@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;600;700;800&display=swap');
:root{font-family:'DM Sans',sans-serif;color:#172342;background:#f3f5fb;font-size:16px}*{box-sizing:border-box}body{margin:0}button,select,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #edab12;outline-offset:4px}header{max-width:1280px;margin:auto;padding:30px 48px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font:800 25px Manrope,sans-serif;text-decoration:none;color:inherit}.logo{background:#2b48d8;color:white;border-radius:12px;padding:4px 13px}.brand-sub{font:700 11px 'DM Sans',sans-serif;letter-spacing:2px;border-left:1px solid #cbd1e1;padding-left:18px;margin-left:10px}.level,.pill{font-size:14px;background:#e5eafa;padding:9px 14px;border-radius:30px}main{max-width:1280px;margin:30px auto 55px;padding:0 48px;display:grid;grid-template-columns:330px 1fr;gap:60px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:1.5px;color:#566484}h1{font:800 38px/1.22 Manrope,sans-serif;letter-spacing:-1.5px;margin:22px 0}h1 em{font-style:normal;color:#2b48d8}.intro{color:#5e6a84;line-height:1.7;max-width:290px}nav{display:grid;gap:10px;margin:30px 0}nav button{display:flex;align-items:center;gap:15px;text-align:left;border:1px solid transparent;background:transparent;padding:16px;border-radius:15px;color:inherit}nav button strong{display:block;font-size:16px}nav button small{display:block;margin-top:5px;font-size:14px;color:#67738c}.number{background:white;border:1px solid #dce1ed;border-radius:10px;padding:10px 13px;font-weight:700}nav button.active{background:#fff;border-color:#d8dff3;box-shadow:0 5px 20px #1d2c5b06}nav button.active .number{background:#2b48d8;color:#fff;border-color:#2b48d8}.deadline{border-top:1px solid #dbe0ec;padding:25px 5px;line-height:1.6}.deadline h3{margin:9px 0 0;font-size:19px}.deadline p{margin:0 0 10px}.deadline small{display:block;color:#68728a;font-size:14px}.workspace{background:#fff;border:1px solid #e0e5f0;border-radius:24px;padding:30px 34px;box-shadow:0 12px 50px #192f6110}.section-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.modes{display:flex;gap:6px;padding:6px;background:#f0f3fa;border-radius:12px;margin:25px 0 20px}.modes button{flex:1;padding:11px 5px;border:0;background:none;border-radius:8px;font-size:14px;font-weight:700;color:#64708c}.modes button.active{background:#fff;color:#2b48d8;box-shadow:0 2px 5px #17234212}.settings{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:22px}.settings label{font-size:14px;color:#566484;display:flex;align-items:center;gap:8px}select{border:1px solid #dbe1ee;border-radius:7px;background:white;padding:8px;font-size:14px;color:#172342;max-width:100%}.progress-label{display:flex;justify-content:space-between;font-size:14px;color:#65718d;margin:15px 0 8px}progress{display:block;width:100%;height:7px;accent-color:#2b48d8}.flash{background:#edf1ff;border:1px solid #dfe5ff;border-radius:19px;min-height:270px;margin:23px 0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px;text-align:center}.flash .eyebrow{color:#6979a8}.prompt{font:800 32px/1.35 Manrope,sans-serif;margin:20px 0;overflow-wrap:anywhere}.answer{font-size:24px;color:#243fbf;font-weight:700;margin:8px 0}.detail{font-size:15px;color:#64718d;margin:8px 0}.actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.btn{border:1px solid #ccd5ef;border-radius:11px;padding:13px 20px;background:#fff;color:#2b48d8;font-weight:700}.btn.primary{background:#2b48d8;border-color:#2b48d8;color:#fff}.btn:disabled{opacity:.45;cursor:default}.listen{border:0;background:transparent;color:#2b48d8;font-size:14px;padding:10px}.bottom-note{display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#76819a;margin-top:28px;padding-top:20px;border-top:1px solid #edf0f6}.bottom-note span:first-child{font-weight:700;color:#445479}footer{max-width:1280px;margin:auto;padding:0 48px 25px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#737e96}input{display:block;width:100%;border:2px solid #d6dff4;padding:15px;border-radius:12px;margin-bottom:12px}form .actions{margin-top:16px}.feedback{padding:15px;border-radius:10px;background:#eef3ff;line-height:1.7;margin:15px 0}.feedback.ok{background:#e6f5ed;color:#195236}.keys{display:flex;gap:7px}.keys button{border:1px solid #dce2ee;border-radius:6px;background:#f5f7fc;padding:6px 13px}.result{text-align:center;padding:50px 15px}.score{font:800 64px Manrope;color:#2b48d8}.review{font-size:14px;text-align:left;line-height:1.8}.review li{margin-bottom:10px}.muted{color:#64718d;font-size:14px;line-height:1.6}@media(max-width:1000px){main{gap:25px;grid-template-columns:270px 1fr;padding:0 25px}.workspace{padding:25px}header,footer{padding-left:25px;padding-right:25px}.brand-sub{display:none}h1{font-size:32px}}@media(max-width:760px){header{padding:20px}.level{font-size:12px}main{display:block;margin:10px auto;padding:0 16px}h1{font-size:29px;margin:15px 0}h1 br{display:none}.intro{max-width:none;margin:10px 0}nav{grid-template-columns:repeat(3,1fr);gap:6px;margin:20px 0}nav button{padding:10px 8px;display:block}nav button strong{font-size:14px}nav button small{font-size:12px}.number{display:none}.deadline{padding:15px 0;margin-bottom:15px}.deadline h3{display:inline;margin-right:10px}.deadline .eyebrow{display:block}.deadline p{display:inline}.deadline small{margin-top:6px}.workspace{padding:20px 16px}.prompt{font-size:27px}.flash{min-height:230px}.bottom-note{display:block;line-height:1.7}.bottom-note span{display:block}footer{display:block;padding:25px 20px}footer span{display:block;margin-top:8px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s,transform .15s}button:hover:not(:disabled){transform:translateY(-1px)}}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}nav{max-height:390px;overflow:auto} @media(max-width:760px){nav{grid-template-columns:repeat(2,1fr);max-height:240px}}

