.demo-modal-overlay{position:fixed;inset:0;z-index:10000;background:#000000b3;display:flex;align-items:center;justify-content:center;padding:16px;animation:demo-modal-fade-in .2s ease-out}@keyframes demo-modal-fade-in{0%{opacity:0}to{opacity:1}}.demo-modal{background:linear-gradient(180deg,#1a2332,#0f172a);border:1px solid rgba(255,255,255,.1);border-radius:20px;width:100%;max-width:900px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 25px 60px #00000080;animation:demo-modal-slide-up .3s ease-out}@keyframes demo-modal-slide-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.demo-modal__header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.1);flex-shrink:0}.demo-modal__title{margin:0;font-size:1.4rem;font-weight:700;color:#fff}.demo-modal__close{background:#ffffff1a;border:none;color:#fff9;font-size:1.6rem;width:36px;height:36px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;line-height:1}.demo-modal__close:hover{background:#ffffff26;color:#fff}.demo-modal__content{flex:1;overflow-y:auto;padding:24px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent}.demo-modal__content::-webkit-scrollbar{width:6px}.demo-modal__content::-webkit-scrollbar-track{background:transparent}.demo-modal__content::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}.demo-modal__intro{color:#fffc;font-size:1rem;line-height:1.6;margin:0 0 32px;text-align:center}.demo-modal__pwa-install{background:#2dd4bf1a;border:1px solid rgba(45,212,191,.3);border-radius:16px;padding:20px;margin-bottom:32px}.demo-modal__pwa-title{margin:0 0 8px;font-size:1.15rem;font-weight:600;color:#2dd4bf;display:flex;align-items:center;gap:8px}.demo-modal__pwa-title:before{content:"📱"}.demo-modal__pwa-description{margin:0 0 16px;font-size:.95rem;color:#fffc;line-height:1.5}.demo-modal__pwa-platforms{display:grid;grid-template-columns:1fr 1fr;gap:16px}.demo-modal__pwa-platform{background:#0003;border-radius:12px;padding:14px}.demo-modal__pwa-platform h4{margin:0 0 10px;font-size:.95rem;font-weight:600;color:#fff}.demo-modal__pwa-platform ol{margin:0;padding:0;list-style:none}.demo-modal__pwa-platform li{font-size:.85rem;color:#ffffffb3;line-height:1.5;margin-bottom:6px}.demo-modal__pwa-platform li:last-child{margin-bottom:0}@media (max-width: 520px){.demo-modal__pwa-platforms{grid-template-columns:1fr}}.demo-modal__section{display:flex;gap:16px;margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08)}.demo-modal__section:last-of-type{border-bottom:none;margin-bottom:24px;padding-bottom:0}.demo-modal__section-number{flex-shrink:0;width:32px;height:32px;background:linear-gradient(135deg,var(--teal, #2dd4bf) 0%,#14b8a6 100%);color:#0f172a;font-weight:700;font-size:.9rem;border-radius:50%;display:flex;align-items:center;justify-content:center}.demo-modal__section-content{flex:1;min-width:0}.demo-modal__section-title{margin:0 0 8px;font-size:1.1rem;font-weight:600;color:#fff}.demo-modal__section-description{margin:0 0 16px;font-size:.95rem;color:#ffffffb3;line-height:1.5}.demo-modal__section-image-wrapper{border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#0000004d;touch-action:pinch-zoom;cursor:zoom-in}.demo-modal__section-image{display:block;width:100%;height:auto;object-fit:contain;transition:transform .2s ease}@media (hover: none) and (pointer: coarse){.demo-modal__section-image-wrapper{position:relative}.demo-modal__section-image-wrapper:after{content:"";position:absolute;bottom:8px;right:8px;width:28px;height:28px;background:#0009 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.79l-.28-.27A6.471 6.471 0 0016 9.5 6.5 6.5 0 109.