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#1d34570d}.workspace{width:min(1260px,100% - 48px)}.library-workspace{padding-top:34px}.library-hero{isolation:isolate;background:radial-gradient(circle at 88% 12%,#4b7eff6b,#0000 35%),radial-gradient(circle at 8% 105%,#ffcb472e,#0000 34%),linear-gradient(132deg,#101c33 0%,#183b83 58%,#2857c6 100%);border:1px solid #ffffff24;border-radius:30px;grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);align-items:center;gap:clamp(20px,4vw,58px);min-height:410px;padding:clamp(36px,5vw,64px);display:grid;position:relative;overflow:hidden;box-shadow:0 30px 70px #1a397638}.library-hero:before{content:"";z-index:-1;opacity:.17;background-image:linear-gradient(#ffffff2e 1px,#0000 1px),linear-gradient(90deg,#ffffff2e 1px,#0000 1px);background-size:44px 44px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(90deg,#0000,#000 70%);mask-image:linear-gradient(90deg,#0000,#000 70%)}.library-hero-copy{z-index:2;position:relative}.library-hero .eyebrow{color:#ffdc73;letter-spacing:.19em;margin-bottom:14px}.library-hero h1{letter-spacing:-.055em;max-width:590px;font-size:clamp(48px,6vw,76px);line-height:.98}.library-hero p{color:#dce6ff;max-width:570px;margin-top:20px;font-size:clamp(16px,1.6vw,19px);line-height:1.65}.hero-proof-row{flex-wrap:wrap;gap:8px;margin:24px 0;display:flex}.hero-proof-row span{color:#edf3ff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffff14;border:1px solid #ffffff29;border-radius:999px;align-items:center;gap:7px;padding:8px 11px;font-size:12px;font-weight:650;display:inline-flex}.library-admin-actions,.hero-guest-actions{flex-wrap:wrap;align-items:center;gap:11px;display:flex}.library-create,.teacher-manage-cta{background:var(--yellow);min-height:48px;color:var(--ink);border:0;border-radius:13px;padding:12px 18px;box-shadow:0 8px 22px #d59b0047}.library-create:hover,.teacher-manage-cta:hover{background:#ffd45d;transform:translateY(-2px);box-shadow:0 11px 25px #d59b0057}.hero-secondary-action{color:#fff;cursor:pointer;background:#ffffff1a;border:1px solid #ffffff3b;border-radius:13px;align-items:center;gap:8px;min-height:48px;padding:11px 16px;font-weight:700;display:inline-flex}.hero-secondary-action:hover{background:#ffffff2b}.hero-template-link,.hero-guide-link{color:#dce6ff;cursor:pointer;background:0 0;border:0;font-size:13px;font-weight:700;text-decoration:none}.hero-template-link:hover,.hero-guide-link:hover{color:#fff;text-decoration:underline}.library-hero-art{z-index:1;align-self:stretch;place-items:center;min-height:310px;display:grid;position:relative}.library-hero-art:after{content:"";filter:blur(30px);z-index:-1;background:#08122a59;border-radius:50%;width:82%;height:35%;position:absolute;bottom:5%}.library-hero-art img{object-fit:contain;filter:drop-shadow(0 24px 32px #050f2647);width:min(100%,620px);height:auto;transform:scale(1.08)}.hero-orbit{z-index:2;color:#fff;border:3px solid #fffc;border-radius:15px;place-items:center;width:48px;height:48px;font-weight:900;animation:4s ease-in-out infinite hero-float;display:grid;position:absolute;box-shadow:0 12px 24px #050f2633}.hero-orbit-a{background:var(--red);top:16%;left:-8px;transform:rotate(-8deg)}.hero-orbit-b{background:var(--blue);animation-delay:-1.7s;bottom:8%;right:2%;transform:rotate(7deg)}@keyframes hero-float{50%{translate:0 -9px}}.library-search-row{border:1px solid var(--line);background:#ffffffe0;border-radius:18px;margin:24px 0 16px;padding:14px;box-shadow:0 10px 30px #1d34570e}.library-search-row input,.library-search-row select{background:#f8fafd;border-color:#d7e1ed;border-radius:12px;min-height:48px}.category-filter{margin:0 0 19px}.category-filter button{background:#ffffffd6;border-color:#d8e2ed;min-height:40px;box-shadow:0 4px 12px #1d345709}.category-filter button.active{color:#2449b7;background:#eaf0ff;border-color:#aec1ff;box-shadow:0 5px 16px #3867f41a}.quiz-library-grid{gap:20px}.quiz-library-card{border:1px solid #dce5ef;border-radius:20px;min-height:244px;padding:23px;position:relative;overflow:hidden;box-shadow:0 12px 32px #1d345712}.quiz-library-card:before{content:"";background:var(--category);height:5px;position:absolute;inset:0 0 auto}.quiz-library-card:hover{border-color:#cbd7e5;transform:translateY(-5px);box-shadow:0 22px 46px #1d34571f}.quiz-library-card h2{letter-spacing:-.025em;margin-top:28px;font-size:23px}.quiz-card-footer{border-color:#e7edf4}.quiz-select-button{background:#edf2ff;border-radius:11px;min-height:40px;padding:8px 