/* Syllabus hub, subject pages and the chrome the reader shares with them.
   Tokens only (--md-*); one accent per subject (--syl-c) used sparingly: the icon, the
   progress fills and the current item. */

.syl-page, .st-page { padding-top: 4px; padding-bottom: 56px; }
.syl-crumbs, .st-crumbs {
  position: sticky;
  top: 64px;
  z-index: 25;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--md-on-surface-variant);
  margin: 0 0 16px;
  padding: 10px 0;
  background: color-mix(in srgb, var(--md-surface) 92%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--md-outline-variant) 40%, transparent);
}
.syl-crumbs > a, .st-crumbs > a { color: inherit; text-decoration: none; transition: color .15s; }
.syl-crumbs > a:hover, .st-crumbs > a:hover { color: var(--md-on-surface); text-decoration: underline; }
/* the breadcrumb picks: a disclosure whose popup is a list of plain links, so it
   is navigable without JS. The trigger carries only its own value, which makes it
   as wide as that word instead of as wide as the longest sibling; min-width:0 lets
   it ellipsize when the row runs out of room. Focus is the trigger's own stroke. */
.st-pick { position: relative; min-width: 0; }
.st-pick-b { display: inline-flex; align-items: center; gap: 1px; max-width: 100%; padding: 0; list-style: none; cursor: pointer; }
.st-pick-b::-webkit-details-marker { display: none; }
.st-pick-t { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; border: 1px solid transparent; border-radius: 8px; padding: 0 1px; transition: color .15s ease, border-color .15s ease; }
.st-pick-b:hover .st-pick-t { color: var(--md-on-surface); text-decoration: underline; }
.st-pick-b:focus-visible .st-pick-t { outline: none; border-color: var(--md-primary); color: var(--md-on-surface); }
.st-pick[open] .st-pick-t { color: var(--md-on-surface); }
.st-pick-i { flex: none; width: 14px; height: 14px; font-size: 14px; color: var(--md-on-surface-variant); transition: transform .18s cubic-bezier(.2, 0, 0, 1), color .15s ease; }
.st-pick-b:hover .st-pick-i, .st-pick[open] .st-pick-i { color: var(--md-on-surface); }
.st-pick[open] .st-pick-i { transform: rotate(180deg); }
.st-pick-menu { position: absolute; z-index: 40; top: calc(100% + 8px); left: 0; display: flex; flex-direction: column; gap: 2px; width: max-content; max-width: min(340px, calc(100vw - 32px)); max-height: min(58vh, 400px); overflow: auto; padding: 6px; border: 1px solid var(--md-outline-variant); border-radius: 14px; background: var(--md-elevated-surface); box-shadow: var(--md-elevation-2); text-align: left; }
.st-pick-o { padding: 7px 8px; border-radius: 10px; color: var(--md-on-surface); font-size: .8125rem; line-height: 1.35; text-decoration: none; }
.st-pick-o:hover { background: var(--md-surface-container); }
.st-pick-o:focus-visible { outline: 2px solid var(--md-primary); outline-offset: -2px; background: var(--md-surface-container); }
.st-pick-o.is-current { color: color-mix(in srgb, var(--syl-c, var(--md-primary)) var(--ink-mix, 58%), var(--md-on-surface)); font-weight: 600; }

/* ---------------------------------------------------------------- hub */
.syl-hub { display: flex; flex-direction: column; gap: 18px; }
.syl-hub-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; }
/* flex:1 lets the intro fill the header row, which is what puts the search at the
   content's right corner and lets it grow leftward from there. The grade switch
   never shares this row anyway -- its own max-content is wider than what is left. */
.syl-hub-intro { display: flex; flex-direction: column; gap: 4px; flex: 1 1 auto; min-width: 0; }
.syl-hub-title-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; min-width: 0; }
.syl-hub-title { margin: 0; font-size: clamp(22px, 2.6vw, 28px); line-height: 1.2; font-weight: 700; color: var(--md-on-surface); letter-spacing: -.01em; }
.syl-hub-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.syl-hub-badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 500; color: var(--md-on-surface-variant); background: var(--md-surface-container-high); padding: 4px 10px; border-radius: 999px; }
.syl-hub-badge .material-symbols-outlined { font-size: 14px; color: var(--md-primary); }