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3Cpath d='M12 10h-2v2H9v-2H7V9h2V7h1v2h2v1z'/%3E%3C/svg%3E") center/18px no-repeat;border-radius:6px;pointer-events:none;opacity:.8}}.demo-modal__footer{text-align:center;padding-top:16px}.demo-modal__footer-text{color:#fff9;font-size:.9rem;margin:0 0 16px}.demo-modal__start-btn{background:linear-gradient(135deg,var(--teal, #2dd4bf) 0%,#14b8a6 100%);color:#0f172a;border:none;padding:14px 32px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 12px #2dd4bf4d}.demo-modal__start-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #2dd4bf66}.demo-modal__fullscreen-overlay{position:fixed;inset:0;z-index:10001;background:#000000f2;display:flex;align-items:center;justify-content:center;padding:16px;animation:demo-modal-fade-in .15s ease-out;cursor:zoom-out}.demo-modal__fullscreen-close{position:absolute;top:16px;right:16px;background:#ffffff26;border:none;color:#fff;font-size:2rem;width:48px;height:48px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;line-height:1;z-index:1}.demo-modal__fullscreen-close:hover{background:#ffffff40;transform:scale(1.1)}.demo-modal__fullscreen-image{max-width:95vw;max-height:95vh;object-fit:contain;border-radius:8px;box-shadow:0 8px 32px #00000080;cursor:default;touch-action:pinch-zoom pan-x pan-y}@media (min-width: 768px){.demo-modal{max-width:1000px}.demo-modal__content{padding:32px 40px}.demo-modal__section{gap:24px;margin-bottom:40px;padding-bottom:40px}.demo-modal__section-number{width:40px;height:40px;font-size:1.1rem}.demo-modal__section-title{font-size:1.25rem}.demo-modal__section-description{font-size:1.05rem;margin-bottom:20px}.demo-modal__section-image-wrapper{border-radius:16px}}@media (min-width: 1200px){.demo-modal{max-width:1100px}}@media (max-width: 480px){.demo-modal-overlay{padding:8px}.demo-modal{max-height:95vh;border-radius:16px}.demo-modal__header{padding:16px 20px}.demo-modal__title{font-size:1.2rem}.demo-modal__content{padding:20px}.demo-modal__section{flex-direction:column;gap:12px}.demo-modal__section-number{width:28px;height:28px;font-size:.85rem}}.manager-demo-modal-overlay{position:fixed;inset:0;z-index:10000;background:#000000b3;display:flex;align-items:center;justify-content:center;padding:16px;animation:manager-demo-modal-fade-in .2s ease-out}@keyframes manager-demo-modal-fade-in{0%{opacity:0}to{opacity:1}}.manager-demo-modal{background:linear-gradient(180deg,#1e1b2e,#0f0d1a);border:1px solid rgba(255,255,255,.1);border-radius:20px;width:100%;max-width:900px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 25px 60px #00000080;animation:manager-demo-modal-slide-up .3s ease-out}@keyframes manager-demo-modal-slide-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.manager-demo-modal__header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.1);flex-shrink:0}.manager-demo-modal__title{margin:0;font-size:1.4rem;font-weight:700;color:#fff}.manager-demo-modal__close{background:#ffffff1a;border:none;color:#fff9;font-size:1.6rem;width:36px;height:36px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;line-height:1}.manager-demo-modal__close:hover{background:#ffffff26;color:#fff}.manager-demo-modal__content{flex:1;overflow-y:auto;padding:24px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent}.manager-demo-modal__content::-webkit-scrollbar{width:6px}.manager-demo-modal__content::-webkit-scrollbar-track{background:transparent}.manager-demo-modal__content::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}.manager-demo-modal__intro{color:#fffc;font-size:1rem;line-height:1.6;margin:0 0 24px;text-align:center}.manager-demo-modal__toc{background:#6366f114;border:1px solid rgba(99,102,241,.2);border-radius:16px;padding:20px 24px;margin-bottom:32px}.manager-demo-modal__toc-title{margin:0 0 16px;font-size:1rem;font-weight:600;color:#ffffffe6;text-transform:uppercase;letter-spacing:.5px}.manager-demo-modal__toc-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px}.manager-demo-modal__toc-item{margin:0}.manager-demo-modal__toc-link{display:flex;align-items:center;gap:10px;width:100%;padding:10px 