:root{
  --sm-primary:#155D63;--sm-primary-2:#0C4247;--sm-accent:#35C6B5;--sm-gold:#F5B942;--sm-bg:#F3F8F9;--sm-surface:#FFFFFF;--sm-ink:#102A2F;--sm-muted:#6A7D83;--sm-border:rgba(21,93,99,.12);--sm-shadow:0 22px 60px rgba(6,42,48,.10);--sm-radius:24px;--sm-sidebar:292px;font-family:'Cairo','Tajawal',system-ui,sans-serif
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--sm-bg);color:var(--sm-ink);font-family:'Cairo','Tajawal',system-ui,sans-serif}body.smart-math-body{overflow-x:hidden}.smart-math-body a{text-decoration:none;color:inherit}.smart-math-body button,.smart-math-body input,.smart-math-body textarea,.smart-math-body select{font-family:inherit}.smart-math-body img{max-width:100%}
.sm-auth-wrap{min-height:100vh;display:grid;grid-template-columns:1.08fr .92fr;background:radial-gradient(circle at 16% 18%,rgba(53,198,181,.24),transparent 30%),linear-gradient(145deg,#082B30 0%,#155D63 48%,#EEF8F7 48%,#F9FCFC 100%);padding:34px;gap:28px;align-items:stretch;direction:rtl}.sm-auth-hero{position:relative;overflow:hidden;border-radius:36px;background:linear-gradient(140deg,rgba(255,255,255,.13),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.18);box-shadow:0 28px 100px rgba(0,0,0,.18);padding:56px;display:flex;flex-direction:column;justify-content:center;color:white;min-height:680px}.sm-auth-hero:before{content:"";position:absolute;inset:18px;border:1px solid rgba(255,255,255,.12);border-radius:28px;pointer-events:none}.sm-auth-orb{position:absolute;border-radius:50%;filter:blur(4px)}.sm-auth-orb-1{width:220px;height:220px;background:rgba(53,198,181,.22);top:-70px;left:-50px}.sm-auth-orb-2{width:160px;height:160px;background:rgba(245,185,66,.16);bottom:80px;right:-40px}.sm-auth-brand{position:relative;z-index:2;display:flex;align-items:center;gap:12px;margin-bottom:46px}.sm-auth-brand img{width:74px;height:74px;object-fit:contain;border-radius:20px;background:rgba(255,255,255,.94);padding:8px;box-shadow:0 14px 30px rgba(0,0,0,.12)}.sm-auth-brand strong{font-size:30px;font-weight:900;letter-spacing:.4px}.sm-auth-brand span{display:block;font-size:13px;color:rgba(255,255,255,.78)}.sm-auth-hero h1{position:relative;z-index:2;font-size:clamp(34px,5vw,64px);line-height:1.18;margin:0 0 22px;font-weight:900;max-width:760px}.sm-auth-hero p{position:relative;z-index:2;font-size:18px;line-height:2;color:rgba(255,255,255,.83);max-width:720px;margin:0}.sm-auth-points{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;margin-top:36px}.sm-auth-points span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);padding:10px 16px;border-radius:999px;font-weight:800}.sm-auth-card{align-self:center;justify-self:center;width:min(100%,480px);background:rgba(255,255,255,.86);backdrop-filter:blur(18px);border:1px solid rgba(21,93,99,.12);box-shadow:var(--sm-shadow);border-radius:32px;padding:38px}.sm-auth-logo{display:block;width:118px;height:118px;object-fit:contain;margin:0 auto 12px}.sm-auth-card h2{text-align:center;font-size:30px;margin:0 0 8px;font-weight:900;color:var(--sm-primary-2)}.sm-auth-card>p{text-align:center;color:var(--sm-muted);margin:0 0 24px}.sm-form{display:grid;gap:16px}.sm-form label{display:grid;gap:8px;font-size:13px;font-weight:900;color:#36575C}.sm-form input,.sm-form textarea,.sm-form select{width:100%;border:1px solid rgba(21,93,99,.14);background:#fff;border-radius:16px;min-height:52px;padding:12px 15px;outline:0;font-size:15px;color:var(--sm-ink);box-shadow:0 7px 18px rgba(6,42,48,.03)}.sm-form textarea{min-height:116px;resize:vertical}.sm-form input:focus,.sm-form textarea:focus,.sm-form select:focus{border-color:var(--sm-accent);box-shadow:0 0 0 4px rgba(53,198,181,.14)}.sm-primary-btn{border:0;background:linear-gradient(135deg,var(--sm-primary),var(--sm-accent));color:#fff;border-radius:18px;min-height:54px;padding:14px 22px;font-weight:900;font-size:15px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 16px 30px rgba(21,93,99,.24);transition:.2s}.sm-primary-btn:hover{transform:translateY(-2px);box-shadow:0 20px 34px rgba(21,93,99,.30)}.sm-primary-btn.compact{min-height:46px;border-radius:14px;padding:11px 20px;width:max-content}.sm-auth-switch{text-align:center;margin-top:20px;color:var(--sm-muted)}.sm-auth-switch a{color:var(--sm-primary);font-weight:900}.sm-alert{padding:12px 14px;border-radius:14px;font-weight:800;font-size:13px}.sm-alert.error{background:#FEE2E2;color:#B91C1C}.sm-alert.success{background:#DCFCE7;color:#15803D}
.sm-app-shell{min-height:100vh;display:grid;grid-template-columns:var(--sm-sidebar) 1fr;direction:rtl;background:radial-gradient(circle at top left,rgba(53,198,181,.13),transparent 24%),linear-gradient(180deg,#F8FCFC,#EFF7F8)}.sm-sidebar{position:sticky;top:0;height:100vh;background:linear-gradient(180deg,#0C4247 0%,#155D63 100%);color:#fff;padding:22px 18px;display:flex;flex-direction:column;gap:18px;box-shadow:-18px 0 46px rgba(6,42,48,.15);z-index:20}.sm-brand{display:flex;align-items:center;gap:12px;padding:10px;border-radius:22px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}.sm-brand img{width:64px;height:64px;object-fit:contain;background:#fff;border-radius:18px;padding:6px}.sm-brand span{font-size:22px;font-weight:900;letter-spacing:.2px}.sm-sidebar-progress{padding:16px;border-radius:22px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.11)}.sm-progress-head{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.82);margin-bottom:10px}.sm-progress-head strong{font-size:20px;color:#fff}.sm-progress{height:10px;background:rgba(255,255,255,.12);border-radius:99px;overflow:hidden}.sm-progress span{display:block;height:100%;background:linear-gradient(90deg,var(--sm-gold),var(--sm-accent));border-radius:99px}.sm-nav{display:grid;gap:6px}.sm-nav-item{display:flex;align-items:center;gap:12px;border-radius:18px;padding:13px 14px;color:rgba(255,255,255,.78);font-weight:800;transition:.18s}.sm-nav-item span{width:30px;height:30px;display:grid;place-items:center;border-radius:12px;background:rgba(255,255,255,.08)}.sm-nav-item:hover,.sm-nav-item.active{background:rgba(255,255,255,.96);color:var(--sm-primary-2);transform:translateX(-3px)}.sm-nav-item.active