:root{--ink:#1f2a25;--muted:#66736c;--green:#173f2d;--green-2:#215c42;--green-soft:#edf4ef;--gold:#b89a5c;--line:#dfe5e1;--paper:#fff;--bg:#f5f7f5;--sidebar:#102d21;--danger:#7a2020;--success:#164d2d}*{box-sizing:border-box}html{min-height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header{background:#fff;border-bottom:1px solid var(--line);padding:16px 0}.site-header .shell{display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;color:var(--green);text-decoration:none;font-size:1.15rem}.site-footer{padding:32px 0;color:var(--muted)}main{padding:36px 0}h1,h2,h3{line-height:1.16;margin-top:0}h1{letter-spacing:-.025em}a{color:var(--green-2)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 4px 16px rgba(16,45,33,.04);margin-bottom:18px}.narrow{max-width:520px;margin:30px auto}.form-grid{display:grid;gap:16px}.form-grid label{display:grid;gap:7px;font-weight:650}.form-grid input,.form-grid select,.form-grid textarea{padding:11px 12px;border:1px solid #b9c2bd;border-radius:9px;font:inherit;background:#fff}.form-grid button,.button,.link-button,button{font:inherit;border:0;border-radius:9px;padding:10px 14px;cursor:pointer}.form-grid button,.button,button[type=submit]{background:var(--green);color:#fff;font-weight:750}.button{text-decoration:none;display:inline-block}.button:hover,button[type=submit]:hover{background:var(--green-2)}.link-button{background:transparent;color:var(--green)}.notice{padding:12px 16px;border-radius:10px;margin-bottom:18px}.notice.error{background:#fde9e9;color:var(--danger)}.notice.success{background:#e6f5eb;color:var(--success)}.admin-menu{display:flex;flex-wrap:wrap;gap:10px}.admin-menu span,.admin-menu a{background:#fff;border:1px solid var(--line);padding:9px 12px;border-radius:999px;text-decoration:none}.admin-menu .disabled{opacity:.55}.page-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:18px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;background:#fff}th,td{text-align:left;padding:11px 12px;border-bottom:1px solid #e5e9e6;vertical-align:top}th{font-size:.9rem;color:#53605a;background:#fafbfa}.course-list{display:grid;gap:8px}.lesson-row{display:flex;justify-content:space-between;gap:16px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:13px 15px;text-decoration:none;color:var(--ink)}.lesson-row small{color:var(--muted)}.eyebrow{text-transform:uppercase;letter-spacing:.09em;font-size:.75rem;color:#6b7771;font-weight:800}.lesson{max-width:820px}.lesson>p,.lesson>h1,.lesson>h2,.lesson>div,.lesson>article{margin-left:auto;margin-right:auto}.assessment-item{margin:0 0 18px}.assessment-item label{display:grid;gap:6px;margin:12px 0}.assessment-item input,.assessment-item textarea{font:inherit;padding:9px;border:1px solid #bbb;border-radius:7px}.assessment-item .choice{display:flex;grid-template-columns:none;align-items:center}.response-box{background:#f3f4f2;padding:12px;border-radius:8px}.response-box pre{white-space:pre-wrap}select,textarea,input[type=date],input[type=number],input[type=text],input[type=file],input[type=email],input[type=password]{font:inherit;max-width:100%;padding:9px;border:1px solid #b9c2bd;border-radius:8px}textarea{min-height:90px}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px}fieldset{border:1px solid var(--line);border-radius:8px;padding:10px}

/* Admin application shell */
