:root{--iso24-purple:#50218E;--iso24-plum:#281044;--iso24-gold:#F5BD27;--iso24-bg:#F7F7FA;--iso24-card:#fff;--iso24-text:#21172e;--iso24-muted:#746b7d;--iso24-line:#e9e4ef;--iso24-shadow:0 18px 60px rgba(40,16,68,.09)}
.iso24-wrap{min-height:100vh;background:linear-gradient(180deg,#fbf9ff 0,#f7f7fa 48%,#fff 100%);padding:96px max(24px,5vw) 72px;color:var(--iso24-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.iso24-page-head{max-width:1280px;margin:0 auto 28px}.iso24-page-head h1{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.045em;margin:8px 0 10px}.iso24-page-head p{font-size:1.05rem;color:var(--iso24-muted);max-width:760px;line-height:1.7}.iso24-kicker{font-size:.72rem;font-weight:800;letter-spacing:.16em;color:var(--iso24-purple)}.iso24-back{display:inline-block;margin-bottom:22px;color:var(--iso24-muted);text-decoration:none;font-weight:700}.iso24-toolbar{max-width:1280px;margin:0 auto 30px;display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center}.iso24-search{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--iso24-line);border-radius:16px;padding:0 16px;box-shadow:0 8px 28px rgba(40,16,68,.05)}.iso24-search input{border:0;outline:0;background:transparent;padding:14px 0;width:100%;font:inherit}.iso24-filter-row{display:flex;gap:8px}.iso24-filter-row select,.iso24-course-form input,.iso24-course-form select,.iso24-course-form textarea,.iso24-add-module input,.iso24-add-module textarea,.iso24-attach select,.iso24-attach input{border:1px solid var(--iso24-line);background:#fff;border-radius:12px;padding:12px 13px;font:inherit;color:var(--iso24-text);width:100%;box-sizing:border-box}.iso24-primary,.iso24-secondary{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:12px;padding:12px 16px;font-weight:800;text-decoration:none;border:0;cursor:pointer}.iso24-primary{background:var(--iso24-purple);color:#fff;box-shadow:0 10px 24px rgba(80,33,142,.18)}.iso24-secondary{background:#fff;color:var(--iso24-purple);border:1px solid #d9ccea}.iso24-course-grid{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.iso24-course-card{background:#fff;border:1px solid var(--iso24-line);border-radius:22px;overflow:hidden;box-shadow:0 8px 30px rgba(40,16,68,.05);transition:.22s ease}.iso24-course-card:hover{transform:translateY(-4px);box-shadow:var(--iso24-shadow)}.iso24-course-cover{height:180px;background-size:cover;background-position:center}.iso24-cover-fallback{display:grid;place-items:center;background:linear-gradient(135deg,var(--iso24-plum),var(--iso24-purple) 65%,#7d51b2)}.iso24-cover-fallback span{font-size:3rem;font-weight:900;color:#fff}.iso24-course-card-body{padding:20px}.iso24-course-card h3{font-size:1.25rem;margin:10px 0 8px}.iso24-course-card p{color:var(--iso24-muted);line-height:1.6}.iso24-course-meta,.iso24-mini-meta,.iso24-card-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.iso24-course-meta>span:not(.iso24-badge),.iso24-mini-meta span{font-size:.78rem;color:var(--iso24-muted)}.iso24-mini-meta{margin-top:15px;padding-top:14px;border-top:1px solid var(--iso24-line)}.iso24-card-actions{margin-top:18px}.iso24-card-actions a{font-size:.84rem;font-weight:800;color:var(--iso24-purple);text-decoration:none}.iso24-badge{display:inline-flex;border-radius:999px;padding:5px 9px;background:#f1ebf8;color:var(--iso24-purple);font-size:.7rem;font-weight:800}.iso24-badge.published,.iso24-badge.approved{background:#e9f7ef;color:#18723b}.iso24-badge.archived{background:#f1f1f3;color:#666}.iso24-badge.submitted_for_review,.iso24-badge.scheduled{background:#fff5dc;color:#93670c}.iso24-empty{max-width:900px;margin:50px