.profile-modal-open{overflow:hidden}.profile-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;justify-content:flex-end;background:#121c267a;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.profile-modal{width:min(920px,calc(100vw - 32px));height:calc(100vh - 32px);margin:16px;overflow:hidden;display:flex;flex-direction:column;background:#fff;border-radius:8px;box-shadow:0 24px 60px #1018283d}.profile-modal-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;border-bottom:1px solid #e7edf3}.profile-eyebrow{margin:0 0 4px;color:#66788a;font-size:.75rem;font-weight:700;letter-spacing:0;text-transform:uppercase}.profile-modal-header h2,.profile-section h3{margin:0;color:#1f2933;line-height:1.2}.profile-modal-header h2{font-size:1.5rem;font-weight:700}.profile-close-button{width:40px;height:40px;padding:0;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;color:#546575;background:#f4f7fa;border-radius:50%}.profile-close-button:hover{color:#1f2933;background:#e9f1f8;opacity:1}.profile-content{padding:12px;overflow-y:auto;background:#f5f7fa}.profile-section{background:#fff;border:1px solid #e6edf4;border-radius:8px;box-shadow:0 10px 24px #1f29330f}.profile-summary-section{padding:24px}.profile-payment-section,.profile-plans-section{margin-top:18px;overflow:hidden}.profile-identity{display:flex;align-items:center;gap:16px;padding-bottom:20px;border-bottom:1px solid #ecf1f6}.profile-avatar{width:64px;height:64px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;color:#2196f3;background:#eaf5ff;border-radius:50%;font-size:2rem}.profile-identity h3{font-size:1.25rem;font-weight:700}.profile-identity p{margin:8px 0 0;display:flex;align-items:center;gap:8px;color:#617182;font-size:.95rem}.profile-details-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}.profile-detail-item{padding:16px;background:#f8fafc;border:1px solid #e8eef5;border-radius:8px}.profile-detail-item span{display:block;margin-bottom:8px;color:#6b7c8d;font-size:.82rem;font-weight:600}.profile-detail-item strong{display:flex;align-items:center;gap:8px;color:#243746;font-size:.98rem;line-height:1.35}.profile-status.active{color:#11845b}.profile-status.inactive{color:#b42318}.profile-signout-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:10px 16px;color:#fff;background:#d92d20;border-radius:6px;font-weight:700}.profile-signout-button:hover{background:#b42318;opacity:1}.profile-section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;border-bottom:1px solid #e7edf3}.profile-section-heading h3{font-size:1.15rem;font-weight:700}.profile-section-heading>svg{color:#2196f3;font-size:1.3rem}.profile-plan-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding:18px}.profile-plan-card{position:relative;display:flex;flex-direction:column;min-width:0;padding:20px;overflow:hidden;border:1px solid #dce5ee;border-radius:10px;background:linear-gradient(180deg,#fff,#fbfdff)}.profile-plan-card.featured{border-color:#66a9e9;box-shadow:0 10px 26px #2196f324}.profile-featured-badge{position:absolute;top:0;right:0;display:inline-flex;align-items:center;gap:5px;padding:6px 10px;color:#7c4a03;background:#fff1c7;border-bottom-left-radius:8px;font-size:.72rem;font-weight:800;text-transform:uppercase}.profile-plan-card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding-right:0}.profile-plan-card.featured .profile-plan-card-heading{padding-top:16px}.profile-plan-card-heading h4{margin:0;color:#1f2933;font-size:1.1rem;line-height:1.3}.profile-plan-card-heading>div>span{display:block;margin-top:5px;color:#66788a;font-size:.8rem;font-weight:700;text-transform:capitalize}.profile-discount-badge{flex:0 0 auto;padding:5px 8px;color:#067647;background:#e8f7ef;border-radius:999px;font-size:.72rem;font-weight:800}.profile-plan-description{margin:14px 0 0;color:#617182;font-size:.88rem;line-height:1.5}.profile-plan-price{display:flex;align-items:baseline;flex-wrap:wrap;gap:8px;margin:18px 0}.profile-plan-price del{color:#8795a3;font-size:.88rem}.profile-plan-price