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0}.update-date{color:var(--teal);letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px;font-size:11px;font-weight:700}.update-item h3{margin-bottom:6px;font-size:16px;font-weight:600}.update-item p{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.form-group{margin-bottom:18px}.form-label{margin-bottom:6px;font-size:13px;font-weight:600;display:block}.form-input,.form-select,.form-textarea{border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);background:var(--surface);outline:none;padding:11px 16px;font-family:inherit;font-size:14px;transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--teal)}.form-textarea{resize:none;height:120px}@media (width<=640px){.nav{padding:14px 20px}.nav-links{display:none}.hero{padding:48px 20px 32px}.qual-section{padding:0 20px 48px}.qual-grid{grid-template-columns:1fr}.feedback-inner{grid-template-columns:1fr;gap:32px}.feedback-section{padding:40px 20px}.page-header{padding:16px 20px}.practice-row,.topics-grid,.stats-row,.mode-cards,.subtopic-grid{grid-template-columns:1fr}}.setup-error{color:#d55e00;border-radius:var(--radius-sm);background:#faeae0;border:1.5px solid #d55e00;margin-bottom:16px;padding:12px 16px;font-size:14px;font-weight:500}