/* school grades, a hairline, then the entrance tracks: one row that scrolls sideways if it ever
   outgrows a wide screen; on a phone the tracks get a row of their own under the classes */
.syl-grade-switch { display: inline-flex; max-width: 100%; padding: 4px; gap: 2px; border-radius: 999px; background: var(--md-surface-container-high); overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; }
.syl-grade-switch::-webkit-scrollbar { display: none; }
.syl-grade-btn { flex: none; border: 0; background: transparent; color: var(--md-on-surface-variant); font: 600 14px var(--md-font); padding: 9px 16px; border-radius: 999px; cursor: pointer; white-space: nowrap; transition: background .15s, color .15s; }
.syl-grade-sep { flex: none; align-self: stretch; width: 1px; margin: 7px 5px; background: var(--md-outline-variant); }
.syl-grade-switch.is-more-right { -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 32px), transparent); mask-image: linear-gradient(to right, #000 calc(100% - 32px), transparent); }
.syl-grade-switch.is-more-left { -webkit-mask-image: linear-gradient(to left, #000 calc(100% - 32px), transparent); mask-image: linear-gradient(to left, #000 calc(100% - 32px), transparent); }
.syl-grade-switch.is-more-left.is-more-right { -webkit-mask-image: linear-gradient(to right, transparent, #000 32px, #000 calc(100% - 32px), transparent); mask-image: linear-gradient(to right, transparent, #000 32px, #000 calc(100% - 32px), transparent); }
.syl-grade-btn:hover { color: var(--md-on-surface); }
.syl-grade-btn[aria-selected="true"] { background: var(--md-surface); color: var(--md-on-surface); box-shadow: 0 1px 2px rgba(0,0,0,.12); }
.syl-grade-btn:focus-visible { outline: 2px solid var(--md-primary); outline-offset: 2px; }

.syl-continue { display: grid; grid-template-columns: auto minmax(0, 1fr) 160px auto; align-items: center; gap: 16px; padding: 14px 18px; border-radius: 16px; background: var(--md-surface-container-low); border: 1px solid var(--md-outline-variant); color: var(--md-on-surface); text-decoration: none; transition: border-color .15s, background .15s; }
.syl-continue:hover { border-color: var(--md-outline); background: var(--md-surface-container); }
.syl-continue[hidden] { display: none; }
.syl-continue-icon { color: var(--md-primary); }
.syl-continue-text { display: flex; flex-direction: column; min-width: 0; }
.syl-continue-label { font-size: 12px; color: var(--md-on-surface-variant); }
.syl-continue-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.syl-continue-meta { font-size: 12.5px; color: var(--md-on-surface-variant); }
.syl-continue-bar, .st-bar, .syl-card-bar, .st-unit-track { display: block; height: 6px; border-radius: 99px; background: var(--md-surface-container-highest); overflow: hidden; }
.syl-continue-bar span, .st-bar span, .syl-card-bar span, .st-unit-track span { display: block; height: 100%; width: 0; border-radius: inherit; background: var(--syl-c, var(--md-primary)); transition: width .45s cubic-bezier(.2, 0, 0, 1); }
.syl-continue-go { color: var(--md-on-surface-variant); }

