*{box-sizing:border-box}.studio-shell{color:#18233f;background:#f6f8fc;min-height:100vh;padding-bottom:64px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.studio-shell button,.studio-shell input,.studio-shell textarea,.studio-shell select{font:inherit}.studio-nav{z-index:20;background:#fff;border-bottom:1px solid #e6eaf1;align-items:center;gap:34px;height:64px;padding:0 5%;display:flex;position:sticky;top:0}.studio-nav a,.studio-nav button{color:#59657c;cursor:pointer;background:0 0;border:0;font-weight:700;text-decoration:none}.studio-nav .brand{color:#18233f;margin-right:16px;font-size:17px}.brand span{letter-spacing:.08em;color:#7a8498;margin-left:6px;font-size:10px}.nav-links{flex:1;align-items:center;gap:28px;display:flex}.nav-links .active{color:#2563eb}.studio-header{max-width:1280px;margin:0 auto;padding:52px 28px 30px}.eyebrow{letter-spacing:.09em;color:#748097;margin:0 0 8px;font-size:11px;font-weight:800}.studio-header h1{letter-spacing:-.04em;margin:0 0 12px;font-size:48px;line-height:1}.studio-header p:not(.eyebrow){color:#7a8498;margin:0;font-size:18px}.new-quiz,.builder-card,.quiz-list{background:#fff;border:1px solid #e4e9f1;border-radius:24px;box-shadow:0 8px 30px #1c2a480a}.new-quiz{justify-content:space-between;align-items:center;gap:30px;max-width:1280px;margin:0 auto 24px;padding:28px;display:flex}.new-quiz h2{letter-spacing:-.02em;margin:0 0 5px;font-size:23px}.new-quiz p:not(.eyebrow){color:#8791a3;margin:0}.new-quiz-form{gap:10px;min-width:48%;display:flex}.new-quiz-form input{border:1px solid #d9e0ea;border-radius:15px;outline:none;flex:1;padding:14px 16px}.new-quiz-form input:focus,.studio-shell input:focus,.studio-shell textarea:focus,.studio-shell select:focus{border-color:#8eb3ff;box-shadow:0 0 0 3px #4b85f01a}.new-quiz-form button,.actions .publish,.settings-modal .primary{color:#fff;cursor:pointer;background:#80a9f5;border:0;border-radius:14px;padding:0 22px;font-weight:800}.studio-layout{grid-template-columns:245px 1fr;align-items:start;gap:22px;max-width:1280px;margin:0 auto;display:grid}.quiz-list{padding:18px;position:sticky;top:86px}.quiz-list h2{justify-content:space-between;margin:0 0 12px;font-size:16px;display:flex}.quiz-list h2 span{background:#edf2fb;border-radius:9px;padding:4px 8px;font-size:12px}.quiz-list button{text-align:left;cursor:pointer;background:#f8f9fc;border:0;border-radius:15px;width:100%;margin-bottom:7px;padding:14px}.quiz-list button.selected{background:#edf4ff}.quiz-list strong,.quiz-list small{display:block}.quiz-list strong{color:#25314a}.quiz-list small{color:#8a94a6;margin-top:4px}.builder-card{padding:28px}.builder-head{border-bottom:1px solid #edf0f5;justify-content:space-between;align-items:flex-start;gap:20px;padding-bottom:22px;display:flex}.title-row{align-items:center;gap:10px;display:flex}.quiz-title-input{letter-spacing:-.035em;color:#18233f;background:0 0;border:1px solid #0000;max-width:430px;margin-left:-6px;padding:3px 6px;font-size:30px;font-weight:800}.quiz-title-input:hover{border-color:#e2e7ef;border-radius:8px}.status{letter-spacing:.06em;color:#68748a;background:#eef1f5;border-radius:999px;padding:5px 9px;font-size:10px;font-weight:800}.status.live{color:#218653;background:#e4f7ed}.actions{gap:8px;display:flex}.actions button{color:#4d5a71;cursor:pointer;background:#fff;border:1px solid #dce2eb;border-radius:12px;padding:10px 15px;font-weight:750}.actions .publish{color:#fff;background:#80a9f5;border:0}.question-toolbar{background:#f8faff;border:1px