strong{color:#1261a0;font-size:1.65rem;line-height:1}.profile-plan-price>span{color:#66788a;font-size:.72rem;font-weight:800}.profile-plan-features{display:grid;gap:9px;margin:0;padding:0;list-style:none}.profile-plan-features li{display:flex;align-items:flex-start;gap:8px;color:#405363;font-size:.84rem;line-height:1.35}.profile-plan-features svg{flex:0 0 auto;margin-top:2px;color:#11845b}.profile-plan-contact{margin-top:auto;padding-top:18px}.profile-plan-contact>span{display:block;margin-bottom:9px;color:#66788a;font-size:.78rem;font-weight:700}.profile-plan-contact>div{display:flex;flex-wrap:wrap;gap:8px}.profile-contact-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:38px;padding:8px 12px;border:1px solid;border-radius:7px;font-size:.8rem;font-weight:800;text-decoration:none;transition:transform .15s,box-shadow .15s,background-color .15s}.profile-contact-button:hover{transform:translateY(-1px);text-decoration:none}.profile-contact-button.whatsapp{color:#087a43;background:#ecfdf3;border-color:#a7e8c5}.profile-contact-button.whatsapp:hover{color:#056638;background:#dcfce7;box-shadow:0 5px 12px #087a4321}.profile-contact-button.email{color:#1261a0;background:#eef7ff;border-color:#b8dcfa}.profile-contact-button.email:hover{color:#0d4f86;background:#e0f1ff;box-shadow:0 5px 12px #1261a021}.profile-plan-state{padding:24px 22px;color:#617182;font-size:.92rem}.profile-plan-state.error{color:#b42318;background:#fff5f5}.payment-table-wrapper{width:100%;max-height:320px;overflow:auto}.profile-table-state{padding:18px 22px;color:#617182;background:#fff;font-size:.92rem}.profile-table-state.error{color:#b42318;background:#fff5f5;border-bottom:1px solid #fed7d7}.payment-table{width:100%;border-collapse:collapse;min-width:680px}.payment-table th,.payment-table td{padding:15px 16px;text-align:left;border-bottom:1px solid #edf2f7;color:#364958;font-size:.92rem}.payment-table th{position:sticky;top:0;z-index:1;color:#6b7c8d;background:#fbfcfe;font-size:.78rem;font-weight:800;letter-spacing:0;text-transform:uppercase}.payment-table tr:last-child td{border-bottom:0}.payment-status{display:inline-flex;align-items:center;min-height:26px;padding:4px 10px;color:#11845b;background:#e7f6ef;border-radius:999px;font-size:.82rem;font-weight:700}@media (max-width: 1024px){.profile-backdrop{justify-content:center}.profile-modal{width:calc(100vw - 20px);height:calc(100vh - 20px);margin:10px}.profile-modal-header,.profile-content,.profile-summary-section{padding:18px}.profile-details-grid{grid-template-columns:1fr}.profile-plan-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 700px){.profile-plan-grid{grid-template-columns:1fr}}@media (max-width: 560px){.profile-identity{align-items:flex-start}.payment-table{min-width:0}.payment-table thead{display:none}.payment-table,.payment-table tbody,.payment-table tr,.payment-table td{display:block;width:100%}.payment-table tr{padding:14px 18px;border-bottom:1px solid #edf2f7}.payment-table tr:last-child{border-bottom:0}.payment-table td{display:flex;justify-content:space-between;gap:14px;padding:8px 0;border-bottom:0;text-align:right}.payment-table td:before{content:attr(data-label);flex:0 0 auto;color:#6b7c8d;font-weight:800;text-align:left}}.sidenav{height:100vh;width:225px;align-items:center;justify-content:center;background-color:#293846;position:fixed;color:#fff;font-weight:300;display:block;border:1px solid #000;overflow:visible;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;left:0;top:0;z-index:20;transition:width .25s ease}.sidenav.collapsed{width:72px;overflow:hidden}.sidenav i{cursor:pointer}.sidenav .qb-name{font-weight:700!important;font-size:1rem!important;-webkit-user-select:none;-moz-user-select:none;user-select:none;display:inline-block}.sidenav .nav-header{min-height:190px;padding:26px 15px 22px;background:#293846;border-bottom:1px solid rgba(33,150,243,.35)}.logo-wrapper{width:72px;height:72px;margin:0 auto 16px;display:flex;justify-content:center;align-items:center;overflow:hidden;border-radius:50%;background:#fff}.logo-image{margin-top:10px;width:115px;height:125px;-o-object-fit:contain;object-fit:contain;display:block;flex:0 