/* Learning Studio: shared layout, surfaces and accessible controls. */
:root{--studio-surface:var(--bg-secondary);--studio-soft:var(--bg-card);--studio-ink:var(--text-primary);--studio-muted:var(--text-secondary);--studio-line:var(--border-color);--studio-accent:#FFD23F;--studio-accent-ink:#0a0f14;--studio-canvas:var(--bg-primary);--studio-shadow:0 6px 28px #0002}
[data-theme="light"]{--studio-shadow:0 6px 28px #00000008}
body{background:var(--studio-canvas);letter-spacing:-.012em}
button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent)!important;outline-offset:4px}
.card,.card:hover{border:1px solid var(--studio-line);box-shadow:var(--studio-shadow);transform:none;border-radius:18px}
[data-theme="light"] .card,[data-theme="light"] .card:hover{box-shadow:var(--studio-shadow)}
#main-app>header{height:76px;border-bottom:1px solid var(--studio-line);background:var(--studio-surface);padding:0 28px;gap:24px;box-shadow:none}
#main-app>header nav{justify-content:flex-end;gap:24px;margin-right:22px}
#main-app>header nav a{font-size:12px;color:var(--studio-muted)}
#main-app>header>div:last-child{gap:8px}
#main-app>header button{min-width:42px;min-height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px}
.studio-brand{display:flex;align-items:center;gap:11px;color:var(--studio-ink)!important;font-size:21px;font-weight:700;letter-spacing:-.8px;line-height:1.05;text-decoration:none}
.studio-brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--studio-muted);margin-top:6px;font-weight:600}
.studio-brand-logo{width:44px;height:48px;object-fit:contain;flex-shrink:0}
#user-name{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}
#sidebar{top:76px;width:268px;background:var(--studio-surface);border-right:1px solid var(--studio-line)}
#course-nav{padding:22px 16px 40px}
#course-nav>button:first-child{background:var(--studio-soft);color:var(--studio-ink);border:1px solid var(--studio-line);font-size:14px;min-height:46px;margin-bottom:14px}
#course-nav>div.border-t{margin-top:18px;padding-top:0;border-color:var(--studio-line)}
#course-nav input{min-height:42px;font-size:12px;border-radius:10px;background:var(--studio-soft)!important}
#course-nav .filter-btn{font-size:10px;min-height:32px;padding:5px 9px}
#course-nav .lesson-item{font-size:12px;line-height:1.5;min-height:40px;border-radius:9px}
#course-nav .bookmark-btn{opacity:1;min-width:32px;min-height:40px;margin:0;display:grid;place-items:center}
#course-nav .bookmark-btn svg{width:15px;height:15px}
#course-nav p.uppercase{font-size:10px;letter-spacing:1.2px;color:var(--studio-muted);font-weight:600}
#main-app>main{padding:116px 36px 64px;margin-left:268px}
#content{max-width:1260px}
.studio-page-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:30px}
.studio-eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:700;color:var(--studio-muted);margin:0 0 12px;line-height:1.5}
.studio-page-heading h2{font-size:clamp(26px,2.55vw,38px);font-weight:600;letter-spacing:-1.5px;line-height:1.22;color:var(--studio-ink);margin-bottom:10px}
.studio-page-heading>div>p:last-child{font-size:13px;color:var(--studio-muted);line-height:1.7}
.studio-package{padding:8px 12px;border:1px solid var(--studio-line);border-radius:8px;background:var(--studio-surface);font-size:10px;white-space:nowrap;color:var(--studio-muted)}
.studio-grid{display:grid;grid-template-columns:minmax(0,1.9fr) minmax(250px,1fr);gap:26px;align-items:start}
.studio-main-column,.studio-side-column{min-width:0;display:grid;gap:22px}
.studio-continue{padding:32px;background:var(--studio-surface);border:1px solid var(--studio-line);border-radius:20px;position:relative;overflow:hidden;color:var(--studio-ink)}
.studio-continue .studio-eyebrow{color:var(--accent);margin-bottom:22px}
.studio-lesson-meta{font-size:11px;color:var(--studio-muted);line-height:1.6;max-width:440px}
.studio-continue h3{font-size:clamp(24px,2.1vw,33px);line-height:1.24;font-weight:600;letter-spacing:-1px;margin:12px 0;max-width:560px}
.studio-continue>p:last-of-type{font-size:13px;line-height:1.8;color:var(--studio-muted);max-width:410px}
.studio-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;margin-top:24px;min-height:46px;padding:12px 19px;border-radius:10px;background:linear-gradient(135deg,#FFD23F,#FFA500);color:#0a0f14;font-size:13px;font-weight:600;transition:background .2s}
.studio-primary:hover{background:#FFA500}.studio-primary svg{width:16px;height:16px}
.studio-lesson-steps{display:flex;gap:20px;border-top:1px solid var(--studio-line);margin-top:28px;padding-top:16px;color:var(--studio-muted);font-size:10px;font-weight:500}
.studio-today>section{margin:0!important;background:var(--studio-surface);padding:24px!important;border-color:var(--studio-line)!important}
.studio-today #today-card-title{font-size:18px;line-height:1.4}
.studio-today [class*="bg-[#0B1119]"]{background:var(--studio-soft)!important;border-color:var(--studio-line);padding:18px;margin-top:16px}
.studio-today h3{font-size:16px}.studio-today p{line-height:1.7}
.studio-progress-card,.studio-toolbox,.studio-course-path{border:1px solid var(--studio-line);border-radius:18px;background:var(--studio-surface);padding:25px;box-shadow:var(--studio-shadow)}
.studio-progress-card h3,.studio-toolbox h3,.studio-section-heading h3{font-size:18px;letter-spacing:-.5px;font-weight:600;color:var(--studio-ink)}
.studio-progress-card .studio-eyebrow{font-size:9px;letter-spacing:1.2px;margin-bottom:9px}
.studio-progress-number{font-size:52px;line-height:1;font-weight:500;letter-spacing:-3px;margin:25px 0 20px;color:var(--studio-ink)}
.studio-progress-number>span{font-size:23px;letter-spacing:-1px;margin-left:2px;color:var(--studio-muted)}
.studio-meter{height:7px;background:var(--studio-soft);border-radius:8px;overflow:hidden}
.studio-meter>span{display:block;height:100%;background:var(--studio-accent);border-radius:8px}
.studio-progress-card>p:last-of-type{font-size:11px;color:var(--studio-muted);margin:10px 0 22px}
.studio-metrics{display:flex;gap:14px;padding-top:18px;border-top:1px solid var(--studio-line)}