.profile-progress{padding:16px;border:1px solid #dce3f4;border-radius:12px;display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:20px;background:#f8faff}.profile-progress div{flex:1;min-width:180px}.profile-progress p{font-size:14px;line-height:1.5;margin:6px 0;color:#566484}.profile-progress small{display:block;flex-basis:100%;font-size:12px;color:#65718d}.profile-progress .btn{font-size:14px;padding:10px}

.profile-bar{max-width:1184px;margin:5px auto 25px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:0 8px}.profile-bar label{display:flex;align-items:center;gap:10px;font-weight:700}.profile-management{position:relative;margin-left:auto}.profile-management summary{cursor:pointer;color:#2b48d8;padding:12px}.profile-forms{position:absolute;right:0;z-index:3;width:350px;max-width:90vw;background:white;padding:22px;border:1px solid #dce3f4;border-radius:14px;box-shadow:0 10px 35px #18244220}.profile-forms form{margin-bottom:20px}.profile-forms input{margin-top:8px}.profile-forms label{font-size:14px}dialog{width:740px;max-width:calc(100vw - 30px);max-height:88vh;border:1px solid #dce3f4;border-radius:20px;color:#172342;padding:25px}dialog::backdrop{background:#16244c88}.dialog-header{display:flex;justify-content:space-between;align-items:center;gap:15px}.dialog-header h2{margin:5px 0;font-size:23px}dialog p{line-height:1.6}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{padding:12px 8px;border-bottom:1px solid #e4e9f4;text-align:left}th small{display:block;font-weight:400;color:#64718d;margin-top:4px}.session-list{list-style:none;padding:0}.session-list li{padding:12px 0;border-bottom:1px solid #e4e9f4}.session-list span{display:block;color:#64718d;font-size:14px;margin-top:6px}@media(max-width:1250px){.profile-bar{margin-left:25px;margin-right:25px}}@media(max-width:760px){.profile-bar{margin:10px 16px;gap:8px}.profile-management{margin-left:0}.profile-forms{left:0;right:auto}.profile-bar>.btn{font-size:14px}dialog{padding:18px}}

[hidden]{display:none!important}.cloud-locked main,.cloud-locked .profile-bar{display:none}.auth-panel{max-width:560px;padding:32px;margin:30px auto 60px;background:white;border:1px solid #dce3f4;border-radius:22px}.auth-panel h1{font-size:30px}.auth-panel p{line-height:1.6;color:#566484}.auth-panel form{margin-top:24px}.auth-panel input{margin-top:8px}.auth-panel label{font-weight:700;font-size:14px}.online-controls{max-width:1184px;margin:12px auto 20px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:14px 18px;background:#e8efff;border-radius:14px}.online-controls span{flex:1;min-width:180px;font-size:14px}.online-controls .btn{font-size:14px;padding:9px 12px}#invite-dialog{max-width:600px}#invite-dialog input{margin-top:10px}#auth-message{color:#283faa}@media(max-width:760px){.auth-panel{margin:20px 16px;padding:22px}.online-controls{margin:12px 16px}.auth-panel h1{font-size:27px}}

.child-login{margin:20px 0;border-top:1px solid #dce3f4;padding-top:16px}.child-login summary{color:#2b48d8;cursor:pointer;font-weight:700}