@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap";
:root{--bg:#f8fafb;--ink:#243544;--muted:#83929e;--blue:#55a8ce;--blue-dark:#348cb6;--line:#e9eef1;--radius:20px;--font:"DM Sans", sans-serif;--heading:"Manrope", sans-serif}*{box-sizing:border-box}body{color:var(--ink);background:var(--bg);font-family:var(--font);margin:0;font-size:14px;line-height:1.5}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.55}button{transition:background .18s,transform .18s,box-shadow .18s}button:focus-visible,a:focus-visible,summary:focus-visible{outline-offset:4px;outline:3px solid #82bee5}button:active:not(:disabled){transform:translateY(1px)}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1,h2,h3{font-family:var(--heading);letter-spacing:-.045em}h1{font-size:34px;font-weight:800;line-height:1.3}h2{font-size:22px;font-weight:800}h3{font-size:17px;font-weight:800}p{line-height:1.65}svg{flex-shrink:0}input,textarea,select{color:var(--ink);background:#fff;border:1px solid #dfe7ed;border-radius:11px;outline:none;width:100%;padding:12px 14px;transition:border .15s}input:focus,textarea:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #55a8ce15}textarea{resize:vertical;min-height:82px}label{margin-bottom:17px;font-size:13px;font-weight:600;display:block}label>input,label>textarea,label>select{margin-top:7px;display:block}small{font-size:12px}summary{cursor:pointer;color:var(--muted);align-items:center;gap:7px;margin:12px 0;font-size:13px;display:flex}details>p{margin-bottom:6px;font-size:14px}details>small,.muted{color:var(--muted)}.eyebrow{letter-spacing:1.8px;color:#7d949f;margin-bottom:9px;font-size:10px;font-weight:800;display:block}.button{white-space:nowrap;border:1px solid #0000;border-radius:11px;justify-content:center;align-items:center;gap:10px;min-height:43px;padding:11px 18px;font-size:13px;font-weight:700;display:inline-flex}.button.primary{background:var(--blue);color:#fff;box-shadow:0 3px #3985ac25}.button.primary:hover{background:var(--blue-dark)}.button.secondary{background:#fff;border-color:#e3e9ee}.button.secondary:hover{background:#f0f7fa;border-color:#bbd7e5}.button.dark{color:#fff;background:#2c4858}.button.dark:hover{background:#1e3542}.button.full{width:100%;margin-top:12px}.button.square{padding:12px}.text-button{color:var(--blue-dark);background:0 0;border:0;justify-content:center;align-items:center;gap:7px;padding:0;font-size:12px;font-weight:700;display:inline-flex}.text-button:hover{text-decoration:underline}.icon-button{color:#82949f;background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;padding:7px;display:inline-flex}.icon-button:hover{color:var(--ink);background:#eef3f6}.danger{color:#bd6e76}.pill{letter-spacing:.4px;border-radius:7px;align-items:center;gap:7px;padding:6px 10px;font-size:10px;font-weight:700;display:inline-flex}.pill.white{color:#5c8da5;background:#ffffffb8}.pill.blue{color:#519bbb;background:#e9f5fb}.pill.lavender{color:#8f85b1;background:#eeebf8}.pill.amber{color:#c99b39;background:#fff2d3}.panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff}.mascot{aspect-ratio:1;background-image:url(/mascot/skyler-character-set.png);background-repeat:no-repeat;background-size:300% 200%;flex-shrink:0;width:220px}.brand{font-family:var(--heading);letter-spacing:-1.6px;color:#2b4f64;align-items:center;gap:9px;font-size:31px;font-weight:800;display:flex}.brand-logo{width:200px;max-width:100%;height:auto;display:block}.app-shell{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--line);z-index:20;background:#fff;flex-direction:column;width:236px;padding:29px 20px 15px;display:flex;position:fixed;inset:0 auto 0 0}.sidebar .brand{padding-left:14px}.workspace-label{letter-spacing:1.7px;color:#a3b0b9;margin:41px 0 15px 13px;font-size:8px;font-weight:700}.sidebar nav{flex-direction:column;gap:7px;display:flex}.nav-item{color:#7c8c98;text-align:left;background:0 0;border:0;border-radius:11px;align-items:center;gap:12px;padding:13px 15px;font-size:13px;font-weight:600;display:flex}.nav-item:hover{background:#f6fafc}.nav-item.active{color:#428fb9;background:#eaf5fb}.nav-item.active:before{content:"";background:#68afd0;border-radius:4px;width:3px;height:17px;position:absolute;left:0}.nav-item