0 auto}.medverses-title{font-size:26px!important;font-weight:700!important;letter-spacing:.02em;margin:0 0 6px!important;color:#fff}.sidenav .qb-name{font-weight:700!important;font-size:1rem!important;-webkit-user-select:none;-moz-user-select:none;user-select:none;display:inline-block;margin-top:4px}.sidenav .nav-content{scrollbar-width:thin;background-color:#2f4050;overflow-y:auto;overflow-x:hidden;outline:none;height:calc(100vh - 286px);color:#a7b1c2;flex:1}.sidenav .nav-content::-webkit-scrollbar{width:5px}.sidenav .nav-content::-webkit-scrollbar-track{background:none}.sidenav .nav-content::-webkit-scrollbar-thumb{background:#cdcdcd}.sidenav .nav-content::-webkit-scrollbar-thumb:hover{background:#a6a6a6}.sidenav .nav-content a{width:100%;color:#a7b1c2;font-size:1rem;font-weight:400!important;padding:14px 0 14px 30px;text-decoration:none;display:flex;align-items:center;gap:6px;min-width:0}.sidenav .nav-content a.imp-active{color:#fff}.sidenav .nav-content .active{background-color:#293846;border-left:4px solid #2196f3;color:#fff}.sidenav .nav-content .active a{color:#fff}.sidenav .first-nav-pad{padding-left:4px}.sidenav .second-nav-pad{padding-left:14px}.sidenav .nav-footer{margin-top:24px;margin-bottom:0;padding:10px 15px;border-top:0;color:#fff;font-size:11.5pt;background:#293846}.sidenav.collapsed .nav-header{min-height:104px;padding:20px 0 18px}.sidenav.collapsed .logo-wrapper{width:48px;height:48px;margin-bottom:0}.sidenav.collapsed .logo-image{width:48px;height:48px}.sidenav.collapsed .medverses-title,.sidenav.collapsed .qb-name,.sidenav.collapsed .nav-footer{display:none!important}.sidenav.collapsed .nav-content{height:calc(100vh - 104px)}.sidenav.collapsed .nav-content a{width:100%;height:100%;padding-left:0;padding-right:0;justify-content:center;text-align:center;font-size:0}.sidenav.collapsed .nav-content svg{margin-right:0!important;font-size:18px}.nav-item-icon{flex:0 0 auto}.sidenav.collapsed .nav-item-label,.sidenav.collapsed .angle-pos{display:none!important}.sidenav.collapsed .nav-row{width:72px;min-width:72px}.sidenav.collapsed .nav-content .active{border-left-width:4px}.sidenav.collapsed .sub-nav-items{width:72px;padding-left:0;background-color:#263644}.sidenav.collapsed .sub-nav-row{height:2.5rem!important}.sidenav.collapsed .sub-nav-items .mat-list-item-content{padding-left:0}.sidenav.collapsed .sub-nav-link{min-height:40px;padding:0!important}.sidenav.collapsed .sub-nav-link .nav-item-icon{font-size:15px}.sidenav .nav-footer .muted-text{font-size:9pt;color:#8095a8}.sidenav .nav-footer .subscription-expired .text-white{color:#fff!important;font-weight:700!important}.sidenav .nav-footer .subscription-expired .muted-text{color:#93cfff;font-size:10pt;font-weight:600!important}.sidenav h2{font-size:1.5rem!important}.sidenav .nav-row{height:3rem;cursor:pointer}.sidenav .nav-row:hover{background-color:#293846!important}.sidenav .nav-row:hover a{color:#fff}.sidenav .angle-pos{margin-left:auto;margin-right:18px;font-weight:400}.text-white{color:#fff}.text-blue{color:#2196f3}.font-400-imp{font-weight:400!important}.icon-width{width:60px}.d-flex{display:flex}.flex-wrap{flex-wrap:wrap}.text-center{text-align:center}.col-12{width:100%;padding-right:15px;padding-left:15px}.pt-3{padding-top:1rem}.pb-2{padding-bottom:.5rem}.mb-0{margin-bottom:0}.d-inline-block{display:inline-block}.float-right{float:right}.mat-list-item-content{display:flex;flex-direction:row;align-items:center;box-sizing:border-box;padding:0;position:relative;height:inherit}.mat-list-text{display:flex;flex-direction:column;width:100%;box-sizing:border-box;overflow:hidden;padding:0}.mat-line{margin:0;padding:0;font-weight:400;font-size:inherit}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f3f3f4}.top-navbar{background-color:#fff;border-bottom:1px solid #e8e8e8;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 1px 3px #0000000d;margin-left:226px;transition:margin-left .25s