:root {
  --orange: #F15A24;
  --teal: #00C4BD;
  --deep: #0A413D;
  --ink: #0A413D;
  --ink-2: #3d5c59;
  --paper: #ffffff;
  --wash: #f3f6f5;
  --line: #d5dedc;
  --danger: #b3261e;
  --ok: #0b6e4f;
  --focus: #F15A24;
  --radius: 4px;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--wash);
  -webkit-text-size-adjust: 100%;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--wash); line-height: 1.45; font-size: 17px; }
a { color: var(--deep); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Top bar */
.bar { background: var(--deep); color: #fff; border-bottom: 6px solid var(--orange); }
.bar-inner { max-width: 720px; margin: 0 auto; padding: 14px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wordmark { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; letter-spacing: .02em; font-size: 18px; }
.wordmark img { height: 34px; width: auto; display: block; }
.wordmark small { display: block; font-weight: 400; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; opacity: .85; }
.lang-toggle { display: inline-flex; border: 1px solid rgba(255,255,255,.5); border-radius: 999px; overflow: hidden; }
.lang-toggle button { font: inherit; font-size: 14px; background: none; color: #fff; border: 0; padding: 6px 12px; cursor: pointer; min-height: 36px; }
.lang-toggle button[aria-pressed="true"] { background: #fff; color: var(--deep); font-weight: 700; }

main { max-width: 720px; margin: 0 auto; padding: 24px 16px 64px; }
.hero h1 { font-size: clamp(28px, 6vw, 40px); line-height: 1.1; margin: 8px 0 12px; letter-spacing: -.01em; }
.hero p { margin: 0 0 12px; font-size: 18px; color: var(--ink-2); max-width: 60ch; }
.partners { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin: 16px 0 4px; font-size: 14px; color: var(--ink-2); }
.partners img { height: 28px; width: auto; }
.partners strong { color: var(--ink); }

.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin: 20px 0; }
fieldset.card { min-width: 0; }
.card > legend, .step-title { font-size: 20px; font-weight: 700; padding: 0; margin: 0 0 4px; display: flex; align-items: center; gap: 10px; float: left; width: 100%; }
fieldset.card > *:not(legend) { clear: both; }
.step-num { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--teal); color: var(--deep); font-size: 15px; flex: none; }
.hint { color: var(--ink-2); font-size: 15px; margin: 4px 0 14px; }

/* Session choices */
.choices { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.choice label { display: grid; grid-template-columns: 22px 1fr; gap: 4px 12px; padding: 14px 16px; border: 2px solid var(--line); border-radius: var(--radius); background: var(--paper); cursor: pointer; transition: border-color .15s, background-color .15s; }
.choice label::before { content: ""; width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--ink-2); margin-top: 2px; grid-row: span 3; transition: box-shadow .15s, border-color .15s; }
.choice input:checked + label { border-color: var(--deep); background: #eefaf9; }
.choice input:checked + label::before { border-color: var(--deep); box-shadow: inset 0 0 0 4px #fff, inset 0 0 0 10px var(--deep); }
.choice input:focus-visible + label { outline: 3px solid var(--focus); outline-offset: 2px; }
.choice .c-date { font-weight: 700; font-size: 17px; }
.choice .c-title { font-size: 16px; }
.choice .c-meta { font-size: 14px; color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 4px 12px; }
.badge { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; background: var(--wash); color: var(--deep); border: 1px solid var(--line); }
.badge.full { background: #fff4ef; border-color: #f6c3ad; color: #8a2f0b; }
.badge.lang { background: var(--deep); color: #fff; border-color: var(--deep); }
.none-choice label { grid-template-columns: 22px 1fr; }

.toggle-row { display: flex; gap: 12px; align-items: flex-start; padding: 4px 0; cursor: pointer; font-size: 17px; }
.toggle-row input { width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--deep); flex: none; }
.class-list { margin-top: 14px; }

