.swiftui-course-page{--swiftui-accent: var(--qt-color-brand-primary, #0078d4);--swiftui-accent-soft: var(--qt-color-brand-background, #deecf9);--swiftui-text: var(--qt-color-text-primary, #201f1e);--swiftui-muted: var(--qt-color-text-secondary, #605e5c);--swiftui-line: var(--qt-color-border-subtle, #e1dfdd);--swiftui-surface: var(--qt-color-bg-default, #ffffff);--swiftui-surface-soft: var(--qt-color-bg-subtle, #f5f5f5);--swiftui-code-bg: #f6f8fa;--swiftui-code-border: #e1e4e8;--swiftui-code-text: #24292e;--swiftui-code-header-bg: linear-gradient(135deg, #f6f8fa 0%, #f1f3f4 100%);--swiftui-code-header-border: #d0d7de;--swiftui-code-header-label: #656d76;--swiftui-shadow: var(--qt-shadow-16, 0 3.2px 8.8px rgba(0, 0, 0, .02));min-height:100vh;padding:var(--qt-spacing-xl-1, 36px) var(--qt-spacing-large-1, 20px) var(--qt-spacing-xxl-1, 48px);background:var(--swiftui-surface-soft);color:var(--swiftui-text);font-family:var(--qt-font-family-base)}.study-guide-reader-shell .swiftui-course-page{min-height:0;padding:var(--qt-spacing-larger, 24px) var(--qt-spacing-large, 16px) var(--qt-spacing-xl, 32px);background:transparent}.swiftui-course-hero,.swiftui-course-section,.swiftui-course-footer{width:min(1160px,100%);margin:0 auto}.swiftui-course-hero{position:relative;padding:var(--qt-spacing-xl, 32px);border:1px solid var(--swiftui-line);border-radius:var(--qt-radius-card, 12px);background:var(--swiftui-surface);box-shadow:var(--swiftui-shadow);overflow:hidden}.swiftui-course-badge{display:inline-flex;align-items:center;padding:6px 12px;border-radius:var(--qt-radius-pill, 9999px);background:var(--swiftui-accent-soft);color:var(--swiftui-accent);font-size:var(--qt-font-size-small, 12px);font-weight:var(--qt-font-weight-semibold, 600);letter-spacing:.06em;text-transform:uppercase}.swiftui-course-hero h1{max-width:920px;margin:16px 0 12px;font-size:clamp(28px,4vw,44px);line-height:1.15;letter-spacing:-.02em;color:var(--swiftui-text)}.swiftui-course-summary{max-width:900px;margin:0;color:var(--swiftui-muted);font-size:var(--qt-font-size-base-plus, 16px);line-height:1.75}.swiftui-course-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.swiftui-course-meta span{padding:8px 12px;border:1px solid var(--swiftui-line);border-radius:var(--qt-radius-pill, 9999px);background:var(--swiftui-surface-soft);font-size:var(--qt-font-size-base, 14px);color:var(--swiftui-muted)}.swiftui-course-hero-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}.swiftui-course-hero-card,.swiftui-course-result-card,.swiftui-course-practice-card{padding:18px;border:1px solid var(--swiftui-line);border-radius:var(--qt-radius-xl, 12px);background:var(--swiftui-surface)}.swiftui-course-hero-card p,.swiftui-course-result-card p,.swiftui-course-practice-card p{margin:0;line-height:1.7;font-size:var(--qt-font-size-base, 14px);color:var(--swiftui-text)}.swiftui-course-section{margin-top:24px;padding:var(--qt-spacing-larger-1, 28px);border:1px solid var(--swiftui-line);border-radius:var(--qt-radius-card, 12px);background:var(--swiftui-surface);box-shadow:var(--swiftui-shadow)}.swiftui-course-section-alt{background:var(--qt-color-brand-background, #eff6fc)}.swiftui-course-section-heading span,.swiftui-course-footer span{display:inline-block;color:var(--swiftui-accent);font-size:var(--qt-font-size-small, 12px);font-weight:var(--qt-font-weight-semibold, 600);letter-spacing:.06em;text-transform:uppercase}.swiftui-course-section-heading