: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}
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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 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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 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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 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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 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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}}