.studio-metrics>div{flex:1}.studio-metrics strong{display:block;color:var(--studio-ink);font-size:20px;font-weight:600}.studio-metrics span{display:block;font-size:9px;line-height:1.5;color:var(--studio-muted);margin-top:5px}
.studio-toolbox>button{display:flex;align-items:center;gap:12px;text-align:left;width:100%;padding:17px 0;border-top:1px solid var(--studio-line);color:var(--studio-ink);font-size:12px}
.studio-toolbox>button:first-of-type{margin-top:18px}.studio-toolbox>button:last-child{padding-bottom:0}
.studio-toolbox>button>svg{width:18px;height:18px;color:var(--studio-muted);flex-shrink:0}.studio-toolbox>button>span:first-of-type{flex:1;min-width:0}.studio-toolbox strong{font-size:12px;font-weight:600}.studio-toolbox small{display:block;font-size:10px;line-height:1.6;color:var(--studio-muted);margin-top:4px}
.studio-toolbox>button:hover strong{color:var(--accent)}
.studio-pending:empty{display:none}.studio-pending .card{margin:0;padding:21px!important}.studio-pending h3{font-size:15px}.studio-pending button{font-size:12px;line-height:1.6}
.studio-section-heading{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:20px}.studio-section-heading .studio-eyebrow{font-size:9px;letter-spacing:1.1px;margin-bottom:8px}.studio-section-heading>span{font-size:10px;color:var(--studio-muted);white-space:nowrap}
.studio-level-row{display:flex;align-items:center;gap:17px;padding:18px 0;width:100%;text-align:left;border-top:1px solid var(--studio-line);color:var(--studio-ink)}
.studio-level-number{display:grid;place-items:center;min-width:38px;height:40px;background:var(--studio-soft);border-radius:9px;font-size:14px;color:var(--studio-muted)}
.studio-level-copy{flex:1;min-width:0}.studio-level-copy strong{display:block;font-size:13px;font-weight:600;line-height:1.5}.studio-level-copy>span{font-size:10px;color:var(--studio-muted);display:block;margin-top:4px}.studio-level-status{color:var(--studio-muted);font-size:17px}.studio-level-status svg{width:18px;height:18px}.studio-level-row:hover .studio-level-copy strong{text-decoration:underline;text-underline-offset:4px}
.studio-more{margin-top:24px;border:1px solid var(--studio-line);border-radius:16px;background:var(--studio-surface)}.studio-more>summary{padding:21px 24px;cursor:pointer;font-size:13px;font-weight:600;color:var(--studio-ink);list-style:none}.studio-more>summary>span{float:right}.studio-more-content{padding:0 24px 24px}.studio-more .card{box-shadow:none}
.studio-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid var(--studio-line);font-size:10px;color:var(--studio-muted)}.studio-footer button,.studio-footer a{min-height:36px;text-decoration:underline;text-underline-offset:3px}.studio-footer a{display:inline-flex;align-items:center}
.studio-lesson{max-width:1040px;margin:auto}.studio-lesson-heading{padding:0 0 27px}.studio-back{font-size:11px;color:var(--studio-muted);min-height:36px;margin-bottom:20px}.studio-lesson-heading .studio-eyebrow{font-size:10px;letter-spacing:1.1px}.studio-lesson-heading h2{font-size:clamp(24px,2.6vw,36px);font-weight:600;line-height:1.28;letter-spacing:-1px;max-width:900px;color:var(--studio-ink)}.studio-lesson-id{color:var(--studio-muted);font-weight:400}.studio-lesson-intro{color:var(--studio-muted);font-size:12px;line-height:1.8;margin-top:13px}
.lesson-sections{background:var(--studio-surface);border:1px solid var(--studio-line);border-radius:13px;padding:7px;gap:3px;box-shadow:var(--studio-shadow);position:sticky;top:88px;z-index:10;scroll-padding:10px}
.lesson-sections .tab{padding:11px 12px;min-height:43px;font-size:12px!important;border:0!important;border-radius:8px;gap:7px;color:var(--studio-muted)}.lesson-sections .tab svg{width:14px;height:14px}.lesson-sections .tab.active{background:var(--studio-soft)!important;color:var(--studio-ink)!important;font-weight:600}.tab-badge{font-size:8px!important;line-height:1.3;background:#FFD23F!important;color:#0a0f14!important}.lesson-tab>.card,.learning-guide{padding:28px!important}.learning-guide h3{font-size:20px!important;color:var(--studio-ink)!important;letter-spacing:-.4px}.lesson-tab .prose-content{line-height:1.9;font-size:15px;max-width:780px}.lesson-tab .prose-content p{margin-bottom:18px}.lesson-tab .quiz-question{border-radius:14px}.lesson-tab textarea{line-height:1.8;min-height:130px;border-radius:12px;padding:16px}
[data-theme="light"] [class*="text-[#FFD23F]"]{color:#B45309!important}
[data-theme="light"] [class*="text-gray-300"],[data-theme="light"] [class*="text-gray-200"],[data-theme="light"] [class*="text-white"]{color:var(--studio-ink)!important}
[data-theme="light"] [class*="text-gray-400"],[data-theme="light"] [class*="text-gray-500"],[data-theme="light"] [class*="text-gray-600"]{color:var(--studio-muted)!important}
[data-theme="light"] [class*="border-white/"]{border-color:var(--studio-line)!important}
[data-theme="light"] .text-gradient,[data-theme="light"] .welcome-text{background:none;-webkit-text-fill-color:var(--studio-ink);color:var(--studio-ink)}
[data-theme="light"] #notatnik-chat-window,[data-theme="light"] #vc-panel{background:var(--studio-surface)!important;color:var(--studio-ink)!important;border:1px solid var(--studio-line)!important;box-shadow:0 18px 60px #00000028!important}
[data-theme="light"] .notatnik-message-bot,[data-theme="light"] .vc-message.assistant{background:var(--studio-soft)!important;color:var(--studio-ink)!important}
[data-theme="light"] #vc-text-input,[data-theme="light"] #notatnik-chat-input{background:var(--studio-soft)!important;color:var(--studio-ink)!important;border-color:var(--studio-line)!important}
@media(min-width:1600px){#main-app>main{padding-left:60px;padding-right:60px}.studio-grid{gap:30px}}
@media(max-width:1199px){#main-app>header nav{gap:15px;margin-right:0}#main-app>main{padding:108px 24px 48px}.studio-grid{grid-template-columns:minmax(0,1fr) minmax(230px,.75fr);gap:18px}.studio-continue{padding:25px}.studio-progress-card,.studio-toolbox,.studio-course-path{padding:20px}.studio-page-heading{align-items:start}.studio-package{display:none}.studio-lesson-steps{gap:12px;font-size:9px}#user-name{display:none}}