ease}.legacy-top-navbar{display:none!important}.welcome-section{display:flex;align-items:center;gap:16px;height:60px}.menu-toggle{width:36px;height:36px;min-width:36px;background:#fff;border:none;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background-color .2s;position:relative;z-index:30}.menu-toggle:hover{background-color:#f5f5f5}.menu-toggle i{font-size:20px;color:#2196f3}.menu-toggle svg{font-size:20px;color:#2196f3}.welcome-text{font-size:1.875rem;font-weight:300;color:#65656a;margin:0}.welcome-text .user-name{font-weight:400;color:#313131}.welcome-text.page-title{font-weight:300;color:#313131}.home-section{display:flex;align-items:center}.home-link{display:flex;align-items:center;gap:8px;text-decoration:none;color:#a7b1c2;font-weight:600;font-size:.875rem;padding:8px 12px;border-radius:4px;transition:color .2s,background-color .2s}.home-link:hover{color:#2196f3;background-color:#f5f5f5}.home-link i{font-size:18px}.home-link span{font-size:.875rem}.divider{width:1px;height:24px;background-color:#e8e8e8;margin:0 8px}.profile-icon{width:36px;height:36px;padding:0;border:0;border-radius:50%;background-color:#2196f3;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:16px;margin-left:12px;cursor:pointer;transition:opacity .2s}.profile-icon:hover{opacity:.85}.guest-auth-actions{display:flex;align-items:center;gap:10px;margin-left:12px}.guest-login-link,.guest-signup-link{min-height:36px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-size:.875rem;font-weight:600;padding:0 13px;white-space:nowrap}.guest-login-link{color:#2196f3;background:#eef7ff;border:1px solid #d7eafb}.guest-signup-link{color:#fff;background:#2196f3;border:1px solid #2196f3}@media (max-width: 768px){.top-navbar{padding:0 16px;height:56px}.welcome-text{font-size:1.25rem}.home-link span{display:none}.home-link i{font-size:20px}.divider{display:none}.guest-auth-actions{gap:6px;margin-left:6px}.guest-login-link span{display:none}.guest-login-link,.guest-signup-link{min-width:36px;padding:0 10px}}@media (max-width: 480px){.welcome-text{font-size:1rem}.profile-icon{width:32px;height:32px;font-size:14px}}.icon-home:before{content:"🏠"}.icon-menu:before{content:"☰"}.sub-nav-items{background-color:#2f4050;padding-left:20px}.sub-nav-row{height:2.8rem!important;cursor:pointer;border-left:4px solid transparent}.sub-nav-row:hover{background-color:#293846!important}.sub-nav-row:hover a{color:#fff}.sub-nav-row.active{background-color:#293846;border-left:4px solid #2196f3;color:#fff}.sub-nav-row.active a{color:#fff}.sub-nav-link{padding-left:30px!important;font-size:.9rem!important;font-weight:300!important;color:#a7b1c2!important}.sub-nav-link.imp-active{color:#fff!important}.angle-pos{font-weight:400;font-size:14px;transition:transform .3s ease}.nav-row.active .angle-pos{color:#fff}.sub-nav-items .mat-list-item-content{padding-left:8px}.sub-nav-items .sub-nav-row:hover{background-color:#293846!important}.sub-nav-items .sub-nav-row:hover a{color:#fff}@media (max-width: 1024px){.sidenav{width:min(82vw,280px);max-width:280px;transform:translate(0);overflow-y:auto;transition:transform .25s ease;box-shadow:8px 0 28px #0f172a47}.sidenav.collapsed{width:min(82vw,280px);transform:translate(-100%);pointer-events:none;box-shadow:none}.sidenav .nav-header,.sidenav.collapsed .nav-header{min-height:180px;padding:24px 15px 20px}.sidenav .logo-wrapper,.sidenav.collapsed .logo-wrapper{width:72px;height:72px;margin:0 auto 16px}.sidenav .logo-image,.sidenav.collapsed .logo-image{width:115px;height:125px}.sidenav.collapsed .medverses-title,.sidenav.collapsed .qb-name{display:block!important}.sidenav .nav-content,.sidenav.collapsed .nav-content{height:auto;min-height:calc(100vh - 180px)}.sidenav .nav-content a,.sidenav.collapsed .nav-content a{min-height:48px;padding:14px 18px 14px 30px;text-align:left;font-size:1rem}.sidenav .nav-content svg,.sidenav.collapsed .nav-content svg{margin-right:6px!important;font-size:1rem}.sidenav.collapsed .nav-footer{display:block!important}.top-navbar{margin-left:0;padding-inline:clamp(12px,4vw,24px)}.welcome-section{min-width:0;flex:1;gap:10px}.welcome-text{min-width:0;font-size:clamp(1.05rem,4.5vw,1.875rem);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-section{flex-shrink:0}.menu-toggle{width:44px;height:44px;min-width:44px}}@media (max-width: 430px){.home-link{padding-inline:8px}.guest-auth-actions{gap:6px;margin-left:6px}.guest-login-link,.guest-signup-link{min-width:44px;padding-inline:10px}}.copyright-footer{position:fixed;bottom:0;left:226px;z-index:1000;min-height:var(--footer-height, 32px);width:calc(100% - 226px);display:flex;align-items:center;justify-content:center;text-align:center;padding:4px 16px;padding-bottom:calc(4px + env(safe-area-inset-bottom,0px));margin-left:0;font-size:11px;line-height:1.35;color:#65656a;border-top:1px solid #e8e8e8;background-color:#fff;box-shadow:0 -2px 10px #0f172a0a}.app-shell.nav-collapsed .copyright-footer{left:72px;width:calc(100% - 72px)}@media (max-width: 1024px){.copyright-footer{left:0;width:100%;padding-inline:12px}.app-shell.nav-collapsed .copyright-footer{left:0;width:100%}}.guest-restriction{margin-left:226px;min-height:calc(100vh - 150px);padding:42px 24px;background:#f3f3f4;display:flex;align-items:flex-start;justify-content:center}.guest-restriction-panel{width:min(620px,100%);background:#fff;border:1px solid #e3e8ef;border-radius:8px;padding:36px;text-align:center;box-shadow:0 10px 28px #0f172a14}.guest-lock-icon{width:54px;height:54px;margin:0 auto 18px;border-radius:50%;background:#eef7ff;color:#2196f3;display:inline-flex;align-items:center;justify-content:center;font-size:22px}.guest-restriction-panel h2{color:#152956;font-size:24px;margin-bottom:10px}.guest-restriction-panel p{color:#667085;line-height:1.55;margin:0 auto 24px;max-width:450px}.guest-restriction-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.guest-primary-link,.guest-secondary-link{min-width:138px;min-height:42px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;font-weight:600;font-size:14px}.guest-primary-link{background:#2196f3;color:#fff}.guest-secondary-link{background:#fff;color:#2196f3;border:1px solid #b9ddfb}.app-shell.nav-collapsed .guest-restriction{margin-left:72px}@media (max-width: 1024px){.guest-restriction{margin-left:0;padding:24px 14px}.guest-restriction-panel{padding:28px 18px}}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%;overflow-x:hidden}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:#f5f5f5;color:#333;min-width:320px}button{cursor:pointer;border:none;padding:10px 20px;border-radius:4px;font-size:1rem;transition:all .3s ease}button:hover{opacity:.9}input,textarea,select{max-width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:1rem;font-family:inherit}img,svg,canvas,video{max-width:100%}table{max-width:100%}input:focus,textarea:focus,select:focus{outline:none;border-color:#4caf50;box-shadow:0 0 5px #4caf5080}a{text-decoration:none;color:inherit}.container{max-width:1200px;margin:0 auto;padding:20px}#root{display:flex;flex-direction:column}.app-shell{--footer-height: 32px;min-height:100vh;display:flex;flex-direction:column;width:100%;overflow-x:clip}.app-main{flex:1;min-width:0;width:100%;padding-bottom:calc(var(--footer-height) + env(safe-area-inset-bottom,0px))}.sidebar-overlay{display:none}.app-shell.nav-collapsed .top-navbar{margin-left:72px}.app-shell.nav-collapsed .welcome-container{padding-left:87px}.app-shell.nav-collapsed .create-test-container,.app-shell.nav-collapsed .createtest-container,.app-shell.nav-collapsed .reports-container,.app-shell.nav-collapsed .graphs-container,.app-shell.nav-collapsed .search-container,.app-shell.nav-collapsed .medverses-search,.app-shell.nav-collapsed .flashcard-container,.app-shell.nav-collapsed .flashcard-wrapper,.app-shell.nav-collapsed .mynotebook-container,.app-shell.nav-collapsed .mynotebook-wrapper,.app-shell.nav-collapsed .notebook-page,.app-shell.nav-collapsed .notebook-page-host,.app-shell.nav-collapsed .previoustests-container,.app-shell.nav-collapsed .notes-container,.app-shell.nav-collapsed .help-container{margin-left:87px;width:calc(100% - 87px);max-width:calc(100% - 87px)}.btn-primary{background-color:#4caf50;color:#fff}.btn-primary:hover{background-color:#45a049}.btn-secondary{background-color:#f44336;color:#fff}.btn-secondary:hover{background-color:#da190b}.btn-info{background-color:#2196f3;color:#fff}.btn-info:hover{background-color:#0b7dda}.error-message{color:#f44336;font-size:.9rem;margin-top:5px}.success-message{color:#4caf50;font-size:.9rem;margin-top:5px}.guest-demo-banner{margin:0 30px 12px;padding:12px 14px;border:1px solid #b9ddfb;border-radius:6px;background:#eef7ff;color:#155b91;font-size:14px;line-height:1.45}.performance-demo-banner{margin:0 40px 12px;transform:translateY(12px)}.loading{min-height:min(100vh,640px);display:flex;align-items:center;justify-content:center;padding:clamp(24px,6vw,48px);font-size:1.2rem;color:#666}.route-loading{min-height:calc(100vh - var(--footer-height, 32px));display:flex;align-items:center;justify-content:center;padding:clamp(24px,6vw,48px)}.app-loading-bar{max-width:min(520px,100%);margin-inline:auto}.card{background:#fff;border-radius:8px;padding:20px;box-shadow:0 2px 8px #0000001a;margin-bottom:20px}.header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:20px;margin-bottom:30px;border-radius:8px;display:flex;justify-content:space-between;align-items:center}.navbar{background-color:#333;color:#fff;padding:15px 20px;display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.navbar a{color:#fff;margin:0 15px;cursor:pointer}.navbar a:hover{color:#4caf50}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600}.form-group input,.form-group textarea,.form-group select{width:100%}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.test-card{padding:20px;border-left:4px solid #4CAF50;cursor:pointer;transition:transform .2s}.test-card:hover{transform:translateY(-5px);box-shadow:0 4px 12px #00000026}.test-card h3{margin-bottom:10px}.test-card p{color:#666;font-size:.9rem}@media (max-width: 768px){.header,.navbar{flex-direction:column;align-items:flex-start}.navbar a{display:block;margin:10px 0}}@media (max-width: 1024px){.app-shell{--footer-height: 36px}.app-shell button,.app-shell input,.app-shell select,.app-shell textarea{min-height:44px}.app-shell.nav-collapsed .top-navbar,.app-shell .top-navbar{margin-left:0}.app-shell.nav-collapsed .welcome-container,.app-shell .welcome-container{padding-left:clamp(12px,4vw,24px)}.app-shell.nav-collapsed .create-test-container,.app-shell.nav-collapsed .createtest-container,.app-shell.nav-collapsed .reports-container,.app-shell.nav-collapsed .graphs-container,.app-shell.nav-collapsed .search-container,.app-shell.nav-collapsed .medverses-search,.app-shell.nav-collapsed .flashcard-container,.app-shell.nav-collapsed .flashcard-wrapper,.app-shell.nav-collapsed .mynotebook-container,.app-shell.nav-collapsed .mynotebook-wrapper,.app-shell.nav-collapsed .notebook-page,.app-shell.nav-collapsed .notebook-page-host,.app-shell.nav-collapsed .previoustests-container,.app-shell.nav-collapsed .notes-container,.app-shell.nav-collapsed .help-container,.app-shell .create-test-container,.app-shell .createtest-container,.app-shell .reports-container,.app-shell .graphs-container,.app-shell .search-container,.app-shell .medverses-search,.app-shell .flashcard-container,.app-shell .flashcard-wrapper,.app-shell .mynotebook-container,.app-shell .mynotebook-wrapper,.app-shell .notebook-page,.app-shell .notebook-page-host,.app-shell .previoustests-container,.app-shell .notes-container,.app-shell .help-container,.app-shell.nav-collapsed .guest-restriction,.app-shell .guest-restriction,.app-shell.nav-collapsed .admin-page,.app-shell .admin-page{margin-left:0;width:100%;max-width:100%}.sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:19;display:block;min-height:0;padding:0;border:0;border-radius:0;background:#0f172a73;opacity:1;visibility:visible;transition:opacity .2s ease,visibility .2s ease}.app-shell.nav-collapsed .sidebar-overlay{pointer-events:none;opacity:0;visibility:hidden}}