h2,.swiftui-course-footer h2{margin:10px 0 12px;font-size:clamp(22px,3vw,32px);line-height:1.2;letter-spacing:-.02em;color:var(--swiftui-text)}.swiftui-course-section-heading p,.swiftui-course-footer p{max-width:920px;margin:0;color:var(--swiftui-muted);font-size:var(--qt-font-size-base-plus, 16px);line-height:1.75}.swiftui-course-module-list{display:grid;gap:18px;margin-top:24px}.swiftui-course-module-card{border:1px solid var(--swiftui-line);border-radius:var(--qt-radius-xl, 12px);background:var(--swiftui-surface);overflow:hidden}.swiftui-course-module-top{display:grid;grid-template-columns:72px minmax(0,1fr);gap:16px;padding:22px 22px 0}.swiftui-course-module-index,.swiftui-course-practice-index{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:var(--qt-radius-xl, 12px);background:var(--qt-button-bg-primary, var(--swiftui-accent));color:var(--qt-button-text-primary, #ffffff);font-size:18px;font-weight:var(--qt-font-weight-bold, 700);letter-spacing:.02em}.swiftui-course-module-top h3{margin:0 0 6px;font-size:var(--qt-font-size-section-header, 20px);line-height:1.35;color:var(--swiftui-text)}.swiftui-course-module-top p,.swiftui-course-module-body p{margin:0;color:var(--swiftui-muted);line-height:1.7;font-size:var(--qt-font-size-base, 14px)}.swiftui-course-module-body{padding:18px 22px 22px}.swiftui-course-label{margin-bottom:6px!important;color:var(--swiftui-text)!important;font-weight:var(--qt-font-weight-semibold, 600);font-size:var(--qt-font-size-small, 12px);text-transform:uppercase;letter-spacing:.04em}.swiftui-course-bullets{display:grid;gap:10px;margin-top:14px}.swiftui-course-bullet{padding:12px 14px;border-radius:var(--qt-radius-larger, 8px);background:var(--swiftui-surface-soft);border:1px solid var(--swiftui-line);color:var(--swiftui-text);line-height:1.65;font-size:var(--qt-font-size-base, 14px)}.swiftui-course-code-wrap{margin-top:18px;border-radius:var(--qt-radius-larger, 8px);overflow:hidden;background:var(--swiftui-code-bg);border:1px solid var(--swiftui-code-border);box-shadow:0 1px 2px #0000000a}.swiftui-course-code-title{padding:10px 14px;border-bottom:1px solid var(--swiftui-code-header-border);background:var(--swiftui-code-header-bg);color:var(--swiftui-code-header-label);font-size:11px;font-weight:var(--qt-font-weight-semibold, 600);letter-spacing:.06em;text-transform:uppercase}.swiftui-course-page pre.swiftui-course-code{margin:0;padding:0;overflow-x:auto;-moz-tab-size:2;tab-size:2;background:transparent;border:none;border-radius:0}.swiftui-course-page pre.swiftui-course-code code.hljs{display:block;width:100%;margin:0;padding:16px 18px!important;overflow-x:auto;white-space:pre;border:none!important;border-radius:0!important;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,Courier,monospace!important;font-size:13px!important;line-height:1.65!important;font-weight:var(--qt-font-weight-normal, 400)!important}.swiftui-course-page .hljs-keyword{color:#d73a49!important}.swiftui-course-page .hljs-string{color:#032f62!important}.swiftui-course-page .hljs-comment{color:#6a737d!important;font-style:italic!important}.swiftui-course-page .hljs-number{color:#005cc5!important}.swiftui-course-page .hljs-function .hljs-title,.swiftui-course-page .hljs-title.class_{color:#6f42c1!important}.swiftui-course-page .hljs-variable{color:#24292e!important}.swiftui-course-page .hljs-property{color:#005cc5!important}.swiftui-course-page .hljs-operator{color:#d73a49!important}.swiftui-course-page .hljs-punctuation{color:#24292e!important}.swiftui-course-page .hljs-built_in{color:#e36209!important}.swiftui-course-page .hljs-regexp{color:#032f62!important}.swiftui-course-results-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}.swiftui-course-practice-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px}.swiftui-course-practice-card{display:grid;grid-template-columns:56px minmax(0,1fr);gap:14px;align-items:start}.swiftui-course-footer{margin-top:24px;padding:var(--qt-spacing-larger-1, 28px);border:1px solid var(--swiftui-line);border-radius:var(--qt-radius-card, 12px);background:var(--swiftui-surface);box-shadow:var(--swiftui-shadow)}.swiftui-course-footer p+p{margin-top:12px}@media (max-width: 960px){.swiftui-course-page{padding:20px 12px 40px}.study-guide-reader-shell .swiftui-course-page{padding:16px 12px 28px}.swiftui-course-hero,.swiftui-course-section,.swiftui-course-footer{padding:20px 16px}.swiftui-course-hero-grid,.swiftui-course-results-grid,.swiftui-course-practice-list,.swiftui-course-module-top,.swiftui-course-practice-card{grid-template-columns:1fr}.swiftui-course-module-index,.swiftui-course-practice-index{width:48px;height:48px;font-size:16px}.swiftui-course-module-top h3{font-size:var(--qt-font-size-large, 18px)}.swiftui-course-page pre.swiftui-course-code code.hljs{font-size:12px!important;padding:14px!important}}html[data-theme=dark] .swiftui-course-page{--swiftui-text: var(--qt-color-text-primary, #e2e8f0);--swiftui-muted: var(--qt-color-text-secondary, #94a3b8);--swiftui-line: #334155;--swiftui-surface: #111827;--swiftui-surface-soft: #0f172a;--swiftui-code-bg: #0b1220;--swiftui-code-border: #334155;--swiftui-code-text: #e2e8f0;--swiftui-code-header-bg: linear-gradient(135deg, #111827 0%, #0f172a 100%);--swiftui-code-header-border: #334155;--swiftui-code-header-label: #94a3b8;background:var(--swiftui-surface-soft)}html[data-theme=dark] .study-guide-reader-shell .swiftui-course-page{background:transparent}html[data-theme=dark] .swiftui-course-section-alt{background:#0078d414}html[data-theme=dark] .swiftui-course-badge{background:#0078d433;color:#7dd3fc}html[data-theme=dark] .swiftui-course-module-index,html[data-theme=dark] .swiftui-course-practice-index{background:var(--qt-color-brand-primary, #0078d4);color:#fff}html[data-theme=dark] .swiftui-course-page pre.swiftui-course-code code.hljs{background:#0b1220!important;color:#e2e8f0!important}html[data-theme=dark] .swiftui-course-page .hljs-keyword,html[data-theme=dark] .swiftui-course-page .hljs-operator{color:#f472b6!important}html[data-theme=dark] .swiftui-course-page .hljs-string,html[data-theme=dark] .swiftui-course-page .hljs-regexp{color:#fcd34d!important}html[data-theme=dark] .swiftui-course-page .hljs-comment{color:#94a3b8!important}html[data-theme=dark] .swiftui-course-page .hljs-number,html[data-theme=dark] .swiftui-course-page .hljs-property,html[data-theme=dark] .swiftui-course-page .hljs-symbol{color:#7dd3fc!important}html[data-theme=dark] .swiftui-course-page .hljs-function .hljs-title,html[data-theme=dark] .swiftui-course-page .hljs-title.class_,html[data-theme=dark] .swiftui-course-page .hljs-attr{color:#c4b5fd!important}html[data-theme=dark] .swiftui-course-page .hljs-variable,html[data-theme=dark] .swiftui-course-page .hljs-punctuation{color:#e2e8f0!important}html[data-theme=dark] .swiftui-course-page .hljs-built_in,html[data-theme=dark] .swiftui-course-page .hljs-tag{color:#86efac!important}