.admin-body{background:#f4f6f4}.admin-shell{min-height:100vh;display:grid;grid-template-columns:250px minmax(0,1fr)}.admin-sidebar{background:var(--sidebar);color:#fff;padding:24px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.admin-brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;padding:2px 8px 24px}.brand-mark{width:40px;height:40px;border-radius:12px;background:#fff;color:var(--green);display:grid;place-items:center;font-size:1.25rem;font-weight:900}.admin-brand strong,.admin-brand small{display:block}.admin-brand strong{font-size:1.05rem;letter-spacing:.02em}.admin-brand small{color:#bad0c3;font-size:.78rem;margin-top:1px}.nav-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.13em;color:#8fb09e;font-weight:800;padding:10px 12px}.side-nav{display:grid;gap:4px}.side-nav a{display:flex;align-items:center;gap:11px;color:#d7e5dd;text-decoration:none;padding:10px 12px;border-radius:10px;font-size:.92rem;font-weight:650}.side-nav a:hover,.side-nav a.active{background:rgba(255,255,255,.10);color:#fff}.side-nav a.active{box-shadow:inset 3px 0 0 var(--gold)}.nav-icon{width:20px;text-align:center;font-size:1rem;opacity:.95}.sidebar-footer{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding:18px 10px 4px;color:#d6e4dc;font-size:.76rem;font-weight:700}.sidebar-footer span{display:block;color:#88a897;font-weight:500;margin-top:2px}.admin-main{min-width:0}.admin-topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:5}.admin-topbar>div{display:grid}.topbar-kicker{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:#78847d;font-weight:750}.admin-topbar strong{font-size:1rem;margin-top:1px}.signout-button{background:#f1f4f2!important;color:var(--green)!important;border:1px solid var(--line)!important;padding:8px 12px!important}.admin-content{padding:30px;max-width:1440px;margin:0 auto}.admin-dashboard{max-width:1200px}.dashboard-hero{background:linear-gradient(130deg,#173f2d,#215c42);color:#fff;border-radius:20px;padding:32px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:0 12px 30px rgba(16,45,33,.12);margin-bottom:18px}.dashboard-hero .eyebrow{color:#bfd0c6}.dashboard-hero h1{font-size:clamp(1.7rem,3vw,2.35rem);margin:5px 0 10px}.dashboard-hero p{margin:0;color:#d9e5de;max-width:650px}.primary-action{background:#fff!important;color:var(--green)!important;white-space:nowrap;padding:12px 17px}.status-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:0 0 28px}.status-strip>div{background:#fff;padding:15px 18px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.status-strip strong{font-size:.88rem}.status-strip small{width:100%;color:var(--muted);padding-left:15px}.status-dot{width:8px;height:8px;background:#2b8a57;border-radius:50%;box-shadow:0 0 0 4px #e8f5ed}.section-title{font-size:1.1rem;margin:0 0 14px}.dashboard-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:26px}.module-card{display:grid;grid-template-columns:46px minmax(0,1fr) 24px;align-items:center;gap:15px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px;text-decoration:none;color:var(--ink);box-shadow:0 3px 13px rgba(16,45,33,.035);transition:.15s ease}.module-card:hover{transform:translateY(-1px);border-color:#bdcec4;box-shadow:0 7px 20px rgba(16,45,33,.07)}.module-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;background:var(--green-soft);color:var(--green);font-size:1.25rem;font-weight:900}.module-card h3{font-size:1rem;margin:0 0 4px}.module-card p{margin:0;color:var(--muted);font-size:.87rem}.card-arrow{color:#92a199;font-size:1.2rem}.getting-started{display:grid;grid-template-columns:260px minmax(0,1fr);gap:28px;padding:26px}.getting-started h2{margin:5px 0 0;font-size:1.25rem}.step-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}.step-list li{display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start}.step-list li>span{width:30px;height:30px;display:grid;place-items:center;background:var(--green-soft);color:var(--green);font-weight:800;border-radius:9px}.step-list strong,.step-list small{display:block}.step-list small{color:var(--muted);margin-top:2px}