span{background:rgba(21,93,99,.12)}.sm-user-box{margin-top:auto;display:flex;gap:12px;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:22px;padding:12px}.sm-avatar{width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg,var(--sm-accent),#fff);color:var(--sm-primary-2);display:grid;place-items:center;font-weight:900}.sm-user-box strong{display:block;font-size:14px}.sm-user-box small{display:block;color:rgba(255,255,255,.7);font-size:11px;max-width:178px;overflow:hidden;text-overflow:ellipsis}.sm-logout{width:100%;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.08);color:#fff;border-radius:16px;padding:12px;font-weight:900;cursor:pointer}.sm-logout:hover{background:rgba(255,255,255,.15)}.sm-main{min-width:0}.sm-topbar{height:94px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 34px;background:rgba(255,255,255,.72);backdrop-filter:blur(18px);border-bottom:1px solid var(--sm-border);position:sticky;top:0;z-index:10}.sm-topbar h1{margin:0;font-size:24px;font-weight:900}.sm-kicker{display:block;color:var(--sm-primary);font-size:12px;font-weight:900;letter-spacing:.7px;text-transform:uppercase}.sm-ai-top,.sm-menu-toggle{border:1px solid var(--sm-border);background:#fff;color:var(--sm-primary-2);border-radius:16px;padding:12px 16px;font-weight:900;cursor:pointer;box-shadow:0 8px 22px rgba(6,42,48,.06)}.sm-menu-toggle{display:none}.sm-content{padding:34px;max-width:1320px;margin:0 auto}.sm-welcome-card{display:grid;grid-template-columns:1fr 180px;gap:28px;align-items:center;background:linear-gradient(135deg,var(--sm-primary-2),var(--sm-primary));border-radius:34px;color:#fff;padding:34px;box-shadow:var(--sm-shadow);position:relative;overflow:hidden}.sm-welcome-card:after{content:"";position:absolute;left:-80px;bottom:-100px;width:300px;height:300px;border-radius:50%;background:rgba(53,198,181,.18)}.sm-chip{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);padding:8px 14px;border-radius:999px;font-weight:900;font-size:12px;margin-bottom:14px}.sm-welcome-card h2{font-size:36px;margin:0 0 10px;font-weight:900}.sm-welcome-card p{font-size:17px;margin:0;color:rgba(255,255,255,.82)}.sm-welcome-logo{height:170px;border-radius:32px;background:rgba(255,255,255,.12);display:grid;place-items:center;border:1px solid rgba(255,255,255,.18);position:relative;z-index:1}.sm-welcome-logo img{width:140px;height:140px;object-fit:contain;filter:drop-shadow(0 18px 22px rgba(0,0,0,.16))}.sm-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:22px 0}.sm-metric{background:rgba(255,255,255,.86);border:1px solid var(--sm-border);border-radius:26px;padding:22px;box-shadow:0 12px 34px rgba(6,42,48,.06)}.sm-metric span{display:block;color:var(--sm-muted);font-size:13px;font-weight:800}.sm-metric strong{display:block;font-size:36px;color:var(--sm-primary-2);font-weight:900;line-height:1.2}.sm-metric small{display:block;color:var(--sm-muted)}.sm-current-lesson{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--sm-border);border-radius:28px;padding:22px;box-shadow:0 14px 38px rgba(6,42,48,.06);margin-bottom:22px}.sm-current-icon{width:72px;height:72px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(53,198,181,.16),rgba(245,185,66,.14));border-radius:24px;font-size:34px}.sm-current-lesson span{font-size:12px;color:var(--sm-primary);font-weight:900}.sm-current-lesson h3{margin:3px 0;font-size:22px}.sm-current-lesson p{margin:0;color:var(--sm-muted)}.sm-current-lesson .sm-primary-btn{margin-right:auto}.sm-section-head{display:flex;justify-content:space-between;align-items:center;margin:18px 0 12px}.sm-section-head h2{margin:0;font-weight:900}.sm-section-head a{color:var(--sm-primary);font-weight:900}.sm-quick-grid,.sm-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.sm-quick-card,.sm-resource-card{background:#fff;border:1px solid var(--sm-border);border-radius:28px;padding:24px;box-shadow:0 12px 32px rgba(6,42,48,.05);transition:.2s}.sm-quick-card:hover,.sm-resource-card:hover{transform:translateY(-4px);box-shadow:var(--sm-shadow);border-color:rgba(53,198,181,.5)}.sm-quick-card b,.sm-resource-card b{display:grid;place-items:center;width:54px;height:54px;background:rgba(53,198,181,.12);border-radius:19px;font-size:24px;margin-bottom:14px}.sm-quick-card strong,.sm-resource-card h3{display:block;font-size:18px;font-weight:900;margin:0 0 6px}.sm-quick-card span,.sm-resource-card p{color:var(--sm-muted);font-size:14px;margin:0}.sm-resource-card span{display:inline-block;margin-top:14px;background:rgba(21,93,99,.08);color:var(--sm-primary);border-radius:99px;padding:5px 11px;font-weight:900;font-size:12px}.sm-unit-hero,.sm-lesson-hero{display:flex;align-items:center;justify-content:space-between;gap:22px;background:linear-gradient(135deg,#fff,rgba(255,255,255,.72));border:1px solid var(--sm-border);border-radius:30px;padding:28px;margin-bottom:22px;box-shadow:0 12px 34px rgba(6,42,48,.05)}.sm-unit-hero span,.sm-lesson-hero span{color:var(--sm-primary);font-weight:900;font-size:13px}.sm-unit-hero h2,.sm-lesson-hero h2{margin:3px 0 8px;font-size:32px;font-weight:900}.sm-unit-hero p,.sm-lesson-hero p{margin:0;color:var(--sm-muted)}.sm-ring{width:98px;height:98px;border-radius:50%;display:grid;place-items:center;font-size:24px;font-weight:900;color:var(--sm-primary);background:conic-gradient(var(--sm-accent) 20%,rgba(21,93,99,.10) 0);border:8px solid #fff;box-shadow:0 16px 28px rgba(6,42,48,.08)}.sm-lessons-grid{display:grid;gap:14px}.sm-lesson-card{display:grid;grid-template-columns:62px 1fr auto;align-items:center;gap:18px;background:#fff;border:1px solid var(--sm-border);border-radius:28px;padding:20px;box-shadow:0 12px 32px rgba(6,42,48,.04)}.sm-lesson-card.locked{opacity:.65}.sm-lesson-card.done{background:linear-gradient(135deg,#fff,#F1FFFA)}.sm-lesson-num{width:62px;height:62px;border-radius:22px;display:grid;place-items:center;background:linear-gradient(135deg,var(--sm-primary),var(--sm-accent));color:#fff;font-size:24px;font-weight:900}.sm-lesson-card.locked .sm-lesson-num{background:#E7F0F1;color:#7A9196}.sm-lesson-card