:root {
  --ink: #1f2430;
  --muted: #5b6270;
  --bg: #f6f5f2;
  --card: #ffffff;
  --line: #e6e3dc;
  --tech: #5b4bd6;
  --tech-bg: #efecfc;
  --nontech: #1f8a70;
  --nontech-bg: #e6f5f0;
  --accent: #d97757;
  --accent-hover: #c5623f;
  --radius: 16px;
  --shadow: 0 2px 10px rgba(31,36,48,0.06), 0 1px 2px rgba(31,36,48,0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

.app {
  max-width: 880px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 20px;
}

.app-header {
  padding: 24px 0 12px;
}

.brand {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--accent);
  margin-bottom: 14px;
}

.progress-wrap { display: flex; flex-direction: column; gap: 6px; }
.progress-bar {
  height: 8px;
  background: var(--line);
  border-radius: 99px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 20%;
  background: linear-gradient(90deg, var(--accent), #e8a27e);
  border-radius: 99px;
  transition: width 0.35s ease;
}
.progress-label {
  font-size: 13px;
  color: var(--muted);
}

.app-main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 20px 0 60px;
}

.step {
  display: none;
  width: 100%;
}
.step.active {
  display: block;
  animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  width: 100%;
}

.wide-card { padding: 32px; }

.center-card {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

h1 { font-size: 26px; margin: 0 0 12px; }
h2 { font-size: 21px; margin: 0 0 8px; }
h3 { font-size: 17px; margin: 28px 0 6px; }

.lead { font-size: 16px; color: var(--ink); }
.muted { color: var(--muted); font-size: 14.5px; margin-bottom: 20px; }
.small-note { color: var(--muted); font-size: 13px; margin-top: 18px; }

.mini-track-row {
  display: flex;
  gap: 14px;
  margin: 24px 0;
  text-align: left;
}
.mini-track {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}
.mini-track p { margin: 8px 0 0; font-size: 13.5px; color: var(--muted); }

.pill {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
  letter-spacing: 0.02em;
}
.pill-technical { background: var(--tech-bg); color: var(--tech); }
.pill-nontechnical { background: var(--nontech-bg); color: var(--nontech); }

label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin: 18px 0 6px;
}
input[type="text"], input[type="email"] {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfaf8;
  color: var(--ink);
}
input:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
}

.field-error {
  display: block;
  color: #c0392b;
  font-size: 13px;
  min-height: 18px;
  margin-top: 4px;
}

.btn-row {
  display: flex;
  gap: 12px;
  margin-top: 26px;
  justify-content: flex-end;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 12px 22px;
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.05s ease, background 0.15s ease;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}
.btn-secondary:hover { background: var(--bg); }

.center-card .btn-primary { margin-top: 10px; }

.small-link {
  display: inline-block;
  margin-top: 22px;
  font-size: 12.5px;
  padding: 8px 14px;
}

/* Course cards */
.course-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 8px;
}
@media (max-width: 700px) {
  .course-grid { grid-template-columns: 1fr; }
  .mini-track-row { flex-direction: column; }
}

.course-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  background: #fdfcfb;
}
.course-card.technical { border-top: 4px solid var(--tech); }
.course-card.nontechnical { border-top: 4px solid var(--nontech); }

.course-card h3 { margin: 10px 0 2px; font-size: 17px; }
.course-tagline { font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.course-desc { font-size: 14px; margin-bottom: 10px; }

.course-card ul {
  margin: 6px 0 12px;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--ink);
}
.course-card ul li { margin-bottom: 4px; }

.req-heading {
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-top: 14px;
}

details.outline {
  margin-top: 12px;
  font-size: 13.5px;
}
details.outline summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent);
  padding: 6px 0;
}
.outline ol {
  padding-left: 20px;
  margin: 8px 0 0;
}
.outline ol li { margin-bottom: 10px; }
.outline .mod-title { font-weight: 600; }
.outline .mod-time { color: var(--muted); font-weight: 400; font-size: 12.5px; }
.outline .mod-desc { color: var(--muted); display: block; margin-top: 2px; }

/* Quiz */
.quiz-q {
  margin-bottom: 26px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.quiz-q:last-child { border-bottom: none; }
.quiz-q-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  white-space: pre-line;
}
.quiz-q-snippet {
  background: var(--bg);
  border-left: 3px solid var(--accent);
  padding: 10px 14px;
  font-size: 13.5px;
  color: var(--ink);
  border-radius: 6px;
  margin: 8px 0 12px;
  font-style: italic;
}
.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.quiz-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  background: #fdfcfb;
}
.quiz-option:hover { border-color: var(--accent); }
.quiz-option input { margin-top: 3px; }
.quiz-option.selected {
  border-color: var(--accent);
  background: #fdf1ea;
}

/* Recommendation */
.recommend-box {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
  margin-bottom: 10px;
}
.recommend-box .rec-title {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 6px;
}
.recommend-box p { margin: 6px 0; font-size: 14.5px; }

.choice-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 14px;
}
@media (max-width: 700px) {
  .choice-grid { grid-template-columns: 1fr; }
}

.choice-card {
  border: 2px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  cursor: pointer;
  position: relative;
  background: #fdfcfb;
}
.choice-card.recommended { box-shadow: 0 0 0 1px var(--accent); }
.choice-card.selected { border-color: var(--accent); background: #fdf1ea; }
.choice-card h4 { margin: 8px 0 4px; font-size: 15.5px; }
.choice-card p { margin: 0; font-size: 13px; color: var(--muted); }
.badge-recommended {
  position: absolute;
  top: -10px;
  right: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 99px;
}

.checkmark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--nontech-bg);
  color: var(--nontech);
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.app-footer {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  padding: 18px 0;
}