.builder-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:start}.builder-form,.builder-output{background:#fff;border:1px solid #dfe7f3;border-radius:23px;padding:28px;box-shadow:var(--shadow)}.builder-form label{display:block;font-weight:850;margin:16px 0 6px}.builder-form label:first-child{margin-top:0}.builder-form input,.builder-form select,.builder-form textarea{width:100%;padding:12px 14px;border:1px solid #c7d5e7;border-radius:11px;background:#fff;color:var(--ink);font:inherit}.builder-form textarea{resize:vertical;min-height:110px}.builder-form input:focus,.builder-form select:focus,.builder-form textarea:focus{outline:3px solid rgba(7,151,213,.18);border-color:var(--cyan)}.builder-output{position:sticky;top:102px}.output-box{min-height:420px;padding:20px;border-radius:15px;background:#f5f8fc;border:1px dashed #aebfd4;white-space:pre-wrap;color:#31445f}.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.btn-primary{background:var(--navy);color:#fff}.btn-secondary{background:#eaf3ff;color:var(--navy)}.exercise{background:#fff;border:1px solid #dfe7f3;border-radius:18px;padding:22px;margin:18px 0}.exercise .exercise-no{display:inline-block;background:#edf3fb;color:var(--page-accent);font-weight:900;padding:5px 10px;border-radius:999px;font-size:.82rem}.exercise h3{margin:10px 0 5px}.steps{counter-reset:step;list-style:none;padding:0}.steps li{counter-increment:step;position:relative;padding:9px 0 9px 38px}.steps li:before{content:counter(step);position:absolute;left:0;top:8px;width:25px;height:25px;border-radius:8px;background:var(--page-accent);color:#fff;display:grid;place-items:center;font-size:.78rem;font-weight:900}@media(max-width:980px){.builder-grid{grid-template-columns:1fr}.builder-output{position:static}}@media(max-width:700px){.builder-form,.builder-output{padding:20px}.output-box{min-height:300px}}