.pra-root{
  --pr-orange: #FF6000;
  --pr-orange-soft: rgba(255, 96, 0, 0.10);
  --pr-orange-soft-2: rgba(255, 96, 0, 0.04);
  --pr-orange-border: rgba(255, 96, 0, 0.35);
  --pr-black: #000;
  --pr-ink: #1a1a1a;
  --pr-ink-soft: #404040;
  --pr-ink-muted: #6b6b6b;
  --pr-ink-faint: #999;
  --pr-rule: #e8e6e2;
  --pr-rule-strong: #d4d2cd;
  --pr-bg: #ffffff;
  --pr-bg-soft: #faf9f7;
  --pr-bg-softer: #f5f3ef;
  --pr-green: #1e7a4a;
  --pr-green-soft: rgba(71, 209, 140, 0.15);
  --pr-red: #b8252b;
  --pr-red-soft: rgba(184, 37, 43, 0.10);
  --pr-amber: #b87d12;
  --pr-amber-soft: rgba(184, 125, 18, 0.10);
  --font: inherit;
  --font-display: 'Playfair Display', 'Didot', Georgia, serif;
  --font-mono: 'SF Mono', Monaco, Menlo, Consolas, 'Courier New', monospace;
  --max-width: 1120px;
  --content-width: 760px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-2: 0 4px 16px rgba(20, 20, 20, 0.06);
  --shadow-3: 0 12px 32px rgba(20, 20, 20, 0.08);
  --header-h: 64px;
  --crumb-h: 44px;
}
.pra-root .icon,
.pra-root svg.icon{ display: inline-block; vertical-align: middle; flex-shrink: 0; }
.pra-root *{ box-sizing: border-box; }
.pra-root{
  -webkit-text-size-adjust: 100%;
}
.pra-root{
  margin: 0;;
  color: var(--pr-ink);
  background: var(--pr-bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.pra-root .site-header,
.pra-root .breadcrumbs-wrap,
.pra-root .module-nav-wrap{ flex-shrink: 0; }
.pra-root .site-main{ flex: 1 0 auto; width: 100%; }
.pra-root .site-footer{ flex-shrink: 0; }
.pra-root a{
  color: var(--pr-orange);
  text-decoration: none;
  transition: text-decoration 0.1s;
}
.pra-root a:hover{ text-decoration: underline; }
.pra-root .muted{ color: var(--pr-ink-muted); }
.pra-root .site-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  height: var(--header-h);
  border-bottom: 1px solid var(--pr-rule);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.pra-root .brand{
  display: flex;
  align-items: center;
  gap: 14px;
  color: inherit;
  text-decoration: none;
}
.pra-root .brand:hover{ text-decoration: none; }
.pra-root .brand:hover .brand-logo{ opacity: 0.85; }
.pra-root .brand-logo{
  display: block;
  height: 28px;
  width: auto;
  flex-shrink: 0;
}
.pra-root .brand-sep,
.pra-root .brand-tool,
.pra-root .brand-tag{
  line-height: 28px;
  display: inline-flex;
  align-items: center;
}
.pra-root .brand-sep{
  color: var(--pr-ink-muted);
  font-weight: 300;
  font-size: 22px;
}
.pra-root .brand-tool{
  font-weight: 700;
  color: var(--pr-ink);
  font-size: 18px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.pra-root .brand-tag{
  font-weight: 300;
  color: var(--pr-ink-muted);
  font-size: 18px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-left: 2px;
}
.pra-root .site-tools{
  display: flex;
  align-items: center;
  gap: 14px;
}
.pra-root .academy-mode-toggle{
  display: inline-flex;
  background: var(--pr-bg-soft);
  border: 1px solid var(--pr-rule);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
  position: relative;
}
.pra-root .amt-btn{
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 7px 14px;
  background: transparent;
  border: none;
  border-radius: 999px;
  color: var(--pr-ink-muted);
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s, transform 0.05s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.pra-root .amt-btn:hover:not(.active){
  color: var(--pr-ink);
  background: rgba(0, 0, 0, 0.04);
}
.pra-root .amt-btn:active{ transform: scale(0.97); }
.pra-root .amt-btn[data-mode="student"].active{
  background: var(--pr-ink);
  color: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}
.pra-root .amt-btn[data-mode="instructor"].active{
  background: var(--pr-orange);
  color: #fff;
  box-shadow: 0 1px 4px rgba(255, 96, 0, 0.35);
}
.pra-root .amt-icon{ opacity: 0.85; }
.pra-root .amt-btn.active .amt-icon{ opacity: 1; }
.pra-root.mode-instructor .site-header{
  box-shadow: 0 2px 0 0 var(--pr-orange);
}
.pra-root.mode-student .mtab-instructor{ display: none !important; }
.pra-root.mode-student .file-card-instructor{ display: none !important; }
.pra-root.mode-student .file-card-mode-hint{ display: none !important; }
.pra-root.mode-instructor .file-card-instructor{
  border-color: var(--pr-orange-border);
  background: var(--pr-orange-soft-2);
}
.pra-root.mode-instructor .file-card-instructor .file-card-icon{ color: var(--pr-orange); }
.pra-root.mode-instructor .file-card-mode-hint{ display: none; }
.pra-root.mode-instructor .content.training-notes::before{
  content: "Instructor-only material — visible because Instructor mode is active in the header.";
  display: block;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--pr-orange);
  font-weight: 700;
  padding: 8px 14px;
  background: var(--pr-orange-soft);
  border: 1px solid var(--pr-orange-border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}
.pra-root.mode-student .content.training-notes > *:not(.training-notes-locked){ display: none; }
.pra-root.mode-student .content.training-notes::after{
  content: "This page contains instructor-only material. Switch to Instructor mode in the site header to view it. If you are a student, this content is intentionally hidden — your instructor will use it to guide the session.";
  display: block;
  padding: 32px 28px;
  background: var(--pr-bg-soft);
  border: 1px dashed var(--pr-rule-strong);
  border-radius: var(--radius-lg);
  color: var(--pr-ink-soft);
  font-size: 15px;
  line-height: 1.55;
  text-align: center;
  margin: 40px 0;
}
.pra-root .lang-switcher{
  display: flex;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.05em;
  padding-right: 8px;
  border-right: 1px solid var(--pr-rule);
}
.pra-root .lang-switcher a{
  color: var(--pr-ink-muted);
  text-decoration: none;
  font-weight: 600;
}
.pra-root .lang-switcher a.active{ color: var(--pr-orange); }
.pra-root .lang-switcher a:hover{ color: var(--pr-ink); }
.pra-root .site-nav{ display: flex; gap: 4px; font-size: 14px; }
.pra-root .site-nav a{
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--pr-ink-muted);
  padding: 8px 12px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.pra-root .site-nav a:hover{ color: var(--pr-ink); background: var(--pr-bg-soft); text-decoration: none; }
.pra-root .site-nav a.active{
  color: var(--pr-orange);
  font-weight: 600;
  background: var(--pr-orange-soft);
}
.pra-root .site-nav .nav-icon{ opacity: 0.85; }
.pra-root .breadcrumbs-wrap{
  position: sticky;
  top: var(--header-h);
  background: var(--pr-bg);
  border-bottom: 1px solid var(--pr-rule);
  z-index: 9;
}
.pra-root .breadcrumbs{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 24px;
  font-size: 13px;
  color: var(--pr-ink-muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
  line-height: 1.4;
}
.pra-root .breadcrumbs a{
  color: var(--pr-ink-muted);
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}
.pra-root .breadcrumbs a:hover{ color: var(--pr-orange); text-decoration: none; background: var(--pr-bg-soft); }
.pra-root .breadcrumbs .crumb-home{ display: inline-flex; align-items: center; padding: 4px 6px; }
.pra-root .breadcrumbs .crumb-icon{ color: var(--pr-ink-muted); }
.pra-root .breadcrumbs .crumb-home:hover .crumb-icon{ color: var(--pr-orange); }
.pra-root .breadcrumbs .crumb-sep{
  display: inline-flex;
  align-items: center;
  color: var(--pr-ink-faint);
  margin: 0 1px;
}
.pra-root .breadcrumbs .crumb-current{
  color: var(--pr-ink);
  font-weight: 600;
  padding: 2px 6px;
}
.pra-root .module-nav-wrap{
  position: sticky;
  top: calc(var(--header-h) + var(--crumb-h));
  background: var(--pr-bg);
  border-bottom: 1px solid var(--pr-rule);
  z-index: 8;
  backdrop-filter: saturate(180%) blur(6px);
  -webkit-backdrop-filter: saturate(180%) blur(6px);
  background: rgba(255, 255, 255, 0.92);
}
.pra-root .module-nav-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pra-root .module-nav-title{
