@import url("https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800&family=Tajawal:wght@300;400;500;700;800&display=swap");:root{--primary:#185fa5;--primary-dk:#104880;--primary-lt:#e8f0fb;--accent:#f5a623;--success:#27ae60;--danger:#e74c3c;--text:#1a1a2e;--muted:#6b7280;--border:#d1d5db;--bg:#f4f7fc;--card:#fff;--radius:12px;--shadow:0 2px 12px rgba(24,95,165,.1);--shadow-lg:0 8px 32px rgba(24,95,165,.16)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-family:Cairo,Tajawal,sans-serif;direction:rtl;font-size:16px;scroll-behavior:smooth}body{background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6}.container{width:100%;max-width:1100px;margin:0 auto;padding:0 20px}.page-wrap{min-height:calc(100vh - 64px);padding:32px 0}.navbar{background:var(--primary);height:64px;position:-webkit-sticky;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.2)}.navbar,.navbar-inner{display:flex;align-items:center}.navbar-inner{justify-content:space-between;width:100%}.navbar-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:1.25rem;font-weight:800;text-decoration:none;flex-shrink:0;padding-left:12px}.navbar-brand span{font-size:1.5rem}.navbar-about-link{font-size:.82rem;color:hsla(0,0%,100%,.72);text-decoration:none;white-space:nowrap;padding-left:14px;border-left:1px solid hsla(0,0%,100%,.22);transition:color .2s}.navbar-about-link:hover{color:#fff}.navbar-links{display:flex;align-items:center;gap:4px;list-style:none}.navbar-links a{color:hsla(0,0%,100%,.85);text-decoration:none;padding:6px 14px;border-radius:8px;font-size:.93rem;font-weight:500;transition:background .15s}.navbar-links a.active,.navbar-links a:hover{background:hsla(0,0%,100%,.18);color:#fff}.navbar-user{display:flex;align-items:center;gap:16px;color:#fff;font-size:.9rem;flex-shrink:0}.btn-logout{background:hsla(0,0%,100%,.15);border:1px solid hsla(0,0%,100%,.3);color:#fff;padding:5px 14px;border-radius:8px;cursor:pointer;font-family:inherit;font-size:.88rem;transition:background .15s}.btn-logout:hover{background:hsla(0,0%,100%,.28)}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:20px;gap:20px}.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px}@media (max-width:900px){.card-grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width:580px){.card-grid-3{grid-template-columns:1fr}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:10px;font-family:inherit;font-size:1rem;font-weight:600;cursor:pointer;border:none;text-decoration:none;transition:transform .12s,box-shadow .12s,background .15s}.btn:active{transform:scale(.97)}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 3px 10px rgba(24,95,165,.3)}.btn-primary:hover{background:var(--primary-dk);box-shadow:0 5px 16px rgba(24,95,165,.4)}.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}.btn-outline:hover{background:var(--primary-lt)}.btn-accent{background:var(--accent);color:#7a3800;font-weight:800;box-shadow:0 3px 12px rgba(245,166,35,.38)}.btn-accent:hover{background:#f09410;color:#5a2600;box-shadow:0 6px 20px rgba(245,166,35,.5)}.btn-ghost{background:transparent;color:var(--muted)}.btn-ghost:hover{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:6px 14px;font-size:.88rem}.btn-lg{padding:14px 32px;font-size:1.1rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.form-group{margin-bottom:18px}.form-label{display:block;font-weight:600;font-size:.93rem;margin-bottom:6px;color:var(--text)}.form-input{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:9px;font-family:inherit;font-size:1rem;background:#fff;color:var(--text);direction:rtl;transition:border-color .2s,box-shadow .2s}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(24,95,165,.12)}.form-error{color:var(--danger)}.form-error,.form-help{font-size:.85rem;margin-top:4px}.form-help{color:var(--muted)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,var(--primary-lt) 0,#fff 60%)}.auth-card{background:var(--card);border-radius:18px;box-shadow:var(--shadow-lg);padding:40px 36px;width:100%;max-width:440px}.auth-logo{text-align:center;margin-bottom:28px}.auth-logo .logo-icon{font-size:2.8rem;display:block}.auth-logo