@media(max-width:960px){.admin-shell{grid-template-columns:76px minmax(0,1fr)}.admin-sidebar{padding:20px 10px}.admin-brand{padding:2px 8px 20px}.admin-brand>span:last-child,.nav-label,.side-nav a span:last-child,.sidebar-footer{display:none}.side-nav a{justify-content:center;padding:11px}.nav-icon{font-size:1.15rem}.dashboard-grid{grid-template-columns:1fr}.getting-started{grid-template-columns:1fr}.status-strip{grid-template-columns:1fr}}
@media(max-width:640px){main{padding:22px 0}.card{padding:18px}.page-head,.lesson-row{display:block}.lesson-row small{display:block;margin-top:5px}.admin-shell{display:block}.admin-sidebar{height:auto;position:static;padding:10px 12px;display:block}.admin-brand{padding:4px 4px 10px}.admin-brand>span:last-child{display:block}.nav-label,.sidebar-footer{display:none}.side-nav{display:flex;overflow-x:auto;gap:6px;padding-bottom:2px}.side-nav a{min-width:48px;padding:9px}.side-nav a span:last-child{display:none}.admin-topbar{height:62px;padding:0 16px}.admin-content{padding:18px 14px}.dashboard-hero{display:block;padding:24px}.dashboard-hero .primary-action{margin-top:18px}.dashboard-grid{gap:10px}.module-card{grid-template-columns:42px minmax(0,1fr) 18px;padding:15px}.module-icon{width:42px;height:42px}.status-strip{margin-bottom:22px}}

/* Content Installer v1.3.0 */
.content-installer-head{margin-bottom:22px}.content-installer-head h1{margin-bottom:8px}.content-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:0 0 20px}.stat-card{background:#fff;border:1px solid var(--border,#e4e7ec);border-radius:14px;padding:18px 20px;box-shadow:0 1px 2px rgba(16,24,40,.04)}.stat-card strong{display:block;font-size:1.6rem;line-height:1.1;color:#17212b}.stat-card span{display:block;margin-top:6px;color:#667085;font-size:.9rem}.installer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(280px,.8fr);gap:20px;margin-bottom:20px}.installer-upload-card,.installer-help-card{height:100%}.friendly-list{margin:14px 0 20px;padding-left:20px}.friendly-list li{margin:9px 0;color:#475467}.content-upload-form{display:grid;gap:14px}.upload-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:2px dashed #b9c4d0;border-radius:14px;background:#f8fafc;padding:28px 20px;cursor:pointer;transition:.15s ease}.upload-drop:hover{border-color:#667f93;background:#f4f7f9}.upload-drop .upload-symbol{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:#e7eef3;font-size:1.5rem;margin-bottom:10px}.upload-drop small{color:#667085;margin:5px 0 14px}.upload-drop input{max-width:100%;font:inherit}.install-button{justify-self:start;min-width:180px}.muted-note{font-size:.88rem;color:#667085;margin-top:14px}.simple-process{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:16px}.simple-process li{display:flex;gap:12px;align-items:flex-start}.simple-process li>span{display:grid;place-items:center;flex:0 0 30px;width:30px;height:30px;border-radius:999px;background:#edf2f5;color:#334e60;font-weight:700}.simple-process strong,.simple-process small{display:block}.simple-process small{margin-top:3px;color:#667085}.install-results{margin-bottom:20px}.results-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.results-heading h2{margin-bottom:0}.result-pills{display:flex;gap:8px;flex-wrap:wrap}.result-pill,.status-badge{display:inline-flex;align-items:center;border-radius:999px;font-weight:700;font-size:.78rem;padding:5px 9px}.result-pill.installed,.status-badge.installed{background:#eaf7ef;color:#17683a}.result-pill.skipped,.status-badge.skipped{background:#fff6dc;color:#815a00}.result-pill.failed,.status-badge.failed{background:#fdebec;color:#a72b2b}.result-table td{vertical-align:top}.result-next-step{margin-top:16px;border-radius:10px;background:#f2f7fa;padding:12px 14px}.grade-content-status{margin-bottom:20px}.grade-status-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-top:14px}.grade-status{border:1px solid var(--border,#e4e7ec);border-radius:10px;padding:12px;background:#fafbfc}.grade-status strong,.grade-status span{display:block}.grade-status span{color:#667085;font-size:.82rem;margin-top:3px}
