:root{--cream: #faf8f5;--navy: #0f1729;--blue: #2563eb;--muted: #6b7280;--line: #e7e3dd;--card: #ffffff}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;padding:0}body{font-family:Plus Jakarta Sans,system-ui,-apple-system,sans-serif;background:var(--cream);color:var(--navy);min-height:100vh;-webkit-font-smoothing:antialiased}.bar{padding:22px 28px}.wordmark{font-weight:800;font-size:13px;letter-spacing:.14em;color:var(--navy);text-decoration:none}.wordmark span{color:var(--muted);font-weight:600}.wrap{max-width:640px;margin:0 auto;padding:40px 28px 80px;position:relative;min-height:70vh;display:flex;flex-direction:column;justify-content:center}.progress{display:flex;align-items:center;gap:16px;margin-bottom:40px}.progress__track{flex:1;height:3px;background:var(--line);border-radius:3px;overflow:hidden}.progress__fill{height:100%;width:10%;background:var(--blue);transition:width .3s ease}.progress__count{font-size:12px;letter-spacing:.12em;color:var(--muted);font-weight:600;font-variant-numeric:tabular-nums}.kicker{font-size:12px;letter-spacing:.16em;color:var(--blue);font-weight:700;margin:0 0 14px}.h1{font-size:clamp(34px,6vw,52px);line-height:1.02;font-weight:800;margin:0 0 18px;letter-spacing:-.02em}.h1 span{display:block}.h1--accent{color:var(--muted)}.sub{font-size:17px;line-height:1.5;color:var(--muted);margin:0 0 32px;max-width:32em}.expect{background:var(--card);border:1.5px solid var(--line);border-radius:16px;padding:24px 24px 20px;margin:0 0 32px}.expect__title{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--navy);margin:0 0 16px}.expect__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}.expect__list li{display:flex;gap:12px;font-size:15px;line-height:1.5;color:var(--muted)}.expect__n{flex:none;width:22px;height:22px;border-radius:999px;display:grid;place-items:center;margin-top:1px;font-size:11px;font-weight:700;color:#fff;background:var(--blue)}.q{font-size:clamp(24px,4.5vw,34px);line-height:1.15;font-weight:700;margin:0 0 8px;letter-spacing:-.01em}.hint{font-size:14px;color:var(--muted);margin:0 0 22px}.q+.input,.q+.opts,.q+.pair,.hint+.input,.hint+.opts,.hint+.pair{margin-top:22px}.input{width:100%;font-family:inherit;font-size:20px;color:var(--navy);background:transparent;border:none;border-bottom:2px solid var(--line);padding:12px 2px;outline:none;transition:border-color .2s ease}.input::placeholder{color:#b8b2a8}.input:focus{border-color:var(--blue)}.input--area{border:2px solid var(--line);border-radius:12px;min-height:120px;padding:14px;resize:vertical}.input--area:focus{border-color:var(--blue)}.pair{display:flex;flex-direction:column;gap:18px}.opts{display:flex;flex-direction:column;gap:10px}.opt{display:flex;align-items:center;gap:14px;width:100%;text-align:left;font-family:inherit;font-size:17px;font-weight:500;color:var(--navy);background:var(--card);border:1.5px solid var(--line);border-radius:12px;padding:15px 16px;cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .06s ease}.opt:hover{border-color:#cfc9bf}.opt:active{transform:translateY(1px)}.opt--on{border-color:var(--blue);background:#eef3ff}.opt__key{flex:none;width:24px;height:24px;border-radius:6px;display:grid;place-items:center;font-size:12px;font-weight:700;color:var(--muted);background:var(--cream);border:1px solid var(--line)}.opt--on .opt__key{color:#fff;background:var(--blue);border-color:var(--blue)}.err{color:#dc2626;font-size:14px;margin:14px 0 0;font-weight:500}.nav{display:flex;justify-content:space-between;align-items:center;margin-top:40px}.btn{font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;border:none;border-radius:999px;padding:13px 26px;transition:opacity .15s ease,transform .06s ease}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:default}.btn--solid{background:var(--navy);color:#fff}.btn--solid:hover{opacity:.9}.btn--ghost{background:transparent;color:var(--muted);padding-left:6px}.btn--start{margin-top:8px}a.btn{text-decoration:none;display:inline-block}
