}.coach-choices{grid-template-columns:1fr}.coach-dock{bottom:10px;right:10px;width:calc(100vw - 20px)}}