14px;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);border-radius:10px;color:#ffffffd9;font-size:.9rem;text-align:left;cursor:pointer;transition:all .2s ease}.manager-demo-modal__toc-link:hover{background:#6366f126;border-color:#6366f14d;color:#fff}.manager-demo-modal__toc-number{flex-shrink:0;width:24px;height:24px;background:linear-gradient(135deg,#818cf8,#6366f1);color:#0f0d1a;font-weight:700;font-size:.75rem;border-radius:50%;display:flex;align-items:center;justify-content:center}.manager-demo-modal__toc-text{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.manager-demo-modal__group{margin-bottom:40px;scroll-margin-top:16px}.manager-demo-modal__group:last-child{margin-bottom:24px}.manager-demo-modal__group-header{display:flex;align-items:center;gap:14px;margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid rgba(99,102,241,.3)}.manager-demo-modal__group-number{flex-shrink:0;width:36px;height:36px;background:linear-gradient(135deg,#818cf8,#6366f1);color:#0f0d1a;font-weight:700;font-size:1.1rem;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #6366f14d}.manager-demo-modal__group-title{margin:0;font-size:1.3rem;font-weight:700;color:#fff}.manager-demo-modal__teacher-link{background:#6366f11a;border:1px solid rgba(99,102,241,.3);border-radius:16px;padding:24px;margin-bottom:32px}.manager-demo-modal__teacher-link-title{margin:0 0 12px;font-size:1.2rem;font-weight:600;color:#818cf8;display:flex;align-items:center;gap:8px}.manager-demo-modal__teacher-link-title:before{content:"🔗"}.manager-demo-modal__teacher-link-description{margin:0 0 20px;font-size:1rem;color:#fffc;line-height:1.5}.manager-demo-modal__url-section{background:#0003;border-radius:12px;padding:16px}.manager-demo-modal__url-label{display:block;font-size:.9rem;color:#ffffffb3;margin-bottom:10px}.manager-demo-modal__url-row{display:flex;gap:12px;align-items:center}.manager-demo-modal__url{flex:1;background:#0000004d;border:1px solid rgba(255,255,255,.15);border-radius:8px;padding:12px 16px;font-size:.95rem;color:#818cf8;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,monospace;word-break:break-all;-webkit-user-select:all;user-select:all}.manager-demo-modal__copy-btn{flex-shrink:0;background:#818cf833;border:1px solid rgba(129,140,248,.4);color:#818cf8;padding:12px 20px;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease;min-width:90px}.manager-demo-modal__copy-btn:hover{background:#818cf84d;border-color:#818cf899}.manager-demo-modal__copy-btn--copied{background:#22c55e33;border-color:#22c55e66;color:#22c55e}@media (max-width: 520px){.manager-demo-modal__url-row{flex-direction:column;align-items:stretch}.manager-demo-modal__url{font-size:.85rem;padding:10px 12px}.manager-demo-modal__copy-btn{padding:10px 16px}}.manager-demo-modal__section{display:flex;gap:16px;margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.08)}.manager-demo-modal__group .manager-demo-modal__section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.manager-demo-modal__section-number{flex-shrink:0;width:32px;height:32px;background:linear-gradient(135deg,#818cf8,#6366f1);color:#0f0d1a;font-weight:700;font-size:.9rem;border-radius:50%;display:flex;align-items:center;justify-content:center}.manager-demo-modal__section-content{flex:1;min-width:0}.manager-demo-modal__section-title{margin:0 0 8px;font-size:1.1rem;font-weight:600;color:#fff}.manager-demo-modal__section-description{margin:0 0 16px;font-size:.95rem;color:#ffffffb3;line-height:1.5}.manager-demo-modal__section-image-wrapper{border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#0000004d;touch-action:pinch-zoom;cursor:zoom-in}.manager-demo-modal__section-image{display:block;width:100%;height:auto;object-fit:contain;transition:transform .2s ease}@media (hover: none) and (pointer: coarse){.manager-demo-modal__section-image-wrapper{position:relative}.manager-demo-modal__section-image-wrapper:after{content:"";position:absolute;bottom:8px;right:8px;width:28px;height:28px;background:#0009 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.79l-.28-.27A6.471 6.471 0 0016 9.5 6.5 6.5 0 109.