/* Theme Name: PhotographyIcon Theme URI: https://photographyicon.com Author: Duncan Rawlinson Author URI: https://photographyicon.com/about/ Description: A minimal, high-performance theme for photography education. Optimized for speed, AdSense, and readability. Version: 1.0.0 Requires at least: 6.0 Tested up to: 6.7 Requires PHP: 8.0 License: GNU General Public License v2 or later License URI: https://www.gnu.org/licenses/gpl-2.0.html Text Domain: photographyicon */ /* Keyboard focus styles - WCAG 2.1 AA compliant (Base reset, variables, fonts, header/nav are in critical.css inlined in ) */ :focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; border-radius: 2px; } a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; } /* Typography, layout, header, and nav are in critical.css. Remaining styles below start with Content section. */ /* ========================================================================== Content ========================================================================== */ .entry-header { margin-bottom: var(--space-lg); } .entry-title { font-size: clamp(1.75rem, 5vw, 2.5rem); margin-bottom: var(--space-xs); } .entry-meta { font-family: var(--font-ui); font-size: 0.875rem; color: var(--color-text-muted); } .entry-content { font-size: 1.0625rem; } /* A11y: underline body content links so they are distinguishable from surrounding text without relying on color alone. Scoped to .entry-content so it does not affect nav, cards, or buttons. */ .entry-content a { text-decoration: underline; text-underline-offset: 3px; } .entry-content .wp-block-button__link, .entry-content .wp-element-button, .entry-content a.btn { text-decoration: none; } .entry-content h2 { margin-top: var(--space-2xl); } .entry-content h3 { margin-top: var(--space-xl); } .entry-content ul, .entry-content ol { margin: 0 0 var(--space-md); padding-left: var(--space-md); } .entry-content li { margin-bottom: var(--space-xs); } .entry-content blockquote { border-left: 4px solid var(--color-accent); background: var(--color-accent-light); padding: var(--space-md) var(--space-lg); margin: var(--space-lg) 0; border-radius: 0 var(--radius) var(--radius) 0; font-style: italic; } .entry-content img { border-radius: var(--radius); margin: var(--space-md) 0; } /* ========================================================================== Cards ========================================================================== */ .card { background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-lg); transition: border-color 0.2s; } .card:hover { border-color: var(--color-accent); } .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-md); } /* ========================================================================== Buttons: override WP core classic-themes.min.css (9999px pill radius) ========================================================================== */ .btn, a.wp-block-button__link, .wp-block-button a.wp-block-button__link, .wp-block-button .wp-element-button, .wp-block-button.is-style-outline a.wp-block-button__link, .entry-content .wp-block-button__link { display: inline-block; font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; padding: 0.75rem 1.75rem; border-radius: var(--radius) !important; background: var(--color-accent) !important; color: #fff !important; border: 2px solid var(--color-accent) !important; cursor: pointer; transition: background 0.2s, border-color 0.2s; white-space: nowrap; text-decoration: none; line-height: 1.4; } .btn:hover, a.wp-block-button__link:hover, .wp-block-button a.wp-block-button__link:hover, .wp-block-button .wp-element-button:hover, .entry-content .wp-block-button__link:hover { background: var(--color-accent-hover) !important; border-color: var(--color-accent-hover) !important; color: #fff !important; } .btn-outline, .is-style-outline > a.wp-block-button__link, .entry-content .is-style-outline .wp-block-button__link { background: transparent !important; border: 2px solid var(--color-accent) !important; /* A11y: darker accent for text on white passes WCAG AA */ color: var(--color-accent-hover) !important; } .btn-outline:hover, .is-style-outline > a.wp-block-button__link:hover, .entry-content .is-style-outline .wp-block-button__link:hover { background: var(--color-accent) !important; color: #fff !important; } /* ========================================================================== Footer ========================================================================== */ .site-footer { background: var(--color-footer-bg); color: rgba(255,255,255,0.9); padding: var(--space-2xl) 0 var(--space-lg); margin-top: auto; position: relative; } .site-footer::before { content: ''; position: absolute; top: -24px; left: 0; width: 100%; height: 24px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 24' preserveAspectRatio='none'%3E%3Cpath d='M0 24V8Q360 0 720 8T1440 8V24z' fill='%231e293b'/%3E%3C/svg%3E") no-repeat bottom center; background-size: 100% 24px; } .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(14rem, 100%), 1fr)); gap: var(--space-xl); margin-bottom: var(--space-xl); } .footer-about { grid-column: 1 / -1; } .footer-about h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; color: #fff; margin-bottom: var(--space-sm); } .footer-about p { color: rgba(255,255,255,0.7); font-size: 0.9375rem; line-height: 1.6; margin: 0; } .footer-widget h3 { font-family: var(--font-ui); font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.6); margin-bottom: var(--space-sm); } .footer-widget ul { list-style: none; margin: 0; padding: 0; } .footer-widget li { margin-bottom: var(--space-xs); } .footer-widget a { color: rgba(255,255,255,0.8); font-size: 0.9375rem; position: relative; display: inline; } .footer-widget a::after { content: ''; position: absolute; bottom: -1px; left: 0; width: 0; height: 1px; background: var(--color-accent-light); transition: width 0.2s; } .footer-widget a:hover { color: var(--color-accent-light); } .footer-widget a:hover::after { width: 