span{font-size:12px;color:var(--sm-primary);font-weight:900}.sm-lesson-card h3{margin:3px 0;font-size:20px}.sm-lesson-card p{margin:0;color:var(--sm-muted)}.sm-lesson-card a,.sm-lesson-card em{background:rgba(21,93,99,.08);color:var(--sm-primary);border-radius:14px;padding:10px 15px;font-weight:900;font-style:normal}.sm-back{display:inline-flex;margin-bottom:16px;color:var(--sm-primary);font-weight:900}.sm-tabs{display:flex;gap:8px;background:rgba(255,255,255,.78);border:1px solid var(--sm-border);border-radius:22px;padding:8px;margin-bottom:18px;overflow:auto}.sm-tabs button{border:0;background:transparent;white-space:nowrap;border-radius:16px;padding:12px 16px;font-weight:900;color:var(--sm-muted);cursor:pointer}.sm-tabs button.active{background:linear-gradient(135deg,var(--sm-primary),var(--sm-accent));color:#fff;box-shadow:0 10px 22px rgba(21,93,99,.18)}.sm-tab-panel{display:none}.sm-tab-panel.active{display:block}.sm-panel-card{background:#fff;border:1px solid var(--sm-border);border-radius:30px;padding:26px;box-shadow:0 14px 38px rgba(6,42,48,.05)}.sm-panel-card h3{margin:0 0 16px;font-size:24px;font-weight:900;color:var(--sm-primary-2)}.sm-panel-card p{color:#425E63;line-height:2;font-size:16px}.sm-video,.sm-video-placeholder{border-radius:26px;overflow:hidden;background:#082B30;aspect-ratio:16/9;margin-bottom:22px;box-shadow:0 18px 40px rgba(6,42,48,.14)}.sm-video iframe,.sm-video video{width:100%;height:100%;border:0;display:block}.sm-video-placeholder{display:grid;place-items:center;text-align:center;color:#fff}.sm-video-placeholder div{width:72px;height:72px;border-radius:50%;background:rgba(255,255,255,.95);color:var(--sm-primary);display:grid;place-items:center;font-size:28px;margin-bottom:12px}.sm-video-placeholder strong,.sm-video-placeholder span{display:block}.sm-video-placeholder span{color:rgba(255,255,255,.72);font-size:14px}.sm-objectives{display:grid;gap:12px}.sm-objectives div{display:flex;gap:12px;align-items:flex-start;background:var(--sm-bg);border:1px solid var(--sm-border);border-radius:18px;padding:14px}.sm-objectives b{width:30px;height:30px;border-radius:12px;background:var(--sm-primary);color:#fff;display:grid;place-items:center;flex:0 0 30px}.sm-vocab-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.sm-vocab-grid div{background:linear-gradient(135deg,#fff,#F5FBFB);border:1px solid var(--sm-border);border-radius:20px;padding:18px}.sm-vocab-grid strong{display:block;color:var(--sm-primary);font-size:17px;margin-bottom:6px}.sm-vocab-grid span{color:var(--sm-muted)}.sm-quiz,.sm-practice{display:grid;gap:18px}.sm-question{background:linear-gradient(135deg,#F8FCFC,#fff);border:1px solid var(--sm-border);border-radius:22px;padding:20px}.sm-level{display:inline-block;border-radius:99px;padding:5px 11px;background:rgba(21,93,99,.10);color:var(--sm-primary);font-size:12px;font-weight:900;margin-bottom:10px}.sm-level.medium{background:#FFF7E3;color:#9A6200}.sm-level.advanced{background:#FFE8E8;color:#B91C1C}.sm-question h4{font-size:18px;margin:0 0 14px}.sm-options{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.sm-options button{border:1px solid var(--sm-border);background:#fff;border-radius:16px;padding:14px;font-weight:800;cursor:pointer;color:var(--sm-ink);text-align:center}.sm-options button:hover{border-color:var(--sm-accent);background:#F0FFFD}.sm-options button.correct{background:#DCFCE7;color:#15803D;border-color:#22C55E}.sm-options button.wrong{background:#FEE2E2;color:#B91C1C;border-color:#EF4444}.sm-success-box,.sm-complete-box{display:none;align-items:center;gap:14px;background:#ECFDF5;border:1px solid #34D399;color:#047857;border-radius:20px;padding:16px;font-weight:900}.sm-success-box.visible,.sm-complete-box.visible{display:flex}.sm-locked-screen,.sm-center-card,.sm-feedback-card{background:#fff;border:1px solid var(--sm-border);border-radius:30px;padding:38px;text-align:center;box-shadow:var(--sm-shadow);max-width:700px;margin:50px auto}.sm-big-icon{font-size:70px;margin-bottom:14px}.sm-analytics-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.sm-bars{height:220px;display:flex;align-items:flex-end;gap:12px;padding-top:20px}.sm-bars div{flex:1;display:flex;flex-direction:column;align-items:center;height:100%;gap:8px}.sm-bars i{width:100%;border-radius:12px 12px 4px 4px;background:linear-gradient(180deg,var(--sm-accent),var(--sm-primary));box-shadow:0 12px 22px rgba(21,93,99,.14)}.sm-bars span{font-size:12px;color:var(--sm-muted);font-weight:800}.sm-leader{display:grid;gap:10px}.sm-leader p{margin:0;display:flex;align-items:center;gap:10px;background:var(--sm-bg);border-radius:16px;padding:13px}.sm-leader b{width:32px;height:32px;background:var(--sm-primary);color:#fff;border-radius:12px;display:grid;place-items:center}.sm-leader strong{margin-right:auto;color:var(--sm-primary)}.sm-list{display:grid;gap:14px}.sm-activity-row{display:grid;grid-template-columns:54px 1fr auto;align-items:center;gap:16px;background:#fff;border:1px solid var(--sm-border);border-radius:24px;padding:18px}.sm-activity-row>b{width:54px;height:54px;display:grid;place-items:center;border-radius:18px;background:rgba(53,198,181,.12);font-size:24px}.sm-activity-row h3{margin:0 0 4px}.sm-activity-row p{margin:0;color:var(--sm-muted)}.sm-activity-row>span{border-radius:99px;padding:8px 12px;font-weight:900;background:#E8F5EE;color:var(--sm-primary)}.sm-activity-row.due>span{background:#FEE2E2;color:#B91C1C}.sm-activity-row.done>span{background:#DCFCE7;color:#15803D}.sm-feedback-card{text-align:right}.sm-ai-fab{position:fixed;left:26px;bottom:26px;z-index:50;width:62px;height:62px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--sm-primary),var(--sm-accent));color:#fff;font-size:26px;box-shadow:0 18px 40px rgba(21,93,99,.25);cursor:pointer}.sm-ai-panel{position:fixed;left:26px;bottom:102px;width:min(390px,calc(100vw - 34px));background:#fff;border:1px solid var(--sm-border);border-radius:26px;box-shadow:0 24px 80px