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3Cpath d='M12 10h-2v2H9v-2H7V9h2V7h1v2h2v1z'/%3E%3C/svg%3E") center/18px no-repeat;border-radius:6px;pointer-events:none;opacity:.8}}.manager-demo-modal__footer{text-align:center;padding-top:16px}.manager-demo-modal__footer-text{color:#fff9;font-size:.9rem;margin:0 0 16px}.manager-demo-modal__start-btn{background:linear-gradient(135deg,#818cf8,#6366f1);color:#0f0d1a;border:none;padding:14px 32px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 12px #6366f14d}.manager-demo-modal__start-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #6366f166}.manager-demo-modal__fullscreen-overlay{position:fixed;inset:0;z-index:10001;background:#000000f2;display:flex;align-items:center;justify-content:center;padding:16px;animation:manager-demo-modal-fade-in .15s ease-out;cursor:zoom-out}.manager-demo-modal__fullscreen-close{position:absolute;top:16px;right:16px;background:#ffffff26;border:none;color:#fff;font-size:2rem;width:48px;height:48px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;line-height:1;z-index:1}.manager-demo-modal__fullscreen-close:hover{background:#ffffff40;transform:scale(1.1)}.manager-demo-modal__fullscreen-image{max-width:95vw;max-height:95vh;object-fit:contain;border-radius:8px;box-shadow:0 8px 32px #00000080;cursor:default;touch-action:pinch-zoom pan-x pan-y}@media (min-width: 768px){.manager-demo-modal{max-width:1000px}.manager-demo-modal__content{padding:32px 40px}.manager-demo-modal__toc{padding:24px 32px}.manager-demo-modal__toc-list{grid-template-columns:repeat(3,1fr)}.manager-demo-modal__group{margin-bottom:48px}.manager-demo-modal__group-header{gap:16px;margin-bottom:28px}.manager-demo-modal__group-number{width:42px;height:42px;font-size:1.2rem}.manager-demo-modal__group-title{font-size:1.4rem}.manager-demo-modal__section{gap:24px;margin-bottom:28px;padding-bottom:28px}.manager-demo-modal__section-number{width:36px;height:36px;font-size:1rem}.manager-demo-modal__section-title{font-size:1.15rem}.manager-demo-modal__section-description{font-size:1.05rem;margin-bottom:20px}.manager-demo-modal__section-image-wrapper{border-radius:16px}}@media (min-width: 1200px){.manager-demo-modal{max-width:1100px}}@media (max-width: 480px){.manager-demo-modal-overlay{padding:8px}.manager-demo-modal{max-height:95vh;border-radius:16px}.manager-demo-modal__header{padding:16px 20px}.manager-demo-modal__title{font-size:1.2rem}.manager-demo-modal__content{padding:20px}.manager-demo-modal__toc{padding:16px}.manager-demo-modal__toc-title{font-size:.9rem;margin-bottom:12px}.manager-demo-modal__toc-list{grid-template-columns:1fr;gap:6px}.manager-demo-modal__toc-link{padding:8px 12px;font-size:.85rem}.manager-demo-modal__toc-number{width:22px;height:22px;font-size:.7rem}.manager-demo-modal__group{margin-bottom:32px}.manager-demo-modal__group-header{gap:10px;margin-bottom:16px;padding-bottom:12px}.manager-demo-modal__group-number{width:30px;height:30px;font-size:.95rem}.manager-demo-modal__group-title{font-size:1.1rem}.manager-demo-modal__section{flex-direction:column;gap:12px}.manager-demo-modal__section-number{width:28px;height:28px;font-size:.85rem}}:root{--blue:#307FFF;--teal:#00D5FF;--logo-teal:#3DDAD7;--navy:#001B26;--light:#F2FAFF;--dark-teal:#00394D;--white:#FFFFFF;--radius:16px;--shadow:0 10px 30px rgba(0,27,38,.25)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Montserrat,system-ui,Arial;color:var(--white);background:var(--navy)}.app-shell{position:relative;min-height:100%}.