/* One object, two widths. Closed it is the magnifier alone; opening grows the
   same pill and fades the field in, so the bar never appears from nowhere.
   Only width and colour transition - the height is fixed at 40px in both
   states so nothing below the title shifts as it grows. */
.syl-search { position: relative; display: flex; align-items: center; flex: none; margin-left: auto; width: 40px; height: 40px; border-radius: 999px; background: transparent; border: 1px solid transparent; transition: width .28s cubic-bezier(.2, 0, 0, 1), background .18s ease, border-color .18s ease; }
.syl-search.is-open { width: 380px; max-width: 100%; padding-right: 14px; background: var(--md-surface-container-high); }
.syl-search.is-open:focus-within { border-color: var(--md-primary); background: var(--md-surface); }
.syl-search-toggle { flex: none; display: grid; place-items: center; width: 40px; height: 40px; padding: 0; border: 0; border-radius: 999px; background: transparent; color: var(--md-on-surface-variant); cursor: pointer; transition: background .15s ease, color .15s ease, transform .12s ease; }
.syl-search-toggle:hover { color: var(--md-on-surface); background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.syl-search-toggle:active { transform: scale(.96); }
.syl-search-toggle:focus-visible { outline: 2px solid var(--md-primary); outline-offset: 2px; }
.syl-search.is-open .syl-search-toggle { color: var(--md-primary); }
.syl-search.is-open .syl-search-toggle:hover { background: color-mix(in srgb, var(--md-primary) 10%, transparent); }
.syl-search-input { flex: 1 1 0; width: 0; min-width: 0; height: 100%; border: 0; outline: 0; background: transparent; color: var(--md-on-surface); font: inherit; font-size: 15px; opacity: 0; transition: opacity .14s ease; }
.syl-search.is-open .syl-search-input { opacity: 1; transition-delay: .08s; }
.syl-search:not(.is-open) .syl-kbd { display: none; }
.syl-kbd { padding: 2px 7px; border-radius: 6px; border: 1px solid var(--md-outline-variant); font: 600 12px var(--md-font); color: var(--md-on-surface-variant); }
.syl-search-results { position: absolute; z-index: 30; top: calc(100% + 6px); left: 0; right: 0; max-height: min(60vh, 460px); overflow: auto; padding: 6px; border-radius: 16px; background: var(--md-surface-container); border: 1px solid var(--md-outline-variant); box-shadow: 0 12px 32px rgba(0,0,0,.16); }
.syl-result { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 2px 12px; padding: 10px 12px; border-radius: 12px; color: var(--md-on-surface); text-decoration: none; }
.syl-result:hover, .syl-result[aria-selected="true"] { background: var(--md-surface-container-highest); }
.syl-result-badge { grid-row: span 2; align-self: center; padding: 4px 8px; border-radius: 8px; background: var(--md-surface-container-highest); color: var(--md-on-surface); font-size: 12px; font-weight: 600; white-space: nowrap; }
.syl-result-title { font-weight: 600; font-size: 14px; }
.syl-result-sub { font-size: 12.5px; color: var(--md-on-surface-variant); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.syl-result mark { background: color-mix(in srgb, var(--md-primary) 20%, transparent); color: inherit; border-radius: 3px; padding: 0 1px; }
.syl-results-empty { padding: 12px; color: var(--md-on-surface-variant); font-size: 13.5px; }

.syl-group-title { margin: 18px 0 10px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--md-on-surface-variant); }
/* the panel's own lead-in is the hub's 18px gap, not 18px on top of it */
.syl-group-title:first-child { margin-top: 0; }
.syl-card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.syl-subject-card {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 16px 20px;
  border-radius: 18px;
  background: var(--md-surface-container-low);
  border: 1px solid var(--md-outline-variant);
  color: var(--md-on-surface);
  text-decoration: none;
  transition: border-color .18s, background .18s, transform .18s, box-shadow .18s;
  overflow: hidden;
}
.syl-subject-card:hover {
  border-color: color-mix(in srgb, var(--syl-c) 40%, var(--md-outline));
  background: var(--md-surface-container);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, .05);
}
.syl-subject-card:active { transform: scale(.99); }
.syl-subject-card:focus-visible { outline: 2px solid var(--md-primary); outline-offset: 2px; }
.syl-card-icon-wrap { display: flex; align-items: center; justify-content: center; }
.syl-card-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 14px; font-size: 24px; color: color-mix(in srgb, var(--syl-c) var(--ink-mix, 58%), var(--md-on-surface)); background: color-mix(in srgb, var(--syl-c) 12%, var(--md-surface)); }
.syl-card-body { display: flex; flex-direction: column; min-width: 0; gap: 2px; }
.syl-card-header-row { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.syl-card-name { font-weight: 600; font-size: 15px; line-height: 1.3; }
.syl-card-nepali { font-size: 12px; color: var(--md-on-surface-variant); font-weight: 400; }
.syl-card-meta { font-size: 12.5px; color: var(--md-on-surface-variant); }
.syl-card-action { display: flex; align-items: center; gap: 6px; }
.syl-card-pct { font-size: 12px; font-weight: 600; color: var(--md-on-surface-variant); white-space: nowrap; font-variant-numeric: tabular-nums; }
.syl-card-arrow { font-size: 18px; color: var(--md-on-surface-variant); opacity: .4; transition: opacity .15s, transform .15s, color .15s; }
.syl-subject-card:hover .syl-card-arrow { opacity: 1; transform: translateX(2px); color: color-mix(in srgb, var(--syl-c, var(--md-primary)) var(--ink-mix, 58%), var(--md-on-surface)); }
.syl-card-bar { position: absolute; left: 16px; right: 16px; bottom: 8px; height: 4px; opacity: 0; transition: opacity .2s; }
.syl-subject-card.is-started .syl-card-bar { opacity: 1; }