rgba(6,42,48,.22);z-index:60;overflow:hidden;display:none}.sm-ai-panel.open{display:block}.sm-ai-head{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,var(--sm-primary-2),var(--sm-primary));color:#fff;padding:16px 18px}.sm-ai-head button{border:0;background:rgba(255,255,255,.12);color:#fff;width:32px;height:32px;border-radius:12px;cursor:pointer}.sm-ai-messages{height:300px;overflow:auto;padding:16px;display:grid;gap:10px;align-content:start;background:#F7FBFB}.sm-ai-messages div{padding:12px 14px;border-radius:18px;line-height:1.7;font-size:14px}.sm-ai-messages .bot{background:#fff;border:1px solid var(--sm-border);justify-self:start;max-width:88%}.sm-ai-messages .user{background:var(--sm-primary);color:#fff;justify-self:end;max-width:88%}.sm-ai-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--sm-border)}.sm-ai-form input{flex:1;border:1px solid var(--sm-border);border-radius:15px;padding:12px;outline:0}.sm-ai-form button{border:0;background:var(--sm-primary);color:#fff;border-radius:14px;padding:0 15px;font-weight:900;cursor:pointer}
@media(max-width:1100px){.sm-app-shell{grid-template-columns:1fr}.sm-sidebar{position:fixed;right:0;transform:translateX(110%);transition:.25s;width:292px}.sm-sidebar.open{transform:translateX(0)}.sm-menu-toggle{display:inline-flex}.sm-metrics,.sm-quick-grid,.sm-card-grid{grid-template-columns:repeat(2,1fr)}.sm-content{padding:22px}.sm-topbar{padding:16px 22px}.sm-auth-wrap{grid-template-columns:1fr;background:linear-gradient(145deg,#082B30,#155D63);padding:18px}.sm-auth-hero{min-height:auto;padding:34px}.sm-auth-card{width:100%}}
@media(max-width:720px){.sm-auth-hero{display:none}.sm-auth-wrap{background:#F5FAFA}.sm-auth-card{padding:24px;border-radius:24px}.sm-welcome-card{grid-template-columns:1fr;padding:24px}.sm-welcome-logo{height:130px}.sm-metrics,.sm-quick-grid,.sm-card-grid,.sm-vocab-grid,.sm-analytics-grid{grid-template-columns:1fr}.sm-current-lesson{display:grid}.sm-current-lesson .sm-primary-btn{margin:0;width:100%}.sm-lesson-card{grid-template-columns:54px 1fr}.sm-lesson-card a,.sm-lesson-card em{grid-column:1/-1;text-align:center}.sm-options{grid-template-columns:1fr}.sm-topbar h1{font-size:18px}.sm-ai-top{padding:10px;font-size:12px}.sm-content{padding:16px}.sm-unit-hero,.sm-lesson-hero{display:grid}.sm-ring{width:82px;height:82px}.sm-tabs{padding:6px}.sm-panel-card{padding:18px;border-radius:22px}}

/* v1.3 UI upgrades */
.sm-topbar-meta{color:var(--sm-muted);font-weight:800;font-size:14px}
.sm-home-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center;background:linear-gradient(135deg,#0B4348 0%, #155D63 72%, #2E8E92 100%);color:#fff;padding:34px;border-radius:34px;box-shadow:var(--sm-shadow);position:relative;overflow:hidden}
.sm-home-hero:before{content:"";position:absolute;inset:auto auto -110px -90px;width:280px;height:280px;background:rgba(255,255,255,.08);border-radius:50%}
.sm-home-copy{position:relative;z-index:1}.sm-home-copy h2{font-size:40px;line-height:1.25;margin:0 0 14px;font-weight:900}.sm-home-copy p{font-size:17px;line-height:2;color:rgba(255,255,255,.86);margin:0}.sm-chip.subtle{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14)}
.sm-home-points{margin-top:22px}.sm-home-points span{background:rgba(255,255,255,.12)}
.sm-home-visual{display:grid;place-items:center;min-height:220px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:28px;position:relative;z-index:1}.sm-home-visual img{width:min(220px,65%);filter:drop-shadow(0 16px 24px rgba(0,0,0,.18))}
.sm-home-grid,.sm-dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:20px 0}.sm-dashboard-grid.three{grid-template-columns:repeat(3,1fr)}
.sm-progress-card,.sm-journey-card{background:#fff;border:1px solid var(--sm-border);border-radius:28px;padding:28px;box-shadow:0 14px 36px rgba(6,42,48,.06)}
.sm-card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.sm-card-head span{color:var(--sm-muted);font-weight:800}.sm-card-head strong{font-size:34px;color:var(--sm-primary-2)}
.sm-progress.large{height:14px}.sm-mini-list{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);padding:0;margin:22px 0 24px;gap:10px}.sm-mini-list li{background:var(--sm-bg);border-radius:18px;padding:14px;text-align:center}.sm-mini-list b{display:block;font-size:28px;color:var(--sm-primary-2)}.sm-mini-list span{display:block;color:var(--sm-muted);font-size:12px;line-height:1.6;font-weight:800}
.sm-journey-card h3{margin:0 0 18px;font-size:26px;color:var(--sm-primary-2)}.sm-journey-steps{display:grid;gap:14px}.sm-journey-steps>div{display:grid;grid-template-columns:54px 1fr;gap:14px;align-items:start;background:var(--sm-bg);border-radius:20px;padding:14px}.sm-journey-steps b{width:54px;height:54px;border-radius:18px;background:linear-gradient(135deg,var(--sm-primary),var(--sm-accent));color:#fff;display:grid;place-items:center;font-size:22px}.sm-journey-steps strong{display:block;margin:3px 0 4px}.sm-journey-steps span{display:block;color:var(--sm-muted);line-height:1.8;font-size:14px}
.sm-home-sections .sm-resource-card{min-height:220px}
.sm-chart-note{margin:-4px 0 16px;color:var(--sm-muted);line-height:1.9}.sm-donut-meta{text-align:center;margin-top:10px;color:var(--sm-primary-2);font-weight:900}.sm-study-card{display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.sm-study-flame{font-size:72px;line-height:1}.sm-study-score{font-size:28px;font-weight:900;color:var(--sm-primary-2);margin-top:8px}
.sm-activity-meta{margin-top:8px;color:var(--sm-muted);font-size:13px;font-weight:800}
.sm-lesson-status{padding:12px 18px;border-radius:16px;background:rgba(21,93,99,.08);color:var(--sm-primary-2);font-weight:900;height:max-content}
canvas{max-width:100%}
@media(max-width:1100px){.sm-home-hero,.sm-home-grid,.sm-dashboard-grid,.sm-dashboard-grid.three{grid-template-columns:1fr}.sm-topbar-meta{display:none}.sm-mini-list{grid-template-columns:1fr}}
@media(max-width:720px){.sm-home-copy h2{font-size:30px}.sm-home-hero{padding:22px;border-radius:26px}.sm-progress-card,.sm-journey-card{padding:22px}.sm-mini-list{grid-template-columns:1fr 1fr}.sm-home-visual{min-height:150px}}


/* v1.4 Screenshot-inspired premium pages */
