/* Hallmark P4 H4 E4 S5 R5 V4. School, reader, notes, practice and guides share the studio system. */
.school-hero{display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:start;padding:30px 0 45px;border-bottom:1px solid var(--nd-color-control-border)}
.school-price{font-size:52px;color:var(--nd-color-focus);letter-spacing:-2px;line-height:1.1;margin:12px 0}
.school-hero h1{font-size:38px}
.school-list{list-style:none;padding:0}
.school-list li{padding:10px 0;color:var(--nd-color-text-primary)}
.school-list li:before{content:'↗';color:var(--nd-color-focus);margin-right:12px}
.school-sections{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin:36px 0}
.school-module{padding:17px 0;border-bottom:1px solid var(--nd-color-control-border)}
.school-module summary{cursor:pointer;font-size:17px}
.school-module p{line-height:1.8;color:var(--nd-color-text-primary);white-space:pre-wrap}
.prompt-card{margin-bottom:24px;padding:24px 0;border-bottom:1px solid var(--nd-color-control-border)}
.prompt-card pre{white-space:pre-wrap;color:var(--nd-color-text-primary);font:13px/1.7 'Golos Text',sans-serif;word-break:break-word}
.lesson-item{padding:15px 0;border-bottom:1px solid var(--nd-color-control-border)}
.school-admin{border-top:1px solid var(--nd-color-control-border);margin-top:40px;padding-top:30px}
.school-admin textarea{min-height:250px;font-family:monospace;font-size:12px}
.school-access{padding:17px 20px;color:var(--nd-color-on-accent);background:var(--nd-color-accent);border-left:3px solid var(--nd-color-control-border);margin:25px 0}
@media(max-width:700px){.school-hero,.school-sections{grid-template-columns:1fr;gap:20px}
.school-price{font-size:42px}
.school-hero h1{font-size:30px}}

/* Learning tools remain above the enrollment details for existing students. */
.school-learning-head h1{margin:0 0 6px}
.school-learning-head p{margin:0}
.school-enrollment{margin:20px 0}
.school-enrollment>summary{cursor:pointer;padding:12px 0;font-weight:600}
.school-enrollment .school-hero{padding-top:18px}
.school-progress{margin:24px 0}
.school-progress>div{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:9px}
.school-progress progress{width:100%;height:8px;accent-color:var(--nd-brand);border:0}
.school-complete{display:flex;align-items:center;gap:10px;min-height:44px;font-size:14px}
.school-complete input{width:20px;height:20px}
.school-prompt-actions{display:flex;gap:8px;flex-wrap:wrap}
.school-module summary{min-height:48px}
.school-module p{line-height:1.55}
.school-hero,.school-sections{min-width:0}
.school-hero>*,.school-sections>*{min-width:0}
@media(max-width:900px){.school-sections{grid-template-columns:1fr}
.school-hero{gap:22px}}
#school-curriculum{min-width:0;margin-bottom:28px}
.sc-heading,.sc-kit{display:flex;align-items:center;justify-content:space-between;gap:16px}
.sc-heading h2,.sc-kit h3{margin:0 0 6px}
.sc-heading p,.sc-kit p{margin:0;color:var(--nd-color-text-secondary);font-size:14px;line-height:1.45}
.sc-heading>span{font-size:13px;white-space:nowrap}
#school-curriculum>progress{width:100%;height:5px;margin:18px 0;accent-color:var(--nd-color-accent)}
.sc-route{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;margin:0 0 20px;padding:14px 16px;border-radius:12px;background:var(--nd-color-field)}