/* ---------------------------------------------------------------- subject */
.st-head { display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(180px, 240px); align-items: center; gap: 18px; padding-bottom: 18px; border-bottom: 1px solid var(--md-outline-variant); }
.st-head-icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 18px; font-size: 30px; color: color-mix(in srgb, var(--syl-c) var(--ink-mix, 58%), var(--md-on-surface)); background: color-mix(in srgb, var(--syl-c) 12%, var(--md-surface)); }
.st-title { margin: 0; font-size: clamp(24px, 3vw, 32px); line-height: 1.15; font-weight: 700; letter-spacing: -.01em; color: var(--md-on-surface); }
.st-sub { margin: 4px 0 0; font-size: 14px; color: var(--md-on-surface-variant); }
.st-meta { margin: 6px 0 0; font-size: 13px; color: var(--md-on-surface-variant); }
.st-head-progress {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 2px 8px;
  padding: 12px 16px;
  border-radius: 14px;
  background: var(--md-surface-container-low);
  border: 1px solid var(--md-outline-variant);
}
.st-progress-num { font-size: 20px; font-weight: 700; color: var(--md-on-surface); font-variant-numeric: tabular-nums; }
.st-progress-num b { font-weight: 700; }
.st-progress-label { font-size: 12.5px; color: var(--md-on-surface-variant); }
.st-head-progress .st-bar { grid-column: 1 / -1; margin-top: 6px; }

.st-next { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; margin: 18px 0 4px; }
.st-next[hidden] { display: none; }
.st-next-card { position: relative; display: flex; flex-direction: column; gap: 2px; padding: 14px 48px 14px 18px; border-radius: 16px; background: var(--md-surface-container-low); border: 1px solid var(--md-outline-variant); color: var(--md-on-surface); text-decoration: none; transition: border-color .15s, background .15s; }
.st-next-card[hidden] { display: none; }
.st-next-card:hover { border-color: var(--md-outline); background: var(--md-surface-container); }
.st-next-card:first-child { border-color: color-mix(in srgb, var(--syl-c) 45%, var(--md-outline-variant)); }
.st-next-kicker { font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: color-mix(in srgb, var(--syl-c) var(--ink-mix, 58%), var(--md-on-surface)); }
.st-next-review .st-next-kicker { color: var(--md-on-surface-variant); }
.st-next-title { font-weight: 600; font-size: 15px; line-height: 1.35; }
.st-next-meta { font-size: 12.5px; color: var(--md-on-surface-variant); }
.st-next-go { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--md-on-surface-variant); }

.st-tabs { display: flex; gap: 4px; margin: 20px 0 14px; border-bottom: 1px solid var(--md-outline-variant); overflow-x: auto; scrollbar-width: none; }
.st-tab { position: relative; border: 0; background: transparent; padding: 12px 14px; font: 600 14px var(--md-font); color: var(--md-on-surface-variant); cursor: pointer; white-space: nowrap; }
.st-tab:hover { color: var(--md-on-surface); }
.st-tab[aria-selected="true"] { color: var(--md-on-surface); }
.st-tab[aria-selected="true"]::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: -1px; height: 3px; border-radius: 3px 3px 0 0; background: var(--syl-c, var(--md-primary)); }
.st-tab:focus-visible { outline: 2px solid var(--md-primary); outline-offset: -2px; border-radius: 8px; }

.st-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 12px; }
.st-filter { flex: 1 1 260px; display: flex; align-items: center; gap: 8px; height: 42px; padding: 0 14px; border-radius: 999px; background: var(--md-surface-container-high); border: 1px solid transparent; }
.st-filter:focus-within { border-color: var(--md-primary); background: var(--md-surface); }
.st-filter .material-symbols-outlined { font-size: 20px; color: var(--md-on-surface-variant); }
.st-filter input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font: inherit; font-size: 14px; color: var(--md-on-surface); }
.st-chips { display: inline-flex; padding: 3px; gap: 2px; border-radius: 999px; background: var(--md-surface-container-high); }
.st-chip { border: 0; background: transparent; padding: 7px 13px; border-radius: 999px; font: 600 13px var(--md-font); color: var(--md-on-surface-variant); cursor: pointer; }
.st-chip[aria-pressed="true"] { background: var(--md-surface); color: var(--md-on-surface); box-shadow: 0 1px 2px rgba(0,0,0,.1); }
.st-select { height: 42px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--md-outline-variant); background: var(--md-surface); color: var(--md-on-surface); font: 500 13.5px var(--md-font); max-width: 100%; }