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.pra-root .module-chapter{
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--pr-orange);
  background: var(--pr-orange-soft);
  padding: 3px 9px;
  border-radius: 999px;
  text-transform: uppercase;
  line-height: 1;
}
.pra-root .module-title-text{
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--pr-ink);
  line-height: 1.2;
}
.pra-root .module-tabs{
  display: flex;
  gap: 2px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin: 0 -4px;
  padding: 0 4px;
}
.pra-root .module-tabs::-webkit-scrollbar{ display: none; }
.pra-root .mtab{
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--pr-ink-muted);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
  border-radius: 6px 6px 0 0;
  position: relative;
  top: 1px;
}
.pra-root .mtab .mtab-icon{ opacity: 0.75; }
.pra-root .mtab:hover{
  color: var(--pr-ink);
  text-decoration: none;
  background: var(--pr-bg-soft);
}
.pra-root .mtab:hover .mtab-icon{ opacity: 1; }
.pra-root .mtab.current{
  color: var(--pr-orange);
  border-bottom-color: var(--pr-orange);
  font-weight: 600;
}
.pra-root .mtab.current .mtab-icon{ opacity: 1; color: var(--pr-orange); }
.pra-root .mtab-label{ display: inline-block; }
.pra-root .page-hero{
  position: relative;
  padding: 32px 0 28px;
  margin: 0 0 32px;
  border-bottom: 1px solid var(--pr-rule);
  display: flex;
  align-items: flex-start;
  gap: 24px;
  overflow: hidden;
}
.pra-root .page-hero-left{
  flex: 1 1 auto;
  min-width: 0;
}
.pra-root .page-hero-kicker{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pr-orange);
  font-weight: 700;
  margin-bottom: 12px;
}
.pra-root .page-hero-title{
  font-family: var(--font-display);
  font-size: 44px;
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--pr-ink);
  margin: 0 0 12px;
}
.pra-root .page-hero-meta{
  font-size: 14px;
  color: var(--pr-ink-muted);
  margin: 0;
  letter-spacing: 0.01em;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}
.pra-root .meta-duration{
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  color: var(--pr-ink-soft);
  font-size: 16px;
  margin-right: 12px;
  letter-spacing: 0;
}
.pra-root .meta-duration em{ font-style: italic; font-weight: 400; }
.pra-root .meta-level{
  display: inline-block;
  font-family: var(--font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pr-ink-soft);
  background: var(--pr-bg-soft);
  border: 1px solid var(--pr-rule);
  padding: 3px 9px;
  border-radius: 999px;
  margin-right: 14px;
  line-height: 1;
}
.pra-root .meta-bullet{
  display: none;
}
.pra-root .meta-roles{
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  color: var(--pr-ink-muted);
  font-size: 13px;
  letter-spacing: 0.01em;
}
.pra-root .meta-role{ color: var(--pr-ink-soft); padding: 0 8px; }
.pra-root .meta-role:first-child{ padding-left: 0; }
.pra-root .meta-role:last-child{ padding-right: 0; }
.pra-root .meta-sep{
  color: var(--pr-rule-strong);
  font-weight: 300;
  display: inline-block;
  user-select: none;
}
.pra-root .page-hero-chapter{
  font-family: var(--font-display);
  font-size: 120px;
  line-height: 1;
  font-weight: 700;
  color: var(--pr-orange-soft);
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
  flex-shrink: 0;
  margin-top: -8px;
  white-space: nowrap;
}
.pra-root .page-hero-chapter--cert{
  font-family: var(--font-ui, var(--font-display));
  font-size: 36px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--pr-orange);
  margin-top: 6px;
  border: 2px solid var(--pr-orange);
  border-radius: 6px;
  padding: 8px 14px;
  text-transform: uppercase;
}
.pra-root .prev-next{
  max-width: var(--max-width);
  margin: 64px auto 0;
  padding: 0 24px;
}
.pra-root .prev-next-inner{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.pra-root .pn-card{
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 24px;
  border: 1px solid var(--pr-rule);
  border-radius: var(--radius-lg);
  background: var(--pr-bg);
  color: var(--pr-ink);
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s, background 0.15s;
  min-height: 110px;
}
.pra-root .pn-card.pn-empty{
  border-style: dashed;
  background: transparent;
  pointer-events: none;
}
.pra-root .pn-card.pn-next{ text-align: right; align-items: flex-end; }
.pra-root .pn-card:hover:not(.pn-empty){
  border-color: var(--pr-orange);
  transform: translateY(-2px);
  box-shadow: var(--shadow-3);
  text-decoration: none;
  background: var(--pr-orange-soft-2);
}
.pra-root .pn-direction{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pr-ink-muted);
  font-weight: 600;
}
.pra-root .pn-card:hover:not(.pn-empty) .pn-direction{ color: var(--pr-orange); }
.pra-root .pn-arrow{ opacity: 0.7; }
.pra-root .pn-card:hover:not(.pn-empty) .pn-arrow{ opacity: 1; transform: translateX(2px); transition: transform 0.15s; }
.pra-root .pn-prev:hover .pn-arrow{ transform: translateX(-2px); }
.pra-root .pn-chapter{
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--pr-orange);
  text-transform: uppercase;
  margin-top: 6px;
}
.pra-root .pn-title{
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.25;
  font-weight: 600;
  color: var(--pr-ink);
  letter-spacing: -0.005em;
}
.pra-root .site-main{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px 64px;
}
.pra-root .content{
  max-width: var(--content-width);
  margin: 0 auto;
}
.pra-root .content h1{
  font-size: 32px;
  line-height: 1.2;
  margin: 8px 0 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.pra-root .content h2{
  font-size: 22px;
  line-height: 1.3;
  margin: 40px 0 12px;
  font-weight: 600;
  padding-top: 8px;
}
.pra-root .content h2:first-of-type{ margin-top: 24px; }
.pra-root .content h3{
  font-size: 17px;
  line-height: 1.3;
  margin: 28px 0 8px;
  font-weight: 600;
}
.pra-root .content h4{
  font-size: 14px;
  margin: 20px 0 4px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--pr-ink-muted);
}
.pra-root .content p,
.pra-root .content ul,
.pra-root .content ol{ margin: 0 0 16px; }
.pra-root .content li{ margin-bottom: 4px; }
.pra-root .content li > p{ margin-bottom: 8px; }
.pra-root .content blockquote{
  border-left: 3px solid var(--pr-orange);
  padding: 6px 18px;
  margin: 20px 0;
  background: var(--pr-bg-soft);
  color: var(--pr-ink);
  font-style: italic;
}
.pra-root .content blockquote p{ margin-bottom: 8px; }
.pra-root .content blockquote p:last-child{ margin-bottom: 0; }
.pra-root .content code{
  background: var(--pr-bg-soft);
  padding: 2px 6px;
  font-size: 0.88em;
  border-radius: 3px;
  font-family: var(--font-mono);
  color: var(--pr-ink);
}
.pra-root .content pre{
  background: var(--pr-bg-soft);
  padding: 16px;
  overflow-x: auto;
  font-size: 13px;
  border-radius: 4px;
  border: 1px solid var(--pr-rule);
  margin: 16px 0;
}
.pra-root .content pre code{
  background: transparent;
  padding: 0;
  font-size: 13px;
}
.pra-root .content table{
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}
.pra-root .content th,
.pra-root .content td{
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--pr-rule);
  vertical-align: top;
}
.pra-root .content th{
  background: var(--pr-bg-soft);
  font-weight: 600;
  border-bottom: 2px solid var(--pr-rule);
}
.pra-root .content tr:last-child td{ border-bottom: 0; }
.pra-root .content hr{
  border: none;
  border-top: 1px solid var(--pr-rule);
  margin: 36px 0;
}
.pra-root .content strong{ font-weight: 600; }
.pra-root .content em{ font-style: italic; }
.pra-root .content ul ul,
.pra-root .content ol ol,
.pra-root .content ul ol,
.pra-root .content ol ul{ margin: 4px 0 4px 24px; }
.pra-root .content img{ max-width: 100%; height: auto; }
.pra-root .content input[type="checkbox"]{ margin-right: 8px; }
.pra-root .hero{
  margin-bottom: 48px;
  padding: 24px 0 32px;
  border-bottom: 1px solid var(--pr-rule);
}
.pra-root .hero h1{
  font-size: 44px;