.sc-route [role=group]{display:flex;gap:4px}
.sc-route button{min-height:44px;white-space:nowrap}
.sc-route [data-level]{border:0;border-radius:8px;color:var(--nd-color-text-primary);background:transparent;padding:8px 12px;font:inherit;font-size:13px;cursor:pointer}
.sc-route [aria-pressed=true]{background:var(--nd-color-accent);color:var(--nd-color-on-accent)}
.sc-route p{font-size:13px;line-height:1.45;margin:0}
.sc-courses{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sc-course{padding:0;border:0;min-width:0;text-align:left;font:inherit;color:var(--nd-color-text-primary);border-radius:14px;overflow:hidden;background:var(--nd-color-panel);box-shadow:var(--nd-shadow);cursor:pointer;display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s}
.sc-course>img{width:100%;aspect-ratio:16/9;object-fit:cover}
.sc-card-body{display:flex;flex-direction:column;gap:7px;padding:16px;flex:1}
.sc-card-body strong{font-size:17px;line-height:1.25}
.sc-card-body>span{font-size:13px;line-height:1.4;color:var(--nd-color-text-secondary)}
.sc-card-body small{font-size:12px;color:var(--nd-color-text-secondary)}
.sc-card-body b{margin-top:auto;padding-top:10px;font-weight:600;font-size:12px;color:var(--nd-color-accent)}
.sc-kit{margin-top:20px;padding:20px;border-radius:12px;background:var(--nd-color-field)}
.sc-caption{font-size:12px!important;line-height:1.5!important;color:var(--nd-color-text-secondary)}
.sc-reading{overflow:hidden!important}
.sc-dialog{padding:0;margin:auto;width:min(1220px,calc(100vw - 40px));height:min(900px,calc(100dvh - 40px));max-width:none;max-height:none;border:0;border-radius:18px;color:var(--nd-color-text-primary);background:var(--bg,var(--nd-color-field));box-shadow:0 25px 100px color-mix(in srgb,var(--nd-color-scrim) 53%,transparent);overflow:hidden}
.sc-dialog::backdrop{background:color-mix(in srgb,var(--nd-color-media) 60%,transparent);backdrop-filter:blur(5px)}
.sc-dialog-shell{height:100%;display:grid;grid-template-rows:auto minmax(0,1fr) auto}
.sc-dialog-head{display:flex;align-items:center;gap:18px;padding:16px 22px;background:var(--nd-color-panel)}
.sc-dialog-head>div{min-width:0;flex:1}
.sc-dialog-head small{font-size:12px;color:var(--nd-color-text-secondary)}
.sc-dialog-head h2{font-size:20px;line-height:1.25;margin:5px 0 0}
.sc-close{width:44px;height:44px;flex:none;border:0;border-radius:50%;background:var(--nd-color-field);font-size:28px;color:var(--nd-color-text-primary);cursor:pointer}
.sc-dialog-foot{display:flex;align-items:center;gap:12px;min-height:64px;padding:10px 22px;background:var(--nd-color-panel)}
.sc-dialog-foot[hidden]{display:none}
.sc-dialog-foot>span{font-size:12px;line-height:1.4;margin-right:auto}
.sc-dialog-foot [data-state=error]{color:var(--danger,var(--nd-color-text-primary))}
#sc-dialog-content{min-height:0;overflow:hidden}
.sc-workspace{height:100%;display:grid;grid-template-columns:240px minmax(0,1fr)}
.sc-lesson-list{padding:18px 14px;overflow:auto;background:var(--nd-color-panel)}
.sc-lesson-list>label{display:block;font-weight:700;font-size:13px;padding:0 8px 10px}
.sc-lesson-list>select{display:none}
.sc-lesson-list button{display:flex;align-items:start;gap:9px;min-height:50px;width:100%;padding:11px 9px;border:0;border-radius:8px;background:none;color:var(--nd-color-text-primary);font:inherit;text-align:left;font-size:13px;cursor:pointer}