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}.page{min-height:100%;padding:24px}.page--center{display:flex;align-items:center;justify-content:center}.brand-bg-dark{background:var(--navy)}.brand-bg-light{background:linear-gradient(180deg,var(--blue) 0%,var(--teal) 100%)}.card{width:360px;max-width:92vw;background:var(--light);color:var(--dark-teal);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.version-info{position:absolute;bottom:16px;left:50%;transform:translate(-50%);font-size:.75rem;color:#fff6;margin:0;font-family:monospace}.app-version{text-align:center;margin:24px 0 8px;font-size:.75rem;color:#ffffff59;font-family:monospace}.title{margin:0 0 8px;font-weight:900;color:var(--blue);letter-spacing:.2px}.title--invert{color:var(--white);text-shadow:0 1px 2px rgba(0,0,0,.25)}.subtitle{margin:0;opacity:.9}.label{display:block;margin-top:12px;margin-bottom:6px;font-weight:600;color:var(--dark-teal)}.input{width:100%;border:0;padding:12px 14px;border-radius:12px;background:#fff;color:#000;outline:2px solid transparent;transition:.15s}.input:focus{outline-color:var(--logo-teal)}.input-with-toggle{position:relative;display:flex;align-items:center}.input-with-toggle .input{padding-right:44px}.input-toggle-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:transparent;border:none;padding:6px;cursor:pointer;color:#666;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:color .15s,background .15s}.input-toggle-btn:hover{color:#333;background:#00000014}.input-toggle-btn:focus-visible{outline:2px solid var(--logo-teal);outline-offset:2px}.error{color:#b00020;margin:8px 0;font-weight:600}.btn{margin-top:16px;width:100%;padding:12px 16px;border:0;border-radius:12px;font-weight:700;cursor:pointer;background:#fff2;color:#fff}.btn--primary{background:var(--blue);color:#fff}.btn--primary:hover{background:var(--teal)}.hero{display:grid;place-items:center;min-height:calc(100vh - 48px);text-align:center}.video-subview .global-menu{display:none}.global-menu{position:fixed;top:16px;right:16px;z-index:1000;display:flex;align-items:center;gap:8px}.global-menu__button{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;border:0;background:#0006;color:var(--white);cursor:pointer;transition:background .2s ease}.global-menu__button:hover,.global-menu__button:focus{background:#0009;outline:none}.global-menu__icon{display:inline-flex;flex-direction:column;gap:6px}.global-menu__icon>span{display:block;width:20px;height:2px;border-radius:2px;background:currentColor}.global-menu__dropdown{position:absolute;top:56px;right:0;min-width:160px;padding:8px;border-radius:12px;background:#001b26f2;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:4px}.global-menu__action{padding:10px 12px;border:0;border-radius:10px;background:var(--blue);color:var(--white);font-weight:600;cursor:pointer}.global-menu__action:hover,.global-menu__action:focus{background:var(--teal);outline:none}.global-menu__hint{padding:10px 12px;border-radius:10px;background:#ffffff14;color:var(--white);font-weight:600;text-align:center}.global-menu__language-section{display:flex;flex-direction:column;gap:4px;padding-bottom:8px;margin-bottom:4px;border-bottom:1px solid rgba(255,255,255,.15)}.global-menu__language-option{display:flex;align-items:center;gap:10px;padding:8px 12px;border:0;border-radius:8px;background:transparent;color:var(--white);font-weight:500;cursor:pointer;transition:background .15s ease}.global-menu__language-option:hover,.global-menu__language-option:focus{background:#ffffff1a;outline:none}.global-menu__language-option--active{background:#307fff40}.global-menu__language-option--active:hover,.global-menu__language-option--active:focus{background:#307fff59}.global-menu__language-flag{font-size:1.25rem;line-height:1}.language-flag{line-height:1}.language-flag--small{font-size:1rem}.language-flag--medium{font-size:1.25rem}.language-flag--large{font-size:1.5rem}