@media(max-width:1023px){#main-app>main{margin-left:0;padding:100px 24px 100px}#main-app>header{height:72px;padding:0 16px;gap:12px}#sidebar{top:72px;width:292px;box-shadow:20px 0 60px #0001}#main-app>header nav{display:none}.studio-page-heading h2{font-size:30px}.studio-grid{grid-template-columns:minmax(0,1.6fr) minmax(230px,1fr)}.lesson-sections{top:80px}.studio-brand{font-size:20px}}
@media(max-width:699px){#main-app>main{padding:96px 18px 108px}.studio-grid{display:flex;flex-direction:column;gap:20px}.studio-main-column,.studio-side-column{width:100%;gap:18px}.studio-page-heading{margin-bottom:24px}.studio-page-heading h2{font-size:28px;letter-spacing:-1.1px;max-width:330px}.studio-page-heading>div>p:last-child{font-size:12px}.studio-page-heading .studio-eyebrow{font-size:9px;letter-spacing:1.5px}.studio-continue{padding:25px 23px;border-radius:18px}.studio-continue h3{font-size:26px}.studio-lesson-steps{gap:16px;font-size:9px;flex-wrap:wrap}.studio-primary{min-height:48px}.studio-today>section{padding:22px!important}.studio-progress-number{font-size:44px;margin:18px 0}.studio-metrics strong{font-size:22px}.studio-metrics span{font-size:10px}.studio-section-heading .studio-eyebrow{font-size:8px}.studio-footer{font-size:10px;justify-content:flex-start}.studio-brand small{font-size:8px;letter-spacing:1.5px}.studio-brand-logo{width:32px;height:37px}.studio-brand{gap:8px;font-size:18px}#main-app>header>div:first-child{gap:8px}#main-app>header>div:last-child{gap:0}#main-app>header button{min-width:36px;min-height:42px}#main-app>header{padding:0 10px}.studio-lesson-heading h2{font-size:27px}.studio-lesson-heading .studio-eyebrow{line-height:1.8}.studio-lesson-intro{font-size:12px}.lesson-tab>.card,.learning-guide{padding:22px!important}.lesson-tab .prose-content{font-size:14px;line-height:1.85}.lesson-sections .tab{padding:10px 12px;min-height:42px}.studio-more>summary{padding:20px;font-size:12px}.studio-more-content{padding:0 16px 20px}}
@media(prefers-reduced-motion:reduce){*:not(.spinner,.cm-map-spin,.cm-qs-spin),*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}.spinner{animation-duration:1.5s!important}}
/* Nested tracks must shrink even when a quiz title or tool name is long. */
.studio-main-column,.studio-side-column{grid-template-columns:minmax(0,1fr)}
.studio-main-column>*,.studio-side-column>*{min-width:0;max-width:100%}
.studio-pending button,.studio-pending p{white-space:normal;overflow-wrap:anywhere}
#course-nav button{background-color:transparent}
#course-nav button:hover{background-color:var(--studio-soft)}
#course-nav>button:first-child{background:var(--studio-soft)}
[data-theme="light"] #course-nav [class*="text-[#FFD23F]"]{color:var(--studio-ink)!important}
/* Naglowek lekcji: "Moja nauka" po lewej, "Obejrzyj te lekcje na platformie" po prawej (na telefonie zawija sie pod spod). */
.studio-lesson-nav{display:flex;align-items:center;justify-content:space-between;gap:10px 16px;flex-wrap:wrap;margin-bottom:20px}.studio-lesson-nav .studio-back{margin-bottom:0}
.studio-platform{display:inline-flex;align-items:center;gap:7px;min-height:36px;padding:7px 14px;border:1px solid rgba(255,210,63,.4);border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.2px;color:#FFD23F;text-decoration:none;white-space:nowrap}.studio-platform:hover{background:rgba(255,210,63,.1)}.studio-platform svg{width:14px;height:14px}
[data-theme="light"] .studio-platform{color:#B45309;border-color:rgba(180,83,9,.38)}[data-theme="light"] .studio-platform:hover{background:rgba(180,83,9,.08)}
#course-nav>a:hover{background-color:var(--studio-soft)}
@media(min-width:1024px){#main-app>header button[aria-controls="sidebar"]{display:none}}
[data-theme="light"] .notatnik-message.assistant,[data-theme="light"] .vc-msg.ai{background:var(--studio-soft)!important;color:var(--studio-ink)!important}
[data-theme="light"] #notatnik-chat-header,[data-theme="light"] #vc-header,[data-theme="light"] #notatnik-chat-input-area{background:var(--studio-surface)!important;border-color:var(--studio-line)!important}
[data-theme="light"] #notatnik-chat-header h3,[data-theme="light"] #vc-header .vc-title,[data-theme="light"] .notatnik-message a{color:#B45309!important}
[data-theme="light"] #notatnik-history-panel{background:var(--studio-surface)!important;color:var(--studio-ink)!important}
[data-theme="light"] .notatnik-history-item{background:var(--studio-soft)!important}
[data-theme="light"] .notatnik-history-item-title{color:var(--studio-ink)!important}
[data-theme="light"] .notatnik-history-item-meta,[data-theme="light"] .notatnik-history-empty{color:var(--studio-muted)!important}
[data-theme="light"] .notatnik-message pre{background:var(--studio-soft)!important;color:var(--studio-ink)!important}
#course-nav button{background-color:transparent!important}
#course-nav button:hover,#course-nav>button:first-child,#course-nav .lesson-item.active{background-color:var(--studio-soft)!important}
.lesson-tab .prose-content{font-size:16px;line-height:1.85}
@media(max-width:699px){.lesson-tab .prose-content{font-size:16px}#main-app>header button{min-width:40px;min-height:44px}.studio-toolbox small,.studio-level-copy>span{font-size:11px}}
[data-theme="light"] .btn-primary{background:linear-gradient(135deg,#FFD23F,#FFA500)!important;color:#0a0f14!important;border-radius:10px}
[data-theme="light"] .btn-primary:hover{background:#FFA500!important}
[data-theme="light"] #notatnik-chat-input-wrapper{background:var(--studio-surface)!important;border-color:var(--studio-line)!important}
[data-theme="light"] #vc-header h3{color:#B45309!important}
#notatnik-chat-window{overflow:hidden}

.studio-brand small{color:var(--accent)}
/* Jasny motyw: ciepły bursztyn #B45309 spójny między Nauką a Społecznością (WCAG AA >= 4,8:1). */
[data-theme="light"] .studio-brand small{color:#B45309}
.studio-continue{box-shadow:inset 0 3px 0 #FFD23F}