11px}.quiz-select-button:hover{background:#dfe8ff}.panel{border-color:#dce5ef;border-radius:20px;box-shadow:0 14px 38px #1d345712}.page-heading{margin-bottom:32px}.page-heading h1,.cards-toolbar h1{color:#10213a}.primary,.secondary,.light-button,.camera-on{min-height:44px;box-shadow:none;border-radius:12px}.primary{background:linear-gradient(135deg,#4774f6,#315bd9);box-shadow:0 8px 18px #315bd938}.primary:hover{box-shadow:0 11px 24px #315bd94d}.primary:active{box-shadow:0 5px 12px #315bd93d}.secondary{background:#fff;border-color:#d6e0eb}.secondary:hover{background:#f4f7fb}input,textarea,select{background:#f8fafd;border-color:#d5e0eb;border-radius:11px}.roster-panel,.questions-panel{padding:24px}.question-editor{background:#fff;border-color:#e0e7ef;border-radius:15px}.question-editor:hover{border-color:#bfcde0;box-shadow:0 9px 24px #1d34570f}.choice-editor{background:#f7f9fc;border-color:#e1e8f0;border-radius:10px}.game-mode-picker label{border-color:#dce5ef;border-radius:14px}.game-mode-picker label.selected{background:#eef3ff;border-color:#9eb5ff}.quiz-ready-facts>div{background:#f7f9fc;border-color:#dce5ef;border-radius:14px}.hidden-answers-notice{background:#fff8d9;border-color:#ead894;border-radius:15px}.guide-hero{background:radial-gradient(circle at 78% 18%,#4678ff66,#0000 30%),linear-gradient(132deg,#101c33,#1f4aa9);border-radius:30px;box-shadow:0 30px 70px #1a397633}.guide-step{border-color:#dce5ef;border-radius:20px;box-shadow:0 12px 34px #1d34570f}.game-stage{background:radial-gradient(circle at 40% 0,#213c72,#0000 46%),linear-gradient(145deg,#0c1528,#142544)}.question-stage,.scan-panel{background:#fff1;border-color:#ffffff21;box-shadow:inset 0 1px #ffffff0f}.answer-tile{border-radius:17px;box-shadow:inset 0 -5px #00000026,0 10px 25px #0000001a}.camera-box{border:1px solid #ffffff1f;border-radius:15px}@media (width<=960px){.library-hero{grid-template-columns:minmax(0,1fr) minmax(300px,.8fr);padding:36px}.library-hero h1{font-size:clamp(44px,7vw,62px)}.library-hero-art img{transform:scale(1.15)}}@media (width<=760px){.topbar{flex-wrap:wrap;gap:8px 14px;height:auto;min-height:78px;padding:10px 14px}.topbar nav{order:2;justify-content:space-between;width:100%}.topbar nav button{flex:1;justify-content:center}.workspace{width:min(100% - 24px,1260px)}.library-workspace{padding-top:18px}.library-hero{border-radius:23px;grid-template-columns:1fr;gap:10px;min-height:0;padding:28px 20px 10px}.library-hero h1{font-size:clamp(40px,13vw,52px)}.library-hero p{margin-top:14px;font-size:15px}.hero-proof-row{gap:6px;margin:17px 0}.hero-proof-row span{padding:6px 9px;font-size:11px}.library-hero-art{min-height:170px;margin-inline:-8px}.library-hero-art img{width:min(100%,330px);transform:none}.hero-orbit{border-radius:11px;width:38px;height:38px}.hero-orbit-a{left:2%}.hero-orbit-b{right:3%}.library-search-row{margin-top:16px}.quiz-library-grid{grid-template-columns:1fr}}@media (width<=520px){.topbar{padding-inline:12px}.brand{font-size:21px}.brand-mark{width:36px;height:36px}.hero-proof-row span{font-size:11px}.library-admin-actions,.hero-guest-actions{flex-direction:column;align-items:stretch}.library-create,.teacher-manage-cta,.hero-secondary-action{width:100%}.hero-template-link,.hero-guide-link{align-self:center;padding:5px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{@page{size:A4 landscape;margin:0}html,body{background:#fff;width:297mm;height:210mm;margin:0!important;padding:0!important}.topbar,.cards-toolbar,.instruction-strip{display:none!important}.app,.workspace,.cards-workspace,.cards-grid{background:#fff!important;width:297mm!important;margin:0!important;padding:0!important}.cards-grid{display:block}.paper-card{aspect-ratio:auto;width:190mm;height:190mm;box-shadow:none;break-inside:avoid-page;page-break-inside:avoid;break-after:page;page-break-after:always;border:0;border-radius:0;margin:10mm 53.5mm}.paper-card:last-child{break-after:auto;page-break-after:auto}.paper-card .aruco-marker{width:114mm}.paper-card .card-letter{font-size:10mm;line-height:1}.paper-card .letter-a{top:12mm}.paper-card .letter-b{right:12mm}.paper-card .letter-c{bottom:12mm}.paper-card .letter-d{left:12mm}.paper-card .fixed-card-number{border-width:.7mm;border-radius:3mm;gap:3mm;min-width:42mm;padding:2mm 3mm;bottom:12mm;left:12mm}.paper-card .fixed-card-number span{font-size:3.2mm}.paper-card .fixed-card-number strong{font-size:9mm}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}