auto;text-align:center;background:#fff;border:1px dashed #d8cce4;border-radius:24px;padding:48px 30px;box-shadow:0 8px 30px rgba(40,16,68,.04)}.iso24-empty.compact{margin:14px 0;padding:22px}.iso24-empty-icon{font-size:2.6rem}.iso24-builder-layout{max-width:1280px;margin:0 auto;display:block}.iso24-course-form{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px}.iso24-builder-main{min-width:0}.iso24-builder-side{min-width:0}.iso24-sticky{position:sticky;top:24px}.iso24-panel{background:#fff;border:1px solid var(--iso24-line);border-radius:22px;padding:22px;margin-bottom:20px;box-shadow:0 8px 30px rgba(40,16,68,.05)}.iso24-panel-title{display:flex;gap:14px;margin-bottom:20px}.iso24-panel-title>span{width:34px;height:34px;border-radius:10px;background:#f2ebfa;color:var(--iso24-purple);display:grid;place-items:center;font-size:.72rem;font-weight:900}.iso24-panel-title h2,.iso24-panel h3{margin:0}.iso24-panel-title p{margin:4px 0 0;color:var(--iso24-muted)}.iso24-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.iso24-form-grid label,.iso24-panel>label{display:grid;gap:7px;font-size:.82rem;font-weight:800}.iso24-span-2{grid-column:1/-1}.iso24-check{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center}.iso24-check input{width:auto}.iso24-sticky .iso24-primary,.iso24-sticky .iso24-secondary{width:100%;margin-top:10px;box-sizing:border-box}.iso24-saved{display:block;color:var(--iso24-muted);line-height:1.45;margin-top:12px}.iso24-curriculum{max-width:1280px;margin:34px auto 0}.iso24-section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:20px}.iso24-section-head h2{font-size:1.8rem;margin:5px 0}.iso24-section-head p{color:var(--iso24-muted)}.iso24-module-list{display:grid;gap:14px}.iso24-module{background:#fff;border:1px solid var(--iso24-line);border-radius:18px;box-shadow:0 8px 24px rgba(40,16,68,.045);overflow:hidden}.iso24-module.dragging,.iso24-lesson-row.dragging{opacity:.5}.iso24-module>header{display:grid;grid-template-columns:auto 1fr auto auto;gap:12px;align-items:center;padding:17px 18px;background:#fff}.iso24-module>header h3{margin:2px 0 0}.iso24-module>header small{color:var(--iso24-purple);font-weight:800}.iso24-module>header button{border:0;background:#f4f0f8;width:34px;height:34px;border-radius:10px;cursor:pointer}.iso24-drag{cursor:grab;color:#a89caf;font-weight:900}.iso24-module-body{padding:0 18px 18px;border-top:1px solid var(--iso24-line)}.iso24-module.collapsed .iso24-module-body{display:none}.iso24-lesson-list{display:grid;gap:8px;padding:14px 0}.iso24-lesson-row{display:grid;grid-template-columns:auto 32px 1fr auto auto;gap:10px;align-items:center;background:#faf9fc;border:1px solid #eeeaf2;border-radius:13px;padding:11px 12px}.iso24-lesson-row a{color:var(--iso24-purple);font-size:.78rem;font-weight:800;text-decoration:none}.iso24-lesson-row small{display:block;color:var(--iso24-muted);margin-top:3px}.iso24-lesson-number{width:26px;height:26px;border-radius:8px;background:#eee6f7;display:grid;place-items:center;font-size:.75rem;font-weight:800;color:var(--iso24-purple)}.iso24-inline-empty{padding:16px;border:1px dashed #ddd4e7;border-radius:12px;color:var(--iso24-muted)}.iso24-attach{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:8px}.iso24-add-module{display:grid;grid-template-columns:1.2fr 