.sc-lesson-list button small{font-size:12px;color:var(--nd-color-text-secondary);padding-top:3px;flex:none}
.sc-lesson-list button[aria-current]{background:var(--nd-color-field);box-shadow:inset 3px 0 var(--nd-color-accent)}
.sc-reader{min-width:0;overflow:auto;padding:0 26px 28px;overscroll-behavior:contain;scroll-padding-top:70px}
.sc-tabs{position:sticky;z-index:2;top:0;display:flex;gap:4px;background:var(--bg,var(--nd-color-field));padding:10px 0;margin-bottom:14px;box-shadow:0 6px 10px -9px color-mix(in srgb,var(--nd-color-scrim) 53%,transparent)}
.sc-tabs button{flex:1;min-width:0;min-height:44px;padding:10px 8px;color:var(--nd-color-text-secondary);font:inherit;font-size:13px;font-weight:600;border:0;border-radius:8px;background:none;cursor:pointer}
.sc-tabs [aria-selected=true]{background:var(--nd-color-field);color:var(--nd-color-text-primary);box-shadow:inset 0 -2px var(--nd-color-accent)}
.sc-reader [role=tabpanel][hidden]{display:none}
.sc-reader :is(p,li){font-size:14px;line-height:1.6}
.sc-reader h3{font-size:18px;line-height:1.3;margin:24px 0 10px}
.sc-reader li{margin:8px 0}
.sc-reader ol{padding-left:23px}
.sc-goal{font-weight:650;font-size:17px!important;line-height:1.45!important}
.sc-callout{margin:16px 0;padding:16px 18px;background:var(--nd-color-field);border-radius:10px;font-size:14px;line-height:1.6}
.sc-callout h3{margin:0 0 10px}
.sc-callout p{margin:7px 0 0}
.sc-case{margin:18px 0}
.sc-case>img,.sc-case video{display:block;width:100%;max-height:310px;object-fit:contain;background:var(--nd-color-field);border-radius:10px}
.sc-case>img{object-fit:cover}
.sc-case figcaption{font-size:12px;line-height:1.5;color:var(--nd-color-text-secondary);margin:10px 0}
.sc-chapters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:14px}
.sc-chapters button{border:0;padding:0;background:none;color:var(--nd-color-text-primary);font:inherit;text-align:left;cursor:pointer}
.sc-chapters img{width:100%;height:70px;object-fit:cover;border-radius:6px}
.sc-chapters span{display:block;font-size:12px;line-height:1.3;padding-top:6px}
.sc-reader details{margin:18px 0;padding:14px;border-radius:8px;background:var(--nd-color-panel)}
.sc-reader summary{cursor:pointer;font-weight:600;min-height:24px}
.sc-reader dt{font-weight:650;font-size:14px;margin-top:12px}
.sc-reader dd{font-size:13px;line-height:1.5;margin:4px 0 0}
.sc-dialog pre{white-space:pre-wrap;overflow-wrap:anywhere;padding:16px;background:var(--nd-color-field);border-radius:9px;font:inherit;font-size:13px;line-height:1.55}
.sc-dialog :is(textarea,select,input[type=search]){max-width:100%;width:100%;box-sizing:border-box;background:var(--nd-color-field);color:var(--nd-color-text-primary);border:1px solid var(--nd-color-line);border-radius:9px;padding:12px;font:inherit;font-size:16px;line-height:1.5}
.sc-dialog textarea{resize:vertical;margin:9px 0 12px;min-height:100px}
.sc-dialog label{font-size:14px;font-weight:550}
.sc-option{display:flex;gap:12px;align-items:flex-start;font-weight:400!important;padding:13px;border-radius:9px;background:var(--nd-color-panel);margin:8px 0;cursor:pointer;line-height:1.5}
.sc-option input{width:20px;height:20px;flex:none;margin:1px 0 0;accent-color:var(--nd-color-accent)}
