*{box-sizing:border-box}body{min-height:100vh;margin:0;background:linear-gradient(180deg,#d8f4ff,#f4fbff 42%,#fff2c9);color:#29334a;font-family:Arial,sans-serif}button:where(.astro-4cn3hbfn),a:where(.astro-4cn3hbfn){-webkit-tap-highlight-color:transparent}.page-shell:where(.astro-4cn3hbfn){width:min(1100px,100%);margin:0 auto;padding:18px 14px 36px}.top-actions:where(.astro-4cn3hbfn),.activity-footer:where(.astro-4cn3hbfn){display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.nav-button:where(.astro-4cn3hbfn),.reset-button:where(.astro-4cn3hbfn){border:2px solid #346070;border-radius:999px;background:#fff;color:#285263;padding:11px 17px;font-size:1rem;font-weight:800;text-decoration:none;cursor:pointer}.hero:where(.astro-4cn3hbfn){max-width:720px;margin:10px auto 20px;text-align:center}.eyebrow:where(.astro-4cn3hbfn),.step-label:where(.astro-4cn3hbfn){margin:0 0 5px;color:#26745b;font-size:.8rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}h1:where(.astro-4cn3hbfn){margin:0;color:#a34375;font-size:clamp(2.4rem,8vw,4.6rem)}h2:where(.astro-4cn3hbfn){margin:0;color:#315967;font-size:1.45rem}.hero:where(.astro-4cn3hbfn) p:where(.astro-4cn3hbfn):last-child{color:#46616c;font-size:1.08rem;line-height:1.5}.progress-panel:where(.astro-4cn3hbfn){display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px;padding:12px}.progress-panel:where(.astro-4cn3hbfn),.table-panel:where(.astro-4cn3hbfn),.practice-panel:where(.astro-4cn3hbfn){border:3px solid rgba(72,112,126,.2);border-radius:23px;background:#ffffffeb;box-shadow:0 10px 20px #4066711f}.stat:where(.astro-4cn3hbfn){border-radius:14px;background:#eef8f8;padding:9px 5px;text-align:center}.stat:where(.astro-4cn3hbfn) strong:where(.astro-4cn3hbfn),.stat:where(.astro-4cn3hbfn) span:where(.astro-4cn3hbfn){display:block}.stat:where(.astro-4cn3hbfn) strong:where(.astro-4cn3hbfn){color:#a34375;font-size:1.65rem}.stat:where(.astro-4cn3hbfn) span:where(.astro-4cn3hbfn){color:#4b6770;font-size:.8rem;font-weight:800}.table-panel:where(.astro-4cn3hbfn),.practice-panel:where(.astro-4cn3hbfn){padding:18px}.number-table:where(.astro-4cn3hbfn){display:grid;grid-template-columns:repeat(5,1fr);gap:9px;margin-top:14px}.table-fact:where(.astro-4cn3hbfn){display:flex;justify-content:space-between;gap:5px;border-radius:13px;background:#fff5d5;color:#654f22;padding:11px 9px;font-weight:800}.practice-panel:where(.astro-4cn3hbfn){margin-top:16px}.practice-heading:where(.astro-4cn3hbfn){display:flex;align-items:center;justify-content:space-between;gap:15px}.feedback:where(.astro-4cn3hbfn){margin:0;border-radius:13px;background:#eef8f8;color:#41636a;padding:10px 12px;font-weight:700}.question-grid:where(.astro-4cn3hbfn){display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:15px}.question-card:where(.astro-4cn3hbfn){border:2px solid #d7e6e6;border-radius:18px;background:#fbfefe;padding:13px}.question-card:where(.astro-4cn3hbfn).completed{border-color:#79b77d;background:#f3fff2}.expression:where(.astro-4cn3hbfn){margin:0 0 10px;color:#404a62;font-size:1.35rem;font-weight:900;text-align:center}.answers:where(.astro-4cn3hbfn){display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.answer-button:where(.astro-4cn3hbfn){min-height:50px;border:3px solid #c8dede;border-radius:13px;background:#fff;color:#315967;font-size:1.05rem;font-weight:900;cursor:pointer}.answer-button:where(.astro-4cn3hbfn):hover:not(:disabled),.answer-button:where(.astro-4cn3hbfn):focus-visible:not(:disabled){border-color:#a34375}.answer-button:where(.astro-4cn3hbfn).correct{border-color:#43864a;background:#dff6db;color:#28632e}.answer-button:where(.astro-4cn3hbfn).wrong{border-color:#cf3e4b;background:#fff0f0;color:#a32632}.result-mark:where(.astro-4cn3hbfn){min-height:19px;margin:8px 0 0;color:#347241;font-size:.9rem;font-weight:800;text-align:center}.activity-footer:where(.astro-4cn3hbfn){justify-content:center;padding-top:18px}.reset-button:where(.astro-4cn3hbfn){border-color:#b64d57;color:#a23742}@media(max-width:760px){.number-table:where(.astro-4cn3hbfn){grid-template-columns:repeat(2,1fr)}.question-grid:where(.astro-4cn3hbfn){grid-template-columns:1fr}}@media(max-width:500px){.progress-panel:where(.astro-4cn3hbfn){grid-template-columns:repeat(2,1fr)}.practice-heading:where(.astro-4cn3hbfn){align-items:flex-start;flex-direction:column}.table-panel:where(.astro-4cn3hbfn),.practice-panel:where(.astro-4cn3hbfn){padding:14px}}