.st-units { list-style: none; margin: 0; padding: 0; border: 1px solid var(--md-outline-variant); border-radius: 18px; overflow: hidden; background: var(--md-surface-container-lowest, var(--md-surface)); }
.st-units > li + li { border-top: 1px solid var(--md-outline-variant); }
.st-area-head { padding: 10px 16px 8px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--md-on-surface-variant); background: var(--md-surface-container-low); }
.st-area-head[hidden] { display: none; }
.st-unit[hidden] { display: none; }
.st-unit-row { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto auto; align-items: center; gap: 14px; padding: 12px 10px 12px 16px; }
.st-unit-no { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; font-size: 13px; font-weight: 700; color: var(--md-on-surface-variant); background: var(--md-surface-container-high); font-variant-numeric: tabular-nums; }
.st-unit.is-done .st-unit-no { background: var(--syl-c); color: #fff; }
.st-unit-main { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.st-unit-title { font-weight: 600; font-size: 15px; line-height: 1.4; color: var(--md-on-surface); text-decoration: none; }
a.st-unit-title:hover { text-decoration: underline; text-underline-offset: 3px; }
a.st-unit-title::after { content: ""; position: absolute; inset: 0; }
.st-unit-row { position: relative; }
.st-unit-more, .st-unit-state { position: relative; z-index: 1; }
.st-unit-meta { font-size: 12.5px; color: var(--md-on-surface-variant); }
.st-unit-track { height: 3px; max-width: 220px; margin-top: 4px; opacity: 0; }
.st-unit.is-started .st-unit-track { opacity: 1; }
.st-unit-state { font-size: 12px; font-weight: 600; color: var(--md-on-surface-variant); white-space: nowrap; font-variant-numeric: tabular-nums; }
.st-unit-state.is-done { color: color-mix(in srgb, var(--syl-c) var(--ink-mix, 58%), var(--md-on-surface)); }
.st-unit-state.is-weak { color: var(--md-error, #b3261e); }
.st-unit-more { width: 36px; height: 36px; display: grid; place-items: center; border: 0; border-radius: 50%; background: transparent; color: var(--md-on-surface-variant); cursor: pointer; }
.st-unit-more:hover { background: var(--md-surface-container-high); }
.st-unit-more .material-symbols-outlined { transition: transform .2s; }
.st-unit.is-open .st-unit-more .material-symbols-outlined { transform: rotate(180deg); }
.st-unit-detail { padding: 2px 18px 18px 66px; }
.st-detail-head { margin: 10px 0 6px; font-size: 12px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--md-on-surface-variant); }
.st-topics, .st-points { margin: 0; padding-left: 18px; font-size: 14px; line-height: 1.6; color: var(--md-on-surface); }
.st-points { color: var(--md-on-surface-variant); }
.st-btn { display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; padding: 9px 16px; border-radius: 999px; background: var(--md-on-surface); color: var(--md-surface); font-weight: 600; font-size: 14px; text-decoration: none; }
.st-btn:hover { opacity: .9; }
.st-btn .material-symbols-outlined { font-size: 19px; }
.st-empty { padding: 24px; text-align: center; color: var(--md-on-surface-variant); }

.st-bank-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.st-bank { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; border-radius: 16px; background: var(--md-surface-container-low); border: 1px solid var(--md-outline-variant); color: var(--md-on-surface); text-decoration: none; transition: border-color .15s, background .15s; }
.st-bank:hover { border-color: var(--md-outline); background: var(--md-surface-container); }
.st-bank-kind { font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: color-mix(in srgb, var(--syl-c) var(--ink-mix, 58%), var(--md-on-surface)); }
.st-bank-title { font-weight: 600; font-size: 15px; line-height: 1.4; }
.st-bank-meta { font-size: 12.5px; color: var(--md-on-surface-variant); line-height: 1.5; }
.st-bank .st-unit-track { margin-top: 8px; max-width: none; opacity: 1; }
.st-bank-guide .st-bank-kind { color: var(--md-on-surface-variant); }