  margin: 0 0 8px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.pra-root .hero-claim{
  font-size: 22px;
  color: var(--pr-orange);
  margin: 0 0 16px;
  font-weight: 500;
  font-style: italic;
  letter-spacing: -0.005em;
}
.pra-root .hero-sub{
  font-size: 16px;
  color: var(--pr-ink-muted);
  margin: 0 0 16px;
  max-width: 640px;
}
.pra-root .hero-sub strong{ color: var(--pr-ink); }
.pra-root .preview-banner{
  font-size: 14px;
  padding: 12px 16px;
  background: var(--pr-orange-soft);
  border-left: 3px solid var(--pr-orange);
  color: var(--pr-ink);
  margin-top: 16px;
}
.pra-root .preview-banner a{ color: var(--pr-orange); text-decoration: underline; }
.pra-root .modules-section,
.pra-root .links-section{ margin: 32px 0; }
.pra-root .modules-section h2,
.pra-root .links-section h2{
  font-size: 20px;
  margin: 0 0 8px;
  font-weight: 600;
}
.pra-root .module-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin: 20px 0;
}
.pra-root .module-filters{
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 20px 0 4px;
  padding: 14px 16px;
  background: var(--pr-bg-soft, #faf9f7);
  border: 1px solid var(--pr-rule, #e8e6e2);
  border-radius: 6px;
}
.pra-root .filter-group{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.pra-root .filter-group-row{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  width: 100%;
}
.pra-root .filter-group-label{
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--pr-ink, #1a1a1a);
}
.pra-root .filter-pill{
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  background: transparent;
  border: 1px solid var(--pr-rule, #e8e6e2);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  color: var(--pr-ink, #1a1a1a);
  cursor: pointer;
  font-family: inherit;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease;
  white-space: nowrap;
}
.pra-root .filter-pill:hover{
  border-color: var(--pr-orange, #FF6000);
  color: var(--pr-orange, #FF6000);
}
.pra-root .filter-pill.active{
  background: var(--pr-orange, #FF6000);
  border-color: var(--pr-orange, #FF6000);
  color: #fff;
}
.pra-root .filter-pill.active:hover{
  background: #e05700;
  border-color: #e05700;
  color: #fff;
}
.pra-root .module-filter-count{
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--pr-ink-muted, #6b6b6b);
  font-style: italic;
}
.pra-root .meta-status--forthcoming{
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--pr-ink-muted, #6b6b6b);
  background: var(--pr-bg-soft, #faf9f7);
  border: 1px solid var(--pr-rule, #e8e6e2);
  border-radius: 3px;
  padding: 2px 6px;
  margin-left: 6px;
}
.pra-root .module-card--forthcoming{
  opacity: 0.78;
}
.pra-root .module-card--forthcoming:hover{
  opacity: 1;
}
@media (max-width: 640px){.pra-root .module-filters{
    gap: 14px 18px;
    padding: 12px 12px;
  }
.pra-root .filter-group{ gap: 6px; }
.pra-root .filter-group-label{ font-size: 10px; }
.pra-root .filter-pill{ padding: 4px 10px; font-size: 11px; }

}
.pra-root .card{
  display: block;
  border: 1px solid var(--pr-rule);
  border-radius: 6px;
  padding: 16px;
  background: var(--pr-bg);
  color: var(--pr-ink);
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}
.pra-root .card:hover{
  border-color: var(--pr-orange);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(20, 20, 20, 0.06);
  text-decoration: none;
}
.pra-root .card-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--pr-ink-muted);
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  gap: 10px;
}
.pra-root .card-chapter{
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--pr-orange);
  background: var(--pr-orange-soft);
  padding: 3px 9px;
  border-radius: 999px;
  text-transform: uppercase;
  line-height: 1;
}
.pra-root .card-slug{
  font-family: var(--font-mono);
  text-transform: lowercase;
  font-size: 11px;
}
.pra-root .card-title{
  font-family: var(--font-display);
  font-size: 19px;
  margin: 0 0 8px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--pr-ink);
}
.pra-root .card-meta{ font-size: 13px; color: var(--pr-ink-muted); margin: 0 0 6px; }
.pra-root .card-meta .meta-duration{ font-size: 14px; margin-right: 0; }
.pra-root .card-roles{
  font-size: 12px;
  color: var(--pr-ink-muted);
  margin: 6px 0 0;
  letter-spacing: 0.01em;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}
.pra-root .card-roles .meta-role{ padding: 0 6px; }
.pra-root .card-roles .meta-role:first-child{ padding-left: 0; }
.pra-root .reference-links{ padding-left: 20px; }
.pra-root .reference-links li{ margin: 6px 0; }
.pra-root .module-overview-hero{
  position: relative;
  padding: 24px 0 32px;
  margin: 0 0 32px;
  border-bottom: 1px solid var(--pr-rule);
  overflow: hidden;
}
.pra-root .module-overview-meta{
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.pra-root .module-overview-kicker{
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pr-orange);
  font-weight: 700;
}
.pra-root .module-overview-title{
  font-family: var(--font-display);
  font-size: 52px;
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--pr-ink);
  margin: 0 0 14px;
  max-width: calc(100% - 160px);
}
.pra-root .module-overview-sub{
  font-size: 15px;
  color: var(--pr-ink-muted);
  margin: 0;
  max-width: calc(100% - 160px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}
.pra-root .module-overview-sub .meta-duration{ font-size: 18px; margin-right: 14px; }
.pra-root .module-overview-sub .meta-level{ font-size: 11px; padding: 4px 10px; margin-right: 16px; }
.pra-root .module-overview-sub .meta-roles{ font-size: 14px; }
.pra-root .module-overview-chapter{
  position: absolute;
  top: 16px;
  right: 0;
  font-family: var(--font-display);
  font-size: 160px;
  line-height: 0.85;
  font-weight: 700;
  color: var(--pr-orange-soft);
  letter-spacing: -0.05em;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}
.pra-root .module-overview-section{ margin: 36px 0; }
.pra-root .module-overview-section h2{
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  color: var(--pr-ink);
}
.pra-root .status-pill{
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--pr-bg-soft);
  color: var(--pr-ink-muted);
  border: 1px solid var(--pr-rule);
}
.pra-root .status-pill.status-final{ background: var(--pr-green-soft); color: var(--pr-green); border-color: transparent; }
.pra-root .status-pill.status-review{ background: var(--pr-orange-soft); color: var(--pr-orange); border-color: transparent; }
.pra-root .status-pill.status-draft{ background: var(--pr-bg-softer); color: var(--pr-ink-muted); }
.pra-root .files-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.pra-root .file-card{
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px;
  border: 1px solid var(--pr-rule);
  border-radius: var(--radius-lg);
  background: var(--pr-bg);
  color: var(--pr-ink);
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s, background 0.15s;
  text-decoration: none;
}
.pra-root .file-card:hover:not(.file-card-locked){
  border-color: var(--pr-orange);
  transform: translateY(-3px);
  box-shadow: var(--shadow-3);
  text-decoration: none;
  background: var(--pr-orange-soft-2);
}
.pra-root .file-card-icon{
  color: var(--pr-orange);
  margin-bottom: 4px;
}
.pra-root .file-card-label{
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--pr-ink);
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.pra-root .file-card-desc{
  font-size: 13px;
  color: var(--pr-ink-muted);
  line-height: 1.45;
}
.pra-root .file-card-locked{
  border-style: dashed;
  background: var(--pr-bg-soft);
  cursor: default;
}
.pra-root .file-card-locked .file-card-icon{ color: var(--pr-ink-faint); }
.pra-root .file-card-locked .file-card-label{ color: var(--pr-ink-muted); }
.pra-root .file-card-locked .file-card-desc{ font-style: italic; }
.pra-root .source-list,
.pra-root .followup-list{
  list-style: none;
  padding: 0;
  margin: 0;
}
.pra-root .source-list li,
