.field select,.tracker-form input,.tracker-form select,.tracker-form textarea,.tracker-filters input,.tracker-filters select {
  width:100%;min-width:0;min-height:44px;border:1px solid var(--line);border-radius:6px;
  padding:10px 12px;background:var(--bg);color:var(--ink);font:inherit;font-size:14px;
}
.field select:focus,.tracker-form :is(input,select,textarea):focus,.tracker-filters :is(input,select):focus { outline:2px solid var(--ink);outline-offset:2px; }
.field select { display:block; }
.enquiry-error { margin-top:16px;padding:12px;border-left:3px solid var(--ink);background:var(--soft);font-size:13px;line-height:1.55; }
.enquiry-challenge { margin-top:16px;max-width:100%; }
.button:disabled { opacity:.6;cursor:wait; }
.class-types { display:grid;grid-template-columns:minmax(0,.65fr) minmax(0,1fr);gap:40px;margin-top:48px;padding-top:32px;border-top:1px solid var(--line); }
.class-types h3 { margin:0 0 8px;font-size:28px;font-weight:650; }
.class-types p { color:var(--muted);font-size:14px;line-height:1.6; }
.class-types-list { display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;align-items:start; }
.class-types-list details { border-bottom:1px solid var(--line);min-width:0; }
.class-types-list summary { min-height:44px;padding:12px 0;cursor:pointer;font-size:14px;font-weight:600; }
.class-types-list details p { margin:0 0 8px;font-size:13px; }
.class-types-list button { min-height:44px;margin-bottom:8px;font-size:13px; }
.tracker-page { background:var(--bg); }
.tracker-top { display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px;border-bottom:1px solid var(--line); }
.tracker-top a { font-weight:650;text-decoration:none; }
.tracker-top span { font-size:13px;color:var(--muted); }
.tracker-main { padding-top:48px;padding-bottom:64px; }
.tracker-heading { display:flex;align-items:flex-start;justify-content:space-between;gap:20px; }
.tracker-heading h1 { font-size:clamp(32px,5vw,54px);margin:0 0 12px;line-height:1.1;font-weight:650; }
.tracker-heading p,.tracker-message,.tracker-subtle { color:var(--muted);font-size:14px;line-height:1.6; }
.tracker-message { margin:16px 0; }
.tracker-message:empty { display:none; }
.tracker-actions,.tracker-filters { display:flex;flex-wrap:wrap;gap:12px;align-items:end; }
.tracker-actions .button { min-height:44px; }
.tracker-filters { margin:22px 0; }
.tracker-filters label { flex:1 1 200px;font-size:13px;font-weight:600; }
.tracker-filters input,.tracker-filters select,.tracker-form :is(input,select,textarea) { margin-top:6px; }
.tracker-table { width:100%;border-collapse:collapse;text-align:left;font-size:14px; }
.tracker-table th { font-size:12px;color:var(--muted);font-weight:600; }
.tracker-table th,.tracker-table td { padding:12px 10px 12px 0;border-bottom:1px solid var(--line);vertical-align:middle;overflow-wrap:anywhere; }
.tracker-table td:last-child,.tracker-table th:last-child { padding-right:0;text-align:right; }
.tracker-table td span { display:block;color:var(--muted);font-size:12px;line-height:1.45; }
.tracker-table td button { min-height:44px;padding:0 12px; }
.tracker-detail { margin-top:32px;padding-top:24px;border-top:1px solid var(--line); }
.tracker-detail h2,.tracker-login h2 { margin:0 0 12px;font-size:26px; }
.tracker-detail h3 { margin:20px 0 8px;font-size:17px; }
.tracker-detail dl { display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px;margin:0 0 18px; }
.tracker-detail dl div { overflow-wrap:anywhere; }
.tracker-detail dt { font-size:12px;color:var(--muted); }
.tracker-detail dd { margin:4px 0 0;font-size:14px;white-space:pre-wrap; }
.tracker-form { max-width:720px; }
.tracker-form label { display:block;font-size:13px;font-weight:600;margin:0 0 12px; }
.tracker-login { max-width:460px;margin-top:22px; }
.tracker-mail-entry { border-top:1px solid var(--line);padding:12px 0;font-size:14px;overflow-wrap:anywhere; }
.tracker-mail-entry pre { font:inherit;white-space:pre-wrap;overflow-wrap:anywhere;background:var(--soft);padding:12px; }
.tracker-mail-entry button { margin-top:8px; }
@media(max-width:720px){.class-types{grid-template-columns:1fr;gap:16px}.tracker-main{padding-top:30px}.tracker-heading{display:block}.tracker-heading .tracker-actions{margin-top:12px}}
@media(max-width:450px){.class-types-list,.tracker-detail dl{grid-template-columns:1fr}.field select,.tracker-form :is(input,select,textarea),.tracker-filters :is(input,select){font-size:16px}.tracker-table th,.tracker-table td{padding-right:6px}.tracker-table td button{padding:0 9px}}