/* ============================================================
   SYLLABUS SCENE — course outline + recommended reading
   Self-contained feature (4th scene on index.html).
   Remove the feature completely by deleting this file,
   js/syllabus.js and their two include lines in index.html.
   All selectors are prefixed syl- to avoid collisions.
   ============================================================ */

.syl-scene {
  padding-top: 110px;
  padding-bottom: 80px;
  justify-content: flex-start;
}

.syl-content {
  max-width: 920px;
  width: 100%;
  text-align: left;
  position: relative;
  z-index: 3;
}

/* --- Header ------------------------------------------------ */
.syl-eyebrow {
  font-size: 13px;
  color: #8c8ea3;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
  font-weight: 600;
}
.syl-title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 38px;
  font-weight: 400;
  color: #fff;
  line-height: 1.2;
  letter-spacing: -0.3px;
  margin-bottom: 44px;
}

/* --- Course outline rail ----------------------------------- */
.syl-outline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
  margin-bottom: 56px;
}
.syl-outline::before {
  content: '';
  position: absolute;
  top: 17px;
  left: 9%;
  right: 9%;
  height: 1px;
  background: rgba(255, 255, 255, 0.10);
  z-index: 0;
}
.syl-step {
  position: relative;
  z-index: 1;
}
.syl-step-badge {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #1a1d2e;
  border: 1px solid rgba(63, 169, 196, 0.45);
  color: #3FA9C4;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  margin-bottom: 12px;
}
.syl-step-name {
  font-size: 12.5px;
  line-height: 1.45;
  color: #c8cad8;
  /* two-line slot so the "N sections" labels stay on one baseline */
  min-height: 2.9em;
}
.syl-step-count {
  font-size: 11px;
  color: #6b6d82;
  margin-top: 5px;
}

/* --- Recommended reading ----------------------------------- */
.syl-h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
  font-weight: 400;
  color: #fff;
  margin-bottom: 8px;
}
.syl-lede {
  font-size: 13.5px;
  line-height: 1.6;
  color: #8c8ea3;
  max-width: 640px;
  margin-bottom: 24px;
}

.syl-books {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 18px;
}
.syl-book {
  display: flex;
  gap: 14px;
  background: rgba(255, 255, 255, 0.028);
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 10px;
  padding: 16px 18px;
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}
.syl-book:hover {
  border-color: rgba(63, 169, 196, 0.5);
  background: rgba(63, 169, 196, 0.05);
  transform: translateY(-2px);
}
.syl-book-icon {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(63, 169, 196, 0.12);
  color: #3FA9C4;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.syl-book-body {
  min-width: 0;
}
.syl-book-title {
  font-size: 14.5px;
  font-weight: 600;
  color: #fff;
  line-height: 1.35;
  margin: 0;
}
.syl-book-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: #5DCAA5;
  background: rgba(93, 202, 165, 0.12);
  white-space: nowrap;
  vertical-align: 2px;
}
.syl-book-meta {
  font-size: 11.5px;
  color: #8c8ea3;
  margin: 5px 0 8px;
}
.syl-book-why {
  font-size: 12.5px;
  line-height: 1.55;
  color: #a8aabb;
  margin: 0;
}
.syl-book-link {
  display: inline-block;
  margin-top: 9px;
  font-size: 12px;
  color: #85B7EB;
  text-decoration: none;
  border-bottom: 1px solid rgba(133, 183, 235, 0.3);
  padding-bottom: 1px;
  transition: border-color 0.2s;
}
.syl-book-link:hover { border-bottom-color: #85B7EB; }
.syl-book-link i {
  font-size: 12px;
  margin-left: 2px;
  vertical-align: -1px;
}

/* --- Some classics (compact, grouped list) ------------------ */
.syl-h3-sub { margin-top: 54px; }

.syl-classics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 40px;
  align-items: start;
}
.syl-cgroup-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: #3FA9C4;
  margin-bottom: 12px;
}
.syl-clist { list-style: none; }
.syl-citem {
  padding: 9px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.syl-citem:first-child { border-top: none; padding-top: 0; }
.syl-citem-title {
  display: block;
  font-size: 13px;
  line-height: 1.35;
  color: #e8e8ef;
}
.syl-citem-meta {
  display: block;
  font-size: 11px;
  color: #6b6d82;
  margin-top: 3px;
}
.syl-credit {
  margin-top: 26px;
  font-size: 11.5px;
  font-style: italic;
  color: #6b6d82;
}

/* ============================================================
   MOBILE — this feature carries its own media query
   (breakpoint matches the index.html scenes in style.css)
   ============================================================ */
@media (max-width: 720px) {
  .syl-scene { padding-top: 90px; padding-bottom: 56px; }
  .syl-title { font-size: 28px; margin-bottom: 32px; }
  .syl-outline {
    grid-template-columns: 1fr 1fr;
    gap: 18px 16px;
    margin-bottom: 42px;
  }
  .syl-outline::before { display: none; }
  .syl-step-badge { width: 28px; height: 28px; font-size: 12px; margin-bottom: 9px; }
  .syl-books { grid-template-columns: 1fr; }
  .syl-h3-sub { margin-top: 40px; }
  .syl-classics { grid-template-columns: 1fr; gap: 26px; }
  .syl-book { padding: 14px 16px; }
  .syl-book-link { padding-bottom: 6px; margin-top: 12px; }
}