.sc-reader fieldset{border:0;margin:15px 0;padding:0}
.sc-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:18px 0}
.sc-rubric{display:grid;gap:14px;margin:14px 0}
.sc-rubric label{display:grid;gap:7px}
.sc-rubric select{font-size:13px}
.sc-lesson-skills article{padding:16px;margin:12px 0;background:var(--nd-color-panel);border-radius:10px}
.sc-lesson-skills article code,.sc-skills-list code{display:block;font-size:12px;color:var(--nd-color-text-secondary);overflow-wrap:anywhere;margin:7px 0}
.sc-lesson-skills p{margin:7px 0}
.sc-kit-reader{height:100%;overflow:auto;padding:20px 26px;overscroll-behavior:contain}
.sc-kit-intro{padding:20px;background:var(--nd-color-field);border-radius:12px;margin-bottom:20px}
.sc-kit-intro h3{margin-top:0}
.sc-kit-intro p{font-size:14px;line-height:1.6}
.sc-kit-intro small{display:block;color:var(--nd-color-text-secondary);margin-top:10px}
.sc-kit-reader>label{display:block;margin:12px 0 6px}
.sc-skills-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}
.sc-skills-list article{padding:18px;background:var(--nd-color-panel);border-radius:12px;min-width:0}
.sc-skills-list h4{font-size:17px;margin:8px 0}
.sc-skills-list small{font-size:12px;color:var(--nd-color-text-secondary)}
.sc-skills-list p{font-size:13px;line-height:1.5}
.sc-sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.sc-dialog :is(button,a,input,select,textarea):focus-visible,.sc-course:focus-visible{outline:2px solid var(--nd-color-accent);outline-offset:2px}
.sc-dialog .btn{min-height:44px;white-space:normal;text-align:center}
.sc-dialog a{color:inherit}
.sc-reader a:not(.btn){text-decoration:underline;text-underline-offset:3px}
html[data-theme=light] .sc-card-body b{color:var(--nd-color-focus)}
@media(hover:hover){.sc-course:hover{transform:translateY(-3px);box-shadow:0 12px 28px color-mix(in srgb,var(--nd-color-scrim) 20%,transparent)}
.sc-lesson-list button:hover{background:var(--nd-color-field)}}
@media(max-width:1350px){.sc-courses{grid-template-columns:repeat(2,minmax(0,1fr))}
.sc-route{grid-template-columns:auto 1fr}
.sc-route p{grid-column:1/-1;grid-row:2}
.sc-route>#sc-start{justify-self:end}}
@media(max-width:900px){.sc-dialog{width:100%;height:100dvh;border-radius:0}
.sc-dialog-head{padding:12px 14px;padding-top:max(12px,env(safe-area-inset-top))}
.sc-dialog-head h2{font-size:17px}
.sc-workspace{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}
.sc-lesson-list{padding:10px 14px;overflow:visible}
.sc-lesson-list>div,.sc-lesson-list>.sc-caption,.sc-lesson-list>label{display:none}
.sc-lesson-list>select{display:block;padding:8px;font-size:14px}
.sc-reader{padding:0 16px 24px}
.sc-dialog-foot{padding:10px 14px;padding-bottom:max(10px,env(safe-area-inset-bottom));flex-wrap:wrap;gap:8px}
.sc-dialog-foot>span{flex-basis:100%}
.sc-dialog-foot .btn{flex:1}
.sc-kit-reader{padding:16px}
.sc-skills-list{grid-template-columns:1fr}
.sc-chapters{grid-template-columns:repeat(2,minmax(0,1fr))}
.sc-heading,.sc-kit{align-items:start;flex-wrap:wrap}
.sc-route{padding:12px;gap:12px}
.sc-route>#sc-start{font-size:12px}
.sc-card-body{padding:12px}
.sc-card-body strong{font-size:15px}}
@media(max-width:420px){.sc-courses{grid-template-columns:1fr}
.sc-course{display:grid;grid-template-columns:104px 1fr}