100%; } /* Legacy support for WordPress widget areas */ .footer-widgets { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-xl); margin-bottom: var(--space-xl); } .site-info { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-sm); padding-top: var(--space-lg); border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.875rem; color: rgba(255,255,255,0.6); } .site-info a { color: rgba(255,255,255,0.75); text-decoration: none; } .site-info a:hover { color: var(--color-accent-light); } /* ========================================================================== Quiz Styles (AYS Quiz Maker) ========================================================================== */ .ays-quiz-container { font-family: var(--font-body); } .ays_quiz_question { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; } .ays-quiz-container .ays_answer { border-radius: var(--radius); border: 1px solid var(--color-border); transition: border-color 0.2s, background 0.2s; } .ays-quiz-container .ays_answer:hover { border-color: var(--color-accent); background: var(--color-accent-light); } /* ========================================================================== Gutenberg Block Overrides ========================================================================== */ /* Video and oEmbed embeds */ .wp-block-embed { margin: var(--space-lg) 0; } .wp-block-embed__wrapper { position: relative; width: 100%; } /* Responsive 16:9 aspect ratio for video embeds */ .wp-block-embed-youtube .wp-block-embed__wrapper, .wp-block-embed-vimeo .wp-block-embed__wrapper, .wp-block-embed-dailymotion .wp-block-embed__wrapper, .wp-block-embed-videopress .wp-block-embed__wrapper, .wp-has-aspect-ratio .wp-block-embed__wrapper { position: relative; padding-bottom: 56.25%; /* 16:9 */ height: 0; overflow: hidden; } .wp-block-embed-youtube .wp-block-embed__wrapper iframe, .wp-block-embed-vimeo .wp-block-embed__wrapper iframe, .wp-block-embed-dailymotion .wp-block-embed__wrapper iframe, .wp-block-embed-videopress .wp-block-embed__wrapper iframe, .wp-has-aspect-ratio .wp-block-embed__wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: var(--radius); } /* Fallback for plain iframes in content */ .entry-content iframe[src*="youtube"], .entry-content iframe[src*="vimeo"] { max-width: 100%; border-radius: var(--radius); } /* Figure wrapper for embeds */ .wp-block-embed figcaption { margin-top: var(--space-sm); font-size: 0.875rem; color: var(--color-text-muted); text-align: center; } /* Wide and full-width block alignment support */ .entry-content .alignwide { max-width: calc(var(--container-max) - var(--space-md) * 2); margin-left: auto; margin-right: auto; width: 100%; } .entry-content .alignfull { max-width: 100vw; margin-left: calc(50% - 50vw); width: 100vw; position: relative; } /* Front-page specific: allow full-width blocks to break container */ .front-page .entry-content .alignfull { margin-left: calc(-50vw + 50%); margin-right: calc(-50vw + 50%); max-width: 100vw; width: 100vw; } .wp-block-columns { gap: var(--space-md); } .wp-block-column, .wp-block-column.is-layout-flow { background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-lg); display: flex !important; flex-direction: column; align-items: center; text-align: center; } /* Push button groups to bottom of column cards */ .wp-block-column .wp-block-buttons { margin-top: auto; } .wp-block-cover { min-height: 400px; } .wp-block-cover h1, .wp-block-cover h2 { font-family: var(--font-display); color: #fff; } /* ========================================================================== Utilities ========================================================================== */ .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; } .text-center { text-align: center; } .mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; } /* ========================================================================== Breadcrumbs ========================================================================== */ .breadcrumbs { font-family: var(--font-ui); font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: var(--space-sm); padding: var(--space-xs) 0; } .breadcrumbs a { color: var(--color-text-muted); text-decoration: none; } .breadcrumbs a:hover { color: var(--color-accent); } .breadcrumb-sep { margin: 0 0.4rem; color: var(--color-border); } .breadcrumb-current { color: var(--color-text); font-weight: 500; } /* ========================================================================== Reading Time ========================================================================== */ .reading-time { display: inline-block; font-family: var(--font-ui); font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: var(--space-sm); } .updated-date { color: var(--color-text-light, #666); } .meta-sep { margin: 0 0.15em; color: var(--color-text-light, #666); } /* ========================================================================== Search Results ========================================================================== */ .search-query { color: var(--color-accent); font-style: italic; } .search-result-count { font-family: var(--font-ui); font-size: 0.9375rem; color: var(--color-text-muted); margin-bottom: var(--space-lg); } mark.search-highlight { background: var(--color-accent-light); color: var(--color-text); padding: 0.1em 0.25em; border-radius: 2px; } .post-type-label { display: inline-block; font-family: var(--font-ui); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; padding: 0.15em 0.5em; border-radius: 3px; background: var(--color-bg); color: var(--color-text-muted); border: 1px solid var(--color-border); vertical-align: middle; margin-right: var(--space-xs); } /* ========================================================================== No Results Fallback ========================================================================== */ .no-results-title { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: var(--space-sm); } .no-results-suggestions { margin-top: var(--space-xl); padding-top: var(--space-lg); border-top: 1px solid var(--color-border); } .no-results-suggestions h3 { font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; color: var(--color-text-secondary); margin-bottom: var(--space-sm); } .no-results-links { list-style: none; margin: 0; padding: 0; } .no-results-links li { margin-bottom: var(--space-xs); } .no-results-links a { font-size: 0.9375rem; color: var(--color-link); } .no-results-links a:hover { color: var(--color-accent); } /* ========================================================================== 404 Error Page ========================================================================== */ .error-message { font-size: 1.0625rem; color: var(--color-text-secondary); margin-bottom: var(--space-lg); } .error-search { max-width: 500px; margin-bottom: var(--space-xl); } .error-section-title { font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; color: var(--color-text-secondary); margin-bottom: var(--space-sm); } .error-suggestions { margin-top: var(--space-lg); } .error-links { list-style: none; margin: 0; padding: 0; } .error-links li { margin-bottom: var(--space-xs); } .error-links a { font-size: 0.9375rem; color: var(--color-link); } .error-links a:hover { color: var(--color-accent); } /* ========================================================================== CSS Containment (Performance) ========================================================================== */ .site-header { contain: layout style; } .entry-content { contain: content; } .footer-widgets { contain: layout style; } /* ========================================================================== Continue Learning - Related Content ========================================================================== */ .continue-learning { margin-top: var(--space-2xl); padding-top: var(--space-xl); border-top: 1px solid var(--color-border); } .continue-learning-title { font-family: var(--font-display); font-size: 1.5rem; margin-bottom: var(--space-lg); margin-top: 0; color: var(--color-text); } .related-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-md); } .related-card { display: flex; flex-direction: column; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; text-decoration: none; transition: border-color 0.2s; } .related-card:hover { border-color: var(--color-accent); color: inherit; } .related-card-content { padding: var(--space-md); flex: 1; display: flex; flex-direction: column; } .related-card-title { font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; margin: 0 0 var(--space-xs); color: var(--color-text); line-height: 1.4; } .related-card-excerpt { font-size: 0.9375rem; color: var(--color-text-muted); margin: 0; line-height: 1.5; } /* Content tables. Many have more columns than fit narrow viewports, so let the table itself scroll horizontally instead of blowing out the parent. */ .entry-content table, .entry-content .wp-block-table table { display: block; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; } .entry-content .wp-block-table { overflow-x: auto; max-width: 100%; } /* Continue Learning Grid */ .continue-learning-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr)); gap: var(--space-md); } /* ========================================================================== Table of Contents - Sticky Sidebar ========================================================================== */ /* Layout wrapper for content with TOC */ .content-with-toc { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-lg); } @media (min-width: 1100px) { .content-with-toc { grid-template-columns: minmax(0, 1fr) 220px; max-width: calc(var(--content-max) + 260px); margin: 0 auto; } } /* TOC Navigation */ .toc { background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-md); font-family: var(--font-ui); } /* Desktop: Sticky sidebar */ @media (min-width: 1100px) { .toc { position: sticky; top: calc(70px + var(--space-md)); align-self: start; max-height: calc(100vh - 100px); overflow-y: auto; } .toc-toggle { cursor: default; pointer-events: none; } .toc-chevron { display: none; } } /* TOC Toggle Button */ .toc-toggle { display: flex; align-items: center; justify-content: space-between; width: 100%; background: none; border: none; padding: 0; margin-bottom: var(--space-sm); cursor: pointer; font-family: inherit; } .toc-title { font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-muted); } .toc-chevron { transition: transform 0.2s; color: var(--color-text-muted); } .toc-toggle[aria-expanded="false"] .toc-chevron { transform: rotate(-90deg); } /* TOC List */ .toc-list { list-style: none; margin: 0; padding: 0; counter-reset: toc-counter; } .toc-list.is-collapsed { display: none; } @media (min-width: 1100px) { .toc-list.is-collapsed { display: block; } } .toc-item { margin-bottom: 0; counter-increment: toc-counter; } .toc-link { display: block; padding: var(--space-xs) 0; font-size: 0.875rem; color: var(--color-text-secondary); text-decoration: none; border-left: 2px solid transparent; padding-left: var(--space-sm); transition: color 0.2s, border-color 0.2s; line-height: 1.4; } .toc-link:hover { color: var(--color-accent); } .toc-link.is-active { color: var(--color-accent); border-left-color: var(--color-accent); font-weight: 500; } /* Mobile: collapsible inline TOC */ @media (max-width: 1099px) { .toc { margin-bottom: var(--space-lg); } .toc-toggle { cursor: pointer; pointer-events: auto; } .toc-chevron { display: block; } /* Hide sidebar TOC on mobile */ .toc-sidebar-wrapper { display: none; } } /* Desktop: the single inline TOC stays at the top of the article. The sidebar wrapper is now used only for Related Guides (no duplicate TOC). */ @media (min-width: 1100px) { .toc-sidebar-wrapper { display: block; } } /* ========================================================================== Sidebar - Popular Guides Widget ========================================================================== */ .sidebar-popular { display: none; } @media (min-width: 