.sm-page-card,.sm-path-board{background:#fff;border:1px solid rgba(21,93,99,.10);border-radius:28px;padding:30px;box-shadow:0 14px 38px rgba(6,42,48,.08);margin-bottom:24px}
.sm-board-title{display:flex;align-items:center;justify-content:flex-start;gap:12px;margin-bottom:24px;color:var(--sm-primary-2)}
.sm-board-title span{font-size:38px;line-height:1}.sm-board-title h2{font-size:34px;margin:0;font-weight:900;letter-spacing:-.3px}
.sm-lesson-path{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;align-items:stretch;background:#F7F9FA;border-radius:22px;padding:26px}
.sm-lesson-step{text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:12px;min-height:205px}.sm-step-action{min-height:74px;display:flex;align-items:center;justify-content:center}
.sm-step-action a{min-width:150px;background:linear-gradient(135deg,#21B85F,#29C879);color:#fff;border-radius:999px;padding:14px 22px;font-weight:900;box-shadow:0 14px 28px rgba(33,184,95,.22);display:inline-flex;justify-content:center}.sm-lock-icon{font-size:50px;filter:grayscale(.15);opacity:.78}
.sm-step-number{width:62px;height:62px;border-radius:50%;background:#E1E4E6;color:#666;display:grid;place-items:center;font-size:24px;font-weight:900}.sm-lesson-step.open .sm-step-number,.sm-lesson-step.done .sm-step-number{background:#007082;color:#fff;box-shadow:0 10px 22px rgba(0,112,130,.20)}
.sm-lesson-step h3{font-size:17px;line-height:1.7;margin:0;color:#172C31;font-weight:800;max-width:210px}.sm-lesson-step.locked{opacity:.72}.sm-lesson-path.homework .sm-step-action a{background:linear-gradient(135deg,#22B862,#2CCC79)}
.sm-resource-grid-premium{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.sm-resource-tile{background:linear-gradient(135deg,#155D63,#227A82);color:#fff;border-radius:18px;padding:28px;min-height:144px;display:grid;grid-template-columns:1fr 90px;align-items:center;gap:18px;box-shadow:0 12px 28px rgba(21,93,99,.16);transition:.2s ease}.sm-resource-tile:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(21,93,99,.24)}
.sm-resource-tile h3{font-size:25px;margin:0 0 6px;font-weight:900}.sm-resource-tile p{margin:0;color:rgba(255,255,255,.86);line-height:1.8;font-weight:700}.sm-resource-tile span{display:inline-block;margin-top:10px;background:rgba(255,255,255,.14);border-radius:999px;padding:5px 12px;font-size:12px;font-weight:900}.sm-resource-tile b{font-size:54px;text-align:center;filter:drop-shadow(0 8px 8px rgba(0,0,0,.15))}
.sm-home-note-hero{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(135deg,#155D63,#3AA1AD);color:#fff;border-radius:28px;padding:34px 42px;box-shadow:0 16px 40px rgba(21,93,99,.16);margin-bottom:28px}.sm-home-note-hero h2{font-size:38px;margin:0 0 8px;font-weight:900}.sm-home-note-hero p{font-size:20px;margin:0;color:rgba(255,255,255,.86);font-weight:800}.sm-home-note-hero img{width:86px;height:86px;object-fit:contain;background:#fff;border-radius:24px;padding:8px}
.sm-intro-letter{background:#fff;border-right:6px solid var(--sm-primary);border-radius:0 28px 28px 0;box-shadow:0 12px 34px rgba(6,42,48,.06);padding:38px 46px;margin-bottom:24px;min-height:260px}.sm-letter-body{max-width:850px;margin:0 auto;text-align:right}.sm-letter-body p{font-size:22px;line-height:2;color:#0A4D56;margin:0 0 26px;font-weight:800;text-align:center}.sm-letter-body ul{list-style:none;margin:0;padding:0;display:grid;gap:18px;font-size:20px;color:#1F3438}.sm-letter-body li:before{content:"✦";color:var(--sm-primary);margin-left:12px}.sm-letter-sign{border-top:1px dashed rgba(21,93,99,.25);margin-top:34px;padding-top:16px;color:#0A4D56;font-style:italic;font-weight:800}
.sm-current-lesson.enhanced{border-right:5px solid var(--sm-primary);background:linear-gradient(90deg,#fff,#F6FBFB)}.sm-resource-card.teal{background:linear-gradient(135deg,#155D63,#227A82);color:#fff}.sm-resource-card.teal p,.sm-resource-card.teal span{color:rgba(255,255,255,.86)}.sm-resource-card.teal b{background:rgba(255,255,255,.14)}
@media(max-width:1180px){.sm-lesson-path{grid-template-columns:repeat(3,1fr)}.sm-resource-grid-premium{grid-template-columns:1fr}}
@media(max-width:720px){.sm-page-card,.sm-path-board{padding:18px;border-radius:22px}.sm-board-title h2{font-size:25px}.sm-lesson-path{grid-template-columns:1fr;padding:18px}.sm-lesson-step{min-height:auto}.sm-resource-tile{grid-template-columns:1fr;text-align:center}.sm-home-note-hero{display:grid;text-align:center;padding:24px}.sm-home-note-hero img{margin:auto}.sm-intro-letter{padding:24px;border-radius:22px;border-right:0;border-top:5px solid var(--sm-primary)}.sm-letter-body p{font-size:18px}.sm-letter-body ul{font-size:16px}}

/* v1.4.1 professional fixes: zero state, activity submissions, laptop responsiveness */
.sm-alert.info{background:#EAF7FF;border:1px solid rgba(2,132,199,.18);color:#075985;padding:14px 16px;border-radius:18px;margin:14px 0;font-weight:800;line-height:1.8}.sm-alert.warning{background:#FFF7E8;border:1px solid rgba(245,185,66,.28);color:#7A4D00;padding:14px 16px;border-radius:18px;margin:14px 0;font-weight:800;line-height:1.8}.sm-alert.success{background:#ECFDF3;border:1px solid rgba(18,183,106,.22);color:#067647;padding:14px 16px;border-radius:18px;margin:14px 0;font-weight:800;line-height:1.8}
.sm-activity-card-form{align-items:flex-start}.sm-activity-card-form>div{width:100%}.sm-activity-card-form a{color:var(--sm-primary);font-weight:900}.sm-activity-submit-form{display:grid;gap:12px;margin-top:14px;background:#F8FBFB;border:1px solid var(--sm-border);border-radius:18px;padding:14px}.sm-activity-submit-form label{display:grid;gap:7px;font-weight:900;color:#36575C}.sm-activity-submit-form textarea,.sm-activity-submit-form input{width:100%;border:1px solid rgba(21,93,99,.14);border-radius:14px;padding:12px;background:#fff;outline:0}.sm-ai-analysis{background:#fff;border:1px solid rgba(21,93,99,.14);border-radius:16px;padding:12px;margin-top:12px}.sm-ai-analysis strong{display:block;color:var(--sm-primary);margin-bottom:8px}.sm-ai-analysis pre{white-space:pre-wrap;margin:0;line-height:1.8;font-family:inherit;color:#375B61}