.sc-course>img{width:104px;height:100%;aspect-ratio:auto}
.sc-card-body>span{display:none}
.sc-card-body b{font-size:12px}
.sc-route{grid-template-columns:1fr}
.sc-route>#sc-start{justify-self:start}
.sc-route p{grid-row:2}
.sc-tabs button{font-size:12px;padding:9px 4px}}
@media(prefers-reduced-motion:reduce){.sc-course{transition:none;transform:none!important}}
.sc-reference-dialog .sc-dialog-shell{grid-template-rows:auto minmax(0,1fr)}
.sc-reference-dialog .sc-dialog-head h2{flex:1;min-width:0}
.sc-reference-dialog .sc-kit-reader{min-height:0}
.sc-reference-dialog .school-hero{display:block;margin:0;padding:0}
.sc-reference-dialog pre{max-height:none}
.sc-reference-dialog .school-prompt-actions{display:flex;flex-wrap:wrap;gap:10px}
.sc-reference-dialog .sc-kit-reader>p{font-size:15px;line-height:1.6}

/* School reader: stable viewport, private notes, explicit evidence. */
#school-guide{margin:24px 0}
.sg-entry{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px;background:var(--nd-color-panel);border-radius:16px}
.sg-entry h2{margin:0 0 5px}
.sg-entry p{margin:0;color:var(--nd-color-text-secondary)}
.sc-proof-label{font-size:12px!important;line-height:1.5;color:var(--nd-color-text-secondary);padding:8px 10px;background:var(--nd-color-field);border-radius:8px}
.sc-cover-caption{position:absolute;bottom:6px;left:6px;background:var(--nd-color-panel);color:var(--nd-color-text-primary);border-radius:6px;padding:4px 7px;font-size:12px}
.nd-card-cover{position:relative}
.sc-guide-dialog fieldset{border:0;padding:0;margin:24px 0}
.sc-guide-dialog legend{font-weight:650;line-height:1.5}
.sc-guide-tabs{display:flex;gap:8px;position:sticky;top:-20px;padding:10px 0;background:var(--nd-color-page);z-index:2}
.sc-guide-tabs [aria-pressed=true]{background:var(--nd-color-accent);color:var(--nd-color-on-accent)}
.sg-question{display:block;margin:20px 0}
.sg-question strong{display:block;line-height:1.5}
.sg-question textarea{min-height:90px}
.sc-article-meta{font-size:12px;color:var(--nd-color-text-secondary);padding:12px 0}
.sc-toc nav{display:grid;gap:6px;margin-top:12px}
.sc-toc .btn{text-align:left;justify-content:flex-start;white-space:normal}
.sc-chapter{max-width:76ch;scroll-margin-top:76px}
.sc-chapter>p{white-space:pre-line;line-height:1.72!important}
.sc-chapter h3{font-size:21px}
.sc-overview-lessons{display:grid;gap:8px;margin:16px 0 26px}
.sc-overview-lessons .btn{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:12px;text-align:left}
.sc-overview-lessons small{color:var(--nd-color-text-secondary);font-size:12px}
.sc-case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.sc-case-card{min-width:0;padding:0;border:0;border-radius:12px;overflow:hidden;background:var(--nd-color-panel);color:var(--nd-color-text-primary);font:inherit;text-align:left;cursor:pointer}
.sc-case-card>img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}
.sc-case-card>span{display:grid;gap:6px;padding:12px}
.sc-case-card small{font-size:12px;color:var(--nd-color-text-secondary)}
.sc-case-card strong{font-size:15px;line-height:1.35}
.sc-case-reader{max-width:960px;margin:auto}
#sc-case-player>img,#sc-case-player>video,.sc-case-reader details>video{max-height:55dvh;object-fit:contain}