.pra-root .followup-list li{
  padding: 12px 0;
  border-bottom: 1px solid var(--pr-rule);
}
.pra-root .source-list li:last-child,
.pra-root .followup-list li:last-child{ border-bottom: 0; }
.pra-root .source-list .ext-icon{ opacity: 0.6; margin-left: 2px; }
.pra-root .module-overview dl{
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 12px 20px;
  font-size: 14px;
  margin: 16px 0 0;
  padding: 20px;
  background: var(--pr-bg-soft);
  border-radius: var(--radius);
}
.pra-root .module-overview dt{
  color: var(--pr-ink-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  padding-top: 2px;
}
.pra-root .module-overview dd{ margin: 0; color: var(--pr-ink); }
.pra-root .quiz-pool .preview-note-box{
  background: var(--pr-orange-soft);
  border: 1px solid var(--pr-orange-border);
  padding: 12px 16px;
  border-radius: 4px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--pr-ink);
}
.pra-root .quiz-toolbar{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  padding: 10px 12px;
  background: var(--pr-bg-soft);
  border: 1px solid var(--pr-rule);
  border-radius: 4px;
  font-size: 13px;
  gap: 16px;
  flex-wrap: wrap;
}
.pra-root .quiz-mode-toggle{
  display: flex;
  gap: 4px;
  background: var(--pr-bg);
  border: 1px solid var(--pr-rule);
  border-radius: 3px;
  padding: 2px;
}
.pra-root .qm-btn{
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 7px 14px;
  background: transparent;
  border: none;
  border-radius: 5px;
  color: var(--pr-ink-muted);
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: background 0.15s, color 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pra-root .qm-btn:hover{ color: var(--pr-ink); background: var(--pr-bg-soft); }
.pra-root .qm-btn.active{
  background: var(--pr-orange);
  color: white;
  box-shadow: var(--shadow-1);
}
.pra-root .qm-btn .qm-icon{ opacity: 0.85; }
.pra-root .qm-btn.active .qm-icon{ opacity: 1; }
.pra-root .quiz-info{
  color: var(--pr-ink-muted);
  font-size: 12px;
}
.pra-root .quiz-q{
  border: none;
  margin: 0 0 32px;
  padding: 0;
}
.pra-root .quiz-q legend{
  font-weight: 600;
  font-size: 14px;
  color: var(--pr-ink);
  margin-bottom: 4px;
  padding: 0;
}
.pra-root .quiz-q .qtag{
  font-weight: 400;
  color: var(--pr-ink-muted);
  font-size: 12px;
  margin-left: 8px;
  font-family: var(--font-mono);
  letter-spacing: 0;
}
.pra-root .quiz-q .q-text{
  margin: 8px 0 14px;
  font-size: 16px;
  line-height: 1.55;
}
.pra-root .quiz-q .q-text strong{ font-weight: 600; }
.pra-root .q-options{
  list-style: none;
  padding: 0;
  margin: 0;
}
.pra-root .q-option{
  margin: 6px 0;
}
.pra-root .q-option label{
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--pr-rule);
  border-radius: 4px;
  background: var(--pr-bg);
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
  font-size: 14px;
  line-height: 1.5;
}
.pra-root .q-option label:hover{
  border-color: var(--pr-ink-muted);
  background: var(--pr-bg-soft);
}
.pra-root .q-option input[type="radio"],
.pra-root .q-option input[type="checkbox"]{
  margin-top: 3px;
  accent-color: var(--pr-orange);
  flex-shrink: 0;
  cursor: pointer;
}
.pra-root .q-option .opt-letter{
  font-weight: 600;
  color: var(--pr-ink-muted);
  flex-shrink: 0;
}
.pra-root .q-option .opt-text{
  flex: 1;
}
.pra-root .q-option input:disabled + .opt-letter,
.pra-root .q-option input:disabled ~ .opt-text{
}
.pra-root .q-option label:has(input:disabled){
  cursor: default;
}
.pra-root .q-option label:has(input:disabled):hover{
  border-color: var(--pr-rule);
  background: var(--pr-bg);
}
.pra-root .q-option.is-correct label{
  border-color: var(--pr-green);
  background: var(--pr-green-soft);
}
.pra-root .q-option.is-correct .opt-letter{
  color: var(--pr-green);
}
.pra-root .q-option.is-incorrect label{
  border-color: #c44;
  background: rgba(204, 68, 68, 0.06);
}
.pra-root .q-option.was-selected label{
  border-width: 2px;
}
.pra-root .quiz-q .q-source,
.pra-root .quiz-q .q-explanation{
  font-size: 13px;
  margin-top: 10px;
  padding: 8px 12px;
  background: var(--pr-bg-soft);
  border-left: 3px solid var(--pr-rule);
}
.pra-root .quiz-q .q-source strong,
.pra-root .quiz-q .q-explanation strong{
  color: var(--pr-orange);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-right: 6px;
}
.pra-root .quiz-q.q-correct .q-source,
.pra-root .quiz-q.q-correct .q-explanation{ border-left-color: var(--pr-green); }
.pra-root .quiz-q.q-incorrect .q-source,
.pra-root .quiz-q.q-incorrect .q-explanation{ border-left-color: #c44; }
.pra-root .quiz-q[data-type="open-text"]{
  border-left: 3px solid var(--pr-orange-soft, rgba(255, 96, 0, 0.30));
  background: linear-gradient(to right, rgba(255, 96, 0, 0.03) 0%, transparent 60%);
}
.pra-root .quiz-q .q-open-prompt{
  margin-top: 6px;
}
.pra-root .quiz-q .q-open-prompt > p:first-child{
  font-size: 13px;
  color: var(--pr-ink-soft);
  margin-bottom: 10px;
}
.pra-root .quiz-q .q-open-textarea{
  width: 100%;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  padding: 10px 12px;
  border: 1px dashed var(--pr-rule-strong);
  background: var(--pr-bg-soft);
  color: var(--pr-ink-faint);
  border-radius: var(--radius);
  resize: vertical;
  cursor: not-allowed;
}
.pra-root .quiz-q .q-open-note{
  font-size: 11.5px;
  margin: 8px 0 0;
  color: var(--pr-ink-muted);
}
.pra-root .quiz-q.q-open-submitted{
  border-left-color: var(--pr-orange);
}
.pra-root .quiz-q.q-open-submitted .q-open-textarea{
  border-style: solid;
}
.pra-root .quiz-result.tier-placement{
  background: var(--pr-bg-softer);
  border-left: 4px solid var(--pr-orange);
}
.pra-root .quiz-result.tier-placement .result-grade-tier{
  color: var(--pr-orange);
}
.pra-root .result-action-placement{
  background: rgba(255, 96, 0, 0.05);
  padding: 10px 14px;
  border-radius: var(--radius);
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.55;
}
.pra-root .quiz-submit-wrap{
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--pr-rule);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}
.pra-root .quiz-submit-hint{
  font-size: 13px;
  color: var(--pr-ink-muted);
  margin: 0 0 4px;
  max-width: 520px;
  line-height: 1.5;
}
.pra-root .quiz-submit-btn{
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 32px;
  background: var(--pr-orange);
  color: white;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 2px 8px rgba(255, 96, 0, 0.25);
  min-width: 280px;
  justify-content: center;
}
.pra-root .quiz-submit-btn:hover:not(:disabled){
  background: #e55700;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 96, 0, 0.35);
}
.pra-root .quiz-submit-btn:active:not(:disabled){ transform: translateY(0); }
.pra-root .quiz-submit-btn:disabled,
.pra-root .quiz-submit-btn.submitted{
  background: var(--pr-bg-soft);
  color: var(--pr-ink-muted);
  cursor: default;
  box-shadow: none;
  border: 1px solid var(--pr-rule);
}
.pra-root .quiz-submit-icon{ opacity: 0.95; }
.pra-root .quiz-attempts-note{
  font-size: 12px;
  color: var(--pr-ink-faint);
  margin: 0;
  letter-spacing: 0.02em;
}
.pra-root .quiz-result{
  margin-top: 12px;
  padding: 28px 28px 24px;
  background: var(--pr-bg);
  border: 1px solid var(--pr-rule);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 640px;
  text-align: left;
  box-shadow: var(--shadow-2);
}
.pra-root .result-grade-row{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pr-rule);
}
.pra-root .result-grade-tier{
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.pra-root .result-grade-score{
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--pr-ink);
  letter-spacing: 0.02em;
}
.pra-root .result-caption{
  font-size: 15px;
  line-height: 1.55;
  color: var(--pr-ink-soft);
  margin: 0 0 16px;
}
.pra-root .result-action{
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.55;
  margin-bottom: 14px;
  border: 1px solid transparent;
}
.pra-root .result-action strong{ font-weight: 600; }