.brand-login-logo{width:82px;height:86px;object-fit:contain;margin:0 auto 18px}

/* Przyklady w lekcji jako karty + typografia markdownu (2026-09-23). Tailwind jest tu bez wtyczki
   typography, wiec klasy prose nic nie robily: listy bez numerow, akapity bez odstepow. */
.example-cards{display:grid;gap:14px}
.example-intro{margin:0 0 2px;color:#9ca3af;font-style:italic}
.example-card{display:grid;grid-template-columns:34px minmax(0,1fr);gap:16px;padding:18px 20px;border-radius:14px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.08);transition:border-color .2s ease,background .2s ease}
.example-card:hover{border-color:rgba(255,210,63,.28);background:rgba(255,255,255,.05)}
.example-num{width:32px;height:32px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#FFD23F;background:rgba(255,210,63,.1);border:1px solid rgba(255,210,63,.35)}
.example-title{margin:4px 0 8px;font-size:12px;line-height:1.4;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#FFD23F}
.example-body p{margin:0 0 .75em;font-size:16px;line-height:1.75;color:#e5e7eb}
.example-body p:last-child{margin-bottom:0}
.example-body strong{color:#fff}
.rich-md,.prose{color:#e5e7eb;line-height:1.75}
.rich-md p,.prose p{margin:0 0 .9em}
.rich-md p:last-child,.prose p:last-child{margin-bottom:0}
.rich-md ol,.prose ol{list-style:decimal;padding-left:1.4em;margin:0 0 1em}
.rich-md ul,.prose ul{list-style:disc;padding-left:1.4em;margin:0 0 1em}
.rich-md li,.prose li{margin:0 0 .6em;padding-left:.2em}
.rich-md li::marker,.prose li::marker{color:#FFD23F;font-weight:700}
.rich-md h2,.rich-md h3,.rich-md h4,.prose h2,.prose h3,.prose h4{margin:1.2em 0 .5em;font-weight:700;color:#fff;line-height:1.35}
.rich-md h3,.prose h3{font-size:1.1em}
.rich-md strong,.prose strong{color:#fff}
.rich-md table,.prose table{width:100%;border-collapse:collapse;margin:0 0 1em;font-size:.95em}
.rich-md th,.rich-md td,.prose th,.prose td{border:1px solid rgba(255,255,255,.12);padding:8px 10px;text-align:left;vertical-align:top}
.rich-md th,.prose th{background:rgba(255,255,255,.05);color:#fff}
.rich-md blockquote,.prose blockquote{border-left:3px solid rgba(255,210,63,.5);margin:0 0 1em;padding:.2em 0 .2em 1em;color:#cbd5e1}
@media(max-width:699px){.example-card{grid-template-columns:28px minmax(0,1fr);gap:12px;padding:14px}.example-num{width:28px;height:28px;font-size:13px}.example-body p{font-size:15.5px}}
.example-outro{margin-top:10px;padding:4px 4px 0}
.example-outro p{margin:0 0 .8em;font-size:16px;line-height:1.8;color:#cbd5e1}
.example-outro p:last-child{margin-bottom:0}
.example-rule{border:0;border-top:1px solid rgba(255,255,255,.1);margin:6px 0 14px}
/* Jasny motyw: karty przykladow i .rich-md mialy kolory na sztywno pod ciemne tlo (#e5e7eb, #fff, #FFD23F) - na bialym prawie niewidoczne (zgloszenie kursanta 2026-09-28, zakladka Przyklady). */
[data-theme="light"] .rich-md,[data-theme="light"] .prose,[data-theme="light"] .example-body p,[data-theme="light"] .example-outro p{color:var(--studio-ink)}
[data-theme="light"] .rich-md strong,[data-theme="light"] .prose strong,[data-theme="light"] .rich-md h2,[data-theme="light"] .rich-md h3,[data-theme="light"] .rich-md h4,[data-theme="light"] .prose h2,[data-theme="light"] .prose h3,[data-theme="light"] .prose h4,[data-theme="light"] .rich-md th,[data-theme="light"] .prose th,[data-theme="light"] .example-body strong{color:var(--studio-ink)}
[data-theme="light"] .rich-md blockquote,[data-theme="light"] .prose blockquote,[data-theme="light"] .example-intro{color:var(--studio-muted)}
[data-theme="light"] .rich-md li::marker,[data-theme="light"] .prose li::marker,[data-theme="light"] .example-title,[data-theme="light"] .example-num{color:#966000}
[data-theme="light"] .example-num{background:rgba(150,96,0,.08);border-color:rgba(150,96,0,.35)}
[data-theme="light"] .example-card{background:rgba(0,0,0,.02);border-color:var(--studio-line)}
[data-theme="light"] .example-card:hover{background:rgba(0,0,0,.035);border-color:rgba(150,96,0,.35)}
[data-theme="light"] .rich-md th,[data-theme="light"] .rich-md td,[data-theme="light"] .prose th,[data-theme="light"] .prose td{border-color:var(--studio-line)}
[data-theme="light"] .rich-md th,[data-theme="light"] .prose th{background:rgba(0,0,0,.04)}
[data-theme="light"] .example-rule{border-top-color:var(--studio-line)}
[data-theme="light"] .quiz-model-answer{background:rgba(37,99,235,.07);border-color:rgba(37,99,235,.3)}
[data-theme="light"] .quiz-model-answer strong{color:#1d4ed8}
/* Usunięcie konta (decyzja Jana 20.10.2026): strefa na dole profilu i dialog nad nim. Kolory z motywu, jasnego i ciemnego. */
:root{--account-danger:#fca5a5;--account-danger-fill:#dc2626;--account-danger-fill-hover:#b91c1c;--account-danger-line:rgba(248,113,113,.4);--account-danger-soft:rgba(220,38,38,.08);--account-input-line:rgba(255,255,255,.28)}
[data-theme="light"]{--account-danger:#b42318;--account-danger-fill:#b42318;--account-danger-fill-hover:#912018;--account-danger-line:rgba(180,35,24,.35);--account-danger-soft:rgba(180,35,24,.05);--account-input-line:rgba(20,20,31,.38)}
#profile-modal>div{max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);overflow-y:auto;overscroll-behavior:contain}
.account-danger-zone{margin-top:24px;padding:16px;border:1px solid var(--account-danger-line);border-radius:12px;background:var(--account-danger-soft)}
.account-danger-zone__title{margin:0 0 4px;font-size:14px;font-weight:600;color:var(--account-danger)}
.account-danger-zone__text{margin:0 0 12px;font-size:12px;line-height:1.5;color:var(--text-secondary)}
.account-danger-zone__button{min-height:44px;padding:8px 16px;border-radius:10px;border:1px solid var(--account-danger-line);background:transparent;color:var(--account-danger);font-size:14px;font-weight:600;cursor:pointer}
.account-danger-zone__button:hover{background:var(--account-danger-soft)}
/* Nad pływającymi przyciskami czatu (9999) i głosu (9997) - przy 390 px zasłaniały dół „Usuń konto na zawsze” (przegląd 20.10, F4); pod powiadomieniami (showToast). */