.st-exam-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 14px; }
.st-card { padding: 18px 20px; border-radius: 18px; background: var(--md-surface-container-low); border: 1px solid var(--md-outline-variant); }
.st-card-title { margin: 0 0 8px; font-size: 16px; font-weight: 600; color: var(--md-on-surface); }
.st-card-note { margin: 0 0 12px; font-size: 13px; line-height: 1.55; color: var(--md-on-surface-variant); }
.st-exam-head { margin: 0 0 12px; font-size: 14px; color: var(--md-on-surface); line-height: 1.6; }
.st-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.st-table th { text-align: left; font-size: 12px; font-weight: 600; color: var(--md-on-surface-variant); padding: 8px 6px; border-bottom: 1px solid var(--md-outline-variant); }
.st-table td { padding: 9px 6px; border-bottom: 1px solid var(--md-outline-variant); color: var(--md-on-surface); font-variant-numeric: tabular-nums; }
.st-table tr:last-child td { border-bottom: 0; }
.st-weights { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.st-weights li { display: grid; grid-template-columns: minmax(0, 1fr) 46% 42px; align-items: center; gap: 10px; font-size: 13.5px; }
.st-w-label { color: var(--md-on-surface); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.st-w-bar { height: 8px; border-radius: 99px; background: var(--md-surface-container-highest); overflow: hidden; }
.st-w-bar span { display: block; height: 100%; border-radius: inherit; background: var(--syl-c); }
.st-w-val { text-align: right; color: var(--md-on-surface-variant); font-variant-numeric: tabular-nums; }

.st-pager, .rd-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.st-pager a, .rd-pager a { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 16px; border: 1px solid var(--md-outline-variant); color: var(--md-on-surface); text-decoration: none; font-weight: 600; }
.st-pager a:hover, .rd-pager a:hover { background: var(--md-surface-container-low); border-color: var(--md-outline); }
.st-pager small, .rd-pager small { display: block; font-size: 12px; font-weight: 500; color: var(--md-on-surface-variant); }
.st-pager-next, .rd-pager-next { justify-content: flex-end; text-align: right; grid-column: 2; }

@media (prefers-reduced-motion: reduce) {
  .syl-search, .syl-search-toggle, .syl-search-input { transition-duration: .01ms; }
}

@media (max-width: 760px) {
  .syl-hub-head { align-items: stretch; }
  .syl-grade-switch { width: 100%; flex-wrap: wrap; overflow: visible; border-radius: 18px; -webkit-mask-image: none !important; mask-image: none !important; }
  .syl-grade-btn { flex: 1 0 auto; padding: 9px 6px; border-radius: 14px; }
  .syl-grade-sep { flex: 0 0 calc(100% - 20px); width: auto; height: 1px; margin: 3px 10px; align-self: auto; }
  .syl-continue { grid-template-columns: auto minmax(0, 1fr) auto; }
  .syl-continue-bar { grid-column: 1 / -1; grid-row: 2; }
  .syl-card-grid { grid-template-columns: 1fr; }
  .st-head { grid-template-columns: auto minmax(0, 1fr); }
  .st-head-progress { grid-column: 1 / -1; }
  .st-unit-row { grid-template-columns: 32px minmax(0, 1fr) auto; gap: 10px; padding-left: 12px; }
  .st-unit-state { display: none; }
  .st-unit-detail { padding-left: 54px; }
  .st-pager, .rd-pager { grid-template-columns: 1fr; }
  .st-pager-next, .rd-pager-next { grid-column: 1; }
  /* the crumbs row is short now that each trigger hugs its own value; the chapter
     still gets its own deliberate second row so nothing wraps mid-word */
  .st-crumbs { gap: 6px; }
  .st-pick { max-width: 100%; }
  .st-pick-doc { flex: 1 1 100%; }
  .st-pick-menu { max-width: calc(100vw - 24px); }
}
@media print {
  .syl-search, .st-tools, .st-tabs, .st-next, .st-pager, .st-unit-more { display: none !important; }
  .st-unit-detail { display: block !important; }
}