small{background:#dceef6;border-radius:4px;margin-left:auto;padding:1px 5px}.sidebar-buddy{text-align:center;margin:auto 0 22px;padding-top:35px}.sidebar-buddy .mascot{width:120px;margin:auto}.sidebar-buddy strong{font-size:11px;display:block}.sidebar-buddy>span{color:var(--muted);margin:4px 0 12px;font-size:10px;display:block}.sidebar-buddy .text-button{font-size:10px}.sidebar-user{border-top:1px solid var(--line);align-items:center;gap:9px;padding-top:19px;display:flex}.avatar{color:#bb8d66;background:#f8e6d7;border:0;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-weight:700;display:flex}.avatar.small{border-radius:50%;width:32px;height:32px;font-size:12px}.sidebar-user strong{text-overflow:ellipsis;white-space:nowrap;max-width:115px;font-size:11px;display:block;overflow:hidden}.sidebar-user span{color:var(--muted);font-size:9px}.sidebar-user .icon-button{margin-left:auto}.main-shell{flex-direction:column;width:calc(100% - 236px);min-height:100vh;margin-left:236px;display:flex}.topbar{border-bottom:1px solid var(--line);background:#ffffff85;justify-content:space-between;align-items:center;height:77px;padding:0 42px;display:flex}.breadcrumb{color:#9aa6ae;align-items:center;gap:12px;font-size:11px;display:flex}.breadcrumb strong{color:#687d89;font-weight:500}.top-actions{align-items:center;gap:23px;display:flex}.xp-chip{color:#c69a43;background:#fff8e8;border:1px solid #f7edce;border-radius:8px;align-items:center;gap:6px;padding:6px 10px;font-size:11px;font-weight:700;display:inline-flex}.content{flex:1;width:100%;max-width:1400px;margin:0 auto;padding:34px 42px 30px}.page-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px;display:flex}.page-heading p{color:var(--muted);margin-top:7px;font-size:12px}.wave{color:#e6b66f;vertical-align:top;margin-left:4px;font-size:32px}.hero-card{background:#e6f3fa;border:1px solid #d8ebf5;border-radius:22px;align-items:center;min-height:286px;display:flex;position:relative;overflow:hidden}.hero-copy{z-index:2;flex:1;padding:30px 35px}.hero-copy h2{letter-spacing:-1.4px;color:#2b4c60;margin:15px 0 9px;font-size:33px;line-height:1.25}.hero-copy p{color:#7291a2;margin-bottom:20px;font-size:12px}.hero-copy .button{min-height:40px;font-size:12px}.hero-note{color:#8ba1ab;align-items:center;gap:5px;margin-top:13px;font-size:9px;display:flex}.tiny-dot{background:#9bbb97;border-radius:50%;width:5px;height:5px}.hero-art{justify-content:center;align-items:center;width:46%;height:290px;display:flex;position:relative}.hero-art .mascot{z-index:2;width:260px;margin-top:23px;position:relative;transform:rotate(-4deg)}.hero-circle{background:#f3faff88;border-radius:50%;width:255px;height:255px;position:absolute;top:16px;left:calc(50% - 126px)}.hero-bubble{z-index:3;background:#fff;border-radius:12px 12px 12px 2px;padding:10px 12px;font-size:11px;font-weight:700;position:absolute;top:33px;right:18px;transform:rotate(6deg);box-shadow:0 4px 10px #6c9db110}.hero-bubble span{color:#d5a183;margin-left:5px}.hero-spark,.hero-cloud{color:#fff;font-size:39px;position:absolute}.hero-spark.s1{color:#dfbd79;font-size:25px;top:62px;left:2px}.hero-spark.s2{color:#b2cddd;font-size:33px;bottom:58px;right:29px}.hero-cloud.c1{opacity:.75;font-size:75px;bottom:-14px;left:-51px}.hero-cloud.c2{opacity:.7;font-size:63px;top:106px;right:-10px}.stats-row{grid-template-columns:repeat(3,1fr);gap:17px;margin:23px 0 32px;display:grid}.stat-card{border:1px solid var(--line);background:#fff;border-radius:14px;align-items:center;gap:13px;padding:19px;display:flex}.stat-icon{border-radius:12px;justify-content:center;align-items:center;width:43px;height:43px;display:flex}.stat-icon svg{width:21px;height:21px}.amber{color:#d5ae5f;background:#fff6e1}.blue{color:#69a7c3;background:#edf7fb}.purple{color:#a598c8;background:#f2effa}.stat-card span{color:var(--muted);font-size:10px;display:block}.stat-card strong{font-size:23px;line-height:1.5;font-family:var(--heading);letter-spacing:-.8px;display:block}.stat-card strong