2fr auto;gap:10px;margin-top:18px;background:#fff;border:1px solid var(--iso24-line);padding:16px;border-radius:18px}.iso24-danger-zone{margin-top:22px;background:#fff;border:1px solid var(--iso24-line);padding:18px;border-radius:18px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.iso24-danger-zone h3{margin:0 auto 0 0}.iso24-danger-zone a{text-decoration:none;font-weight:800;font-size:.82rem;color:var(--iso24-purple)}.iso24-danger-zone a.danger{color:#a32626}.iso24-toast{max-width:1280px;margin:0 auto 20px;border-radius:12px;padding:12px 14px}.iso24-toast.success{background:#eaf8ef;color:#166737}.iso24-course-hero{max-width:1280px;margin:0 auto 32px;min-height:380px;border-radius:30px;overflow:hidden;padding:42px;box-sizing:border-box;display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:end;background:linear-gradient(135deg,rgba(40,16,68,.96),rgba(80,33,142,.88)),var(--course-banner);background-size:cover;background-position:center;color:#fff;box-shadow:var(--iso24-shadow)}.iso24-course-hero-content{display:flex;gap:24px;align-items:center}.iso24-course-hero-content img{width:155px;height:155px;object-fit:cover;border-radius:22px;border:1px solid rgba(255,255,255,.25)}.iso24-course-hero h1{font-size:clamp(2.2rem,5vw,4.4rem);line-height:.98;letter-spacing:-.05em;margin:8px 0 14px}.iso24-course-hero p{color:rgba(255,255,255,.78);max-width:720px;line-height:1.65}.iso24-hero-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:.82rem}.iso24-progress-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(14px);border-radius:20px;padding:20px}.iso24-progress-card p{font-size:.9rem}.iso24-progress-card .iso24-primary{background:var(--iso24-gold);color:var(--iso24-plum);width:100%;box-sizing:border-box;margin-top:12px}.iso24-course-about,.iso24-course-curriculum{max-width:1000px;margin:0 auto 34px}.iso24-course-about{background:#fff;border:1px solid var(--iso24-line);border-radius:22px;padding:28px}.iso24-rich{line-height:1.75;color:#51495a}.iso24-view-module{background:#fff;border:1px solid var(--iso24-line);border-radius:18px;margin-bottom:12px;overflow:hidden}.iso24-view-module>button{width:100%;display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:center;text-align:left;border:0;background:#fff;padding:17px 18px;cursor:pointer}.iso24-view-module>button span{display:grid}.iso24-view-module>button small{color:var(--iso24-purple);font-weight:800}.iso24-view-lessons{padding:0 14px 14px}.iso24-view-module.collapsed .iso24-view-lessons{display:none}.iso24-view-lesson{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;padding:13px;border-top:1px solid #f0edf3;text-decoration:none;color:var(--iso24-text)}.iso24-view-lesson>span{width:28px;height:28px;border-radius:9px;background:#f0e9f8;color:var(--iso24-purple);display:grid;place-items:center;font-size:.78rem;font-weight:800}.iso24-view-lesson small{display:block;color:var(--iso24-muted);margin-top:3px}.iso24-view-lesson b{color:var(--iso24-purple);font-size:.8rem}.iso24-reader-overlay{position:fixed;inset:0;background:rgba(24,12,34,.55);z-index:100000;padding:18px;overflow:auto}.iso24-reader{max-width:980px;margin:0 auto;background:#fff;min-height:calc(100vh - 36px);border-radius:26px;overflow:hidden;box-shadow:0 30px 100px rgba(0,0,0,.28)}.iso24-reader>header{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;padding:18px 24px;background:var(--iso24-plum);color:#fff}.iso24-reader>header