h1{color:var(--primary);font-size:1.6rem;font-weight:800;margin-top:8px}.auth-logo p{color:var(--muted);font-size:.9rem;margin-top:4px}.auth-title{font-size:1.3rem;font-weight:700;margin-bottom:22px;color:var(--text)}.auth-footer{text-align:center;margin-top:20px;font-size:.9rem;color:var(--muted)}.auth-footer a{color:var(--primary);font-weight:600;text-decoration:none}.auth-divider{text-align:center;color:var(--muted);margin:16px 0;font-size:.85rem;position:relative}.auth-divider:after,.auth-divider:before{content:"";display:inline-block;width:35%;height:1px;background:var(--border);vertical-align:middle;margin:0 8px}.auth-tabs{display:flex;gap:6px;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:5px;margin-bottom:22px}.auth-tab{flex:1 1;padding:10px 8px;border:none;background:transparent;border-radius:9px;font-family:Tajawal,sans-serif;font-size:.9rem;font-weight:600;color:var(--muted);cursor:pointer;transition:background .15s,color .15s,box-shadow .15s}.auth-tab.active{background:var(--card);color:var(--primary);box-shadow:0 1px 5px rgba(0,0,0,.09)}.auth-tab:not(.active):hover{color:var(--text)}.teacher-badge{display:flex;align-items:center;gap:8px;background:#e8f0fe;border:1px solid #c5d5fb;border-radius:10px;padding:10px 14px;font-size:.88rem;font-weight:600;color:#1a56c4;margin-bottom:20px}.teacher-code-input{letter-spacing:3px;text-transform:uppercase;font-family:Courier New,monospace}.field-hint{font-size:.79rem;color:var(--muted);margin-top:5px}.auth-footer-links{margin-top:4px}.hero-topbar{background:rgba(0,0,0,.22);border-bottom:1px solid hsla(0,0%,100%,.12);padding:9px 16px;font-size:.82rem;color:hsla(0,0%,100%,.8);text-align:center}.hero-topbar-inner{display:inline-flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px 10px}.hero-topbar-label,.hero-topbar-link{white-space:nowrap}.hero-topbar-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent);text-decoration:none;font-weight:700;transition:color .15s}.hero-topbar-link:hover{color:#ffd580;text-decoration:underline}.hero-topbar-link bdi{direction:ltr;unicode-bidi:-webkit-isolate;unicode-bidi:isolate}.hero{background:linear-gradient(135deg,var(--primary) 0,#0e3d70 100%);color:#fff;overflow:hidden}.hero,.hero-main{position:relative}.hero-main{padding:72px 0 120px;z-index:2}.hero-wave{display:block;width:100%;margin-top:-2px;line-height:0;position:relative;z-index:3}.hero-content{max-width:540px;margin-left:auto;text-align:right}.hero h1{font-size:2.7rem;font-weight:800;line-height:1.28;margin-bottom:18px;text-align:right;letter-spacing:-.01em}.hero p{font-size:1.05rem;opacity:.88;margin:0 0 34px;text-align:right;line-height:1.75}.hero-btns{display:flex;gap:14px;justify-content:flex-end;flex-wrap:wrap}.hero-image{position:absolute;left:0;bottom:0;width:min(48vw,800px);z-index:1;pointer-events:none}.hero-photo{display:block;width:100%;height:auto;filter:drop-shadow(0 14px 30px rgba(0,0,0,.22))}.features{padding:80px 0;background:#fff}.features h2{text-align:center;font-size:1.9rem;font-weight:800;color:var(--primary);margin-bottom:12px}.features-subtitle{text-align:center;color:var(--muted);font-size:.97rem;margin-bottom:48px}.feature-card{background:var(--card);border-radius:20px;padding:36px 24px 28px;box-shadow:0 1px 4px rgba(24,95,165,.06),0 4px 20px rgba(24,95,165,.08);text-align:center;border:1.5px solid rgba(24,95,165,.08);transition:transform .25s,box-shadow .25s,border-color .25s}.feature-card:hover{transform:translateY(-7px);box-shadow:0 10px 38px rgba(24,95,165,.17);border-color:rgba(24,95,165,.22)}.feature-icon{width:72px;height:72px;border-radius:22px;background:linear-gradient(135deg,#e8f0fb,#dbeafe);display:flex;align-items:center;justify-content:center;margin:0 auto 20px;color:var(--primary);transition:background .25s,transform .25s,color .25s}.feature-card:hover .feature-icon{background:linear-gradient(135deg,var(--primary),#1e88e5);color:#fff;transform:scale(1.1) rotate(-5deg)}.feature-card h3{font-size:1.08rem;font-weight:700;color:var(--text);margin-bottom:10px}.feature-card p{font-size:.88rem;color:var(--muted);line-height:1.75}.dash-welcome{font-size:1.5rem;font-weight:700;margin-bottom:24px;color:var(--text)}.stat-card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;align-items:center;gap:18px;border-right:4px