.course-demo .hero{display:block;text-align:left;padding:22px 0 25px}.course-demo .hero .wrap{max-width:780px}.course-demo .hero h1{font-size:clamp(2.4rem,4.5vw,3.6rem)}.course-demo .hero p{font-size:1rem;color:var(--muted);max-width:600px}.course-demo .hero .meta{font-size:.78rem;color:var(--muted)}.demo-language{display:flex;justify-content:flex-end;padding-top:30px}.switch{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:white}.switch button{border:0;background:white;padding:7px 12px;font-size:.75rem}.switch button.on{background:var(--brand);color:white}.course-demo .quiz{margin:0 0 24px;scroll-margin-top:110px}.course-demo .browser{background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden}.browser__bar{display:flex;align-items:center;gap:6px;padding:14px 20px;background:var(--soft);border-bottom:1px solid var(--line)}.browser__bar i{width:7px;height:7px;background:#c8bedb;border-radius:50%}.browser__pill{margin-left:auto;font-size:.7rem;color:var(--muted)}.browser__body{padding:30px}.prog{display:flex;gap:5px;margin-bottom:8px}.prog i{height:5px;border-radius:99px;background:var(--line);flex:1}.prog i.done{background:var(--brand)}.prog i.cur{background:var(--brand-2)}.progmeta{display:flex;justify-content:space-between;font-size:.74rem;color:var(--muted);margin-bottom:30px}.progmeta .round{color:var(--brand);font-weight:650}.q-eyebrow{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:10px}.q-text{font-size:1.4rem;font-weight:700;line-height:1.3;letter-spacing:-.025em;margin-bottom:18px}.q-scn{font-size:.88rem;padding:16px;background:var(--paper);border-left:3px solid var(--brand);border-radius:10px;margin-bottom:20px}.choices{display:grid;gap:10px}.choice{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:10px;text-align:left;background:white;padding:15px;font-size:.9rem}.choice:hover:not(:disabled){border-color:var(--brand);background:var(--soft)}.choice .k{width:27px;height:27px;display:grid;place-items:center;flex:none;background:var(--paper);border-radius:7px;font-size:.75rem;color:var(--muted)}.choice.right{border-color:var(--green);background:var(--ok-soft);color:var(--green)}.choice.wrong{border-color:#b3773c;background:#fbf1e3;color:#825018}.choice.dim{opacity:.55}.choice:disabled{cursor:default}.fb{display:none;padding:18px;border-radius:10px;font-size:.86rem;margin-top:18px}.fb.show{display:block}.fb.good{background:var(--ok-soft);color:var(--green)}.fb.bad{background:#fbf1e3;color:#825018}.fb .lbl{display:block;font-weight:700;margin-bottom:5px}.qfoot{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-top:24px}.scorepill{font-size:.77rem;color:var(--muted)}.scorepill b{color:var(--brand)}.course-demo .btn--ghost{background:white;color:var(--ink);border-color:var(--line)}.course-demo .btn--spark{background:var(--brand);color:white}.course-demo .result{text-align:center;border:0;padding:0;margin:0}.result .ring{width:130px;height:130px;position:relative;margin:0 auto 18px}.ring svg{transform:rotate(-90deg)}.ring .num{position:absolute;inset:0;display:grid;place-items:center;font-size:2rem;font-weight:750;color:var(--ink)}.course-demo .result h2{font-size:1.8rem}.course-demo .result .verdict{font-size:.92rem}.course-demo .result .actions{justify-content:center}.breakdown{display:flex;justify-content:center;gap:9px;flex-wrap:wrap}.bd{padding:5px 11px;border:1px solid var(--line);border-radius:99px;font-size:.72rem}.course-demo .cta{background:var(--soft);color:var(--ink);padding:33px;border-radius:16px;margin:30px 0 60px}.course-demo .cta h2{font-size:1.8rem}.course-demo .cta p{font-size:.91rem;color:var(--muted)}.course-demo .cta .row{display:flex;gap:12px;flex-wrap:wrap}.course-demo .cta .btn--ghost{color:var(--ink)!important;border-color:#cdc7d8!important;background:transparent!important}.confetti-piece{display:none}
@media(max-width:580px){.browser__body{padding:23px 19px}.q-text{font-size:1.15rem}.choice{font-size:.82rem;padding:13px}.qfoot{gap:10px;flex-wrap:wrap}.qfoot .btn{font-size:.8rem}.course-demo .hero h1{font-size:2.3rem}.course-demo .cta{padding:25px}.course-demo .cta h2{font-size:1.6rem}.course-demo .cta .btn{width:100%}}