.account-delete-overlay{position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(0,0,0,.72)}
.account-delete-dialog{width:100%;max-width:480px;max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);overflow-y:auto;overscroll-behavior:contain;padding:24px;border-radius:16px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-primary);box-shadow:0 18px 60px rgba(0,0,0,.35);font-size:14px;line-height:1.55}
.account-delete-dialog:focus,.account-delete-title:focus{outline:none}
.account-delete-title{margin:0 0 8px;font-size:20px;font-weight:700;line-height:1.3;color:var(--text-primary)}
.account-delete-lead{margin:0 0 16px;color:var(--text-primary)}
.account-delete-subtitle{margin:16px 0 6px;font-size:14px;font-weight:700;color:var(--text-primary)}
.account-delete-list{margin:0;padding-left:20px;list-style:disc;color:var(--text-secondary)}
.account-delete-list li{margin:2px 0}
.account-delete-note{margin:16px 0 0;padding:12px;border-radius:10px;background:var(--bg-secondary);color:var(--text-primary)}
.account-delete-export{margin-top:16px;display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.account-delete-export p{margin:0;color:var(--text-secondary)}
.account-delete-form{display:flex;flex-direction:column;margin-top:20px;padding-top:20px;border-top:1px solid var(--border-color)}
.account-delete-form label{margin:12px 0 6px;font-size:13px;font-weight:600;color:var(--text-primary)}
.account-delete-form label:first-child{margin-top:0}
.account-delete-form input{width:100%;min-height:44px;padding:10px 12px;border-radius:10px;border:1px solid var(--account-input-line);background:var(--bg-primary);color:var(--text-primary);font-size:16px}
.account-delete-form input:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.account-delete-form input[aria-invalid="true"]{border-color:var(--account-danger)}
.account-delete-error{margin:10px 0 0;color:var(--account-danger);font-weight:600}
.account-delete-error:empty{margin:0}
.account-delete-hint{margin:10px 0 0;font-size:12px;color:var(--text-secondary)}
.account-delete-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.account-delete-actions button{flex:1 1 160px}
.account-delete-secondary,.account-delete-danger,.account-delete-primary{min-height:44px;padding:10px 16px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer}
.account-delete-secondary{border:1px solid var(--account-input-line);background:transparent;color:var(--text-primary)}
.account-delete-secondary:hover{background:var(--bg-secondary)}
.account-delete-danger{border:1px solid var(--account-danger-fill);background:var(--account-danger-fill);color:#fff}
.account-delete-danger:hover:not(:disabled){background:var(--account-danger-fill-hover)}
.account-delete-danger:disabled{opacity:.45;cursor:not-allowed}
.account-delete-primary{border:0;background:var(--accent);color:#0a0f14}
@media(max-width:480px){.account-delete-dialog{padding:20px;--adp:20px}}
/* Krzyżyk w nagłówku okna (przegląd 27.10.2026): jak w innych oknach notatnika. Nagłówek przyklejony u góry długiego,
   przewijanego okna - krzyżyk zostaje pod ręką także na telefonie. --adp = padding okna. */
.account-delete-dialog{--adp:24px}
.account-delete-head{position:sticky;top:calc(-1 * var(--adp));z-index:1;display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin:calc(-1 * var(--adp)) calc(-1 * var(--adp)) 8px;padding:var(--adp) var(--adp) 8px;background:var(--bg-card)}
.account-delete-head .account-delete-title{margin:0}
.account-delete-x{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;margin:-8px -8px 0 0;border:0;border-radius:10px;background:transparent;color:var(--text-secondary);cursor:pointer}
.account-delete-x:hover{background:rgba(127,127,127,.14);color:var(--text-primary)}
.account-delete-x:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
/* Telefon (przegląd 27.10.2026): przyciski mikrofonu i asystenta chowają się przy przewijaniu w dół (klasa fab-tucked z
   app.js initPhoneLessonChrome) - nie zasłaniają tekstu lekcji. body # podnosi wagę ponad style wstrzykiwane przez widżety. */
@media(max-width:639px){
  body #notatnik-chat-toggle,body #vc-toggle{transition:transform .25s ease,opacity .2s ease}
  body.fab-tucked #notatnik-chat-toggle,body.fab-tucked #vc-toggle{transform:translateY(96px);opacity:0;pointer-events:none}
  /* Pasek zakładek lekcji przewija się w poziomie: wygaszona prawa krawędź, dopóki z prawej są dalsze zakładki.
     Warstwa absolutna przesuwa się razem z treścią paska, więc --tabs-sl (przewinięcie, z app.js) trzyma ją przy krawędzi. */
  .lesson-sections.has-more:not(.lesson-stages)::after{content:"";position:absolute;top:0;bottom:0;right:calc(0px - var(--tabs-sl,0px));width:44px;border-radius:0 12px 12px 0;pointer-events:none;background:linear-gradient(90deg,transparent,var(--studio-surface) 75%)}
}
@media(max-width:639px) and (prefers-reduced-motion:reduce){body #notatnik-chat-toggle,body #vc-toggle{transition:none}}
/* Poziom spoza pakietu w menu kursu (przegląd 28.10.2026): widoczny bez rozwijania. */
.sidebar-lock-tag{display:inline-flex;align-items:center;gap:4px;margin-left:8px;padding:1px 7px;border-radius:999px;border:1px solid var(--border-color);font-size:11px;font-weight:600;color:var(--text-secondary);vertical-align:2px;white-space:nowrap}
/* Telefon: jeden pływający przycisk - asystent; rozmowa głosowa z jego okna (chatWidget.js, przegląd 28.10.2026). */
@media(max-width:639px){body #vc-toggle{display:none!important}}
/* Materiały lekcji zwinięte do jednego wiersza na każdej szerokości (wcześniej tylko telefon; ocena GPT 29.10.2026:
   nad treścią lekcji za dużo bloków) - rozwija je przycisk z liczbą plików. */
.lesson-materials{padding-top:12px!important;padding-bottom:12px!important;align-items:center}
.lesson-materials:not(.is-open)>div{align-items:center!important}
.lesson-materials:not(.is-open)>div>.flex-shrink-0{margin-top:0!important}
.lesson-materials .lesson-materials-title{display:none}
.lesson-materials-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:40px;padding:0;border:0;background:none;color:var(--accent);font-size:15px;font-weight:600;text-align:left;cursor:pointer}