solid var(--primary)}.stat-icon{font-size:2rem;flex-shrink:0}.stat-val{font-size:1.8rem;font-weight:800;color:var(--primary)}.stat-lbl{font-size:.88rem;color:var(--muted);margin-top:2px}.dash-section{margin-top:36px}.dash-section-title{font-size:1.15rem;font-weight:700;color:var(--text);margin-bottom:16px;border-right:3px solid var(--primary);padding-right:10px}.dash-action-card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:flex-start;gap:12px;transition:box-shadow .2s,transform .2s;text-decoration:none;color:inherit}.dash-action-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.dash-action-icon{font-size:2rem}.dash-action-title{font-size:1.1rem;font-weight:700}.dash-action-desc{font-size:.93rem;color:var(--muted)}.data-table{width:100%;border-collapse:collapse;font-size:.93rem}.data-table th{background:var(--primary-lt);color:var(--primary);font-weight:700;padding:12px 14px;text-align:right;border-bottom:2px solid var(--primary)}.data-table td{padding:11px 14px;border-bottom:1px solid var(--border);color:var(--text)}.data-table tr:hover td{background:var(--bg)}.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:.82rem;font-weight:600}.badge-blue{background:var(--primary-lt);color:var(--primary)}.badge-green{background:#e8f8ef;color:var(--success)}.badge-orange{background:#fef3e0;color:var(--accent)}.page-header{margin-bottom:28px}.page-header h1{font-size:1.6rem;font-weight:800;color:var(--text)}.page-header p{color:var(--muted);margin-top:4px}.alert{padding:12px 16px;border-radius:9px;font-size:.93rem;margin-bottom:16px}.alert-error{background:#fdecea;color:var(--danger);border:1px solid #f5c6c2}.alert-success{background:#e8f8ef;color:var(--success);border:1px solid #b2dfcc}.alert-info{background:var(--primary-lt);color:var(--primary);border:1px solid #b3ccee}.spinner{display:inline-block;width:20px;height:20px;border:2.5px solid hsla(0,0%,100%,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.lib-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;display:flex;flex-direction:column;gap:12px;transition:transform .2s,box-shadow .2s}.lib-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.lib-card-icon{font-size:2.6rem}.lib-card-title{font-size:1rem;font-weight:700}.lib-card-desc{font-size:.88rem;color:var(--muted);flex:1 1}.lib-tag{display:inline-block;background:var(--primary-lt);color:var(--primary);padding:2px 10px;border-radius:20px;font-size:.8rem;font-weight:600}.assessment-frame{width:100%;height:calc(100vh - 130px);border:none;border-radius:var(--radius);box-shadow:var(--shadow);background:#fff}.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}.empty-state .empty-icon{font-size:3rem;display:block;margin-bottom:12px}.empty-state p{font-size:.95rem}.nav-auth-btns{display:flex;gap:8px;align-items:center}.nav-btn-ghost{color:#fff!important;border-color:hsla(0,0%,100%,.5)!important}.nav-avatar-btn{display:flex;align-items:center;gap:8px;background:hsla(0,0%,100%,.12);border:1px solid hsla(0,0%,100%,.25);color:#fff;border-radius:24px;padding:4px 12px 4px 6px;cursor:pointer;font-family:inherit;font-size:.88rem;font-weight:600;transition:background .15s}.nav-avatar-btn:hover{background:hsla(0,0%,100%,.22)}.nav-username{max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-dropdown{position:relative}.nav-dropdown-menu{position:absolute;left:0;top:calc(100% + 10px);background:#fff;border-radius:12px;min-width:200px;box-shadow:0 8px 32px rgba(0,0,0,.18);z-index:200;overflow:hidden;animation:dropIn .15s ease}@keyframes dropIn{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.nav-dropdown-header{padding:14px 16px 10px;border-bottom:1px solid #f0f0f0;color:var(--text)}.nav-dropdown-item{display:flex;align-items:center;gap:8px;padding:11px 16px;color:var(--text);text-decoration:none;font-size:.9rem;cursor:pointer;background:none;border:none;width:100%;font-family:inherit;text-align:right;transition:background .12s}.nav-dropdown-item:hover{background:var(--primary-lt);color:var(--primary)}.nav-dropdown-divider{height:1px;background:#f0f0f0;margin:4px 