/* Fields */
.field { margin: 0 0 16px; }
.field label { display: block; font-weight: 700; margin-bottom: 6px; font-size: 16px; }
.field input { width: 100%; font: inherit; font-size: 17px; padding: 12px 14px; border: 2px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--ink); min-height: 48px; }
.field input:focus { border-color: var(--deep); outline: none; box-shadow: 0 0 0 3px rgba(0,196,189,.35); }
.field input[aria-invalid="true"] { border-color: var(--danger); }
.field .err { color: var(--danger); font-size: 14px; margin-top: 6px; display: none; }
.field input[aria-invalid="true"] ~ .err { display: block; }
.row-2 { display: grid; grid-template-columns: 1fr; gap: 0 16px; }
@media (min-width: 560px) { .row-2 { grid-template-columns: 2fr 1fr; } }

.disclosure { font-size: 14px; color: var(--ink-2); border-left: 4px solid var(--teal); padding: 4px 0 4px 12px; margin: 4px 0 18px; }
.btn { font: inherit; font-weight: 700; font-size: 17px; border: 0; border-radius: var(--radius); padding: 14px 22px; min-height: 52px; cursor: pointer; background: var(--deep); color: #fff; display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; }
.btn:hover { background: #072f2c; }
.btn[disabled] { opacity: .6; cursor: progress; }
.btn.block { width: 100%; }
.btn.secondary { background: #fff; color: var(--deep); border: 2px solid var(--deep); }
.btn.danger { background: var(--danger); }
.form-error { background: #fdecea; border: 1px solid #f3b8b3; color: #7a1a14; padding: 12px 14px; border-radius: var(--radius); margin: 0 0 16px; display: none; }
.form-error.show { display: block; }
.ts-wrap { margin: 0 0 16px; min-height: 0; }

/* Confirmation */
.success { text-align: left; }
.success h2 { font-size: 28px; margin: 0 0 8px; }
.codebox { background: var(--deep); color: #fff; border-radius: var(--radius); padding: 18px 20px; margin: 18px 0; }
.codebox .lbl { font-size: 13px; opacity: .85; text-transform: uppercase; letter-spacing: .08em; }
.codebox .code { font-size: 40px; font-weight: 700; letter-spacing: .08em; line-height: 1.1; margin: 4px 0; }
.result-item { border-left: 4px solid var(--teal); padding: 2px 0 2px 14px; margin: 0 0 14px; }
.result-item.wait { border-left-color: var(--orange); }
.result-item .k { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); }
.result-item .v { font-weight: 700; }

.empty, .loading { color: var(--ink-2); padding: 32px 0; }
footer.site { max-width: 720px; margin: 0 auto; padding: 0 16px 40px; font-size: 13px; color: var(--ink-2); }

.event-link { display: block; text-decoration: none; color: inherit; }
.event-link:hover .card { border-color: var(--deep); }
.event-link h2 { margin: 0 0 6px; font-size: 22px; }
.event-link p { margin: 0; color: var(--ink-2); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* Confirmation, printing */
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.save-hint { margin: 18px 0 4px; font-size: 15px; color: var(--ink-2); }
.save-link a { font-weight: 700; }
.muted-line { color: var(--ink-2); font-size: 15px; }
.result-item.gone { border-left-color: var(--line); color: var(--ink-2); }
.card h2 { margin: 0 0 8px; font-size: 20px; }
@media print {
  .bar, .lang-toggle, .no-print, footer.site { display: none !important; }
  body, :root { background: #fff !important; }
  .card { border: 1px solid #999; }
  .codebox { background: #fff !important; color: #000 !important; border: 2px solid #000; }
  main { padding-top: 0; }
}
[tabindex="-1"]:focus:not(:focus-visible) { outline: none; }
.policy-notice { background: #fff4ef; border-left: 4px solid var(--orange); padding: 8px 12px; margin: 4px 0 14px; font-size: 15px; font-weight: 700; }
.help-line { font-size: 15px; color: var(--ink-2); margin: 12px 0; }