@media (min-width:1024px) and (max-width:1366px){:root{--sm-sidebar:248px}.sm-app-shell{grid-template-columns:var(--sm-sidebar) minmax(0,1fr)}.sm-sidebar{padding:20px 14px}.sm-brand span{font-size:20px}.sm-nav-item{padding:11px 12px;font-size:13px}.sm-main{min-width:0}.sm-content{padding:22px}.sm-dashboard-grid.three{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.sm-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sm-topbar{gap:12px}.sm-topbar-meta{display:none}.sm-panel-card canvas{max-width:100%!important}}
@media (max-width:1023px){.sm-app-shell{display:block}.sm-sidebar{position:fixed;inset:0 auto 0 0;width:min(88vw,320px);transform:translateX(-110%);transition:.25s ease;z-index:999;background:#fff}.sm-sidebar.open{transform:translateX(0)}.sm-main{min-height:100vh}.sm-dashboard-grid,.sm-dashboard-grid.three,.sm-card-grid,.sm-lessons-grid{grid-template-columns:1fr!important}.sm-content{padding:16px}.sm-topbar{position:sticky;top:0;z-index:50}.sm-menu-toggle{display:inline-flex}}

/* v1.4.2: lesson bank feedback + objective labels + AI readability */
.sm-objective-tag{display:inline-block;margin:0 0 10px 8px;border-radius:999px;padding:6px 12px;background:rgba(53,198,181,.12);color:var(--sm-primary-2);font-size:12px;font-weight:900;line-height:1.6}
.sm-question-feedback{margin-top:12px;background:#FFF7E8;border:1px solid rgba(245,185,66,.35);color:#7A4D00;border-radius:16px;padding:12px 14px;font-weight:800;line-height:1.9}
.sm-ai-messages div{white-space:pre-wrap}


/* v1.5.0 live-safe responsive and analytics corrections. Scoped; desktop identity unchanged. */
.sm-analytics-table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
.sm-analytics-table{width:100%;border-collapse:collapse;min-width:620px}
.sm-analytics-table th,.sm-analytics-table td{padding:12px 14px;border-bottom:1px solid var(--sm-border);text-align:right;white-space:nowrap}
.sm-analytics-table th{background:#F6FBFB;color:var(--sm-primary-2);font-weight:900}
.sm-analytics-event{display:flex;align-items:center;gap:12px;background:#F8FBFB;border:1px solid var(--sm-border);border-radius:16px;padding:12px}
.sm-analytics-event>b{font-size:22px}.sm-analytics-event strong,.sm-analytics-event span{display:block}.sm-analytics-event span{color:var(--sm-muted);font-size:12px;margin-top:4px}
.sm-resource-tile.is-disabled{pointer-events:none;opacity:.68;filter:grayscale(.15)}
.sm-activity-submit-form input[type=file]{padding:9px;line-height:1.6}
.sm-ai-analysis small{display:block;color:var(--sm-muted);margin:5px 0 8px;line-height:1.7}

@media (max-width:1023px){
  .sm-app-shell{display:block;overflow-x:hidden}
  .sm-sidebar{position:fixed!important;inset:0 0 0 auto!important;width:min(88vw,320px)!important;transform:translateX(110%)!important;transition:.25s ease;z-index:999;background:linear-gradient(180deg,var(--sm-primary-2),#0E444A)!important;color:#fff!important;overflow-y:auto}
  .sm-sidebar.open{transform:translateX(0)!important}
  .sm-main{min-width:0;min-height:100vh}
  .sm-topbar{position:sticky;top:0;z-index:50;padding:14px 16px;min-height:72px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px)}
  .sm-topbar h1{font-size:20px;line-height:1.5}
  .sm-content{padding:14px!important;max-width:100%;overflow-x:hidden}
  .sm-dashboard-grid,.sm-dashboard-grid.three,.sm-card-grid,.sm-lessons-grid{grid-template-columns:minmax(0,1fr)!important}
  .sm-activity-row{grid-template-columns:46px minmax(0,1fr);align-items:start;padding:14px}
  .sm-activity-row>span{grid-column:1/-1;justify-self:start}
  .sm-activity-row>b{width:46px;height:46px}
}
@media (max-width:720px){
  .sm-home-note-hero{padding:20px!important;border-radius:22px;gap:14px}
  .sm-home-note-hero h2{font-size:27px;line-height:1.55}
  .sm-home-note-hero p{font-size:16px;line-height:1.8}
  .sm-home-note-hero img{width:70px;height:70px}
  .sm-intro-letter{min-height:0;padding:21px!important}
  .sm-letter-body p{text-align:right;font-size:17px!important;line-height:2}
  .sm-letter-body ul{gap:12px;font-size:15px!important;line-height:1.9}
  .sm-current-lesson{padding:16px;gap:12px}
  .sm-current-lesson.enhanced{border-right-width:4px}
  .sm-page-card,.sm-path-board,.sm-panel-card{padding:16px!important;border-radius:20px!important}
  .sm-board-title{align-items:flex-start;margin-bottom:17px}.sm-board-title h2{font-size:23px!important;line-height:1.5}
  .sm-resource-tile{padding:20px;min-height:0}.sm-resource-tile h3{font-size:21px}.sm-resource-tile b{font-size:43px}
  .sm-activity-submit-form{padding:12px}.sm-activity-submit-form textarea{min-height:120px}
  .sm-ai-fab{left:16px;bottom:18px;width:56px;height:56px;z-index:1001}
  .sm-ai-panel{left:10px;right:10px;bottom:84px;width:auto;max-height:calc(100dvh - 105px);border-radius:22px;z-index:1002;display:none}
  .sm-ai-panel.open{display:flex;flex-direction:column}
  .sm-ai-head{flex:0 0 auto;padding:14px 16px}
  .sm-ai-messages{height:auto;min-height:180px;max-height:calc(100dvh - 245px);flex:1 1 auto;padding:13px}
  .sm-ai-messages div{max-width:94%!important;font-size:14px;line-height:1.9}
  .sm-ai-form{flex:0 0 auto;padding:10px;gap:7px;background:#fff}
  .sm-ai-form input{min-width:0;padding:11px}.sm-ai-form button{padding:0 13px}
}
@media (max-width:390px){
  .sm-content{padding:10px!important}.sm-topbar{padding:11px 12px}.sm-topbar h1{font-size:18px}
  .sm-home-note-hero h2{font-size:23px}.sm-home-note-hero p{font-size:14px}
  .sm-page-card,.sm-path-board,.sm-panel-card{padding:13px!important}
}

/* v6.1.3 — client-requested features only; all selectors are scoped to the affected components. */
.sm-tabs button.is-locked{opacity:.55;cursor:not-allowed;background:#f1f5f5;color:#789095}.sm-tabs button.sm-tab-shake{animation:smTabShake .42s ease}@keyframes smTabShake{0%,100%{transform:translateX(0)}25%{transform:translateX(5px)}75%{transform:translateX(-5px)}}
.sm-secondary-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(21,93,99,.22);background:#fff;color:var(--sm-primary);border-radius:16px;padding:12px 18px;font-weight:900;cursor:pointer}.sm-secondary-btn.compact{padding:10px 14px}.sm-secondary-btn:hover{background:#f2fbfb}