solid #e3eaf5;border-radius:17px;justify-content:space-between;align-items:center;gap:15px;margin-top:20px;padding:14px 16px;display:flex}.question-toolbar strong,.question-toolbar small{display:block}.question-toolbar small{color:#7f899d;margin-top:3px}.question-toolbar>div:last-child{flex-wrap:wrap;justify-content:flex-end;gap:7px;display:flex}.question-toolbar button,.add-option{color:#657187;cursor:pointer;background:#fff;border:1px solid #dce3ee;border-radius:11px;padding:8px 11px;font-weight:700}.builder-meta{flex-wrap:wrap;gap:8px;margin:14px 0 20px;display:flex}.builder-meta span{color:#6f7b90;background:#f0f3f8;border-radius:9px;padding:7px 10px;font-size:12px;font-weight:700}.question-card{border-top:1px solid #edf0f5;padding:24px 0}.question-heading{grid-template-columns:42px 1fr auto;align-items:center;gap:12px;display:grid}.question-number{color:#2c6de4;background:#edf4ff;border-radius:12px;place-items:center;width:38px;height:38px;font-weight:800;display:grid}.question-heading>div strong{margin-right:9px}.type-badge{color:#6f7b90;background:#f0f3f8;border-radius:999px;padding:5px 8px;font-size:10px;font-weight:800}.delete{color:#a44a4a;cursor:pointer;background:0 0;border:0;font-weight:700}.question-controls{grid-template-columns:1fr 92px;gap:12px;margin:12px 0;display:grid}.question-controls label,.settings-modal label{color:#657187;font-size:11px;font-weight:800;display:block}.question-controls select,.question-controls input,.question-prompt,.option-row input,.special-answer input,.settings-modal input,.settings-modal textarea,.settings-modal select{color:#28334b;background:#fff;border:1px solid #dce3ec;border-radius:12px;outline:none;width:100%}.question-controls select,.question-controls input{margin-top:6px;padding:11px}.question-prompt{resize:vertical;min-height:94px;padding:15px;font-size:16px}.options{margin-top:10px}.option-helper{color:#8a94a5;justify-content:space-between;margin:0 0 9px;font-size:11px;display:flex}.option-row{grid-template-columns:30px 1fr 42px 22px;align-items:center;gap:8px;margin:9px 0;display:grid}.option-letter{text-align:center;color:#7b8699;font-size:12px;font-weight:800}.option-row input{padding:12px 14px}.option-row input.correct{background:#f1fbf5;border-color:#91ceb0}.correct-toggle{color:#8791a1;cursor:pointer;background:#fff;border:1px solid #dce3ec;border-radius:11px;width:40px;height:40px;font-size:19px}.correct-toggle.selected{color:#258457;background:#eaf8f0;border-color:#98cfb2}.remove-option{color:#9aa3b2;cursor:pointer;background:0 0;border:0;font-size:20px}.add-option{margin:5px 0 0 38px}.special-answer{background:#f8f9fc;border:1px solid #e6eaf0;border-radius:14px;margin-top:12px;padding:16px}.special-answer strong,.special-answer small{display:block}.special-answer small{color:#8a94a5;margin:4px 0 10px}.special-answer input{margin-top:7px;padding:12px}.special-answer>div{grid-template-columns:1fr 1fr;gap:12px;display:grid}.attention-message{color:#9a7429;background:#fff6df;border-radius:10px;margin:12px 0 0;padding:10px 13px;font-size:12px}.add-question{color:#2870df;cursor:pointer;background:#fbfcff;border:1px dashed #bdc8da;border-radius:16px;width:100%;margin-top:10px;padding:20px;font-weight:800}.add-question small{color:#7e899e;margin-top:5px;display:block}.success-message,.error-message{border-radius:11px;padding:11px 