small{font-family:var(--font);letter-spacing:0;color:#a3adb4;font-size:11px;font-weight:500}.stat-card .stat-tag{color:#c0a15f;white-space:nowrap;background:#fff8e8;border-radius:5px;margin-left:auto;padding:4px 7px;font-size:8px}.stat-card .stat-art{color:#dce8ef;margin-left:auto;font-size:32px}.home-grid{grid-template-columns:minmax(0,1fr) 250px;gap:25px;display:grid}.section-heading{justify-content:space-between;align-items:center;gap:10px;margin-bottom:17px;display:flex}.section-heading h2{letter-spacing:-.5px;font-size:17px}.section-heading h2 span{font:10px var(--font);color:#8497a3;background:#eaf0f3;border-radius:5px;margin-left:7px;padding:3px 6px}.section-heading .text-button{font-size:10px}.set-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.set-grid.library{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:25px}.set-card{border:1px solid var(--line);text-align:left;background:#fff;border-radius:15px;min-height:214px;padding:20px;position:relative;overflow:hidden}.set-card:hover{border-color:#b6d5e3;transform:translateY(-3px);box-shadow:0 6px 22px #4168800b}.set-card-top{color:#acb9c1;justify-content:space-between;align-items:center;margin-bottom:17px;display:flex}.set-icon{background:var(--tint);width:39px;height:39px;color:var(--accent);border-radius:11px;justify-content:center;align-items:center;display:flex}.set-0{--tint:#eaf4f1;--accent:#83afa0}.set-1{--tint:#eeeaf7;--accent:#a497c2}.set-2{--tint:#fff2e7;--accent:#d5ae84}.set-3{--tint:#e9f3fa;--accent:#89b4ce}.set-category{letter-spacing:1.2px;color:var(--accent);font-size:8px;font-weight:700}.set-card h3{letter-spacing:-.5px;overflow-wrap:anywhere;margin:5px 0 6px;font-size:16px}.set-card p{color:#95a2ab;font-size:10px}.set-card p span{color:#c0c9cf;padding:0 4px}.progress-track{background:#edf2f4;border-radius:5px;height:5px;overflow:hidden}.progress-track>span{background:var(--blue);border-radius:5px;height:100%;transition:width .3s;display:block}.set-card .progress-track{margin:20px 0 7px}.set-card .progress-track>span{background:var(--accent)}.card-footer{color:#9aa9b2;justify-content:space-between;align-items:center;font-size:9px;display:flex}.new-set-card{background:#fbfcfd;border:1.5px dashed #dce5eb;border-radius:15px;flex-direction:column;justify-content:center;align-items:center;gap:7px;min-height:214px;display:flex}.new-set-card:hover{background:#f0f8fb;border-color:#acd0e1}.new-set-card>span{color:#94b8ce;background:#f0f7fb;border:1px solid #dce9f0;border-radius:13px;justify-content:center;align-items:center;width:42px;height:42px;margin-bottom:7px;display:flex}.new-set-card strong{font-size:12px}.new-set-card small{color:var(--muted);font-size:10px}.home-right{padding-top:0}.level-card{border:1px solid var(--line);text-align:center;background:#fff;border-radius:16px;padding:20px}.level-card .section-heading{text-align:left;color:#9fabc0;margin-bottom:19px}.level-card .section-heading h3{letter-spacing:-.2px;color:#5e7382;font-size:13px}.level-badge{color:#dbb562;background:#fcf2dd;border:3px solid #f3dfb4;border-radius:19px 19px 27px 27px;justify-content:center;align-items:center;width:61px;height:68px;margin:0 auto 10px;display:flex;position:relative;box-shadow:0 0 0 5px #fffcf5}.level-badge svg{opacity:.4;width:48px;height:48px;position:absolute}.level-badge strong{font-family:var(--heading);color:#c6a357;font-size:25px;position:relative}.level-card>h3{letter-spacing:-.2px;margin-top:15px;font-size:13px}.level-card>p{color:#a1aab3;margin:4px 0 18px;font-size:10px}.level-card .progress-track{height:6px}.level-card .progress-track span{background:#dcc589}.progress-caption{color:#a4afb6;justify-content:space-between;margin-top:6px;font-size:8px;display:flex}.focus-mini{background:#f0eef8;border:1px solid #e8e4f2;border-radius:16px;margin-top:18px;padding:18px}.focus-mini h3{margin:6px 0;font-size:15px}.focus-mini p{color:#9b94af;font-size:10px}.focus-mini 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h3{font-family:var(--font);letter-spacing:0;overflow-wrap:anywhere;font-size:14px;font-weight:500}.row-actions{align-items:flex-start;gap:4px;display:flex}.set-bottom{justify-content:space-between;align-items:center;margin-top:24px;display:flex}.generation-state{text-align:center;margin-bottom:20px;padding:35px}.generation-state .mascot{width:190px;margin:auto}.generation-state h2{margin:14px 0 7px}.loading-dots{justify-content:center;gap:6px;margin:20px;display:flex}.loading-dots i{background:#8bc4dd;border-radius:50%;width:7px;height:7px;animation:1.3s infinite pulse}.loading-dots i:nth-child(2){animation-delay:.2s}.loading-dots i:nth-child(3){animation-delay:.4s}@keyframes 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#c9dfe9;border-radius:15px;flex-direction:column;justify-content:center;align-items:center;gap:6px;min-height:135px;padding:15px;display:flex;position:relative}.upload-zone input{opacity:0;cursor:pointer;position:absolute;inset:0}.upload-zone strong{color:#658f9f;overflow-wrap:anywhere;max-width:100%;font-size:12px}.upload-zone span{color:#9ab1bd;font-size:10px;font-weight:400}.format-picker{gap:10px;margin:12px 0 21px;display:flex}.format-picker button{color:#8b9ba6;background:#fff;border:1px solid #e4e9ef;border-radius:12px;flex-direction:column;flex:1;align-items:center;gap:7px;padding:17px 7px;display:flex;position:relative}.format-picker button strong{font-size:11px;font-weight:600}.format-picker button.selected{color:#4a93b8;background:#eef8fc;border-color:#88bbd3}.format-check{border:1px solid #dce6ed;border-radius:50%;width:13px;height:13px;position:absolute;top:7px;right:7px}.selected .format-check{color:#fff;background:#75b5d2;border-color:#75b5d2}.inline-field{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.inline-field label{margin:0}.inline-field select{width:80px;padding:7px 10px}.privacy-note{text-align:center;color:#9daab3;margin-top:14px;font-size:9px}.notice{color:#658797;background:#edf6fb;border-radius:10px;margin:13px 0;padding:12px 15px;font-size:12px}.notice.error{color:#b57b76;background:#fff1ef}.toast{color:#fff;z-index:200;background:#2e4a5a;border-radius:13px;align-items:center;gap:10px;max-width:90vw;padding:14px 20px;font-size:13px;display:flex;position:fixed;bottom:25px;left:50%;transform:translate(-50%);box-shadow:0 6px 24px #20435d22}.toast button{color:#b6cbd7;background:0 0;border:0;margin-left:12px;display:flex}.empty-state{text-align:center;flex-direction:column;align-items:center;gap:14px;padding:55px 25px;display:flex}.empty-state .mascot{width:200px}.empty-state p{font-size:13px}.loading-screen{color:#76acc5;flex-direction:column;justify-content:center;align-items:center;gap:20px;min-height:100vh;display:flex}.loading-screen h2{font-size:20px}.loading-screen .mascot{width:150px}.study-setup{text-align:center;max-width:510px;margin:0 auto;padding:15px 30px}.study-setup .back{margin-bottom:0;display:flex}.study-setup .mascot{width:230px;margin:10px auto}.study-setup h1{margin:8px 0}.study-setup .format-picker{margin-top:27px}.study-view{max-width:750px;margin:0 auto}.study-top{color:#9aa9b3;align-items:center;gap:20px;font-size:12px;display:flex}.study-top .progress-track{flex:1;height:9px}.study-prompt-header{justify-content:center;align-items:center;gap:10px;margin:30px 0 13px;display:flex}.study-prompt-header .mascot{width:85px}.study-prompt-header>span{border:1px solid var(--line);color:#8399a7;background:#fff;border-radius:12px 12px 12px 2px;padding:11px 18px;font-size:13px}.study-card{border:1px solid var(--line);background:#fff;border-radius:22px;padding:35px 40px}.study-card h2{letter-spacing:-.6px;margin:18px 0 28px;font-size:23px;line-height:1.5}.study-answer{background:#f9fcfd;margin-bottom:14px;padding:18px}.choices{flex-direction:column;gap:10px;margin-bottom:18px;display:flex}.choices button{text-align:left;background:#fff;border:1px solid #e3e9ee;border-radius:12px;align-items:center;gap:13px;padding:13px;font-size:14px;display:flex}.choices button>span{color:#96a7b2;border:1px solid #e3e9ee;border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;display:flex}.choices button.selected{background:#f0f8fc;border-color:#80b7d0}.choices button.correct{opacity:1;background:#eff8f2;border-color:#a3ceb7}.choices 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