.lesson-materials-count{color:var(--text-secondary);font-weight:500}
.lesson-materials-toggle svg{transition:transform .2s ease;flex:0 0 auto}
.lesson-materials.is-open .lesson-materials-toggle svg{transform:rotate(180deg)}
.lesson-materials:not(.is-open) .lesson-materials-list{display:none!important}
.lesson-materials.is-open .lesson-materials-list{margin-top:10px}
.lesson-materials-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}
[data-theme="light"] .lesson-materials-toggle{color:#8a5a00}
/* Jasny motyw: kafelki plików na bieli z neutralną ramką zamiast kremowego tła i złotej ramki (ocena Gemini 29.10.2026). */
[data-theme="light"] .lesson-materials-list>a{background:#fff!important;border-color:rgba(20,20,31,.12)!important}
@media(hover:hover){[data-theme="light"] .lesson-materials-list>a:hover{background:rgba(255,210,63,.10)!important;border-color:rgba(150,96,0,.35)!important}}
[data-theme="light"] .lesson-materials-list>a [class*="text-[#FFD23F]"]{color:#8a5a00!important}
@media(prefers-reduced-motion:reduce){.lesson-materials-toggle svg{transition:none}}
/* „Platforma kursu” w menu bocznym tylko tam, gdzie nagłówek nie ma tego linku (do 767 px). */
@media(min-width:768px){.sidebar-platform{display:none!important}}
/* Komputer: menu kursu jako pływająca wyspa, jak lewa kolumna społeczności - jeden szkielet obu części serwisu
   (ocena Gemini i GPT 28.10.2026, runda 3). Nagłówek bez złotej linii, jak w społeczności. */
@media(min-width:1024px){
  body:not(.cm-area) #sidebar{top:88px;left:16px;bottom:16px;width:260px;border:1px solid var(--studio-line);border-radius:24px;box-shadow:var(--studio-shadow);padding-top:6px;padding-bottom:6px}
  body:not(.cm-area) #main-app>main{margin-left:276px}
  body.cm-chrome:not(.cm-area) #main-app>header{border-bottom-color:transparent}
}
/* Jasny motyw: aktywna zakładka lekcji wyraźna jak na profilu (oceny 28.10.2026: różniła się tylko pogrubieniem). */
[data-theme="light"] .lesson-sections .tab.active{background:rgba(255,210,63,.24)!important;color:#1a1200!important;box-shadow:inset 0 0 0 1px rgba(150,96,0,.28)}
/* Komputer i tablet: materiały lekcji w jednym rzędzie kafelków zamiast trzech wysokich wierszy - zadania i quiz bliżej
   góry ekranu (ocena GPT 28.10.2026). Opis pliku jest w podpowiedzi przeglądarki (title), nazwa i rozmiar zostają. */
@media(min-width:640px){
  .lesson-materials .lesson-materials-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px}
  .lesson-materials .lesson-materials-list>*{margin:0!important}
  .lesson-materials .lesson-materials-list>a>div{flex-direction:column!important;align-items:flex-start!important;gap:4px!important}
  .lesson-materials .lesson-materials-list>a .text-xs.text-gray-400{display:none}
  .lesson-materials .lesson-materials-list>a .sm\:truncate{white-space:normal;font-size:14px;line-height:1.35}
}
/* Czytelność lekcji (oceny 28.10.2026, runda 4): podpisy 8-12 px wymuszały przybliżanie na laptopie. Nic, co trzeba
   przeczytać, poniżej 12 px; zakładki i opis lekcji 14 px (na telefonie zakładki 13 px, żeby więcej się mieściło). */
#main-app>header nav a{font-size:13px}
.studio-back{font-size:13px}
.studio-lesson-heading .studio-eyebrow{font-size:12px;letter-spacing:1.2px}
.studio-lesson-intro{font-size:14px;line-height:1.7}
.lesson-sections .tab{font-size:14px!important}
.tab-badge{font-size:10px!important}
.learning-task-number{font-size:12px}
.lesson-materials .text-xs{font-size:13px}
#course-nav .lesson-item{font-size:13px}
@media(max-width:639px){.lesson-sections .tab{font-size:13px!important}}
/* Nagranie lekcji: pełny złoty przycisk zamiast cienkiego obrysu - to główna akcja obok treści (oceny 28.10.2026). */
.studio-platform,[data-theme="light"] .studio-platform{min-height:40px;padding:9px 18px;border:0;background:#FFD23F;color:#1a1200;font-size:14px;font-weight:700;letter-spacing:0;box-shadow:0 6px 18px rgba(255,210,63,.18)}
.studio-platform:hover,[data-theme="light"] .studio-platform:hover{background:#FFDC5C}
.studio-platform:focus-visible{outline:2px solid #FFD23F;outline-offset:3px}
/* Bieżąca lekcja w menu kursu: wyróżnienie i złota kreska (app.js markCurrentLessonInSidebar). */
#course-nav .lesson-item.is-current{background:rgba(255,210,63,.12);color:#fff;font-weight:600;box-shadow:inset 3px 0 0 #FFD23F}
[data-theme="light"] #course-nav .lesson-item.is-current{background:rgba(150,96,0,.1);color:#0B1220;box-shadow:inset 3px 0 0 #966000}
/* Asystent na komputerze: jeden podpisany przycisk „Zapytaj Bonifacego” zamiast dwóch okrągłych bez podpisu (robot
   i mikrofon). Rozmowa głosowa jest w nagłówku okna asystenta (#notatnik-chat-voice) - oceny 28.10.2026, runda 4. */
.nc-toggle-label{display:none}
@media(min-width:640px){
  body:not(.cm-area) #notatnik-chat-toggle{width:auto;height:52px;padding:0 20px 0 16px;gap:8px;border-radius:999px;font:700 15px/1 Inter,system-ui,sans-serif;letter-spacing:0}
  body:not(.cm-area) #notatnik-chat-toggle .nc-toggle-label{display:inline}
  body:not(.cm-area) #notatnik-chat-toggle:hover{transform:translateY(-2px)}
  body:has(#notatnik-chat-voice) #vc-toggle{display:none!important}
}
#sidebar .filter-btn{font-size:12px;padding:5px 10px}
/* Pulpit „Moja nauka” (oceny 28.10.2026, runda 5): podpisy 9-11 px -> 11-14 px; w jasnym motywie czytelny złoty
   nadtytuł i widoczny tor paska postępu (wcześniej zlewał się z tłem). */
body .studio-eyebrow{font-size:11px;letter-spacing:1.4px}
.studio-package{font-size:12px}
.studio-lesson-meta{font-size:13px}
body .studio-lesson-steps{font-size:12px}
.studio-progress-card>p:not(.studio-eyebrow){font-size:13px}
body .studio-metrics span{font-size:12px}
.studio-toolbox>button{font-size:14px}
.studio-toolbox small{font-size:12px}
[data-theme="light"] .studio-meter{background:rgba(60,60,67,.16)}
[data-theme="light"] .studio-continue .studio-eyebrow{color:#8A5500}
/* Quiz: pole rośnie razem z odpowiedzią zamiast systemowego uchwytu zmiany rozmiaru (oceny 28.10.2026, runda 5).