@media(max-width:900px){.content-stats{grid-template-columns:1fr}.installer-grid{grid-template-columns:1fr}.grade-status-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.results-heading{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.grade-status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.install-button{width:100%}}


/* Course Content Viewer v1.3.2 */
.content-stat-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin:20px 0}.content-stat{background:#fff;border:1px solid #e3e8ee;border-radius:14px;padding:16px}.content-stat strong{display:block;font-size:1.7rem;line-height:1}.content-stat span{display:block;margin-top:7px;color:#64748b;font-size:.84rem}.status-pill{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;background:#eef6ff;font-weight:700}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:16px}.muted{color:#64748b}.term-panel,.topic-panel,.lesson-panel{border:1px solid #dfe5ec;border-radius:12px;background:#fff;margin:10px 0;overflow:hidden}.topic-panel{background:#fbfcfe}.lesson-panel{background:#fff}.term-panel>summary,.topic-panel>summary,.lesson-panel>summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:15px 16px}.term-panel>summary::-webkit-details-marker,.topic-panel>summary::-webkit-details-marker,.lesson-panel>summary::-webkit-details-marker{display:none}.term-panel>summary span:first-child,.topic-panel>summary span:first-child,.lesson-panel>summary span:first-child{display:flex;flex-direction:column;gap:3px}.term-panel summary small,.topic-panel summary small,.lesson-panel summary small{font-weight:400;color:#64748b}.summary-chevron{font-size:1.2rem;color:#64748b}.term-body,.topic-body,.lesson-body{padding:4px 16px 16px}.topic-body{padding-left:18px}.lesson-meta{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 16px}.lesson-meta span{background:#f3f6f9;border-radius:999px;padding:5px 9px;font-size:.78rem}.activity-list{display:grid;gap:9px}.activity-row,.assessment-row{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;border:1px solid #e5e9ef;border-radius:10px;padding:11px 12px;background:#fff}.activity-row small,.assessment-row small{display:block;color:#64748b;margin-top:3px}.activity-row p{margin:6px 0 0;color:#475569;font-size:.9rem}.marks{white-space:nowrap;font-weight:700}.assessment-list{display:grid;gap:10px}@media(max-width:980px){.content-stat-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:620px){.content-stat-grid{grid-template-columns:repeat(2,1fr)}.section-heading,.activity-row,.assessment-row{flex-direction:column}.marks{white-space:normal}}

/* Grade 1 learner experience v1.4.0 */
.g1-course,.g1-lesson{max-width:1000px;margin:0 auto}.learner-course-hero,.lesson-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff6cf,#eaf7ef 55%,#e9f4ff);border:1px solid #dce8df;border-radius:26px;padding:30px;margin-bottom:24px;box-shadow:0 12px 35px rgba(26,77,49,.08)}.learner-course-hero:after,.lesson-hero:after{content:"★  ●  ▲";position:absolute;right:22px;top:18px;font-size:2rem;letter-spacing:10px;opacity:.12}.back-link{display:inline-block;text-decoration:none;font-weight:750;margin-bottom:18px}.learner-kicker{display:block;text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;font-weight:900;color:#3d6d54}.learner-course-hero h1,.lesson-hero h1{font-size:clamp(2rem,6vw,3rem);margin:6px 0 