0}.nav-dropdown-logout{color:#e53935!important}.nav-dropdown-logout:hover{background:#fdecea!important}.nav-hamburger{display:none;background:hsla(0,0%,100%,.15);border:1px solid hsla(0,0%,100%,.3);color:#fff;border-radius:8px;padding:6px 11px;font-size:1.1rem;cursor:pointer;line-height:1;font-family:inherit}.nav-mobile-menu{display:flex;flex-direction:column;background:var(--primary-dk);border-top:1px solid hsla(0,0%,100%,.15);padding:12px 0;animation:slideDown .18s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.nav-mobile-user{display:flex;align-items:center;gap:12px;padding:10px 20px 14px;border-bottom:1px solid hsla(0,0%,100%,.15);color:#fff}.nav-mobile-item{display:block;padding:12px 20px;color:hsla(0,0%,100%,.9);text-decoration:none;font-size:.95rem;font-weight:500;background:none;border:none;width:100%;text-align:right;font-family:inherit;cursor:pointer;transition:background .12s}.nav-mobile-item:hover{background:hsla(0,0%,100%,.1)}.nav-mobile-divider{height:1px;background:hsla(0,0%,100%,.15);margin:4px 0}.nav-mobile-logout{color:#ff8a80!important}@media (max-width:768px){.hero h1{font-size:1.9rem}.hero-main{padding:32px 0 28px}.hero-topbar{font-size:.76rem;padding:6px 16px}.hero-content{max-width:none;margin-left:0}.hero h1,.hero p,.hero-content{text-align:center}.hero-btns{justify-content:center}.hero-image{position:static;width:100%;max-width:380px;margin:28px auto 0;z-index:auto}.hero-photo{width:100%;margin-bottom:-28px}.navbar-links-desktop{display:none!important}.nav-auth-btns{display:none}.nav-hamburger{display:block}.auth-card{padding:28px 20px}.stat-card{padding:18px}.navbar-about-link,.navbar-social-desktop{display:none!important}}@media (min-width:769px){.nav-mobile-menu{display:none!important}.navbar-social-desktop{display:flex}}.fsr{position:fixed;top:50%;right:0;transform:translateY(-50%);z-index:300;align-items:stretch;background:#fff;border-radius:16px 0 0 16px;border-left:3px solid var(--primary);box-shadow:-6px 0 28px rgba(24,95,165,.13),-1px 0 0 rgba(0,0,0,.05);padding:6px 0;width:72px;gap:2px}.fsr,.fsr-item{display:flex;flex-direction:column}.fsr-item{align-items:center;justify-content:center;gap:5px;padding:10px 6px;margin:0 5px;border-radius:10px;color:var(--text);text-decoration:none;border:none;background:none;cursor:pointer;transition:background .18s,color .18s,transform .15s;width:calc(100% - 10px)}.fsr-item:hover{transform:translateX(-2px)}.fsr-icon,.fsr-item:hover{background:var(--primary-lt);color:var(--primary)}.fsr-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;transition:background .18s,color .18s;flex-shrink:0}.fsr-item:hover .fsr-icon{background:var(--primary);color:#fff}.fsr-label{font-size:.62rem;font-weight:700;color:var(--muted);text-align:center;line-height:1.35;white-space:pre-line;font-family:Tajawal,sans-serif;transition:color .18s}.fsr-item:hover .fsr-label{color:var(--primary)}.fsr-wa .fsr-icon{background:#e6f4ec;color:#1a7c40}.fsr-wa .fsr-label{color:#1a7c40}.fsr-wa:hover .fsr-icon{background:#1a7c40;color:#fff}.fsr-wa:hover .fsr-label{color:#1a7c40}.fsr-cta .fsr-icon{background:#fef3dc;color:#b56a00}.fsr-cta .fsr-label{color:#b56a00}.fsr-cta:hover .fsr-icon{background:var(--accent);color:#5a2d00}.fsr-cta:hover .fsr-label{color:#b56a00}.fsr-reg .fsr-icon{background:#e8f0fb;color:#185fa5}.fsr-reg .fsr-label{color:#185fa5}.fsr-reg:hover .fsr-icon{background:#185fa5;color:#fff}.fsr-login .fsr-icon{background:#f0f4f8;color:#475569}.fsr-login .fsr-label{color:#475569}.fsr-login:hover .fsr-icon{background:#475569;color:#fff}@media (max-width:768px){.fsr{top:auto;right:0;left:0;bottom:0;transform:none;width:100%;border-radius:18px 18px 0 0;flex-direction:row;justify-content:space-around;border-left:none;border-top:3px solid var(--primary);padding:8px 4px max(8px,env(safe-area-inset-bottom));box-shadow:0 -4px 24px rgba(24,95,165,.15);gap:0}.fsr-item{width:auto;flex:1 1;margin:0;padding:6px 4px;border-radius:10px}.fsr-item:hover{transform:none}.fsr-icon{width:32px;height:32px;border-radius:8px}.fsr-label{font-size:.6rem}.fsr:before{display:none}body{padding-bottom:76px}}