.pra-root .result-meta{
  font-size: 12px;
  color: var(--pr-ink-faint);
  margin: 8px 0 0;
  letter-spacing: 0.01em;
}
.pra-root .quiz-result.tier-honors{ border-top: 4px solid var(--pr-orange); }
.pra-root .quiz-result.tier-honors .result-grade-tier{ color: var(--pr-orange); }
.pra-root .quiz-result.tier-honors .result-action-honors{
  background: var(--pr-orange-soft);
  border-color: var(--pr-orange-border);
  color: var(--pr-ink);
}
.pra-root .quiz-result.tier-pass{ border-top: 4px solid var(--pr-green); }
.pra-root .quiz-result.tier-pass .result-grade-tier{ color: var(--pr-green); }
.pra-root .quiz-result.tier-pass .result-action-pass{
  background: var(--pr-green-soft);
  border-color: rgba(30, 122, 74, 0.35);
  color: var(--pr-ink);
}
.pra-root .quiz-result.tier-below{ border-top: 4px solid var(--pr-amber); }
.pra-root .quiz-result.tier-below .result-grade-tier{ color: var(--pr-amber); }
.pra-root .quiz-result.tier-below .result-action-below{
  background: var(--pr-amber-soft);
  border-color: rgba(184, 125, 18, 0.35);
  color: var(--pr-ink);
}
.pra-root .quiz-result.tier-fail{ border-top: 4px solid var(--pr-red); }
.pra-root .quiz-result.tier-fail .result-grade-tier{ color: var(--pr-red); }
.pra-root .quiz-result.tier-fail .result-action-fail{
  background: var(--pr-red-soft);
  border-color: rgba(184, 37, 43, 0.35);
  color: var(--pr-ink);
}
.pra-root .quiz.mode-instructor .q-option label{ cursor: default; }
.pra-root .quiz.mode-instructor .q-option:not(.is-correct) label{
  opacity: 0.65;
}
.pra-root .quiz.mode-instructor .q-option:not(.is-correct) label:hover{
  border-color: var(--pr-rule);
  background: var(--pr-bg);
}
.pra-root .quiz-pool ul{
  list-style: none;
  padding-left: 0;
  margin: 12px 0 20px;
}
.pra-root .quiz-pool ul li{
  padding: 8px 12px 8px 16px;
  margin: 4px 0;
  border-left: 3px solid var(--pr-rule);
  background: var(--pr-bg-soft);
  font-size: 15px;
  line-height: 1.5;
}
.pra-root .quiz-pool ul li strong{
  font-weight: 600;
}
.pra-root .quiz-pool ul li:has(> strong:last-child){
  border-left-color: var(--pr-green);
  background: var(--pr-green-soft);
}
.pra-root .quiz-pool ul li.task-list-item{
  list-style: none;
}
.pra-root .quiz-pool ul li.task-list-item input[type="checkbox"]{
  margin-right: 10px;
  vertical-align: -1px;
  cursor: not-allowed;
}
.pra-root .quiz-pool ul li.task-list-item input[type="checkbox"]:checked + *{
  font-weight: 600;
}
.pra-root .workbook ul li.task-list-item{
  list-style: none;
  padding: 4px 0;
}
.pra-root .workbook ul li.task-list-item input[type="checkbox"]{
  margin-right: 8px;
  vertical-align: -1px;
  cursor: not-allowed;
}
.pra-root .quiz-pool p strong:first-child{
  color: var(--pr-orange);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.05em;
  margin-right: 4px;
}
.pra-root .site-footer{
  border-top: 1px solid var(--pr-rule);
  padding: 14px 24px 18px;
  margin-top: 64px;
  font-size: 12px;
  color: var(--pr-ink-muted);
}
.pra-root .footer-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  white-space: nowrap;
}
.pra-root .footer-build{
  font-family: var(--font-mono);
  font-size: 10.5px;
  opacity: 0.75;
  margin: 0;
  letter-spacing: 0.02em;
}
.pra-root .footer-links{
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}
.pra-root .footer-links a{
  color: var(--pr-ink-muted);
  transition: color 0.15s;
}
.pra-root .footer-links a:hover{ color: var(--pr-orange); }
.pra-root .footer-sep{ color: var(--pr-rule); }
.pra-root a.ext::after{
  content: " \2197";
  font-size: 0.85em;
  opacity: 0.7;
  display: inline-block;
  margin-left: 1px;
}
.pra-root a.ext:hover::after{ opacity: 1; }
.pra-root .wb-toolbar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  margin-bottom: 28px;
  background: var(--pr-bg-soft);
  border: 1px solid var(--pr-rule);
  border-radius: 4px;
  font-size: 13px;
  gap: 16px;
  flex-wrap: wrap;
}
.pra-root .wb-notice{
  color: var(--pr-ink-muted);
  flex: 1 1 auto;
  min-width: 200px;
}
.pra-root .wb-notice strong{ color: var(--pr-ink); }
.pra-root .wb-reset-btn{
  font-family: inherit;
  font-size: 11px;
  padding: 7px 14px;
  background: transparent;
  border: 1px solid var(--pr-rule);
  border-radius: 3px;
  color: var(--pr-ink-muted);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  flex-shrink: 0;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.pra-root .wb-reset-btn:hover{
  border-color: var(--pr-orange);
  color: var(--pr-orange);
  background: var(--pr-bg);
}
.pra-root .wb-fill{
  display: inline-block;
  border: none;
  border-bottom: 1px solid var(--pr-ink-muted);
  background: transparent;
  font-family: inherit;
  font-size: inherit;
  color: var(--pr-ink);
  padding: 2px 6px;
  margin: 0 2px;
  min-width: 140px;
  transition: border-color 0.15s, background 0.15s, border-bottom-width 0.05s;
}
.pra-root .wb-fill:hover{
  background: var(--pr-bg-soft);
}
.pra-root .wb-fill:focus{
  outline: none;
  border-bottom-color: var(--pr-orange);
  border-bottom-width: 2px;
  background: var(--pr-orange-soft);
}
.pra-root .workbook table .wb-fill{
  width: 100%;
  margin: 0;
  min-width: 0;
}
.pra-root .workbook blockquote .wb-fill{
  min-width: 200px;
}
.pra-root .workbook .task-list-item input[type="checkbox"]{
  cursor: pointer;
  margin-right: 8px;
  vertical-align: -1px;
  accent-color: var(--pr-orange);
}
.pra-root .workbook .task-list-item input[type="checkbox"]:hover{
  outline: 2px solid var(--pr-orange-soft);
  outline-offset: 2px;
}
.pra-root .scroll-arrows{
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.pra-root .scroll-arrows.visible{
  opacity: 1;
  pointer-events: auto;
}
.pra-root .scroll-arrow{
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--pr-rule);
  background: var(--pr-bg);
  color: var(--pr-ink-muted);
  font-size: 18px;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  line-height: 1;
  padding: 0;
}
.pra-root .scroll-arrow:hover{
  border-color: var(--pr-orange);
  color: var(--pr-orange);
  background: var(--pr-bg-soft);
}
.pra-root .scroll-arrow:disabled{
  opacity: 0.3;
  cursor: not-allowed;
}
.pra-root .scroll-arrow:disabled:hover{
  border-color: var(--pr-rule);
  color: var(--pr-ink-muted);
  background: var(--pr-bg);
}
@media (max-width: 640px){.pra-root{ --header-h: 110px; --crumb-h: 42px; }
.pra-root .site-header{
    flex-direction: column;
    gap: 8px;
    padding: 10px 14px;
    height: auto;
    min-height: var(--header-h);
  }
.pra-root .brand{ gap: 10px; }
.pra-root .brand-logo{ height: 24px; }
.pra-root .brand-tool{ font-size: 16px; }
.pra-root .brand-tag{ font-size: 16px; letter-spacing: 0.10em; }
.pra-root .brand-sep{ font-size: 20px; }
.pra-root .site-tools{ flex-direction: column; gap: 6px; width: 100%; }
.pra-root .lang-switcher{ border-right: none; padding-right: 0; }
.pra-root .academy-mode-toggle{ align-self: center; }
.pra-root .amt-btn{ font-size: 11px; padding: 5px 10px; }
.pra-root .site-nav{
    flex-wrap: wrap;
    justify-content: center;
    gap: 4px;
    font-size: 12px;
  }
.pra-root .site-nav a{ padding: 6px 8px; gap: 5px; }
.pra-root .breadcrumbs{ padding: 8px 14px; font-size: 12px; }
.pra-root .breadcrumbs a,
.pra-root .breadcrumbs .crumb-current{ padding: 2px 4px; }
.pra-root .module-nav-inner{ padding: 10px 14px 0; gap: 8px; }
.pra-root .module-title-text{ font-size: 17px; }
.pra-root .module-chapter{ font-size: 10px; padding: 2px 7px; }
.pra-root .mtab{ padding: 8px 11px; font-size: 12px; gap: 6px; }
.pra-root .mtab-icon{ width: 14px; height: 14px; }
.pra-root .page-hero{ flex-direction: column; gap: 10px; padding: 20px 0; margin-bottom: 24px; }
.pra-root .page-hero-title{ font-size: 30px; }
.pra-root .page-hero-chapter{ font-size: 72px; position: absolute; top: 12px; right: 0; opacity: 0.5; margin: 0; }
.pra-root .module-overview-title{ font-size: 34px; max-width: 100%; padding-right: 80px; }
