.st{max-width:880px;padding-block:24px 72px}.st-head h1{font-size:clamp(24px,6.4vw,40px);line-height:1.15}.st-head p{color:var(--muted);margin:10px 0 0;font-size:16px}.st-skel{background:var(--surface-2);border-radius:20px;height:320px;margin-top:20px}.st-steps{flex-wrap:wrap;gap:8px;margin:18px 0 14px;padding:0;list-style:none;display:flex}.st-steps li{color:var(--muted);background:var(--surface-2);border-radius:999px;align-items:center;gap:6px;padding:6px 12px 6px 6px;font-size:14px;font-weight:700;display:inline-flex}.st-steps b{background:var(--surface);border-radius:50%;place-items:center;width:24px;height:24px;font-size:13px;display:grid}.st-steps li.on{background:var(--brand-soft);color:var(--brand)}.st-steps li.on b{background:var(--brand);color:var(--on-brand)}.st-steps li.done b{background:var(--mint);color:#fff}.st-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px 16px}.st-card h2{font-size:21px}.st-hint{color:var(--muted);margin:6px 0 0;font-size:14.5px}.st-chip{border:2px solid var(--line);background:var(--surface);min-height:52px;color:var(--ink);cursor:pointer;border-radius:14px;padding:8px 12px;font-size:17px;font-weight:700;transition:border-color .15s,background .15s,transform .12s}.st-chip:active{transform:scale(.97)}.st-chip[aria-pressed=true]{border-color:var(--brand);background:var(--brand-soft);color:var(--brand)}.st-chip:disabled{opacity:.4;cursor:default}.st-grades{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:16px;display:grid}.st-grades .st-chip span{color:var(--muted);font-size:13px;font-weight:600}.st-grades .st-chip[aria-pressed=true] span{color:inherit}.st-subjects{grid-template-columns:1fr;gap:8px;margin-top:16px;display:grid}.st-subj{text-align:left;align-items:center;gap:10px;font-size:16px;display:flex}.st-subj i,.st-tag i{background:var(--sc);border-radius:4px;flex:none;width:12px;height:12px}.st-next{justify-content:center;width:100%;min-height:52px;margin-top:18px;font-size:17px}.st-next:disabled{opacity:.45;cursor:default;transform:none}.st-row{align-items:flex-end;gap:10px;display:flex}.st-row .btn.ghost{min-height:52px;margin-top:18px}.st-row .st-next{flex:1}.st-res-head{justify-content:space-between;align-items:flex-start;gap:12px;margin:20px 0 14px;display:flex}.st-res-head h2{font-size:21px}.st-change{flex:none;padding:9px 16px}.st-list{gap:14px;display:grid}.st-rec{background:var(--surface);border:1px solid var(--line);border-top:5px solid var(--sc);border-radius:18px;min-width:0;padding:16px}.st-rec-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.st-tag{align-items:center;gap:8px;font-size:14px;font-weight:700;display:inline-flex}.st-week{color:var(--muted);background:var(--surface-2);border-radius:999px;padding:3px 9px;font-size:12.5px;font-weight:700}.st-src{color:var(--muted);margin:12px 0 4px;font-size:13px}.st-rec h3{overflow-wrap:anywhere;margin-top:4px;font-size:20px;line-height:1.25}.st-actions{gap:8px;margin-top:14px;display:grid}.st-actions .btn{text-align:center;justify-content:center;min-height:50px;font-size:16px}.st-nav{gap:4px;margin:12px 0 0;font-size:14px;display:grid}.st-nav a{color:var(--muted);overflow-wrap:anywhere}.st-other{color:var(--brand);margin-top:12px;font-size:14.5px;font-weight:700;display:inline-block}.st-tips{margin-top:32px}.st-tips h2{font-size:19px}.st-tip-grid{gap:10px;margin-top:12px;display:grid}.st-tip{background:var(--surface-2);border-radius:16px;gap:4px;padding:14px 16px;text-decoration:none;display:grid}.st-tip b{font-size:16px}.st-tip span{color:var(--muted);font-size:14.5px}.st-tip:hover b{color:var(--brand)}.st-more{color:var(--muted);margin-top:12px;font-size:14px}@media (min-width:640px){.st{padding-top:40px}.st-card{padding:28px}.st-grades{grid-template-columns:repeat(6,minmax(0,1fr))}.st-subjects{grid-template-columns:1fr 1fr}.st-next{width:auto;padding-inline:32px}.st-actions{flex-wrap:wrap;display:flex}.st-tip-grid{grid-template-columns:repeat(3,1fr)}}