8px;color:#173f2d}.learner-course-hero p,.lesson-hero p{margin:0;color:#5b6a61}.learner-progress{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;margin-top:22px;background:rgba(255,255,255,.75);padding:13px 15px;border-radius:16px}.learner-progress>div:first-child{display:grid}.learner-progress strong{font-size:1.25rem}.learner-progress span{font-size:.78rem;color:#68766f}.progress-track{height:12px;background:#dde7e0;border-radius:99px;overflow:hidden}.progress-track span{display:block;height:100%;background:linear-gradient(90deg,#56b881,#f3ba52);border-radius:99px}.term-adventures{display:grid;gap:16px}.term-card{background:#fff;border:1px solid #dfe7e2;border-radius:20px;overflow:hidden;box-shadow:0 5px 18px rgba(22,63,45,.05)}.term-card summary{list-style:none;display:grid;grid-template-columns:48px 1fr 24px;gap:14px;align-items:center;padding:18px 20px;cursor:pointer}.term-card summary::-webkit-details-marker{display:none}.term-card summary strong,.term-card summary small{display:block}.term-card summary small{color:#6e7b74;margin-top:2px}.term-badge{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:#173f2d;color:#fff;font-weight:900;font-size:1.1rem}.term-chevron{font-size:1.35rem;color:#718078}.term-body{padding:0 20px 20px}.topic-group{padding:18px 0 2px;border-top:1px dashed #d9e1dc}.topic-group h3{font-size:1rem;color:#385243;margin-bottom:12px}.learner-lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.learner-lesson-card{display:grid;grid-template-columns:34px 1fr;column-gap:10px;background:#f8fbf9;border:1px solid #dfe8e2;border-radius:14px;padding:13px;text-decoration:none;color:#203229;transition:.15s ease}.learner-lesson-card:hover{transform:translateY(-1px);border-color:#a8c2b2;box-shadow:0 6px 16px rgba(23,63,45,.07)}.lesson-status{grid-row:1/3;width:30px;height:30px;border-radius:10px;background:#fff2bd;display:grid;place-items:center}.learner-lesson-card.done .lesson-status{background:#dff3e8;color:#14643b}.lesson-name{font-weight:800}.learner-lesson-card small{color:#738078}.lesson-time{font-weight:700}.lesson-story{display:grid;gap:13px}.mission-heading{font-size:1.35rem;margin:4px 0 0}.teaching-paragraph{font-size:1.08rem;background:#fff;padding:18px 20px;border-radius:16px;border:1px solid #e1e8e3;margin:0}.learning-card{display:grid;grid-template-columns:48px 1fr;gap:14px;background:#fff;border:1px solid #dfe6e1;border-radius:18px;padding:18px 20px;box-shadow:0 4px 12px rgba(20,60,42,.035)}.learning-card>span{font-size:1.6rem;width:44px;height:44px;display:grid;place-items:center;background:#f3f8f5;border-radius:14px}.learning-card strong{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:#4c6658}.learning-card p{margin:4px 0 0;font-size:1.03rem}.example-card{background:#fff9e8;border-color:#f0dfac}.callout-card{background:#edf8f1;border-color:#cfe7d8}.activity-zone{margin-top:30px}.activity-heading{display:flex;gap:12px;align-items:center;margin-bottom:14px}.activity-heading>span{font-size:2rem}.activity-heading h2,.activity-heading p{margin:0}.activity-heading p{color:#738078}.learner-activity{background:#fff;border:2px solid #e0e8e3;border-radius:22px;padding:22px;margin-bottom:16px;box-shadow:0 8px 20px rgba(20,60,42,.05)}.learner-activity.graded{border-color:#f0d78d;background:linear-gradient(180deg,#fffdf5,#fff)}.learner-activity.practice{border-color:#bfe0cb;background:linear-gradient(180deg,#f5fcf7,#fff)}.activity-top{display:flex;justify-content:space-between;gap:15px;align-items:flex-start}.activity-top h3{margin:7px 0 0;font-size:1.25rem}.activity-chip,.required-chip{display:inline-flex;border-radius:999px;padding:5px 