:root{--bg:#f4f6fa;--surface:#ffffff;--veil:#f8fafc;--hair:#e2e8f0;--hair-str:#cbd5e1;--ink:#0f172a;--ink-soft:#64748b;--ink-faint:#94a3b8;--acc:#0891b2;--acc-deep:#0e7490;--acc-soft:#ecfeff;--teal:#0d9488;--green:#059669;--green-soft:#ecfdf5;--amber:#d97706;--amber-soft:#fffbeb;--red:#dc2626;--red-soft:#fef2f2;--blue:#2563eb;--blue-soft:#eff6ff;--line:var(--hair);--canvas:var(--bg);--soft:var(--veil);--radius:8px}body,html{background:var(--bg)}body{min-height:100vh;color:var(--ink);font-family:Cairo,Outfit,Segoe UI,system-ui,sans-serif;font-size:14px;line-height:1.6;letter-spacing:0}button,input,select,textarea{font-family:inherit;letter-spacing:0}h1,h2,h3{letter-spacing:0}h1{font-size:25px}h1,h2{font-weight:800}h2{font-size:17px}.section-shell{border:1px solid var(--hair);border-radius:8px;background:var(--surface);box-shadow:none}.button,.icon-button,input,select,textarea{border-radius:7px}.button{min-height:40px;font-weight:800}.button.primary{background:var(--acc)}.button.primary:hover{background:var(--acc-deep)}.button.secondary{color:#334155;border-color:var(--hair-str);background:#fff}.button.secondary:hover{color:var(--acc-deep);border-color:#67c6d5;background:var(--acc-soft)}.icon-button{width:38px;height:38px}.icon-button:hover{color:var(--acc-deep);border-color:#67c6d5;background:var(--acc-soft)}.eyebrow{color:var(--acc-deep);font-size:11px;font-weight:800;letter-spacing:0}.page-description{color:var(--ink-soft);line-height:1.7}.data-table th{color:#64748b;background:#f8fafc}.data-table td{border-color:#e8edf2}.data-table tbody tr:hover{background:#fbfdfe}.v4-frame{min-height:100vh;background:var(--bg)}.v4-topbar{position:-webkit-sticky;position:sticky;top:0;z-index:40;min-height:72px;display:grid;grid-template-columns:minmax(330px,.8fr) minmax(430px,1.35fr) minmax(330px,.8fr);align-items:center;grid-gap:18px;gap:18px;padding:8px 28px;border-bottom:1px solid var(--hair);background:rgba(255,255,255,.97);box-shadow:0 4px 18px rgba(15,23,42,.04)}.v4-topbar-actions,.v4-topbar-start{min-width:0;display:flex;align-items:center;gap:10px}.v4-topbar-actions{justify-content:flex-end}.v4-brand{display:flex;align-items:center;gap:9px;flex:0 0 auto}.v4-brand .brand-mark{width:36px;height:36px;color:#fff;background:var(--acc);border-radius:8px}.v4-brand b,.v4-brand small{display:block}.v4-brand b{font-family:Outfit,Cairo,sans-serif;font-size:16px}.v4-brand small{color:var(--ink-soft);font-family:Outfit,sans-serif;font-size:9px}.topbar-divider{width:1px;height:30px;margin-inline:3px;background:var(--hair)}.back-button,.logout-button{width:35px;height:35px;display:grid;place-items:center;flex:0 0 auto;border:1px solid var(--hair);border-radius:7px;color:#64748b;background:#fff}.back-button:hover{color:var(--acc-deep);border-color:#67c6d5;background:var(--acc-soft)}.logout-button:hover{color:var(--red);border-color:#fecaca;background:var(--red-soft)}.route-title{min-width:0;display:grid;line-height:1.25}.route-title small{color:var(--ink-faint);font-size:9px}.route-title b{overflow:hidden;color:var(--ink);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.v4-scope-slot{min-width:0;display:flex;justify-content:center}.v4-scope-slot:empty{display:none}.command-trigger{min-height:38px;display:inline-flex;align-items:center;gap:7px;padding:0 11px;border:1px solid #a5e6ef;border-radius:7px;color:var(--acc-deep);background:var(--acc-soft);font-weight:800}.command-trigger:hover{border-color:#22b8cf;background:#cffafe}.command-trigger