   Tylko tam, gdzie przeglądarka umie field-sizing - gdzie indziej zostaje zwykły uchwyt. */
@supports (field-sizing:content){.quiz-answer-editor{field-sizing:content;resize:none;min-height:5.5em;max-height:50vh}}
/* Komputer: „Zapytaj Bonifacego” jako osobny przycisk pod wyspą menu kursu, nie nad kolumną treści - pływający
   przycisk zasłaniał akapity lekcji i kartę „Twój warsztat” (runda 6), a położony na menu przykrywał przewijaną
   listę (runda 7). Wyspa kończy się 84 px nad dołem ekranu, przycisk ma jej szerokość. */
@media(min-width:1024px){
  body:not(.cm-area) #sidebar{bottom:84px}
  body:not(.cm-area) #notatnik-chat-toggle{left:16px;right:auto;bottom:16px;width:260px;justify-content:center;box-shadow:0 6px 18px rgba(255,210,63,.22)}
}
/* Zadania w lekcji (GPT-6.1, runda 8): wiersz tekstu najwyżej ~72 znaki zamiast całej szerokości karty; wyraźniejsze
   pole zaznaczenia, ikony zakładek i opisy modułów w menu (były ciemne na ciemnym). */
.learning-task-label,.learning-task .rich-md{max-width:72ch}
.checkbox-custom{width:22px;height:22px;border-color:rgba(255,255,255,.38)}
[data-theme="light"] .checkbox-custom{border-color:rgba(0,0,0,.38)}
#course-nav .bookmark-btn.text-gray-600{color:#8B93A7}
#course-nav p.text-xs.text-gray-500{color:#9CA3AF}
[data-theme="light"] #course-nav .bookmark-btn.text-gray-600{color:#6B7280}
[data-theme="light"] #course-nav p.text-xs.text-gray-500{color:#5E6270}
/* Pasek postępu przy 0%: widoczny tor w ciemnym motywie (Gemini, runda 10). */
html:not([data-theme="light"]) .studio-meter{background:rgba(255,255,255,.12)}
/* Lekcja w trzech etapach (decyzja Jana 29.10.2026): Zrozum -> Przećwicz -> Sprawdź, notatki osobno.
   Komputer i tablet: u góry kroki 1-2-3 (przyciski), pod nimi tylko zakładki bieżącego etapu, Notatki z prawej
   (ocena GPT 29.10.2026: osiem zakładek naraz). Etap z quizem do zrobienia ma kropkę przy kroku. Telefon: arkusz sekcji. */
.lesson-stage-label{display:inline-flex;align-items:center;gap:8px;min-height:40px;margin:0;padding:0 14px 0 8px;border:0;border-radius:999px;background:transparent;color:var(--studio-muted);font:inherit;font-size:14px;line-height:18px;font-weight:600;white-space:nowrap;cursor:pointer;position:relative}
.lesson-stage-label b{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;border:1px solid var(--studio-line);font-size:12px;line-height:1;font-weight:700}
@media(hover:hover){.lesson-stage-label:hover{color:var(--studio-ink);background:var(--studio-soft)}}
.lesson-stage-label:focus-visible{outline:2px solid #FFD23F;outline-offset:2px}
.lesson-stage.is-current>.lesson-stage-label{background:rgba(255,210,63,.12);color:var(--studio-ink)}
.lesson-stage.is-current>.lesson-stage-label b{background:#FFD23F;border-color:#FFD23F;color:#151515}
.lesson-stage:not(.is-current):has(.tab-pending)>.lesson-stage-label::after{content:"";width:8px;height:8px;border-radius:999px;background:#FFD23F}
[data-theme="light"] .lesson-stage.is-current>.lesson-stage-label{background:rgba(150,96,0,.10)}
[data-theme="light"] .lesson-stage.is-current>.lesson-stage-label b{background:#966000;border-color:#966000;color:#fff}
[data-theme="light"] .lesson-stage:not(.is-current):has(.tab-pending)>.lesson-stage-label::after{background:#966000}
[data-theme="light"] .lesson-stage-label:focus-visible{outline-color:#966000}
.lesson-stage-tabs{display:flex;flex-wrap:wrap;gap:3px}
@media(min-width:640px){
  .lesson-sections.lesson-stages{display:grid;grid-template-columns:auto auto auto minmax(0,1fr) auto;align-items:center;gap:6px 28px;padding:7px 8px}
  .lesson-stage{display:contents}
  .lesson-stage[data-stage="1"]>.lesson-stage-label{grid-column:1;grid-row:1}
  .lesson-stage[data-stage="2"]>.lesson-stage-label{grid-column:2;grid-row:1}
  .lesson-stage[data-stage="3"]>.lesson-stage-label{grid-column:3;grid-row:1}
  /* Łącznik między krokami (w odstępie kolumn). */
  .lesson-stage:is([data-stage="2"],[data-stage="3"])>.lesson-stage-label::before{content:"";position:absolute;left:-23px;top:50%;width:18px;height:1px;background:var(--studio-line)}
  .lesson-stage>.lesson-stage-tabs{display:none;grid-row:2;grid-column:1/-1;padding-top:6px;border-top:1px solid var(--studio-line)}
  .lesson-stage.is-current>.lesson-stage-tabs{display:flex}
  .lesson-stage.is-extra>.lesson-stage-label{display:none}
  .lesson-stage.is-extra>.lesson-stage-tabs{display:flex;grid-column:5;grid-row:1;padding-top:0;border-top:0}
}
/* Telefon: trzy kroki z nazwami w równych kolumnach, pod nimi zakładki bieżącego etapu i Notatki - bez arkusza
   wyboru (ocena GPT 29.10.2026: same cyfry „2” i „3” nie mówiły, co jest dalej; Gemini: ucięta plakietka quizu). */
@media(max-width:639px){
  .lesson-sections.lesson-stages{display:flex;flex-wrap:wrap;align-items:center;gap:4px;padding:5px!important;overflow:visible!important}
  .lesson-stage{display:contents}
  .lesson-stage>.lesson-stage-label{order:1;flex:1 1 0;min-width:0;justify-content:center;gap:6px;min-height:40px;padding:0 4px;font-size:13px}
  .lesson-stage-label b{width:22px;height:22px;font-size:11px;flex:0 0 auto}
  .lesson-stage.is-extra>.lesson-stage-label{display:none}
  .lesson-stage-tabs{display:contents}
  .lesson-stage:not(.is-current):not(.is-extra) .tab{display:none!important}
  .lesson-stage .tab{order:2;flex:0 0 auto;min-height:38px;padding:0 12px;font-size:14px!important}
  .lesson-stage .tab svg{display:none}
  .lesson-stage.is-extra .tab{order:3;margin-left:auto}
  .lesson-stage:not(.is-current):has(.tab-pending)>.lesson-stage-label::after{position:absolute;top:5px;right:6px;width:7px;height:7px}
  .lesson-sections.lesson-stages::after{content:"";order:1;flex:0 0 100%;height:1px;margin:2px 0;background:var(--studio-line)}
}
.lesson-next{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px 16px;margin-top:16px;padding:14px 16px 14px 18px;border:1px solid rgba(255,210,63,.28);border-radius:14px;background:rgba(255,210,63,.06)}