9px;font-size:.72rem;font-weight:900;letter-spacing:.03em}.activity-chip{background:#eef5f0;color:#305541}.required-chip{background:#173f2d;color:#fff}.activity-visual{font-size:clamp(1.8rem,6vw,3rem);text-align:center;background:rgba(255,255,255,.75);border:1px dashed #cdd9d1;border-radius:16px;padding:18px;margin:16px 0;line-height:1.4}.activity-instructions{color:#607068}.activity-prompt{font-size:1.15rem;font-weight:850;color:#23382c}.choice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:14px 0}.choice-card{display:block;position:relative}.choice-card input{position:absolute;opacity:0}.choice-card span{display:block;border:2px solid #d6e0d9;border-radius:14px;padding:14px;text-align:center;background:#fff;font-weight:800;cursor:pointer;transition:.12s}.choice-card input:checked+span{border-color:#216044;background:#eaf7ef;box-shadow:0 0 0 3px #d8eee1}.answer-field{display:grid;gap:7px;margin:14px 0}.answer-field span{font-weight:800}.answer-field input{font-size:1.2rem!important;padding:13px 14px!important;border:2px solid #cedbd3!important;border-radius:13px!important}.done-check{display:flex;gap:11px;align-items:center;background:#edf8f1;border-radius:14px;padding:14px;margin:14px 0;font-weight:800}.done-check input{width:22px;height:22px}.big-action{font-size:1rem!important;padding:13px 18px!important;border-radius:13px!important}.lesson-finish{text-align:center;background:linear-gradient(135deg,#fff4c8,#e7f6ec);border:1px solid #d8e8dc;border-radius:22px;padding:26px;margin-top:26px}.lesson-finish>span{font-size:2.4rem;display:block}.lesson-finish strong{font-size:1.25rem}.lesson-finish p{margin:4px 0 0;color:#64736b}@media(max-width:700px){.learner-lesson-grid{grid-template-columns:1fr}.learner-course-hero,.lesson-hero{padding:22px}.learner-progress{grid-template-columns:1fr auto}.learner-progress>div:first-child{display:none}.learning-card{grid-template-columns:40px 1fr;padding:16px}.activity-top{display:block}.required-chip{margin-top:8px}.choice-grid{grid-template-columns:1fr}}

/* v1.5.0 role separation and admin learner preview */
.role-badge{display:inline-flex;align-items:center;width:max-content;border-radius:999px;padding:6px 10px;margin:0 8px 10px;font-size:.72rem;font-weight:900;letter-spacing:.04em}.admin-role{background:rgba(255,255,255,.1);color:#e7f1eb}.portal-header{background:#fff;border-bottom:1px solid var(--line)}.portal-header-inner{min-height:70px;display:flex;align-items:center;gap:14px}.portal-role{margin-left:auto;font-weight:900;border-radius:999px;padding:7px 12px;font-size:.82rem}.learner-role{background:#fff4c9;color:#644b00}.parent-role{background:#eaf4ff;color:#244e75}.portal-nav{background:#173f2d}.portal-nav .shell{display:flex;gap:4px}.portal-nav a{color:#eaf2ed;text-decoration:none;padding:11px 14px;font-weight:750;font-size:.9rem}.portal-nav a:hover{background:rgba(255,255,255,.1)}.parent-nav{background:#244e75}.portal-main{padding-top:30px}.experience-switcher{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0 28px}.experience-switcher article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;display:grid;grid-template-columns:42px 1fr;gap:12px}.experience-switcher article>span{font-size:1.65rem}.experience-switcher p{margin:4px 0 0;color:var(--muted);font-size:.86rem}.admin-help-card{display:grid;grid-template-columns:1fr 1fr;gap:16px}.admin-help-card>div{display:grid;grid-template-columns:38px 1fr;gap:12px}.help-number{width:34px;height:34px;border-radius:11px;background:var(--green-soft);display:grid;place-items:center;font-weight:900;color:var(--green)}.admin-help-card p{margin:3px 0;color:var(--muted)}.course-mode-actions{display:flex;justify-content:space-between;gap:20px;align-items:center;background:#f4f8f5;border:1px solid #d7e3da;border-radius:16px;padding:18px 20px;margin:16px 0 20px}.course-mode-actions p{margin:3px 0 0;color:var(--muted)}.course-mode-buttons{display:flex;gap:10px;flex-wrap:wrap}.secondary-action{background:#fff!important;color:var(--green)!important;border:1px solid #cbd9d0!important}.preview-action{background:#f1b84b!important;color:#25331e!important}.preview-shell{max-width:1120px;margin:0 auto}.preview-banner{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fff8df;border:1px solid #ecd991;border-radius:16px;padding:16px 18px;margin-bottom:18px}.preview-banner>div{display:grid}.preview-banner span{font-weight:900;color:#765b08}.preview-banner small{color:#71684e;margin-top:2px}.preview-stage{max-width:1000px;margin:0 auto}.preview-chip{background:#eef1f4;color:#53606a;border-radius:999px;padding:5px 9px;font-size:.72rem;font-weight:900}.preview-feedback{margin-top:12px;border-radius:12px;padding:10px 12px;font-weight:800;display:none}.preview-feedback.ok,.preview-feedback.try{display:block}.preview-feedback.ok{background:#e8f6ed;color:#17613a}.preview-feedback.try{background:#fff1df;color:#7a4e12}.learner-home{max-width:920px;margin:0 auto}.learner-welcome,.parent-welcome{display:flex;gap:18px;align-items:center;background:linear-gradient(135deg,#fff5c9,#eef9f2);border:1px solid #dce7df;border-radius:24px;padding:26px;margin-bottom:20px}.welcome-icon,.parent-welcome>span{font-size:2.4rem}.learner-welcome h1,.parent-welcome h1{margin:3px 0}.learner-welcome p,.parent-welcome p{margin:0;color:var(--muted)}.learner-home-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.learner-home-card{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center;text-decoration:none;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.learner-home-card>span{font-size:2rem}.learner-home-card h2{margin:0 0 4px}.learner-home-card p{margin:0;color:var(--muted)}.parent-home{max-width:1000px;margin:0 auto}.parent-learner-grid{display:grid;gap:14px}.parent-learner-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;display:grid;grid-template-columns:50px 1fr auto;gap:14px;align-items:center}.learner-avatar{font-size:1.8rem}.parent-learner-card h2{margin:0}.parent-learner-card p{margin:4px 0;color:var(--muted)}.parent-actions{display:flex;gap:7px;flex-wrap:wrap}.parent-actions a{background:#edf4f8;border-radius:9px;padding:8px 10px;text-decoration:none;font-weight:750;font-size:.84rem}@media(max-width:760px){.experience-switcher,.admin-help-card,.learner-home-grid{grid-template-columns:1fr}.course-mode-actions,.preview-banner{display:block}.course-mode-buttons{margin-top:13px}.parent-learner-card{grid-template-columns:42px 1fr}.parent-actions{grid-column:1/-1}.portal-role{margin-left:0}.portal-header-inner{flex-wrap:wrap;padding:10px 0}}

/* Foundation Phase Interactive Workbook Prototype v1.6.0 */
.workbook-prototype-shell{max-width:1180px;margin:0 auto}.workbook-prototype-topbar{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:18px}.workbook-prototype-topbar h1{margin:.25rem 0 .4rem}.workbook-prototype-topbar p{max-width:820px;color:var(--muted);margin:0}.prototype-note{background:#fff8da;border:1px solid #ead58a;border-radius:16px;padding:14px 18px;margin:0 0 18px;color:#5a4a13}.workbook-stage{background:radial-gradient(circle at 50% 15%,#ffffff 0,#edf2ed 48%,#d8e1da 100%);border:1px solid #d8e0da;border-radius:28px;padding:26px;min-height:420px;display:flex;align-items:center;justify-content:center;overflow:hidden}.workbook-book{width:min(850px,96vw);perspective:1800px;filter:drop-shadow(0 20px 28px rgba(34,51,42,.18))}.workbook-page{position:relative;transform-style:preserve-3d;transform-origin:left center;transition:transform .23s ease,opacity .23s ease;border-radius:8px;overflow:hidden;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.08)}.workbook-page:before{content:"";position:absolute;z-index:4;top:0;bottom:0;left:0;width:4%;pointer-events:none;background:linear-gradient(90deg,rgba(0,0,0,.14),rgba(0,0,0,0));mix-blend-mode:multiply;opacity:.35}.workbook-page.turn-forward{transform:rotateY(-13deg) translateX(-2%);opacity:.45}.workbook-page.turn-back{transform:rotateY(13deg) translateX(2%);opacity:.45}.workbook-page>img{display:block;width:100%;height:auto;user-select:none;-webkit-user-drag:none}.workbook-overlay{position:absolute;inset:0;z-index:5;pointer-events:none}.workbook-answer-box,.workbook-hotspot{position:absolute;pointer-events:auto;box-sizing:border-box}.workbook-answer-box{border:3px solid #18885e;background:rgba(255,255,255,.92);border-radius:8px;text-align:center;font-weight:900;font-size:clamp(.7rem,2.1vw,1.55rem);padding:0;box-shadow:0 4px 12px rgba(0,0,0,.16);outline:none}.workbook-answer-box:focus{border-color:#1466aa;box-shadow:0 0 0 4px rgba(20,102,170,.2)}.workbook-answer-box.is-correct{border-color:#15803d;background:rgba(220,252,231,.95)}.workbook-answer-box.is-wrong{border-color:#dc2626;background:rgba(254,226,226,.95)}.workbook-hotspot{border:3px dashed rgba(30,120,84,.72);background:rgba(255,255,255,.12);border-radius:10px;cursor:pointer;transition:.14s}.workbook-hotspot:hover{background:rgba(250,204,21,.22);border-color:#c28b00}.workbook-hotspot.selected{background:rgba(255,220,60,.34);border-style:solid;border-color:#b7791f}.workbook-hotspot.is-correct{background:rgba(34,197,94,.3);border-color:#15803d}.workbook-hotspot.is-wrong{background:rgba(239,68,68,.3);border-color:#dc2626}.page-corner{position:absolute;z-index:8;bottom:0;width:13%;height:12%;border:0;background:linear-gradient(135deg,transparent 45%,rgba(255,255,255,.86) 47%,#e1e7e2 100%);cursor:pointer;opacity:.72;transition:.15s}.page-corner:hover{opacity:1;transform:scale(1.03)}.page-corner:disabled{display:none}.page-corner span{position:absolute;bottom:10%;font-size:clamp(1.8rem,5vw,3.8rem);font-weight:300;color:#365245}.page-corner-left{left:0;transform:scaleX(-1)}.page-corner-left span{right:18%;transform:scaleX(-1)}.page-corner-right{right:0}.page-corner-right span{right:18%}.workbook-controls{display:grid;grid-template-columns:auto 1fr auto auto;gap:12px;align-items:center;margin:18px 0}.workbook-progress-wrap{text-align:center;min-width:220px}.workbook-progress-wrap strong,.workbook-progress-wrap small{display:block}.workbook-progress-wrap small{color:var(--muted);margin-top:4px}.workbook-progress{height:9px;background:#dde5df;border-radius:20px;overflow:hidden;margin-top:7px}.workbook-progress span{display:block;height:100%;background:linear-gradient(90deg,#1c8a60,#f1b84b);border-radius:20px;transition:width .2s}.workbook-feedback{display:none;border-radius:14px;padding:14px 18px;margin-bottom:16px;font-weight:800}.workbook-feedback.show{display:block}.workbook-feedback.success{background:#e9f8ef;border:1px solid #b9e2c8;color:#176038}.workbook-feedback.try-again{background:#fff5e6;border:1px solid #f0d09a;color:#6c4c15}.prototype-help summary{cursor:pointer}.workbook-module-card{border-color:#ddc875!important;background:linear-gradient(180deg,#fffdf0,#fff)!important}@media(max-width:780px){.workbook-prototype-topbar{flex-direction:column}.workbook-stage{padding:8px;border-radius:18px}.workbook-book{width:100%}.workbook-controls{grid-template-columns:1fr 1fr}.workbook-progress-wrap{order:-1;grid-column:1/-1}.workbook-controls .button{width:100%}.page-corner{width:18%;height:14%}.workbook-answer-box{border-width:2px;border-radius:5px}.workbook-hotspot{border-width:2px}}