kbd{display:inline-flex;align-items:center;gap:2px;-webkit-margin-start:4px;margin-inline-start:4px;padding:2px 5px;border:1px solid #bae6fd;border-radius:4px;color:#64748b;background:#fff;font:10px Outfit,sans-serif}.account-summary{min-width:0;display:flex;align-items:center;gap:8px}.account-summary>span:last-child{min-width:0;display:grid;line-height:1.25}.account-summary b{max-width:125px;overflow:hidden;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.account-summary small{font-size:9px}.account-summary .avatar{width:34px;height:34px;color:#075985;background:#e0f2fe}.v4-main{width:100%;max-width:1880px;display:grid;grid-gap:14px;gap:14px;margin:0 auto;padding:12px 28px 48px}.v4-main>.page-content{width:100%;max-width:none;min-width:0;margin:0;padding:0}.mobile-scope{display:none}.scope-control.compact{width:min(100%,640px);min-height:50px;display:grid;grid-template-columns:auto minmax(150px,1fr) minmax(150px,1fr);align-items:center;grid-gap:9px;gap:9px;margin:0;padding:5px 7px;border:1px solid var(--hair);border-radius:8px;background:#f8fafc}.scope-control.compact>div{display:flex;align-items:center;gap:6px;padding-inline:5px;color:#475569;white-space:nowrap}.scope-control.compact>div b{font-size:10px}.scope-control.compact label{min-width:0;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;grid-gap:6px;gap:6px;color:#64748b;font-size:9px}.scope-control.compact label>span{white-space:nowrap}.scope-control.compact select{min-width:0;height:36px;padding:0 8px;color:var(--ink);border-color:var(--hair-str);background:#fff;font-size:11px}.scope-control.compact.empty{grid-template-columns:auto 1fr auto;color:var(--ink-soft)}.scope-control.compact.empty a{color:var(--acc-deep);font-weight:800}.v4-main>.yousef-coach{position:-webkit-sticky;position:sticky;top:84px;z-index:25;width:100%}.v4-main .yousef-panel{min-height:62px;display:grid;grid-template-columns:50px minmax(0,1fr) auto auto;align-items:center;grid-gap:11px;gap:11px;padding:6px 10px;border:1px solid #bae6fd;border-radius:8px;background:rgba(255,255,255,.98);box-shadow:0 8px 22px rgba(8,145,178,.07)}.v4-main .yousef-panel>.yousef-avatar,.v4-main .yousef-panel>.yousef-avatar.compact{width:50px;height:auto}.v4-main .yousef-message{min-width:0;display:grid;grid-gap:1px;gap:1px}.v4-main .yousef-panel-top{padding:0}.v4-main .yousef-panel-top>div{display:flex;align-items:center;gap:7px}.v4-main .yousef-panel-top span{color:var(--ink);font-size:11px;font-weight:800}.v4-main .yousef-panel-top small{display:inline-flex;padding:2px 6px;border-radius:4px;color:var(--acc-deep);background:var(--acc-soft);font-size:9px;font-weight:800}.v4-main .yousef-message p{overflow:hidden;color:#334155;font-size:11px;font-weight:700;line-height:1.55;text-overflow:ellipsis;white-space:nowrap}.v4-main .yousef-action,.v4-main .yousef-menu-button{min-height:34px;margin:0;padding:0 10px;border-radius:6px;font-size:10px;white-space:nowrap}.v4-main .yousef-menu-button{border-color:#bae6fd;color:var(--acc-deep);background:var(--acc-soft)}.v4-main .yousef-action{border:1px solid #bbf7d0;color:#047857;background:var(--green-soft)}.page-header{align-items:center;margin:2px 0 13px;padding:0 2px}.page-header