1100px) { .sidebar-popular { display: block; margin-top: var(--space-lg); padding-top: var(--space-md); border-top: 1px solid var(--color-border); font-family: var(--font-ui); } } .sidebar-popular-title { font-family: var(--font-ui); font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-muted); margin: 0 0 var(--space-sm) 0; } .sidebar-popular ul { list-style: none; margin: 0; padding: 0; } .sidebar-popular li { margin-bottom: 0.375rem; } .sidebar-popular a { display: block; font-size: 0.8125rem; color: var(--color-text-secondary); padding: 0.25rem 0; transition: color 0.15s; text-decoration: none; } .sidebar-popular a:hover { color: var(--color-accent); } /* ========================================================================== Explore by Topic ========================================================================== */ .explore-topics { margin-top: var(--space-2xl); padding-top: var(--space-xl); border-top: 1px solid var(--color-border); text-align: center; } .explore-topics-title { font-family: var(--font-display); font-size: 1.5rem; margin: 0 0 var(--space-lg) 0; color: var(--color-text); } .explore-topics-links { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-xs); } .explore-topics-links a { display: inline-block; font-family: var(--font-ui); font-size: 0.875rem; font-weight: 500; color: var(--color-text-secondary); background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: 100px; padding: 0.375rem 1rem; text-decoration: none; transition: border-color 0.15s, color 0.15s, background 0.15s; } .explore-topics-links a:hover { color: var(--color-accent); border-color: var(--color-accent); background: var(--color-accent-light); } /* ========================================================================== Front Page - Homepage Sections ========================================================================== */ /* Hero */ .fp-hero { background: linear-gradient(135deg, #1e293b 0%, #2d3a4a 60%, #3b2f20 100%); padding: var(--space-2xl) 0; text-align: center; position: relative; overflow: hidden; } .fp-hero::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 320px; height: 320px; border-radius: 50%; border: 1.5px solid rgba(255,255,255,0.06); box-shadow: inset 0 0 80px rgba(217,119,6,0.06); pointer-events: none; } .fp-hero-inner { max-width: 720px; margin: 0 auto; position: relative; z-index: 1; } .fp-hero-title { font-family: var(--font-display); font-size: clamp(2rem, 6vw, 3.25rem); font-weight: 700; color: #fff; line-height: 1.15; margin-bottom: var(--space-md); letter-spacing: -0.02em; } .fp-hero-sub { font-size: clamp(1rem, 2.5vw, 1.25rem); color: rgba(255,255,255,0.8); margin-bottom: var(--space-lg); line-height: 1.6; } .fp-hero-cta { display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; } .btn-outline-light { border-color: rgba(255,255,255,0.5) !important; color: #fff !important; background: transparent !important; } .btn-outline-light:hover { border-color: #fff !important; background: rgba(255,255,255,0.1) !important; color: #fff !important; } /* Stats Bar A11y: use darker accent so white labels pass WCAG AA contrast. */ .fp-stats { background: var(--color-accent-hover); padding: var(--space-md) 0; } .fp-stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(12rem, 100%), 1fr)); gap: var(--space-sm); text-align: center; } .fp-stat-num { display: block; font-family: var(--font-display); font-size: clamp(1.25rem, 4vw, 1.75rem); font-weight: 700; color: #fff; line-height: 1.2; } .fp-stat-label { display: block; font-family: var(--font-ui); font-size: clamp(0.75rem, 2vw, 0.8125rem); color: rgba(255,255,255,0.85); text-transform: uppercase; letter-spacing: 0.08em; } /* Sections */ .fp-section { padding: var(--space-2xl) 0; } .fp-section-alt { background: var(--color-bg-card); } .fp-section-title { font-family: var(--font-display); font-size: clamp(1.5rem, 4vw, 2rem); text-align: center; margin-bottom: var(--space-xs); margin-top: 0; } .fp-section-sub { text-align: center; color: var(--color-text-secondary); max-width: 600px; margin: 0 auto var(--space-xl); font-size: 1.125rem; } .fp-section-more { text-align: center; margin-top: var(--space-xl); } /* Course Cards */ .fp-courses-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-md); } .fp-course-card { display: flex; flex-direction: column; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-lg); text-decoration: none; transition: border-color 0.2s; } .fp-course-card:hover { border-color: var(--color-accent); } .fp-course-badge { display: inline-block; font-family: var(--font-ui); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; background: var(--color-accent-light); /* A11y: darker accent for text on light background passes WCAG AA */ color: var(--color-accent-hover); padding: 0.25rem 0.75rem; border-radius: 100px; margin-bottom: var(--space-sm); align-self: flex-start; } .fp-course-title { font-family: var(--font-display); font-size: 1.375rem; color: var(--color-text); margin-bottom: var(--space-xs); } .fp-course-desc { font-size: 0.9375rem; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: var(--space-md); flex: 1; } .fp-course-link { font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; /* A11y: darker accent for text on white passes WCAG AA */ color: var(--color-accent-hover); } .fp-course-card:hover .fp-course-link { color: var(--color-accent-hover); } /* Topics Grid */ .fp-topics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-sm); } .fp-topic-card { display: flex; align-items: flex-end; min-height: 120px; padding: var(--space-md); border-radius: var(--radius-lg); text-decoration: none; background: linear-gradient(135deg, #334155, #475569); position: relative; overflow: hidden; } .fp-topic-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%); } .fp-topic-card::after { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient( 45deg, transparent, transparent 10px, rgba(255,255,255,0.03) 10px, rgba(255,255,255,0.03) 11px ); pointer-events: none; } .fp-topic-card:hover { opacity: 