.pra-root .module-overview-sub{ max-width: 100%; }
.pra-root .module-overview-chapter{ font-size: 84px; top: 28px; right: -4px; }
.pra-root .module-overview-section h2{ font-size: 20px; }
.pra-root .files-grid{ grid-template-columns: 1fr; gap: 10px; }
.pra-root .file-card{ padding: 18px; }
.pra-root .prev-next-inner{ grid-template-columns: 1fr; gap: 10px; }
.pra-root .pn-card{ padding: 18px 20px; min-height: 90px; }
.pra-root .pn-card.pn-empty{ display: none; }
.pra-root .pn-card.pn-next{ text-align: left; align-items: flex-start; }
.pra-root .pn-title{ font-size: 17px; }
.pra-root .site-main{ padding: 20px 14px 40px; }
.pra-root .hero{ padding: 16px 0 20px; margin-bottom: 32px; }
.pra-root .hero h1{ font-size: 28px; }
.pra-root .hero-claim{ font-size: 17px; }
.pra-root .hero-sub{ font-size: 15px; }
.pra-root .content h1{ font-size: 24px; line-height: 1.25; }
.pra-root .content h2{ font-size: 18px; margin-top: 28px; }
.pra-root .content h3{ font-size: 16px; }
.pra-root .content{ overflow-x: hidden; }
.pra-root .content > table,
.pra-root .content > p > table,
.pra-root .content article > table,
.pra-root article.content > table{
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
  }
.pra-root .content table{ font-size: 13px; }
.pra-root .content th,
.pra-root .content td{ padding: 6px 8px; }
.pra-root .content pre{ font-size: 12px; padding: 12px; }
.pra-root .content code{ font-size: 0.85em; word-break: break-word; }
.pra-root .module-overview dl{
    grid-template-columns: 1fr;
    gap: 4px;
  }
.pra-root .module-overview dt{ font-weight: 600; margin-top: 8px; }
.pra-root .module-grid{ grid-template-columns: 1fr; gap: 12px; }
.pra-root .footer-inner{
    flex-direction: column;
    align-items: flex-start;
    white-space: normal;
    gap: 6px;
  }
.pra-root .footer-links{ flex-wrap: wrap; gap: 6px; font-size: 12px; }
.pra-root .footer-build{ font-size: 10px; }
.pra-root .scroll-arrows{ right: 10px; gap: 6px; }
.pra-root .scroll-arrow{ width: 34px; height: 34px; font-size: 16px; }
.pra-root .wb-toolbar{
    padding: 10px 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
.pra-root .wb-notice{ font-size: 12px; }
.pra-root .wb-reset-btn{ width: 100%; padding: 10px 14px; font-size: 12px; }
.pra-root .wb-fill{ min-width: 100px; font-size: 13px; }
.pra-root .workbook table .wb-fill{ font-size: 12px; }
.pra-root .quiz-toolbar{
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 10px 12px;
  }
.pra-root .quiz-mode-toggle{ width: 100%; }
.pra-root .qm-btn{ flex: 1; padding: 8px 0; }
.pra-root .quiz-info{ font-size: 11px; text-align: center; }
.pra-root .quiz-q legend{ font-size: 13px; }
.pra-root .quiz-q .qtag{
    display: block;
    margin-left: 0;
    margin-top: 2px;
    font-size: 11px;
  }
.pra-root .quiz-q .q-text{ font-size: 15px; }
.pra-root .q-option label{
    padding: 10px 12px;
    font-size: 14px;
    gap: 8px;
  }
.pra-root .quiz-submit-btn{
    width: 100%;
    min-width: 0;
    padding: 14px 20px;
    font-size: 14px;
  }
.pra-root .quiz-submit-hint{ font-size: 12px; }
.pra-root .quiz-result{ padding: 22px 18px 20px; }
.pra-root .result-grade-tier{ font-size: 24px; }
.pra-root .result-grade-score{ font-size: 16px; }
.pra-root .result-caption{ font-size: 14px; }
.pra-root .result-action{ padding: 12px 14px; font-size: 13px; }
.pra-root .quiz-q .q-source,
.pra-root .quiz-q .q-explanation{
    font-size: 12px;
    padding: 8px 10px;
  }

}
@media (max-width: 380px){.pra-root .brand-tool{ font-size: 14px; }
.pra-root .brand-tag{ font-size: 14px; letter-spacing: 0.08em; }
.pra-root .breadcrumbs-wrap{ top: 138px; }
.pra-root .hero h1{ font-size: 24px; }
.pra-root .content h1{ font-size: 20px; }
.pra-root .module-files a{ padding: 10px 12px; font-size: 14px; }
.pra-root .qm-btn{ font-size: 10px; padding: 7px 0; }

}
.pra-root .landing-hero{
  width: 100%;
  background: radial-gradient(ellipse at 18% 18%, #1a1408 0%, #0a0a0e 55%, #050507 100%);
  color: #f3f1ed;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 96, 0, 0.18);
}
.pra-root .landing-hero::before{
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 220px;
  background: linear-gradient(to bottom, transparent 0%, rgba(255, 96, 0, 0.05) 100%);
  pointer-events: none;
}
.pra-root .landing-hero-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 96px 32px 88px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 2;
}
.pra-root .landing-hero-text{ display: flex; flex-direction: column; gap: 24px; }
.pra-root .landing-hero-kicker{
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--pr-orange);
  font-weight: 600;
}
.pra-root .landing-hero-title{
  font-family: var(--font-display);
  font-size: clamp(48px, 6.4vw, 88px);
  line-height: 1.02;
  font-weight: 700;
  margin: 0;
  color: #ffffff;
  letter-spacing: -0.022em;
  text-wrap: balance;
}
.pra-root .landing-hero-subtitle{
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.5;
  font-weight: 300;
  color: rgba(243, 241, 237, 0.78);
  margin: 0;
  max-width: 540px;
}
.pra-root .landing-hero-ctas{
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  align-items: center;
  margin-top: 4px;
}
.pra-root .landing-hero-cta{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  border-radius: 999px;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}
.pra-root .landing-hero-cta-primary{
  background: var(--pr-orange);
  color: #ffffff;
  padding: 14px 26px 14px 28px;
  box-shadow: 0 4px 14px rgba(255, 96, 0, 0.32);
}
.pra-root .landing-hero-cta-primary:hover{
  background: #ff7421;
  transform: translateY(-1px);
}
.pra-root .landing-hero-cta-primary .landing-hero-cta-arrow{
  transition: transform 160ms ease;
  font-weight: 400;
}
.pra-root .landing-hero-cta-primary:hover .landing-hero-cta-arrow{ transform: translateX(3px); }
.pra-root .landing-hero-cta-secondary{
  background: transparent;
  color: #f3f1ed;
  padding: 12px 4px;
  border-bottom: 1px solid rgba(243, 241, 237, 0.32);
  border-radius: 0;
}
.pra-root .landing-hero-cta-secondary:hover{
  border-bottom-color: var(--pr-orange);
  color: var(--pr-orange);
}
.pra-root .landing-hero-stats{
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 12px 0 0;
  padding: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(243, 241, 237, 0.55);
  font-weight: 600;
}
.pra-root .landing-hero-stats li{
  position: relative;
}
.pra-root .landing-hero-art{
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.pra-root .landing-hero-illustration{
  width: 100%;
  max-width: 580px;
  height: auto;
  display: block;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.45));
}
.pra-root:has(.landing-hero) .site-main{ background: linear-gradient(to bottom, #0a0a0e 0%, #0a0a0e calc(var(--landing-hero-h, 600px) + 0px), var(--pr-bg) 0); }
.pra-root .content.landing-page{
  max-width: var(--content-width);
}
.pra-root .content.landing-page > p:first-of-type{
  font-size: 19px;
  line-height: 1.55;
  color: var(--pr-ink-soft, #4a4a4a);
  margin-top: 56px;
}
.pra-root .content.landing-page h2{
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: -0.01em;
  margin-top: 72px;
  margin-bottom: 18px;
}
.pra-root .content.landing-page h3{
  font-size: 21px;
  letter-spacing: -0.005em;
  margin-top: 36px;
}
.pra-root .content.landing-page ol,
.pra-root .content.landing-page ul{
  padding-left: 1.6em;
}
.pra-root .content.landing-page hr{
  border: 0;
  border-top: 1px solid var(--pr-rule);
  margin: 56px 0;
}
@media (max-width: 880px){.pra-root .landing-hero-inner{
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 64px 22px 56px;
  }
.pra-root .landing-hero-art{ order: 2; }
.pra-root .landing-hero-text{ order: 1; gap: 20px; }
.pra-root .landing-hero-illustration{ max-width: 420px; }
.pra-root .landing-hero-subtitle{ font-size: 17px; }

}
@media (max-width: 480px){.pra-root .landing-hero-inner{ padding: 48px 18px 40px; }