h1{font-size:23px}.page-description{margin-top:3px;font-size:12px}.page-header-action{max-width:62%}.error-block,.inline-success,.inline-warning{border-radius:7px}.metric-grid{gap:10px}.metric-card{min-height:102px;border-radius:8px;box-shadow:none}.metric-card.navy{background:#334155}.metric-card.blue{background:#2563eb}.metric-card.green{background:#059669}.metric-card.amber{background:#d97706}.card,.card-tight,.kpi{border-radius:8px;box-shadow:none}.command-overlay{padding:20px;background:rgba(15,23,42,.55);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.yousef-command-center{width:min(100%,1100px);grid-template-columns:260px minmax(0,1fr);border:1px solid #cbd5e1;border-radius:8px;box-shadow:0 30px 80px rgba(15,23,42,.24)}.yousef-command-center.welcome{width:min(100%,1260px);min-height:min(720px,calc(100vh - 48px));grid-template-columns:360px minmax(0,1fr)}.command-figure{min-height:390px;padding:24px;-webkit-border-end:1px solid #bae6fd;border-inline-end:1px solid #bae6fd;background:#ecfeff}.command-figure .yousef-avatar{width:min(100%,220px)}.welcome .command-figure .yousef-avatar{width:min(100%,300px)}.command-body{padding:30px}.command-heading>span{color:var(--acc-deep)}.command-heading h1{font-size:26px}.command-action-grid>button,.command-choice,.command-group-grid>button{border-radius:8px;box-shadow:none}.command-action-grid>button:hover,.command-choice:hover,.command-group-grid>button:hover{border-color:#67c6d5;background:#f7fdfe;transform:none}.command-choice.featured{border-color:#67c6d5;background:var(--acc-soft)}.command-choice.resume{border-color:#86efac;background:var(--green-soft)}.command-action-icon,.command-choice-icon{color:var(--acc-deep);background:#e0f2fe}.command-close{color:#475569;border-color:#cbd5e1;background:#fff}.command-close:hover{color:var(--red);border-color:#fecaca;background:var(--red-soft)}.command-scope .scope-control{max-width:560px}.yousef-welcome-page{padding:24px;background:#f4f6fa}.login-page.yousef-login{grid-template-columns:minmax(440px,1.05fr) minmax(380px,.95fr);background:#fff}.yousef-login .login-yousef-side{color:var(--ink);-webkit-border-end:1px solid #bae6fd;border-inline-end:1px solid #bae6fd;background:#ecfeff}.yousef-login .login-brand b{color:var(--ink)}.yousef-login .login-brand small{color:var(--acc-deep)}.yousef-login .login-brand .brand-mark{color:#fff;background:var(--acc)}.yousef-login .login-yousef-speech{border-color:#a5e6ef;color:var(--ink);background:#fff;box-shadow:0 16px 40px rgba(8,145,178,.08)}.yousef-login .login-yousef-speech>span{color:var(--acc-deep)}.yousef-login .login-yousef-speech p{min-height:0;color:var(--ink)}.yousef-login .login-trust{color:#475569}.yousef-login .login-trust svg{color:var(--green)}.yousef-login .login-panel{background:#fff}.yousef-login .login-submit{background:var(--acc)}.yousef-login .login-submit:hover{background:var(--acc-deep)}.system-layout{display:grid;grid-template-columns:210px minmax(0,1fr);grid-gap:12px;gap:12px;align-items:start}.system-tabs{position:-webkit-sticky;position:sticky;top:160px;display:grid;grid-gap:3px;gap:3px;padding:6px;border:1px solid var(--hair);border-radius:8px;background:#fff}.system-tabs button{min-height:43px;display:flex;align-items:center;gap:9px;padding:0 11px;border:0;border-radius:6px;color:#64748b;background:transparent;font-weight:700;text-align:right}.system-tabs button:hover{color:var(--ink);background:#f8fafc}.system-tabs button.active{color:#075985;background:#e0f2fe}.system-content{min-height:560px;padding:18px}.compact-filter{min-width:210px}.compact-filter