:root {
  --navy: #0f2447;
  --teal: #0e7c8c;
  --leaf: #006a7e;
  --gold: #f0a830;
  --gold-dark: #b97a0d;
  --bg: #f3f6f9;
  --card: #ffffff;
  --text: #1d2b3a;
  --muted: #5b6b7b;
  --line: #d9e1ea;
  --danger: #b3261e;
  --ok: #1f7a4d;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 16px;
}

.top {
  background: #fff;
  border-bottom: 4px solid var(--leaf);
  text-align: center;
  padding: 12px 16px;
}
.logo { height: 84px; width: auto; }

main { max-width: 760px; margin: 0 auto; padding: 20px 16px 48px; }
.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 0 16px 28px; }

h1 { font-size: 1.5rem; color: var(--navy); margin: 0 0 6px; line-height: 1.2; }
h2 { font-size: 1.15rem; color: var(--navy); margin: 0 0 12px; }
.muted { color: var(--muted); }
.center { text-align: center; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}

.banner {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: center;
  justify-content: space-between;
}
.banner strong { font-size: 1.1rem; }
.banner .code {
  background: #fff;
  color: var(--navy);
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 8px;
  border: 2px solid var(--gold);
  font-variant-numeric: tabular-nums;
}
.banner .small { flex-basis: 100%; font-size: 14px; color: #c9d6ea; }

.alert { border-radius: 10px; padding: 12px 14px; margin: 12px 0; }
.alert.error { background: #fdecea; color: var(--danger); border: 1px solid #f3b7b2; }
.alert.ok { background: #e6f4ec; color: var(--ok); border: 1px solid #b5dcc6; }

label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 4px; }
label .opt { font-weight: 400; color: var(--muted); }

input[type=text], input[type=email], input[type=tel], textarea {
  width: 100%;
  font: inherit;
  padding: 11px 12px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
}
input:focus, textarea:focus, button:focus-visible, summary:focus-visible, .choice:focus-within {
  outline: 3px solid rgba(14, 124, 140, .35);
  border-color: var(--teal);
}
input.invalid, textarea.invalid { border-color: var(--danger); }
textarea { min-height: 110px; resize: vertical; }

.grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 600px) { .grid.two { grid-template-columns: 1fr 1fr; } }

.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; cursor: pointer; }
.check input { margin-top: 4px; width: 18px; height: 18px; flex: none; accent-color: var(--teal); }

.field-error { color: var(--danger); font-size: 13px; margin-top: 4px; min-height: 0; }

/* Formations (Pack Découverte) */
.choice {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  background: #fff;
  overflow: hidden;
}
.choice.selected { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(14, 124, 140, .15); }
.choice-head { display: flex; gap: 12px; align-items: flex-start; padding: 14px; cursor: pointer; font-weight: 400; margin: 0; }
.choice-head input { margin-top: 5px; width: 20px; height: 20px; flex: none; accent-color: var(--teal); }
.choice-head .t { font-weight: 700; color: var(--navy); display: block; }
.choice-head .s { color: var(--muted); font-size: 14px; }
.meta { font-size: 13px; color: var(--muted); margin-top: 4px; }

details.prog { border-top: 1px solid var(--line); background: #fafcfd; }
details.prog > summary, details.seance > summary, details.form-block > summary {
  cursor: pointer;
  padding: 10px 14px;
  font-weight: 600;
  color: var(--teal);
  font-size: 14px;
}
.prog-body { padding: 0 14px 14px; font-size: 14px; }
.prog-body h4 { margin: 14px 0 4px; color: var(--navy); font-size: 14px; }
.prog-body p { margin: 4px 0; }
.prog-body ul { margin: 4px 0; padding-left: 20px; }
.prog-body li { margin: 3px 0; }
.tag { display: inline-block; background: #e5f3f5; color: var(--teal); border-radius: 6px; padding: 0 6px; font-size: 12px; font-weight: 600; margin-right: 4px; }

/* Parcours sur mesure */
.counter {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--navy);
  color: #fff;
  border-radius: 10px;
  padding: 10px 14px;
  margin: 0 0 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 12px rgba(15, 36, 71, .25);
}
.counter .n { font-size: 1.2rem; font-weight: 700; }
.counter .n.full { color: var(--gold); }

details.form-block { border: 1.5px solid var(--line); border-radius: var(--radius); margin-bottom: 10px; background: #fff; overflow: hidden; }
details.form-block > summary { color: var(--navy); font-size: 16px; padding: 14px; }
details.form-block > summary .badge { float: right; background: var(--gold); color: var(--navy); border-radius: 999px; padding: 0 9px; font-size: 13px; }
div.seance { border-top: 1px solid var(--line); }
div.seance .module { border-top: 0; }
details.seance > summary { color: var(--teal); }
.seance-resume { padding: 0 14px 6px; font-size: 13px; color: var(--muted); }

.module { display: flex; gap: 10px; padding: 10px 14px; border-top: 1px dashed var(--line); cursor: pointer; font-weight: 400; margin: 0; align-items: flex-start; }
.module input { margin-top: 4px; width: 20px; height: 20px; flex: none; accent-color: var(--teal); }
.module.disabled { opacity: .45; cursor: not-allowed; }
.module .mt { font-weight: 600; display: block; font-size: 15px; }
.module .md { font-size: 13px; color: var(--muted); display: block; }
.module .ml { font-size: 13px; color: var(--teal); display: block; }

.or { text-align: center; color: var(--muted); font-weight: 600; margin: 14px 0; }

button.primary {
  width: 100%;
  font: inherit;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 14px;
  border: 0;
  border-radius: 12px;
  background: var(--gold);
  color: var(--navy);
  cursor: pointer;
}
button.primary:hover { filter: brightness(.96); }
button.primary:disabled { opacity: .6; cursor: progress; }
button.secondary {
  font: inherit; font-weight: 600; padding: 11px 16px; border-radius: 10px;
  border: 2px solid var(--navy); background: #fff; color: var(--navy); cursor: pointer;
}

.code-form { display: flex; gap: 8px; margin-top: 10px; }
.code-form input { text-transform: uppercase; letter-spacing: 1px; }

.success { text-align: center; padding: 28px 18px; }
.success .check-icon {
  width: 64px; height: 64px; border-radius: 50%; background: var(--ok); color: #fff;
  display: grid; place-items: center; font-size: 34px; margin: 0 auto 12px;
}

/* Barre de progression */
.loader { text-align: center; padding: 40px 8px; }
.loader p { color: var(--muted); margin: 0 0 14px; }
.bar { height: 10px; max-width: 360px; margin: 0 auto; background: #dbe7ea; border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: var(--leaf); border-radius: 999px; transition: width .45s ease; }
@media (prefers-reduced-motion: reduce) { .bar-fill { transition: none; } }