.pra-root .landing-hero-title{ font-size: clamp(38px, 11vw, 56px); }
.pra-root .landing-hero-cta-primary{ padding: 12px 22px; font-size: 14px; }
.pra-root .landing-hero-illustration{ max-width: 340px; }
.pra-root .landing-hero-stats{ gap: 6px 18px; font-size: 10.5px; letter-spacing: 0.10em; }

}
.pra-root.page-landing{
  background: #0a0a0e;
  color: #ececec;
}
.pra-root.page-landing .site-main{
  background: #0a0a0e;
}
.pra-root.page-landing:has(.landing-hero) .site-main{
  background: #0a0a0e;
}
.pra-root.page-landing .content.landing-page > p:first-of-type{ color: #e5e5e5; }
.pra-root.page-landing .content.landing-page h2{ color: #ffffff; }
.pra-root.page-landing .content.landing-page h3{ color: #ffffff; }
.pra-root.page-landing .content.landing-page p{ color: #e5e5e5; }
.pra-root.page-landing .content.landing-page a{ color: #FF8a40; }
.pra-root.page-landing .content.landing-page a:hover{ color: #FF6000; }
.pra-root.page-landing .content.landing-page strong{ color: #ffffff; }
.pra-root.page-landing .content.landing-page em{ color: #e8e8e8; }
.pra-root.page-landing .content.landing-page hr{
  border-top-color: rgba(255,255,255,0.10);
  border-top: 1px solid transparent;
  background: linear-gradient(to right, transparent, rgba(255, 96, 0, 0.40), transparent);
  height: 1px;
  margin: 56px auto;
  max-width: 200px;
}
.pra-root.page-landing .content.landing-page ul,
.pra-root.page-landing .content.landing-page ol{ color: #e5e5e5; }
.pra-root.page-landing .content.landing-page li::marker{
  color: rgba(255, 96, 0, 0.85);
  font-size: 1.05em;
}
.pra-root.page-landing .content.landing-page ul > li,
.pra-root.page-landing .content.landing-page ol > li{
  padding-left: 4px;
  margin-bottom: 8px;
}
.pra-root.page-landing .content.landing-page ul > li > strong:first-child,
.pra-root.page-landing .content.landing-page ol > li > strong:first-child{
  color: #FF8a40;
}
.pra-root.page-landing .content.landing-page blockquote{
  border-left: 3px solid rgba(255, 96, 0, 0.70);
  background: rgba(255, 255, 255, 0.04);
  color: #d8d8d8;
}
.pra-root.page-landing .content.landing-page blockquote strong{ color: #ffffff; }
.pra-root.page-landing .content.landing-page blockquote em{ color: #d0d0d0; }
.pra-root.page-landing .content.landing-page blockquote a{
  color: #FF8a40;
  text-decoration: underline;
  text-decoration-color: rgba(255, 96, 0, 0.50);
}
.pra-root.page-landing .content.landing-page blockquote a:hover{
  color: #FF6000;
  text-decoration-color: #FF6000;
}
.pra-root.page-landing .content.landing-page code{
  background: rgba(255, 255, 255, 0.06);
  color: #f0f0f0;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.pra-root.page-landing .content.landing-page pre{
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.pra-root.page-landing .content.landing-page pre code{
  background: transparent;
  border: 0;
  color: #f0f0f0;
}
.pra-root.page-landing .scroll-arrow{
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.10);
  color: rgba(255, 255, 255, 0.45);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.30);
}
.pra-root.page-landing .scroll-arrow:hover{
  background: rgba(255, 96, 0, 0.10);
  border-color: rgba(255, 96, 0, 0.55);
  color: #FF8a40;
}
.pra-root.page-landing .scroll-arrow:disabled{
  opacity: 0.20;
}
.pra-root.page-landing .scroll-arrow:disabled:hover{
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.10);
  color: rgba(255, 255, 255, 0.45);
}
.pra-root.page-landing .content.landing-page table{
  color: #e5e5e5;
}
.pra-root.page-landing .content.landing-page th{
  background: transparent;
  color: rgba(255, 96, 0, 0.95);
  font-weight: 600;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding-top: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 96, 0, 0.45);
  white-space: nowrap;
}
.pra-root.page-landing .content.landing-page td{
  border-bottom-color: rgba(255, 255, 255, 0.08);
  color: #e5e5e5;
}
.pra-root.page-landing .content.landing-page th:first-child,
.pra-root.page-landing .content.landing-page td:first-child{
  min-width: 64px;
  white-space: nowrap;
  text-align: center;
}
.pra-root.page-landing .content.landing-page tr:hover td{
  background: rgba(255, 255, 255, 0.02);
}
.pra-root .landing-hero.landing-hero--photo{
  background: #0a0a0e !important;
  padding: 0 !important;
  min-height: auto !important;
  border-bottom: 0 !important;
  overflow: hidden !important;
}
.pra-root .landing-hero.landing-hero--photo::before{ display: none !important; }
.pra-root .landing-hero.landing-hero--photo::after{ display: none !important; }
.pra-root .landing-hero--photo{
  background: #0a0a0e;
  padding: 0;
  min-height: auto;
  border-bottom: 0;
}
.pra-root .landing-hero--photo::before{ display: none; }
.pra-root .landing-hero--photo .landing-hero-inner{
  display: block;
  grid-template-columns: none;
  padding: 0;
  max-width: 100%;
  margin: 0;
  gap: 0;
  position: relative;
}
.pra-root .landing-hero--photo .landing-hero-art{
  width: 100%;
  margin: 0;
  display: block;
  background: #0a0a0e;
}
.pra-root .landing-hero-photo{
  display: block;
  width: 100%;
  height: auto;
  max-height: 72vh;
  object-fit: contain;
  object-position: center;
  background: #0a0a0e;
}
.pra-root .landing-hero--photo .landing-hero-meta{
  position: static;
  background: #0a0a0e;
  padding: 40px 40px 48px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}
.pra-root .landing-hero--photo .landing-hero-ctas{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}
.pra-root .landing-hero--photo .landing-hero-stats{
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  max-width: 920px;
  font-family: var(--font-display, "Titillium Web", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif);
}
.pra-root .landing-hero--photo .landing-hero-stats{
  max-width: 1200px;
}
.pra-root .landing-hero--photo .landing-hero-stats--primary{
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
  gap: 0 24px;
  margin-bottom: 10px;
  flex-wrap: nowrap;
  overflow-x: visible;
}
.pra-root .landing-hero--photo .landing-hero-stats--primary li{
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.pra-root .landing-hero--photo .landing-hero-stats--primary li + li::before{
  content: "";
  display: inline-block;
  width: 1px;
  height: 14px;
  margin-right: 24px;
  background: rgba(255, 255, 255, 0.22);
}
.pra-root .landing-hero--photo .landing-hero-stats--secondary{
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.45);
  gap: 0 22px;
  flex-wrap: nowrap;
  overflow-x: visible;
}
.pra-root .landing-hero--photo .landing-hero-stats--secondary li{
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.pra-root .landing-hero--photo .landing-hero-stats--secondary li + li::before{
  content: "";
  display: inline-block;
  width: 1px;
  height: 10px;
  margin-right: 22px;
  background: rgba(255, 255, 255, 0.16);
}
@media (max-width: 1100px){.pra-root .landing-hero--photo .landing-hero-stats--primary{
    font-size: 12px;
    letter-spacing: 0.14em;
    gap: 0 20px;
    flex-wrap: wrap;
  }
.pra-root .landing-hero--photo .landing-hero-stats--primary li + li::before{ margin-right: 20px; }

}
@media (max-width: 880px){.pra-root .landing-hero-photo{ max-height: 56vh; }
.pra-root .landing-hero--photo .landing-hero-meta{ padding: 28px 22px 36px; gap: 14px; }
.pra-root .landing-hero--photo .landing-hero-stats--primary{
    font-size: 11.5px;
    letter-spacing: 0.13em;
    gap: 0 16px;
    flex-wrap: wrap;
    justify-content: center;
  }
.pra-root .landing-hero--photo .landing-hero-stats--primary li + li::before{ margin-right: 16px; }
.pra-root .landing-hero--photo .landing-hero-stats--secondary{
    font-size: 10.5px;
    letter-spacing: 0.20em;
    gap: 0 16px;
    flex-wrap: wrap;
  }
.pra-root .landing-hero--photo .landing-hero-stats--secondary li + li::before{ margin-right: 16px; }

}
@media (max-width: 480px){.pra-root .landing-hero-photo{ max-height: 50vh; }