.lesson-next-kicker{font-size:12px;line-height:16px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--studio-muted)}
.lesson-next-btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;border:0;border-radius:999px;background:#FFD23F;color:#151515;font-size:15px;font-weight:700;cursor:pointer}
.lesson-next-btn svg{width:16px;height:16px}
.lesson-next-btn:focus-visible{outline:2px solid #FFD23F;outline-offset:2px}
@media(hover:hover){.lesson-next-btn:hover{filter:brightness(1.06)}}
[data-theme="light"] .lesson-next{border-color:rgba(150,96,0,.28);background:rgba(255,210,63,.10)}
[data-theme="light"] .lesson-next-btn:focus-visible{outline-color:#966000}
@media(max-width:639px){.lesson-next-btn{flex:1 1 100%;justify-content:center}}
/* Quiz: licznik odpowiedzi i stan szkicu nad pytaniami (oceny 29.10.2026). */
.quiz-status{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;margin:10px 0 0;font-size:13px;line-height:18px;color:var(--studio-muted)}
.quiz-status-count{display:inline-flex;align-items:center;min-height:26px;padding:0 10px;border-radius:999px;background:rgba(127,127,127,.16);color:var(--studio-ink);font-weight:600}
.quiz-status-count.is-done{background:rgba(52,211,153,.16);color:#34d399}
[data-theme="light"] .quiz-status-count.is-done{background:rgba(15,123,85,.12);color:#0f7b55}
/* Pulpit: etykiety nad kartami i „Poza pakietem” czytelniejsze - 12-13 px, mniej rozstrzelone, jaśniejsza szarość
   (ocena GPT 29.10.2026: mikrotekst wersalikami 9-11 px). */
html body .studio-eyebrow,html body :is(.studio-progress-card,.studio-section-heading,.studio-page-heading,.studio-lesson-heading,.studio-continue) .studio-eyebrow{font-size:12px;letter-spacing:.08em;line-height:16px}
.studio-plan-source{margin:0;font-size:13px;line-height:18px;font-weight:600}
html:not([data-theme="light"]) .studio-plan-source{color:#a6b1c3}
.sidebar-lock-tag{font-size:12px;padding:2px 8px}
html:not([data-theme="light"]) .sidebar-lock-tag{color:#b8c0cc;border-color:rgba(255,255,255,.18)}
/* Jasny motyw: kolory tytułów kursanta (dobrane do ciemnego tła, np. szary #9ca3af 2,5:1 na bieli) zastępuje grafit. */
[data-theme="light"] .user-title{color:#14141f!important}
/* Menu kursu (ciemny): lekcje spoza pakietu szare, ale czytelne - 4,8:1 zamiast 3,6:1 na panelu menu. */
html:not([data-theme="light"]) #sidebar .text-gray-500{color:#8e97a6}
/* Komputer i tablet: tytuł lekcji w przyklejonym pasku kroków, gdy nagłówek lekcji jest już nad ekranem
   (body.course-title-inline z watchLessonTitle) - np. po wejściu prosto w quiz (ocena Gemini 29.10.2026).
   Kliknięcie wraca na górę lekcji; dla czytników ekranu tytuł jest w nagłówku strony, więc tu aria-hidden. */
.lesson-stage-title{display:none}
@media(min-width:640px){
  .lesson-sections.lesson-stages>.lesson-stage-title{display:block;grid-column:4;grid-row:1;justify-self:end;min-width:0;max-width:100%;margin:0;padding:0 4px;border:0;background:none;color:var(--studio-muted);font:inherit;font-size:13px;line-height:18px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;opacity:0;visibility:hidden;transition:opacity .2s linear}
  body.course-title-inline .lesson-sections.lesson-stages>.lesson-stage-title{opacity:1;visibility:visible}
  .lesson-stage-title .studio-lesson-id{margin-right:4px;color:var(--studio-ink)}
}
@media(prefers-reduced-motion:reduce){.lesson-sections.lesson-stages>.lesson-stage-title{transition:none}}
/* Komputer: tekst lekcji w kolumnie do czytania ok. 68 znaków, 17 px (ocena GPT 29.10.2026: długie wiersze przy
   małym stopniu). Materiały szerokie (tabele, kod) zostają na pełnej szerokości karty. */
@media(min-width:1024px){
  .lesson-tab :is(.prose-content,.learning-guide .prose-content){max-width:58ch;font-size:17px;line-height:1.7} /* 58ch (cyfra 0) = ok. 70 znaków tekstu */
}
/* Jasny motyw: złote napisy i znaczniki ciemniejsze (#7A4A00 tekst ok. 8:1, #B45309 kropki) - oceny Gemini
   29.10.2026 trzy rundy z rzędu: jasne złoto na bieli czytało się jako słabe, mimo 4,5:1. */
[data-theme="light"] :is(.studio-continue .studio-eyebrow,.studio-brand small,.lesson-materials-toggle){color:#7A4A00!important}
[data-theme="light"] #content [class*="text-[#FFD23F]"]:is(p,span,h3,h4,strong,a){color:#7A4A00!important}
[data-theme="light"] .text-orange-400{color:#9A3412!important}

/* Wcięcia ekranu w „Nauce” od 640 px (03.11.2026): od 02.11 viewport-fit=cover obejmuje cały notatnik (index.html).
   Telefon w pionie (do 639 px) ma wcięcia w regułach body.cm-chrome z community.css; szerzej „Nauka” się nie odsuwała -
   telefon w poziomie miał przycisk menu na wyspie, a tablet z ekranu głównego nagłówek pod paskiem stanu. Nagłówek rośnie
   o górne wcięcie (content-box: wysokość z reguł wyżej zostaje wysokością treści), treść, menu i zakładki lekcji schodzą
   o tyle samo. Bez wycięć (komputer, Safari w pionie) wcięcia są 0 - nic się nie zmienia. Społeczność (cm-area) ma swoje. */
@media(min-width:640px){
  body:not(.cm-area) #main-app>header{box-sizing:content-box;padding-top:env(safe-area-inset-top,0px)}
  body:not(.cm-area) #main-app>main,body:not(.cm-area) #sidebar{margin-top:env(safe-area-inset-top,0px)}
  body:not(.cm-area) .lesson-sections{margin-top:0;top:calc(88px + env(safe-area-inset-top,0px))}
}
@media(min-width:640px) and (max-width:1023px){body:not(.cm-area) .lesson-sections{top:calc(80px + env(safe-area-inset-top,0px))}}
@media(min-width:1024px){html body.cm-chrome:not(.cm-area) .lesson-sections{top:calc(76px + env(safe-area-inset-top,0px))}}
@media(min-width:640px) and (max-width:1023px) and (orientation:landscape){
  body:not(.cm-area) #main-app>header{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
  body:not(.cm-area) #main-app>main{margin-left:env(safe-area-inset-left,0px);margin-right:env(safe-area-inset-right,0px)}
  body:not(.cm-area) #sidebar{padding-left:env(safe-area-inset-left,0px)}
}