select{height:38px}.system-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:8px;gap:8px;margin-bottom:20px}.system-kpis>span{min-height:80px;display:grid;align-content:center;grid-gap:2px;gap:2px;padding:12px;border:1px solid var(--hair);border-radius:7px;background:#f8fafc}.system-kpis b{font-family:Outfit,Cairo,sans-serif;font-size:24px}.system-kpis .sent{color:var(--green);background:var(--green-soft)}.system-kpis .failed{color:var(--red);background:var(--red-soft)}.system-kpis .pending{color:var(--amber);background:var(--amber-soft)}.system-kpis .processing{color:var(--blue);background:var(--blue-soft)}.error-cell{max-width:330px;overflow:hidden;color:var(--red);font-size:10px;text-overflow:ellipsis;white-space:nowrap}.exam-create,.knowledge-upload{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr auto;grid-gap:9px;gap:9px;align-items:end;margin-bottom:22px;padding:13px;border:1px solid var(--hair);border-radius:7px;background:#f8fafc}.knowledge-upload input[type=file]{height:40px;padding:7px;font-size:10px}.setting-list{display:grid;grid-gap:10px;gap:10px}.setting-list article{display:grid;grid-template-columns:180px minmax(0,1fr) auto;align-items:center;grid-gap:12px;gap:12px;padding:12px;border-bottom:1px solid var(--hair)}.setting-list article:last-child{border-bottom:0}.setting-list textarea{min-height:82px;font-family:Consolas,monospace;font-size:11px}@media (max-width:1280px){.v4-topbar{grid-template-columns:minmax(280px,.8fr) minmax(360px,1.15fr) auto;padding-inline:18px}.account-summary>span:last-child,.command-trigger kbd{display:none}.v4-main{padding-inline:18px}}@media (max-width:980px){.v4-topbar{min-height:64px;grid-template-columns:minmax(0,1fr) auto}.v4-scope-slot{display:none}.mobile-scope{display:block}.mobile-scope .scope-control.compact{width:100%}.v4-main>.yousef-coach{top:72px}.system-layout{grid-template-columns:1fr}.system-tabs{position:static;display:flex;overflow-x:auto}.system-tabs button{flex:0 0 auto}.exam-create,.knowledge-upload{grid-template-columns:repeat(2,minmax(0,1fr))}.exam-create .button,.knowledge-upload .button{width:100%}.setting-list article{grid-template-columns:1fr}}@media (max-width:720px){.v4-topbar{padding-inline:12px}.back-button,.command-trigger span,.route-title,.topbar-divider{display:none}.command-trigger{width:38px;padding:0;justify-content:center}.v4-main{padding:9px 12px 30px}.scope-control.compact{grid-template-columns:1fr 1fr}.scope-control.compact>div{display:none}.v4-main .yousef-panel{grid-template-columns:42px minmax(0,1fr) auto}.v4-main .yousef-panel>.yousef-avatar,.v4-main .yousef-panel>.yousef-avatar.compact{width:42px}.v4-main .yousef-message p{white-space:normal}.v4-main .yousef-action{grid-column:2/-1;justify-self:start}.page-header{align-items:flex-start;flex-direction:column}.page-header-action{width:100%;max-width:none}.system-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.exam-create,.knowledge-upload,.yousef-command-center,.yousef-command-center.welcome{grid-template-columns:1fr}.command-figure{min-height:130px;-webkit-border-end:0;border-inline-end:0;border-bottom:1px solid #bae6fd}.command-figure .yousef-avatar,.welcome .command-figure .yousef-avatar{width:105px}.command-body{padding:18px}.login-page.yousef-login{grid-template-columns:1fr}.yousef-login .login-yousef-side{min-height:330px;-webkit-border-end:0;border-inline-end:0;border-bottom:1px solid #bae6fd}}@media print{.mobile-scope,.v4-topbar,.yousef-coach{display:none!important}.v4-main{display:block;max-width:none;padding:0}}