.sc-case-reader iframe{display:block;width:min(100%,540px);height:640px;max-height:75dvh;border:0;margin:14px auto;border-radius:10px;background:var(--nd-color-panel)}
.sc-kit .sc-actions{margin:0}
.sc-kit-reader [hidden]{display:none!important}
.sc-kit-reader p{line-height:1.6}
.sc-kit-reader h3{margin:24px 0 12px}
.sc-kit-reader a:not(.btn){color:var(--nd-color-text-primary);text-decoration:underline}
.sc-case-card:focus-visible,.sc-toc button:focus-visible{outline:2px solid var(--nd-color-accent);outline-offset:2px}
@media(max-width:900px){.sg-entry{align-items:start;flex-direction:column}
.sc-case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.sc-overview-lessons .btn{grid-template-columns:36px minmax(0,1fr)}
.sc-overview-lessons .btn>small:last-child{grid-column:2}
.sc-chapter h3{font-size:19px}
.sc-guide-tabs{top:-16px}
.sg-entry .sc-actions{margin:0}
.sc-kit .sc-actions{width:100%}}
@media(max-width:420px){.sc-case-grid{grid-template-columns:1fr}
.sc-case-card{display:grid;grid-template-columns:100px minmax(0,1fr)}
.sc-case-card>img{height:100%;aspect-ratio:auto}
.sg-entry{padding:14px}
.sg-entry .btn{font-size:12px}
.sc-guide-tabs .btn{flex:1;padding-inline:8px;font-size:12px}
.sc-kit .btn{font-size:12px}}
#sc-case-player>img,#sc-case-player>video,.sc-case-reader details>video{display:block;width:100%;max-height:55dvh;object-fit:contain;background:var(--nd-color-media);border-radius:12px;margin:16px 0}
.sc-toc nav button{font:inherit;font-size:14px;text-align:left;color:var(--nd-color-text-primary);background:var(--nd-color-field);padding:10px;border:0;border-radius:8px;cursor:pointer}
.sc-overview-lessons .btn{white-space:normal;line-height:1.4}
.sc-course-overview{max-width:1100px;margin:auto}
.sc-guide-dialog .sc-dialog-head>h2{flex:1;min-width:0;margin:0;font-size:18px}
.school-template-bank{margin:24px 0}
.school-template-bank>summary{font-size:20px;font-weight:700;cursor:pointer;padding:14px 0}
.sc-evidence-bank{margin:28px 0}
.sc-evidence-bank>h3{margin-bottom:8px}
html:has(body[data-page="school"]){scrollbar-gutter:stable}
html:has(.sc-dialog[open]){overflow:hidden}
.school-enrollment-dialog .sc-kit-reader{overflow:auto}
.school-enrollment-dialog .school-hero{border:0;padding:8px 0}
.sc-kit-reader{overscroll-behavior:contain}/* Reader and worksheet share one responsive grid. */body[data-page=school] .main {max-width:1760px;width:100%;padding:24px var(--nd-page-gutter,16px)}
.school-hero h1 {font-size:clamp(24px,3vw,32px)}
.sc-dialog {box-sizing:border-box;width:calc(100% - 16px);height:calc(100dvh - 16px);margin:auto;border-radius:var(--nd-radius-dialog);background:var(--nd-color-page);box-shadow:var(--nd-shadow-overlay)}
.sc-dialog::backdrop {background:var(--nd-color-scrim)}
.sc-dialog-shell {grid-template-rows:auto minmax(0,1fr) auto;min-height:0;min-width:0}
.sc-dialog-head {padding:12px 16px;gap:12px}
.sc-dialog-head h2{font-size:18px;line-height:1.3;margin:4px 0 0}
.sc-dialog-head small{font-size:12px}
.sc-close {border-radius:var(--nd-radius-control);width:44px;height:44px}
.sc-dialog-foot {min-height:60px;padding:12px 16px;padding-bottom:max(12px,env(safe-area-inset-bottom));gap:12px;border-top:1px solid var(--nd-color-line)}
.sc-dialog-foot>span {font-size:13px;overflow-wrap:anywhere;min-width:0}
.sc-workspace {grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);min-width:0}