14px;font-size:13px;font-weight:700}.success-message{color:#247b51;background:#eaf8f0}.error-message{color:#a44545;background:#fff0f0}.modal-backdrop{z-index:100;background:#141e3457;justify-content:flex-end;display:flex;position:fixed;inset:0}.settings-modal{background:#fff;flex-direction:column;width:min(620px,100%);height:100%;display:flex;box-shadow:-15px 0 45px #141e3429}.settings-modal header{border-bottom:1px solid #e8ebf0;justify-content:space-between;gap:20px;padding:28px;display:flex}.settings-modal header h2{margin:0 0 6px;font-size:28px}.settings-modal header p:not(.eyebrow){color:#7b8699;margin:0}.settings-modal header>button{cursor:pointer;background:#f1f3f7;border:0;border-radius:10px;width:36px;height:36px;font-size:22px}.modal-content{padding:24px 28px;overflow:auto}.modal-content section{border-bottom:1px solid #edf0f4;margin-bottom:25px;padding-bottom:25px}.modal-content section:last-child{border-bottom:0}.modal-content h3{margin:0 0 18px;font-size:19px}.modal-content label{margin-bottom:14px}.modal-content input,.modal-content textarea,.modal-content select{margin-top:6px;padding:12px}.modal-content textarea{resize:vertical;min-height:80px}.two-col{grid-template-columns:1fr 1fr;gap:12px;display:grid}.toggle{border-bottom:1px solid #f0f2f5;justify-content:space-between;align-items:center;padding:13px 0;display:flex}.toggle:last-child{border-bottom:0}.toggle>span{color:#354159;font-weight:700}.toggle>button{cursor:pointer;background:#dce2eb;border:0;border-radius:99px;width:45px;height:25px;padding:3px}.toggle>button i{background:#fff;border-radius:50%;width:19px;height:19px;transition:all .15s;display:block}.toggle>button.on{background:#70a0f3}.toggle>button.on i{transform:translate(20px)}.locked{color:#667287;background:#f7f8fb;border:1px solid #e6e9ef;border-radius:11px;justify-content:space-between;margin-bottom:8px;padding:13px;display:flex}.locked b{color:#536178}.settings-modal footer{border-top:1px solid #e8ebf0;justify-content:flex-end;gap:9px;margin-top:auto;padding:18px 28px;display:flex}.settings-modal footer button{cursor:pointer;background:#fff;border:1px solid #dce2eb;border-radius:12px;padding:11px 16px;font-weight:750}.settings-modal footer .primary{border:0;padding:11px 18px}.loading{background:#fff;border-radius:20px;max-width:700px;margin:80px auto;padding:40px}.studio-card{border:1px solid #e4e9f1}.studio-shell>.studio-nav{display:none}@media (max-width:900px){.studio-nav{gap:15px;padding:0 18px}.nav-links{gap:12px}.studio-header{padding:35px 18px 22px}.studio-header h1{font-size:38px}.new-quiz{margin:0 18px 20px;padding:22px;display:block}.new-quiz-form{min-width:0;margin-top:16px}.studio-layout{margin:0 18px;display:block}.quiz-list{margin-bottom:15px;position:static}.builder-card{padding:20px}.builder-head{display:block}.actions{flex-wrap:wrap;margin-top:15px}.question-toolbar{display:block}.question-toolbar>div:last-child{justify-content:flex-start;margin-top:10px}.question-controls{grid-template-columns:1fr 82px}}@media (max-width:600px){.studio-nav .brand span{display:none}.nav-links a,.nav-links button{font-size:12px}.studio-nav>a:last-child{display:none}.new-quiz-form{display:block}.new-quiz-form button{width:100%;height:45px;margin-top:8px}.title-row{align-items:flex-start}.quiz-title-input{max-width:100%;font-size:25px}.question-heading{grid-template-columns:40px 1fr}.delete{text-align:left;grid-column:2}.option-row{grid-template-columns:24px 1fr 40px 18px}.two-col,.special-answer>div{grid-template-columns:1fr}.settings-modal header,.modal-content,.settings-modal footer{padding-left:18px;padding-right:18px}}