.sm-mastery-head{display:grid;grid-template-columns:minmax(0,1fr) 170px;gap:20px;align-items:center;margin-bottom:18px}.sm-mastery-head h3{margin-bottom:8px}.sm-mastery-head p{margin:0}.sm-streak-meter{background:linear-gradient(135deg,#0f4f56,#1e7880);color:#fff;border-radius:20px;padding:15px;text-align:center}.sm-streak-meter small{display:block;color:rgba(255,255,255,.78);font-weight:800;line-height:1.6}.sm-streak-meter strong{display:block;font-size:27px}.sm-streak-meter.compact{min-width:145px;padding:10px 13px;border-radius:17px}.sm-streak-meter.compact strong{font-size:21px}
.sm-question-figure{display:flex;align-items:center;justify-content:center;position:static!important;isolation:isolate;margin:4px auto 22px;min-height:190px;max-width:640px;border:1px solid var(--sm-border);border-radius:22px;background:#fff;padding:22px;overflow:hidden}.sm-question-figure img{display:block!important;position:static!important;float:none!important;width:auto!important;height:auto!important;max-width:100%!important;max-height:310px!important;margin:0 auto!important;object-fit:contain!important;transform:none!important}.sm-question-figure+ h4{position:static!important;clear:both;margin-top:0!important;text-align:right}.sm-activation-flow [data-sm-activation-questions]{display:grid;gap:18px}.sm-question[hidden],.sm-remediation[hidden],.sm-level-complete[hidden]{display:none!important}.sm-question:not(.answered) .sm-options button.correct,.sm-question:not(.answered) .sm-options button.wrong{background:#fff!important;color:var(--sm-ink)!important;border-color:var(--sm-border)!important}.sm-question.is-correct{border-color:rgba(34,197,94,.46)}.sm-question.is-wrong{border-color:rgba(239,68,68,.4)}.sm-motivation{margin-top:12px;padding:11px 14px;border-radius:15px;background:#ecfdf3;border:1px solid rgba(18,183,106,.24);color:#067647;font-weight:900}
.sm-remediation{display:grid;gap:16px;background:linear-gradient(135deg,#fff9ec,#fff);border:1px solid rgba(245,185,66,.38);border-radius:24px;padding:20px}.sm-remediation h4{margin:6px 0}.sm-remediation p{margin:0}.sm-remediation-video{width:100%;aspect-ratio:16/9;background:#082b30;border-radius:20px;overflow:hidden}.sm-remediation-video iframe{width:100%;height:100%;border:0}.sm-remediation-foot{display:flex;align-items:center;justify-content:space-between;gap:14px}.sm-remediation-foot span{font-size:13px;color:#6f5a28;font-weight:800}.sm-remediation-foot button:disabled{opacity:.5;cursor:not-allowed}
.sm-learning-cycle{display:grid;grid-template-columns:minmax(190px,1fr) minmax(280px,1.2fr) auto;gap:14px;align-items:center;background:linear-gradient(135deg,#f4fafa,#fff);border:1px solid var(--sm-border);border-radius:22px;padding:15px;margin:18px 0}.sm-learning-cycle small{display:block;color:var(--sm-muted);font-weight:800}.sm-learning-cycle strong{display:block;color:var(--sm-primary-2);line-height:1.7}.sm-cycle-levels{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.sm-cycle-levels span{display:inline-flex;align-items:center;border:1px solid var(--sm-border);background:#fff;border-radius:99px;padding:8px 12px;color:#6b7f83;font-size:12px;font-weight:900}.sm-cycle-levels span.active{border-color:var(--sm-primary);background:rgba(21,93,99,.09);color:var(--sm-primary)}.sm-cycle-levels span.mastered{background:#ecfdf3;border-color:rgba(18,183,106,.3);color:#067647}.sm-level-badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.sm-level-badges span{background:#fff8e8;border:1px solid rgba(245,185,66,.34);color:#7a4d00;border-radius:99px;padding:7px 12px;font-size:12px;font-weight:900}.sm-level-complete{display:grid;grid-template-columns:82px minmax(0,1fr) auto;gap:17px;align-items:center;background:linear-gradient(135deg,#ecfdf3,#fff);border:1px solid rgba(18,183,106,.3);border-radius:24px;padding:20px}.sm-earned-badge{width:78px;height:78px;display:grid;place-items:center;border-radius:22px;background:#fff7dc;font-size:28px}.sm-level-complete span{color:#067647;font-size:12px;font-weight:900}.sm-level-complete h4{margin:3px 0 4px;font-size:20px}.sm-level-complete p{margin:0}.sm-level-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.sm-level-actions button[hidden]{display:none!important}
.sm-activity-page-intro{margin-bottom:18px}.sm-activity-page-intro p{margin:8px 0 0;line-height:1.9}.sm-activity-workflow-card{background:#fff;border:1px solid var(--sm-border);border-radius:26px;padding:22px;box-shadow:0 12px 32px rgba(6,42,48,.05)}.sm-activity-workflow-card header{display:grid;grid-template-columns:50px minmax(0,1fr);gap:14px;align-items:center;margin-bottom:16px}.sm-activity-order{width:50px;height:50px;display:grid;place-items:center;border-radius:17px;background:var(--sm-primary);color:#fff;font-weight:900}.sm-activity-workflow-card header small{color:var(--sm-primary);font-weight:900}.sm-activity-workflow-card h3{margin:2px 0 0}.sm-activity-task{background:#f7fbfb;border:1px solid var(--sm-border);border-radius:18px;padding:16px;line-height:1.9}.sm-activity-task p{margin:0}.sm-activity-rubric{margin:14px 0;border:1px solid var(--sm-border);border-radius:16px;padding:12px 14px}.sm-activity-rubric summary{cursor:pointer;color:var(--sm-primary);font-weight:900}.sm-activity-rubric pre,.sm-ai-analysis pre{white-space:pre-wrap;font-family:Cairo,Tajawal,sans-serif;line-height:1.8}.sm-activity-meta{margin:12px 0;color:var(--sm-muted);font-size:13px}.sm-activity-submit-form{display:grid;gap:10px;margin-top:15px;padding-top:15px;border-top:1px solid var(--sm-border)}.sm-activity-submit-form label{display:grid;gap:8px;font-weight:900}.sm-activity-submit-form input[type=file]{border:1px dashed rgba(21,93,99,.35);border-radius:16px;padding:14px;background:#f9fcfc}.sm-activity-submit-form>small{color:var(--sm-muted)}
.sm-ai-messages .bot h4{margin:4px 0 7px;color:var(--sm-primary-2);font-size:15px}.sm-ai-messages .bot p{margin:0 0 8px;line-height:1.85}.sm-ai-messages .bot ul,.sm-ai-messages .bot ol{margin:4px 0 10px;padding-right:22px;line-height:1.85}.sm-ai-messages .bot mjx-container{overflow-x:auto;overflow-y:hidden;max-width:100%;padding:4px 0;font-family:"STIX Two Math","Cambria Math",serif}