.pra-root .landing-hero--photo .landing-hero-meta{ padding: 22px 16px 28px; }
.pra-root .landing-hero--photo .landing-hero-stats--primary{
    font-size: 11px;
    gap: 0 12px;
  }
.pra-root .landing-hero--photo .landing-hero-stats--primary li + li::before{
    margin-right: 12px;
    height: 11px;
  }
.pra-root .landing-hero--photo .landing-hero-stats--secondary{
    font-size: 10px;
    gap: 0 12px;
  }
.pra-root .landing-hero--photo .landing-hero-stats--secondary li + li::before{
    margin-right: 12px;
    height: 9px;
  }

}
.pra-root .instructors-section{
  margin: 88px 0 64px;
  padding: 0;
}
.pra-root .instructors-section-title{
  font-family: var(--font-display);
  font-size: 32px;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  color: #f5f5f5;
}
.pra-root .instructors-section-intro{
  font-size: 15.5px;
  line-height: 1.6;
  margin: 0 0 48px;
  color: #b8b8b8;
}
.pra-root .instructors-section-note{
  font-size: 12.5px;
  line-height: 1.5;
  margin: 28px auto 0;
  max-width: 820px;
  color: #8a8a8a;
  font-style: italic;
  text-align: center;
}
.pra-root .instructors-grid{
  display: flex;
  flex-direction: column;
  gap: 36px;
  max-width: 820px;
  margin: 0 auto;
}
.pra-root .instructor-card{
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 28px;
  text-align: left;
  transition: transform 160ms ease;
}
.pra-root .instructor-card:hover{
  transform: translateY(-1px);
}
.pra-root .instructor-portrait{
  width: 180px;
  aspect-ratio: 4 / 5;
  border-radius: 2px;
  overflow: hidden;
  background: #2b2c30;
  flex-shrink: 0;
  position: relative;
}
.pra-root .instructor-portrait picture{ display: block; width: 100%; height: 100%; }
.pra-root .instructor-photo,
.pra-root .instructor-silhouette{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: grayscale(1);
  transition: transform 400ms ease;
}
.pra-root .instructor-card:hover .instructor-photo{ transform: scale(1.02); }
.pra-root .instructor-card--flip{ flex-direction: row-reverse; }
.pra-root .instructor-card{ align-items: center; gap: 36px; }
.pra-root .instructor-card--silhouette .instructor-silhouette{
  object-position: center center;
  transform: none;
}
.pra-root .instructor-meta{
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  flex: 1 1 auto;
  min-width: 0;
}
.pra-root .instructor-name{
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
  color: #ffffff;
  line-height: 1.2;
}
.pra-root .instructor-name-link{
  color: #FF8a40;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 140ms ease, color 140ms ease;
}
.pra-root .instructor-name-link:hover{
  color: #FF6000;
  border-bottom-color: #FF6000;
}
.pra-root .instructor-name-arrow{
  color: rgba(255, 96, 0, 0.75);
  font-size: 14px;
  margin-left: 2px;
}
.pra-root .instructor-nickname{
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78em;
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-left: 4px;
  font-family: var(--font-display);
}
.pra-root .instructor-inline-flags{
  display: inline-flex;
  gap: 4px;
  margin-left: 12px;
  font-size: 0.65em;
  line-height: 1;
  vertical-align: middle;
}
.pra-root .instructor-inline-flags .instructor-lang-flag{
  filter: saturate(0.92);
  opacity: 0.95;
}
.pra-root .instructor-fullname{
  color: #f0f0f0;
  font-weight: 600;
}
.pra-root .instructor-role{
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  font-weight: 600;
}
.pra-root .instructor-bio{
  font-size: 14px;
  line-height: 1.6;
  color: #d0d0d0;
  margin: 12px 0 0;
  max-width: 60ch;
}
.pra-root .instructor-lang-flag{
  display: inline-block;
  filter: saturate(0.92);
  opacity: 0.92;
  transition: opacity 140ms ease, filter 140ms ease;
  cursor: help;
}
.pra-root .instructor-card:hover .instructor-lang-flag{
  opacity: 1;
  filter: saturate(1);
}
@media (max-width: 880px){.pra-root .instructors-section{ margin: 64px 0 48px; }
.pra-root .instructors-section-title{ font-size: 26px; }
.pra-root .instructors-grid{ gap: 28px; }
.pra-root .instructor-card{
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
  }
.pra-root .instructor-card--flip{ flex-direction: column; }
.pra-root .instructor-portrait{ width: 160px; }
.pra-root .instructor-meta{ align-items: center; }
.pra-root .instructor-bio{ text-align: center; }
.pra-root .instructor-languages{ justify-content: center; }

}
@page{
  margin: 18mm 18mm 22mm 18mm;
}
@media print{.pra-root .site-header,
.pra-root .site-nav,
.pra-root .site-footer,
.pra-root .breadcrumbs-wrap,
.pra-root .breadcrumbs,
.pra-root .preview-banner,
.pra-root .preview-note-box,
.pra-root .scroll-arrows,
.pra-root .wb-toolbar,
.pra-root .wb-reset-btn,
.pra-root .landing-hero{
    display: none;
  }
.pra-root .site-main{ padding: 0; max-width: 100%; }
.pra-root .content{ max-width: 100%; }
.pra-root{ font-size: 10.5pt; color: black; }
.pra-root .content h1{ font-size: 20pt; page-break-after: avoid; }
.pra-root .content h2{ font-size: 14pt; page-break-after: avoid; margin-top: 24pt; }
.pra-root .content h3{ font-size: 12pt; page-break-after: avoid; }
.pra-root .content blockquote{ page-break-inside: avoid; }
.pra-root .content table,
.pra-root .content pre{ page-break-inside: avoid; }
.pra-root .content ul,
.pra-root .content ol{ page-break-inside: avoid; }
.pra-root a{ color: black; text-decoration: underline; }
.pra-root .quiz-pool ul li{
    background: transparent;
    border-left: 2px solid #ccc;
  }
.pra-root .quiz-pool ul li:has(> strong:last-child){
    border-left: 2px solid black;
    border-left-width: 3px;
  }
.pra-root .workbook hr{ border-top-color: #999; }
.pra-root .module-overview dl{ grid-template-columns: 160px 1fr; }

}
.pra-root .packages-library .packages-section{
  margin-top: 2.5em;
}
.pra-root .packages-library .packages-section:first-of-type{
  margin-top: 1.5em;
}
.pra-root .packages-library .packages-section-title{
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 0.4em;
  letter-spacing: -0.01em;
}
.pra-root .packages-library .packages-section-intro{
  margin-top: 0;
  margin-bottom: 1em;
  font-size: 0.95em;
  line-height: 1.5;
}
.pra-root .packages-library .packages-list{
  list-style: disc;
  padding-left: 1.3em;
}
.pra-root .packages-library .packages-list li{
  margin-bottom: 0.4em;
  line-height: 1.5;
}
.pra-root .packages-library .packages-section--instructor{
  border-top: 1px solid var(--pr-black-10, #e5e5e5);
  padding-top: 1.5em;
  margin-top: 3em;
}
.pra-root .packages-library .packages-section--instructor .packages-section-title{
  color: var(--pr-orange, #ff6000);
}
.pra-root .academy-subnav{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 20px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--pr-rule, #e5e5e5);
  background: var(--pr-bg, #fff);
  font-size: 14px;
}
.pra-root .academy-subnav a{ color: var(--pr-ink, #000); text-decoration: none; }
.pra-root .academy-subnav a:hover,
.pra-root .academy-subnav a.active,
.pra-root .academy-subnav a[aria-current]{ color: var(--pr-orange, #ff6000); }
.pra-root .academy-subnav-home{ font-weight: 700; margin-right: 8px; }
.pra-root .academy-build{
  margin: 0;
  padding: 16px 24px;
  font-size: 11px;
  color: var(--pr-ink-muted, #6b6b6b);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.pra-root.page-landing .content.landing-page p:has(> img){
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 28px 0;
}
.pra-root.page-landing .content.landing-page p:has(> img) > img{
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 6px;
  display: block;
}
.pra-root.page-landing .content.landing-page p:has(> img:only-child) > img{
  aspect-ratio: 16 / 7;
}
.pra-root.page-landing .content.landing-page li > img:first-child{
  width: 22px;
  height: 22px;
  vertical-align: -5px;
  margin-right: 8px;
}
.pra-root.page-landing .content.landing-page ul:has(> li > img:first-child){
  list-style: none;
  padding-left: 0;
}