0.9; } .fp-topic-name { position: relative; font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; color: #fff; z-index: 1; } /* Topic card accent colors. Each gradient matches the subject matter. */ .fp-topic-portrait { background: linear-gradient(135deg, #7c3aed, #a78bfa); } .fp-topic-landscape { background: linear-gradient(135deg, #059669, #34d399); } .fp-topic-street { background: linear-gradient(135deg, #475569, #94a3b8); } .fp-topic-night { background: linear-gradient(135deg, #1e293b, #475569); } .fp-topic-wedding { background: linear-gradient(135deg, #be185d, #f472b6); } .fp-topic-macro { background: linear-gradient(135deg, #0d9488, #5eead4); } .fp-topic-wildlife { background: linear-gradient(135deg, #92400e, #d97706); } .fp-topic-food { background: linear-gradient(135deg, #dc2626, #f87171); } .fp-topic-travel { background: linear-gradient(135deg, #0369a1, #38bdf8); } .fp-topic-product { background: linear-gradient(135deg, #6d28d9, #a78bfa); } .fp-topic-drone { background: linear-gradient(135deg, #0284c7, #38bdf8); } .fp-topic-real-estate { background: linear-gradient(135deg, #7c2d12, #ea580c); } .fp-topic-aerial { background: linear-gradient(135deg, #0ea5e9, #7dd3fc); } .fp-topic-alt-processes { background: linear-gradient(135deg, #78350f, #b45309); } .fp-topic-architectural { background: linear-gradient(135deg, #334155, #64748b); } .fp-topic-boudoir { background: linear-gradient(135deg, #9f1239, #fb7185); } .fp-topic-children { background: linear-gradient(135deg, #ca8a04, #fde047); } .fp-topic-cyanotype { background: linear-gradient(135deg, #155e75, #22d3ee); } .fp-topic-documentary { background: linear-gradient(135deg, #1e3a8a, #60a5fa); } .fp-topic-group { background: linear-gradient(135deg, #b45309, #fbbf24); } .fp-topic-instant-film { background: linear-gradient(135deg, #b45309, #fde68a); } .fp-topic-motorsport { background: linear-gradient(135deg, #991b1b, #f87171); } .fp-topic-nature { background: linear-gradient(135deg, #166534, #4ade80); } .fp-topic-night-street { background: linear-gradient(135deg, #312e81, #818cf8); } .fp-topic-pet { background: linear-gradient(135deg, #a16207, #fbbf24); } .fp-topic-pinhole { background: linear-gradient(135deg, #27272a, #71717a); } .fp-topic-storm { background: linear-gradient(135deg, #1f2937, #facc15); } .fp-topic-surf { background: linear-gradient(135deg, #0e7490, #67e8f9); } .fp-topic-underwater-gear { background: linear-gradient(135deg, #164e63, #06b6d4); } /* Guides List */ .fp-guides-grid { max-width: 700px; margin: 0 auto; } .fp-guide-item { display: flex; align-items: center; justify-content: space-between; padding: var(--space-sm) var(--space-md); min-height: 48px; border-bottom: 1px solid var(--color-border); border-left: 3px solid transparent; text-decoration: none; transition: background 0.15s, border-color 0.2s, padding-left 0.2s; } .fp-guide-item:first-child { border-top: 1px solid var(--color-border); } .fp-guide-item:hover { background: var(--color-bg-card); border-left-color: var(--color-accent); padding-left: calc(var(--space-md) + 4px); } .fp-guide-title { font-family: var(--font-body); font-size: 1rem; color: var(--color-text); font-weight: 500; } .fp-guide-arrow { color: var(--color-text-muted); font-size: 1.125rem; flex-shrink: 0; margin-left: var(--space-sm); } .fp-guide-item:hover .fp-guide-arrow { color: var(--color-accent); } /* Two-column guides layout */ .fp-guides-grid-2col { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr)); gap: 0 var(--space-xl); max-width: 900px; } /* Tools Grid */ .fp-tools-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr)); gap: 0 var(--space-xl); max-width: 900px; margin: 0 auto; } .fp-tool-item { display: flex; align-items: center; justify-content: space-between; padding: var(--space-sm) var(--space-md); min-height: 48px; border-bottom: 1px solid var(--color-border); border-left: 3px solid transparent; text-decoration: none; transition: background 0.15s, border-color 0.2s, padding-left 0.2s; } .fp-tool-item:first-child, .fp-tool-item:nth-child(2) { border-top: 1px solid var(--color-border); } .fp-tool-item:hover { background: var(--color-bg-card); border-left-color: var(--color-accent); padding-left: calc(var(--space-md) + 4px); } /* Links Grid (lighting, gear sections) */ .fp-links-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr)); gap: 0 var(--space-xl); max-width: 900px; margin: 0 auto; } .fp-link-item { display: flex; align-items: center; justify-content: space-between; padding: var(--space-sm) var(--space-md); min-height: 48px; border-bottom: 1px solid var(--color-border); border-left: 3px solid transparent; text-decoration: none; transition: background 0.15s, border-color 0.2s, padding-left 0.2s; } .fp-link-item:first-child, .fp-link-item:nth-child(2) { border-top: 1px solid var(--color-border); } .fp-link-item:hover { background: var(--color-bg-card); border-left-color: var(--color-accent); padding-left: calc(var(--space-md) + 4px); } .fp-link-item:hover .fp-guide-arrow { color: var(--color-accent); } /* Quiz Promo */ .fp-quiz-inner { text-align: center; max-width: 600px; margin: 0 auto; } /* Latest Grid - reuses related-cards styles */ .fp-latest-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-md); } /* ========================================================================== Topics Hub Page ========================================================================== */ /* Hero - simpler than homepage hero */ .tp-hero { background: linear-gradient(135deg, #1e293b 0%, #2d3a4a 50%, #1a2e1a 100%); padding: var(--space-lg) 0; text-align: center; } /* Topics page: tighten up the stack so 21 sections are manageable */ .topics-page .fp-section { padding: var(--space-lg) 0; } /* Subtler alt background instead of the punchy strip pattern */ .topics-page .fp-section-alt { background: transparent; border-top: 1px solid var(--color-border); } .topics-page .fp-section-title { font-size: clamp(1.2rem, 2.5vw, 1.5rem); margin-bottom: 0.25rem; } .topics-page .fp-section-sub { font-size: 0.95rem; margin-bottom: 1rem; color: var(--color-text-muted, #666); } .tp-hero-title { font-family: var(--font-display); font-size: clamp(1.75rem, 5vw, 2.75rem); font-weight: 700; color: #fff; line-height: 1.2; margin: 0 0 var(--space-sm); } .tp-hero-sub { font-size: clamp(1rem, 2.5vw, 1.15rem); color: rgba(255,255,255,0.8); max-width: 640px; margin: 0 auto; line-height: 1.6; } /* Quick Reference Cards */ .tp-ref-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-md); max-width: 960px; margin: 0 auto; } /* Category cards on /topics/: 3-column grid on desktop, wrapping on narrow screens */ .tp-category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0.75rem; } .tp-category-card { display: block; padding: 1rem 1.25rem; background: var(--color-bg-card); border: 1px solid var(--color-border); border-left: 3px solid var(--color-accent); border-radius: var(--radius-md); text-decoration: none; color: inherit; transition: border-color 0.15s, background 0.15s; } .tp-category-card:hover { border-color: var(--color-accent); background: var(--color-bg); } .tp-category-card h3 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; margin: 0 0 0.25rem 0; color: var(--color-text); } .tp-category-card p { font-size: 0.85rem; color: var(--color-text-muted, #666); margin: 0; line-height: 1.4; } .tp-see-all { margin-left: 0.4rem; font-size: 0.85rem; color: var(--color-accent); text-decoration: none; white-space: nowrap; } .tp-see-all:hover { text-decoration: underline; } .tp-ref-card { display: flex; flex-direction: column; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-lg); text-decoration: none; transition: border-color 0.2s; } .tp-ref-card:hover { border-color: var(--color-accent); } .tp-ref-badge { display: inline-block; font-family: var(--font-ui); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; background: var(--color-accent-light); color: var(--color-accent); padding: 0.25rem 0.75rem; border-radius: 100px; margin-bottom: var(--space-sm); align-self: flex-start; } .tp-ref-title { font-family: var(--font-display); font-size: 1.25rem; color: var(--color-text); margin-bottom: var(--space-xs); } .tp-ref-desc { font-size: 0.9375rem; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: var(--space-md); flex: 1; } .tp-ref-link { font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; color: var(--color-accent); } .tp-ref-card:hover .tp-ref-link { color: var(--color-accent-hover); } /* ========================================================================== Print Styles ========================================================================== */ /* ========================================================================== Lesson Navigation ========================================================================== */ .lesson-nav { margin-top: var(--space-2xl); padding: var(--space-lg); background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); } .lesson-nav-progress { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-xs) var(--space-md); margin-bottom: var(--space-md); padding-bottom: var(--space-md); border-bottom: 1px solid var(--color-border); } .lesson-nav-label { font-family: var(--font-ui); font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-muted); } .lesson-nav-indicator { font-family: var(--font-ui); font-size: 0.875rem; color: var(--color-text-secondary); } .lesson-nav-indicator strong { /* A11y: darker accent for text on white passes WCAG AA */ color: var(--color-accent-hover); } /* Progress bar */ .lesson-progress-bar { width: 100%; height: 4px; background: var(--color-border); border-radius: 2px; margin-top: var(--space-sm); overflow: hidden; } .lesson-progress-fill { height: 100%; background: var(--color-accent); border-radius: 2px; transition: width 0.3s ease; } /* Lesson selector dropdown */ .lesson-nav-selector { display: flex; align-items: center; gap: var(--space-sm); margin-bottom: var(--space-lg); } .lesson-nav-selector label { font-family: var(--font-ui); font-size: 0.875rem; font-weight: 500; color: var(--color-text-secondary); white-space: nowrap; } .lesson-select { flex: 1 1 0; min-width: 0; max-width: 100%; font-family: var(--font-ui); font-size: 0.9375rem; padding: 0.625rem var(--space-sm); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); color: var(--color-text); cursor: pointer; transition: border-color 0.2s; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234a4a4a' d='M2 4l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2rem; } .lesson-select:hover, .lesson-select:focus { border-color: var(--color-accent); outline: none; } .lesson-select option { padding: 0.5rem; } /* Navigation buttons */ .lesson-nav-buttons { display: flex; flex-wrap: wrap; gap: var(--space-sm); } .lesson-nav-btn { flex: 1 1 14rem; display: flex; align-items: center; justify-content: center; gap: var(--space-xs); padding: 0.875rem var(--space-md); font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; text-decoration: none; border-radius: var(--radius); transition: all 0.2s; } .lesson-nav-btn-prev { background: var(--color-bg); border: 1px solid var(--color-border); color: var(--color-text-secondary); } .lesson-nav-btn-prev:hover { background: var(--color-bg-card); border-color: var(--color-accent); /* A11y: darker accent for text on white passes WCAG AA */ color: var(--color-accent-hover); } .lesson-nav-btn-next { background: var(--color-accent); border: 1px solid var(--color-accent); color: #fff; } .lesson-nav-btn-next:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); color: #fff; } .lesson-nav-btn.is-disabled { /* A11y: keep disabled state visible enough to read the label. opacity .6 + explicit muted text color is more legible than .3-.5. */ opacity: 0.6; color: var(--color-text-secondary); pointer-events: none; } /* Arrow icons */ .lesson-nav-arrow { width: 16px; height: 16px; flex-shrink: 0; } /* Course overview link */ .lesson-nav-overview { display: block; text-align: center; margin-top: var(--space-md); padding-top: var(--space-md); border-top: 1px solid var(--color-border); font-family: var(--font-ui); font-size: 0.875rem; color: var(--color-text-muted); } .lesson-nav-overview a { color: var(--color-link); text-decoration: none; } .lesson-nav-overview a:hover { color: var(--color-accent); text-decoration: underline; } /* Top nav variant - compact, no buttons */ .lesson-nav-top { margin-top: 0; margin-bottom: var(--space-xl); } .lesson-nav-top .lesson-nav-selector { margin-top: var(--space-sm); } /* Bottom nav variant */ .lesson-nav-bottom { margin-top: var(--space-2xl); margin-bottom: 0; } .lesson-nav-bottom .lesson-nav-selector { margin-top: var(--space-md); } /* ========================================================================== Search ========================================================================== */ /* Header search toggle button */ .header-actions { display: flex; align-items: center; gap: var(--space-xs); } .search-toggle { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: none; border: none; border-radius: var(--radius); cursor: pointer; color: var(--color-text); transition: background 0.2s, color 0.2s; } .search-toggle:hover { background: var(--color-bg); color: var(--color-accent); } .search-toggle svg { flex-shrink: 0; } /* Search Overlay */ .search-overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); z-index: 200; display: flex; align-items: flex-start; justify-content: center; padding: var(--space-2xl) var(--space-md); opacity: 0; visibility: hidden; transition: opacity 0.2s, visibility 0.2s; } .search-overlay.is-open { opacity: 1; visibility: visible; } .search-overlay-inner { position: relative; width: 100%; max-width: 600px; margin-top: 10vh; } .search-close { position: absolute; top: -50px; right: 0; display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: none; border: none; border-radius: var(--radius); cursor: pointer; color: rgba(255, 255, 255, 0.7); transition: color 0.2s; } .search-close:hover { color: #fff; } .search-overlay-content { text-align: center; } .search-overlay-title { font-family: var(--font-display); font-size: clamp(1.5rem, 4vw, 2rem); color: #fff; margin-bottom: var(--space-lg); } .search-overlay-hint { margin-top: var(--space-md); font-size: 0.9375rem; color: rgba(255, 255, 255, 0.6); } /* Search Form (in overlay) */ .search-overlay .search-form { display: flex; flex-wrap: wrap; gap: var(--space-sm); max-width: 100%; } .search-overlay .search-input { flex: 1 1 14rem; min-width: 0; } .search-overlay .search-submit { flex: 0 0 auto; } .search-overlay .search-label { flex: 1; } .search-overlay .search-field { width: 100%; padding: 1rem 1.25rem; font-family: var(--font-body); font-size: 1.125rem; color: var(--color-text); background: #fff; border: 2px solid transparent; border-radius: var(--radius); outline: none; transition: border-color 0.2s, box-shadow 0.2s; } .search-overlay .search-field:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.2); } .search-overlay .search-field::placeholder { color: var(--color-text-muted); } .search-overlay .search-submit { flex-shrink: 0; display: flex; align-items: center; justify-content: center; gap: var(--space-xs); padding: 1rem 1.5rem; font-size: 1rem; } .search-overlay .search-submit-icon { display: none; } /* Instant Search Results */ .search-results { text-align: left; margin-top: var(--space-sm); max-height: 60vh; overflow-y: auto; border-radius: var(--radius); } .search-results[hidden] { display: none; } .search-results-list { list-style: none; margin: 0; padding: 0; } .search-result-item { display: block; padding: 0.875rem 1rem; background: #fff; border-bottom: 1px solid var(--color-border); text-decoration: none; transition: background 0.15s; } .search-result-item:first-child { border-radius: var(--radius) var(--radius) 0 0; } .search-result-item:last-child { border-bottom: none; border-radius: 0 0 var(--radius) var(--radius); } .search-result-item:only-child { border-radius: var(--radius); } .search-result-item:hover, .search-result-item.is-active { background: var(--color-accent-light); } .search-result-title { display: block; font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 600; color: var(--color-text); line-height: 1.3; } .search-result-item:hover .search-result-title, .search-result-item.is-active .search-result-title { color: var(--color-accent); } .search-result-excerpt { display: block; font-size: 0.8125rem; color: var(--color-text-muted); margin-top: 0.25rem; line-height: 1.4; } .search-results-status { padding: 1rem; background: #fff; border-radius: var(--radius); font-family: var(--font-ui); font-size: 0.9375rem; color: var(--color-text-muted); text-align: center; } .search-results-loading { display: inline-block; width: 16px; height: 16px; border: 2px solid var(--color-border); border-top-color: var(--color-accent); border-radius: 50%; animation: spin 0.6s linear infinite; vertical-align: middle; margin-right: 0.5rem; } @keyframes spin { to { transform: rotate(360deg); } } /* Desktop: show search toggle, hide on mobile (in header-actions) */ @media (min-width: 901px) { .header-actions { order: 1; } .menu-toggle { display: none; } } /* Search form standalone (outside overlay - on search results page) */ .no-results .search-form { display: flex; gap: var(--space-sm); max-width: 500px; margin-top: var(--space-md); } .no-results .search-field { flex: 1; padding: 0.75rem 1rem; font-size: 1rem; border: 1px solid var(--color-border); border-radius: var(--radius); outline: none; transition: border-color 0.2s; } .no-results .search-field:focus { border-color: var(--color-accent); } @media print { .site-header, .site-footer, .search-overlay, .breadcrumbs, .quiz-cta-box, .ad-zone, .toc, .continue-learning, .mobile-menu-toggle, nav, .lesson-nav, .search-toggle, .fp-hero, .fp-stats, .fp-quiz-promo { display: none !important; } body { font-size: 12pt; line-height: 1.5; color: #000; background: #fff; } a { color: #000; text-decoration: underline; } .site-content { max-width: 100%; padding: 0; } img { max-width: 100%; } } /* ========================================================================== Reduced Motion (Accessibility) ========================================================================== */ @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; } } /* ========================================================================== Paired-image comparison ([photo_pair id="..."]) ========================================================================== */ .photo-pair { margin: 2.5rem 0; padding: 0; } .photo-pair-question { font-family: var(--font-display); font-size: clamp(1.05rem, 2.5vw, 1.25rem); font-weight: 600; color: var(--color-text); margin-bottom: var(--space-md); text-align: center; } .photo-pair-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr)); gap: var(--space-sm); } .photo-pair-side { position: relative; display: block; padding: 0; margin: 0; background: var(--color-bg-card); border: 2px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; cursor: pointer; transition: border-color 0.15s; font: inherit; color: inherit; text-align: left; width: 100%; } .photo-pair-side:hover:not(.is-picked) { border-color: var(--color-accent); } .photo-pair-side img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; } .photo-pair-label { position: absolute; top: 0.5rem; left: 0.5rem; display: inline-flex; align-items: center; justify-content: center; width: 1.75rem; height: 1.75rem; background: rgba(0, 0, 0, 0.7); color: #fff; border-radius: 50%; font-family: var(--font-ui); font-size: 0.875rem; font-weight: 700; } .photo-pair-side.is-correct { border-color: #16a34a; } .photo-pair-side.is-correct .photo-pair-label { background: #16a34a; } .photo-pair-side.is-wrong { border-color: #dc2626; } .photo-pair-side.is-wrong .photo-pair-label { background: #dc2626; } .photo-pair-reveal { margin-top: var(--space-md); padding: var(--space-md); background: var(--color-bg-card); border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius) var(--radius) 0; } .photo-pair-result { font-weight: 600; margin: 0 0 var(--space-xs); color: var(--color-text); } .photo-pair-explanation { margin: 0; color: var(--color-text-secondary); line-height: 1.6; } .photo-pair-credit { display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-md); margin-top: var(--space-sm); font-size: 0.75rem; color: var(--color-text-muted); } .photo-pair-credit a { color: var(--color-text-muted); } .photo-pair-credit a:hover { color: var(--color-accent); } /* ========================================================================== Lesson Page Enhancements. Stream B. - .lesson-meta-pill Title-adjacent "Course . Lesson X of Y . M min read" - .lesson-objectives Objectives box rendered above the article body - .lesson-assignment Assignment box rendered below the article body - .toc-sidebar Sticky-rail visibility tweaks (paired with stream A) ========================================================================== */ .lesson-meta-pill { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; margin-top: var(--space-sm); padding: 0.3rem 0.75rem; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: 999px; font-family: var(--font-ui); font-size: 0.8125rem; color: var(--color-text-secondary); } .lesson-meta-pill-course { font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; color: var(--color-text-muted); } .lesson-meta-pill-pos { color: var(--color-accent); font-weight: 600; } .lesson-meta-pill-time { color: var(--color-text-muted); } .lesson-meta-pill-sep { color: var(--color-border); } /* Objectives box */ .lesson-objectives { margin: var(--space-xl) 0; padding: var(--space-lg); background: var(--color-bg-card); border: 1px solid var(--color-border); border-left: 4px solid var(--color-accent); border-radius: var(--radius-lg); } .lesson-objectives-title { margin: 0 0 var(--space-sm) 0; font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); } .lesson-objectives-body { font-size: 1rem; line-height: 1.6; color: var(--color-text); } .lesson-objectives-body ul { margin: 0; padding-left: 1.25rem; } .lesson-objectives-body li { margin-bottom: var(--space-xs); } .lesson-objectives-body li:last-child { margin-bottom: 0; } /* Assignment box */ .lesson-assignment { margin: var(--space-xl) 0 var(--space-lg) 0; padding: var(--space-lg); background: var(--color-bg); border: 1px solid var(--color-accent); border-radius: var(--radius-lg); } .lesson-assignment-header { margin-bottom: var(--space-sm); } .lesson-assignment-eyebrow { display: inline-block; margin-bottom: 0.25rem; padding: 0.15rem 0.55rem; background: var(--color-accent); color: #fff; font-family: var(--font-ui); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; border-radius: var(--radius); } .lesson-assignment-title { margin: 0; font-size: 1.25rem; line-height: 1.3; color: var(--color-text); } .lesson-assignment-body { margin-top: var(--space-sm); font-size: 1rem; line-height: 1.6; color: var(--color-text); } .lesson-assignment-body p { margin: 0 0 var(--space-sm) 0; } .lesson-assignment-body p:last-child { margin-bottom: 0; } /* Pair with stream A's sidebar TOC. Keep margins tight inside the rail. */ .toc-sidebar { margin-top: 0; } /* ========================================================================== Lesson Nav. Course start label (replaces faded prev arrow on Lesson 1) Scoped under .lesson-nav so it does not collide with stream C's a11y CSS. ========================================================================== */ .lesson-nav .lesson-nav-btn-course-start { flex: 1 1 14rem; display: flex; align-items: center; justify-content: center; padding: 0.875rem var(--space-md); background: transparent; border: 1px dashed var(--color-border); border-radius: var(--radius); color: var(--color-text-muted); cursor: default; opacity: 1; } .lesson-nav .lesson-nav-btn-course-start .lesson-nav-prev-label { font-family: var(--font-ui); font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-muted); }