@media(max-width:900px){.sm-mastery-head,.sm-learning-cycle{grid-template-columns:1fr}.sm-streak-meter{max-width:210px}.sm-cycle-levels{justify-content:flex-start}.sm-level-complete{grid-template-columns:72px 1fr}.sm-level-actions{grid-column:1/-1;justify-content:flex-start}}
@media(max-width:620px){.sm-question-figure{min-height:150px;padding:12px}.sm-question-figure img{max-height:230px!important}.sm-remediation{padding:14px}.sm-remediation-foot{align-items:stretch;flex-direction:column}.sm-level-complete{grid-template-columns:1fr;text-align:center}.sm-earned-badge{margin:auto}.sm-level-actions{display:grid}.sm-level-actions button{width:100%}.sm-activity-workflow-card{padding:15px;border-radius:22px}}

/* v6.1.4 — fixes limited to account logout and persisted activity results. */
.sm-user-box.sm-user-logout{color:#fff;text-decoration:none;cursor:pointer;transition:background .18s ease,border-color .18s ease,transform .18s ease}.sm-user-box.sm-user-logout:hover,.sm-user-box.sm-user-logout:focus-visible{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.24);transform:translateY(-1px);outline:none}.sm-user-details{min-width:0;flex:1}.sm-user-details span{display:block;margin-top:3px;color:rgba(255,255,255,.72);font-size:10px;font-weight:800}.sm-user-exit{width:30px;height:30px;display:grid;place-items:center;border-radius:11px;background:rgba(255,255,255,.1);font-size:17px;flex:0 0 30px}.sm-user-box.sm-user-logout:hover .sm-user-exit{background:rgba(255,255,255,.2)}
.sm-activity-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:0 0 18px}.sm-activity-summary>div{background:#fff;border:1px solid var(--sm-border);border-radius:20px;padding:16px 18px;box-shadow:0 10px 26px rgba(6,42,48,.04)}.sm-activity-summary span{display:block;color:var(--sm-muted);font-size:12px;font-weight:800}.sm-activity-summary strong{display:block;margin-top:3px;color:var(--sm-primary-2);font-size:25px;font-weight:900}.sm-activity-summary.compact{margin:0}.sm-activity-summary.compact>div{background:#f7fbfb;box-shadow:none}.sm-activity-analytics{margin:18px 0}.sm-ai-analysis-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}.sm-ai-analysis-head span{color:var(--sm-muted);font-size:12px;font-weight:800}.sm-report-status{margin:8px 0!important;padding:9px 12px;border-radius:13px;background:#f4fafa;color:var(--sm-primary-2)!important;font-size:12px!important;font-weight:800}.sm-ai-analysis small{display:block;margin-top:8px}.sm-ai-analysis small a{color:var(--sm-primary);font-weight:900}
@media(max-width:620px){.sm-activity-summary{grid-template-columns:1fr}.sm-activity-summary>div{padding:13px 15px}.sm-activity-summary strong{font-size:22px}}
.sm-sidebar{overflow-y:auto;overscroll-behavior:contain}.sm-sidebar::-webkit-scrollbar{width:6px}.sm-sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:99px}

/* v6.1.5 — isolated fixes: RTL math values, prior-experience figures, and AI reply readability. */
.sm-question h4{
  direction:rtl;
  unicode-bidi:plaintext;
  text-align:right;
  line-height:1.9;
  overflow-wrap:anywhere;
}
.sm-options button .sm-option-value{display:inline-block;max-width:100%}
.sm-options button .sm-option-value.is-math{
  direction:ltr;
  unicode-bidi:isolate;
  font-family:"STIX Two Math","Cambria Math","Times New Roman",serif;
  font-size:1.08em;
  letter-spacing:0;
  white-space:nowrap;
}
.sm-activation-flow .sm-question-figure{
  background:#f8fbfb;
  min-height:230px;
  padding:24px;
}
.sm-activation-flow .sm-question-figure img{
  width:auto!important;
  max-width:min(100%,700px)!important;
  max-height:330px!important;
}
.sm-ai-messages .bot{
  direction:rtl;
  text-align:right;
  white-space:normal;
  unicode-bidi:plaintext;
}
.sm-ai-messages .bot h4{
  display:flex;
  align-items:center;
  gap:8px;
  margin:10px 0 6px;
  padding:8px 10px;
  border-right:3px solid var(--sm-accent);
  background:#f3f9f9;
  border-radius:10px;
  color:var(--sm-primary-2);
  font-size:15px;
  line-height:1.6;
}
.sm-ai-messages .bot h4:first-child{margin-top:0}
.sm-ai-messages .bot p{margin:0 0 10px;line-height:1.95}
.sm-ai-messages .bot ul,.sm-ai-messages .bot ol{margin:4px 0 12px;padding-right:24px;line-height:1.95}
.sm-ai-messages .bot li{margin-bottom:5px}
.sm-ai-messages .bot mjx-container{
  direction:ltr!important;
  unicode-bidi:isolate;
  max-width:100%;
  overflow-x:auto;
  overflow-y:hidden;
  padding:5px 2px;
}
.sm-ai-messages .bot mjx-container[display="true"]{
  display:block!important;
  text-align:center!important;
  margin:10px 0!important;
}
@media(max-width:620px){
  .sm-activation-flow .sm-question-figure{min-height:180px;padding:14px}
  .sm-activation-flow .sm-question-figure img{max-height:250px!important}
  .sm-question h4{font-size:18px;line-height:1.8}
}

/* v6.1.6 — activity AI processing and stable assistant formatting. */
.sm-activity-workflow-card.is-processing{border-color:rgba(53,198,181,.55);box-shadow:0 14px 38px rgba(21,93,99,.09)}
.sm-processing-indicator{display:flex;align-items:center;gap:10px;margin:12px 0;padding:11px 13px;border-radius:14px;background:#eef9f7;color:var(--sm-primary);font-weight:900}
.sm-processing-indicator span{width:18px;height:18px;border-radius:50%;border:3px solid rgba(21,93,99,.18);border-top-color:var(--sm-primary);animation:smSpin .8s linear infinite}
.sm-upload-live-status{padding:10px 12px;border-radius:13px;background:#eef8f8;color:var(--sm-primary);font-size:13px;font-weight:800}
.sm-activity-submit-form button:disabled{opacity:.65;cursor:wait}
@keyframes smSpin{to{transform:rotate(360deg)}}
.sm-ai-messages .bot{direction:rtl;text-align:right;overflow-wrap:anywhere}
.sm-ai-messages .bot h4{padding:8px 10px;border-right:4px solid var(--sm-accent);background:#f3fafa;border-radius:10px}
.sm-ai-messages .bot p:last-child,.sm-ai-messages .bot ul:last-child,.sm-ai-messages .bot ol:last-child{margin-bottom:0}
.sm-ai-messages .bot bdi,.sm-ai-messages .bot mjx-container{direction:ltr;unicode-bidi:isolate}