.sc-lesson-list {padding:10px 16px;overflow:visible;min-width:0}
.sc-lesson-list>div,.sc-lesson-list>.sc-caption,.sc-lesson-list>label {display:none}
.sc-lesson-list>select {display:block;min-height:44px;font-size:16px;width:100%;min-width:0;max-width:100%}
.sc-reader {min-width:0;padding:0 16px 24px}
.sc-tabs {display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;position:sticky;top:0;background:var(--nd-color-page);z-index:5}
.sc-tabs button {min-height:44px;min-width:0;padding:8px 4px;font-size:clamp(12px,3.5vw,14px);overflow-wrap:anywhere;border-radius:var(--nd-radius-control)}
.sc-reader [role=tabpanel] {min-width:0}
.sc-reader h3 {font-size:20px;line-height:1.3}
.sc-reader p,.sc-kit-reader p {font-size:16px;line-height:1.65}
.sc-chapter {max-width:76ch}
.sc-caption,.sc-article-meta {font-size:13px!important;line-height:1.5!important}
.sc-dialog :is(textarea,select,input[type=search]) {font-size:16px;min-height:44px;border-color:var(--nd-color-control-border);border-radius:var(--nd-radius-control)}
.sc-dialog textarea {width:100%;min-width:0;box-sizing:border-box;resize:vertical;line-height:1.6}
.sc-dialog #sc-notes {min-height:min(36dvh,320px);height:260px}
.sc-reader summary,.sc-lesson-list button,.sc-guide-tabs button {min-height:44px;display:flex;align-items:center;gap:8px}
.sc-reader details>summary{list-style:revert;display:list-item;padding:12px 0}
.sc-option {min-height:44px;align-items:center;border:1px solid var(--nd-color-control-border);background:var(--nd-color-field)}
.sc-option:has(input:checked){border-color:var(--nd-color-focus);background:color-mix(in srgb,var(--nd-color-accent) 12%,var(--nd-color-field))}
.sc-option input{width:20px;height:20px;accent-color:var(--nd-color-focus)}
.sc-dialog [data-state=error],.sc-dialog #sc-feedback:not(:empty) {border-radius:var(--nd-radius-control);padding:10px 12px;background:var(--nd-color-field)}
.sc-dialog .sc-dialog-foot [data-state=error]{color:var(--nd-color-error-text);background:var(--nd-color-error-surface)}
.sc-guide-tabs {top:0;flex-wrap:wrap}
.sc-guide-tabs .btn{flex:1;min-width:100px;font-size:14px}
.sc-course,.sc-case-card {box-shadow:var(--nd-shadow-card)}
.sc-card-body b{color:var(--nd-color-focus)}
.sc-actions {align-items:stretch;gap:8px}
.sc-actions .btn{min-height:44px}
.sc-kit-reader,.sc-case-reader{min-width:0;overflow-wrap:anywhere}
.sc-kit-reader pre{max-width:100%;overflow-wrap:anywhere}
@media(min-width:901px){
 .sc-dialog{width:min(1220px,calc(100% - 48px));height:min(940px,calc(100dvh - 48px))}
.sc-dialog-head{padding:16px 24px}
.sc-dialog-head h2{font-size:22px}
.sc-workspace{grid-template-columns:240px minmax(0,1fr);grid-template-rows:minmax(0,1fr)}
.sc-lesson-list{padding:20px 16px;overflow:auto}
.sc-lesson-list>div{display:grid}
.sc-lesson-list>.sc-caption,.sc-lesson-list>label{display:block}
.sc-lesson-list>select{display:none}
.sc-reader{padding:0 24px 32px}
.sc-dialog-foot{padding:12px 24px}
.sc-tabs button{font-size:14px}
.sc-dialog-foot>span{flex-basis:auto}
}
@media(max-width:600px){.sc-actions>.btn,.sc-kit .sc-actions>.btn{flex:1;justify-content:center}
.sg-entry .sc-actions{width:100%}
.sc-heading{gap:12px}
.sc-goal{font-size:18px!important}
.sc-reader summary{line-height:1.4}
.sc-dialog-foot>span{flex-basis:100%}}