a{color:#fff;text-decoration:none;font-weight:800}.iso24-reader>header div{display:grid;text-align:center}.iso24-reader>header button{background:rgba(255,255,255,.12);border:0;color:#fff;width:36px;height:36px;border-radius:10px}.iso24-reader-meta{display:flex;gap:10px;flex-wrap:wrap;padding:14px 26px;border-bottom:1px solid var(--iso24-line);font-size:.78rem;color:var(--iso24-muted)}.iso24-reader-meta button{margin-left:auto;border:0;background:#f3edf8;color:var(--iso24-purple);border-radius:9px;padding:7px 10px}.iso24-reader article{max-width:760px;margin:0 auto;padding:36px 28px}.iso24-reader article section{margin-bottom:28px}.iso24-reader article h3{color:var(--iso24-plum)}.iso24-reader-content{font-size:1.06rem;line-height:1.85}.iso24-reader footer{display:flex;justify-content:space-between;padding:18px 24px;border-top:1px solid var(--iso24-line)}.iso24-reader footer>a:not(.iso24-primary){color:var(--iso24-purple);font-weight:800;text-decoration:none}
@media(max-width:980px){.iso24-toolbar{grid-template-columns:1fr}.iso24-filter-row{display:grid;grid-template-columns:1fr 1fr}.iso24-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.iso24-course-form{grid-template-columns:1fr}.iso24-sticky{position:static}.iso24-course-hero{grid-template-columns:1fr}.iso24-progress-card{max-width:none}.iso24-attach{grid-template-columns:1fr 1fr}.iso24-add-module{grid-template-columns:1fr}.iso24-course-hero-content{align-items:flex-start}}
@media(max-width:680px){.iso24-wrap{padding:82px 16px 84px}.iso24-course-grid{grid-template-columns:1fr}.iso24-filter-row{grid-template-columns:1fr}.iso24-form-grid{grid-template-columns:1fr}.iso24-span-2{grid-column:auto}.iso24-module>header{grid-template-columns:auto 1fr auto}.iso24-module>header>b{display:none}.iso24-lesson-row{grid-template-columns:auto 30px 1fr}.iso24-lesson-row a{grid-column:3}.iso24-attach{grid-template-columns:1fr}.iso24-course-hero{padding:28px 20px;border-radius:22px}.iso24-course-hero-content{display:block}.iso24-course-hero-content img{width:100px;height:100px;margin-bottom:14px}.iso24-course-hero h1{font-size:2.45rem}.iso24-view-module>button{grid-template-columns:1fr auto}.iso24-view-module>button>b{display:none}.iso24-view-lesson{grid-template-columns:32px 1fr}.iso24-view-lesson>b{grid-column:2}.iso24-reader-overlay{padding:0}.iso24-reader{border-radius:0;min-height:100vh}.iso24-reader>header{grid-template-columns:1fr auto}.iso24-reader>header>a{grid-column:1/-1}.iso24-reader>header div{text-align:left}.iso24-reader-meta button{margin-left:0}.iso24-reader article{padding:28px 18px}.iso24-reader footer{position:sticky;bottom:0;background:#fff}.iso24-danger-zone{display:grid}.iso24-danger-zone h3{margin:0}}
.iso24-module-tools{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;padding-top:12px;border-top:1px solid var(--iso24-line)}.iso24-module-tools form{display:flex;gap:8px;flex:1}.iso24-module-tools input{border:1px solid var(--iso24-line);border-radius:10px;padding:10px 12px;flex:1}.iso24-module-tools .danger{font-weight:800;color:#a32626;text-decoration:none;font-size:.82rem}.iso24-view-lesson.locked{opacity:.58;cursor:not-allowed}.iso24-view-lesson.locked b{color:#777}
@media(max-width:680px){.iso24-module-tools,.iso24-module-tools form{display:grid}.iso24-module-tools{grid-template-columns:1fr}.iso24-module-tools form{grid-template-columns:1fr}.iso24-module-tools .danger{padding:10px 0}}