.language-selector{display:flex;gap:clamp(6px,.52vw,10px);flex-wrap:wrap;align-items:center;flex-shrink:0;min-width:0}.lang-button{padding:clamp(8px,.52vw,10px) clamp(12px,1.04vw,20px);font-size:clamp(.85rem,.83vw,1rem);border:clamp(1.5px,.1vw,2px) solid #ffffff;background-color:#9a9da2;color:#fff;border-radius:clamp(6px,.52vw,10px);cursor:pointer;transition:all .3s ease;touch-action:manipulation;min-width:clamp(60px,4.17vw,80px);min-height:clamp(36px,2.5vw,44px);display:flex;align-items:center;justify-content:center;box-sizing:border-box;white-space:nowrap}.lang-button:hover{background-color:#fff;color:#9a9da2}.lang-button.active{background-color:#fff;color:#575656;font-weight:700}.lang-button:active{transform:scale(.95)}@media (min-width: 430px) and (max-width: 479px){.language-selector{gap:6px}.lang-button{padding:6px 10px;font-size:.75rem;min-width:50px;min-height:32px;border-radius:6px}}@media (min-width: 480px) and (max-width: 767px){.language-selector{gap:8px}.lang-button{padding:8px 14px;font-size:.85rem;min-width:60px;min-height:36px}}@media (min-width: 768px) and (max-width: 1023px){.lang-button{padding:9px 16px;font-size:.9rem;min-width:70px}}@media (min-width: 1024px) and (max-width: 1439px){.lang-button{padding:9px 18px;font-size:.95rem}}@media (min-width: 2560px) and (max-width: 3839px){.language-selector{gap:calc(10px * var(--scale-factor, 1.33))}.lang-button{padding:calc(10px * var(--scale-factor, 1.33)) calc(20px * var(--scale-factor, 1.33));font-size:calc(1rem * var(--scale-factor, 1.33));min-width:calc(80px * var(--scale-factor, 1.33));min-height:calc(44px * var(--scale-factor, 1.33));border-radius:calc(10px * var(--scale-factor, 1.33));border-width:calc(2px * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.language-selector{gap:calc(10px * var(--scale-factor, 2))}.lang-button{padding:calc(10px * var(--scale-factor, 2)) calc(20px * var(--scale-factor, 2));font-size:calc(1rem * var(--scale-factor, 2));min-width:calc(80px * var(--scale-factor, 2));min-height:calc(44px * var(--scale-factor, 2));border-radius:calc(10px * var(--scale-factor, 2));border-width:calc(2px * var(--scale-factor, 2))}}.header{width:100%;height:var(--header-height, clamp(50px, 4.17vw, 80px));min-height:50px;background-color:#9a9da2;display:flex;align-items:center;justify-content:space-between;padding:0 var(--header-padding, clamp(15px, 5.89vw, 113px));box-shadow:0 2px 4px #0000001a;z-index:100;position:relative;box-sizing:border-box;flex-shrink:0;gap:clamp(10px,1.04vw,20px);overflow:hidden}.header-logo{height:clamp(40px,3.13vw,60px);min-height:40px;display:flex;align-items:center;cursor:pointer;flex-shrink:1;min-width:0}.header-logo img{max-height:100%;max-width:clamp(120px,10.42vw,200px);width:auto;height:auto;object-fit:contain;flex-shrink:1}@media (min-width: 430px) and (max-width: 479px){.header{height:clamp(50px,12vw,60px);padding:0 clamp(10px,3vw,20px);gap:8px}.header-logo{height:clamp(35px,8vw,45px);flex-shrink:1;min-width:0}.header-logo img{max-width:clamp(80px,20vw,120px)}}@media (min-width: 480px) and (max-width: 767px){.header{height:clamp(55px,10vw,70px);padding:0 clamp(12px,4vw,25px);gap:10px}.header-logo{height:clamp(40px,7vw,50px);flex-shrink:1;min-width:0}.header-logo img{max-width:clamp(100px,18vw,150px)}}@media (min-width: 768px) and (max-width: 1023px){.header{height:clamp(65px,8.5vw,75px);padding:0 clamp(20px,5vw,50px)}.header-logo{height:clamp(45px,6vw,55px)}.header-logo img{max-width:clamp(140px,18vw,190px)}}@media (min-width: 1024px) and (max-width: 1439px){.header{height:clamp(70px,7.3vw,78px);padding:0 clamp(30px,6vw,80px)}.header-logo{height:clamp(50px,5.2vw,58px)}.header-logo img{max-width:clamp(160px,16.7vw,195px)}}@media (min-width: 1440px) and (max-width: 1919px){.header{height:clamp(75px,4.17vw,80px);padding:0 clamp(50px,5.89vw,100px)}.header-logo{height:clamp(55px,3.13vw,60px)}.header-logo img{max-width:clamp(180px,10.42vw,200px)}}@media (min-width: 1920px) and (max-width: 2559px){.header{height:80px;padding:0 113px}.header-logo{height:60px}.header-logo img{max-width:200px}}@media (min-width: 2560px) and (max-width: 3839px){.header{height:calc(80px * var(--scale-factor, 1.33));padding:0 calc(113px * var(--scale-factor, 1.33))}.header-logo{height:calc(60px * var(--scale-factor, 1.33))}.header-logo img{max-width:calc(200px * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.header{height:calc(80px * var(--scale-factor, 2));padding:0 calc(113px * var(--scale-factor, 2))}.header-logo{height:calc(60px * var(--scale-factor, 2))}.header-logo img{max-width:calc(200px * var(--scale-factor, 2))}}.footer{width:100%;height:var(--footer-height, clamp(35px, 2.6vw, 50px));min-height:35px;background-color:#9a9da2;display:flex;align-items:center;justify-content:center;border-top:1px solid #e0e0e0;position:relative;z-index:100;flex-shrink:0;box-sizing:border-box}.footer p{font-size:clamp(.75rem,.94vw,.9rem);color:#fff;margin:0;padding:0 clamp(10px,2vw,20px);text-align:center}@media (min-width: 430px) and (max-width: 479px){.footer{height:clamp(35px,8vw,45px)}.footer p{font-size:clamp(.7rem,1.6vw,.85rem)}}@media (min-width: 480px) and (max-width: 767px){.footer{height:clamp(40px,7vw,48px)}.footer p{font-size:clamp(.75rem,1.3vw,.88rem)}}@media (min-width: 768px) and (max-width: 1023px){.footer{height:clamp(45px,5.9vw,50px)}.footer p{font-size:clamp(.8rem,1.04vw,.9rem)}}@media (min-width: 1024px) and (max-width: 1439px){.footer{height:clamp(48px,5vw,50px)}.footer p{font-size:clamp(.85rem,.94vw,.9rem)}}@media (min-width: 1440px) and (max-width: 1919px){.footer{height:clamp(49px,2.6vw,50px)}.footer p{font-size:clamp(.88rem,.94vw,.9rem)}}@media (min-width: 1920px) and (max-width: 2559px){.footer{height:50px}.footer p{font-size:.9rem}}@media (min-width: 2560px) and (max-width: 3839px){.footer{height:calc(50px * var(--scale-factor, 1.33))}.footer p{font-size:calc(.9rem * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.footer{height:calc(50px * var(--scale-factor, 2))}.footer p{font-size:calc(.9rem * var(--scale-factor, 2))}}.video-player-container{margin:0 auto;position:relative;background-color:#000;overflow:hidden;width:100%;max-width:100%;height:clamp(300px,40.94vw,786px);aspect-ratio:1398 / 786;box-sizing:border-box}.video-player{width:100%;height:100%;cursor:pointer;object-fit:contain;display:block}.video-controls{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;gap:clamp(6px,.52vw,10px);z-index:10}.play-pause-button{width:auto;height:auto;min-width:clamp(60px,5.21vw,100px);min-height:clamp(60px,5.21vw,100px);border:none;background-color:transparent;color:#fff;font-size:clamp(40px,3.33vw,64px);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;touch-action:manipulation;text-shadow:0 clamp(1px,.1vw,2px) clamp(2px,.21vw,4px) rgba(0,0,0,.5);opacity:.7;box-sizing:border-box}.play-pause-button.paused{opacity:1;font-size:clamp(50px,4.17vw,80px)}.play-pause-button:hover{opacity:.9;transform:scale(1.05)}.play-pause-button.paused:hover{opacity:1}.play-pause-button:active{transform:scale(.95)}.video-unavailable{width:100%;max-width:clamp(400px,41.67vw,800px);margin:0 auto;padding:clamp(30px,3.13vw,60px) clamp(15px,1.04vw,20px);text-align:center;background-color:#f5f5f5;border-radius:clamp(6px,.42vw,8px);border:clamp(1.5px,.1vw,2px) dashed #ccc;box-sizing:border-box}.video-unavailable p{font-size:clamp(.9rem,1.04vw,1.2rem);color:#666;margin:0;word-wrap:break-word}@media (min-width: 430px) and (max-width: 479px){.video-player-container{height:clamp(250px,50vw,400px)}.play-pause-button{min-width:60px;min-height:60px;font-size:40px}.play-pause-button.paused{font-size:50px}.video-unavailable{padding:30px 15px}.video-unavailable p{font-size:.9rem}}@media (min-width: 480px) and (max-width: 767px){.video-player-container{height:clamp(280px,45vw,500px)}.play-pause-button{min-width:70px;min-height:70px;font-size:48px}.play-pause-button.paused{font-size:60px}}@media (min-width: 768px) and (max-width: 1023px){.video-player-container{height:clamp(400px,50vw,600px)}.play-pause-button{min-width:80px;min-height:80px;font-size:56px}.play-pause-button.paused{font-size:70px}}@media (min-width: 1024px) and (max-width: 1439px){.video-player-container{height:clamp(500px,45vw,700px)}}@media (min-width: 2560px) and (max-width: 3839px){.video-player-container{height:calc(786px * var(--scale-factor, 1.33));max-height:calc(100vh - 200px)}.play-pause-button{min-width:calc(100px * var(--scale-factor, 1.33));min-height:calc(100px * var(--scale-factor, 1.33));font-size:calc(64px * var(--scale-factor, 1.33))}.play-pause-button.paused{font-size:calc(80px * var(--scale-factor, 1.33))}.video-unavailable{padding:calc(60px * var(--scale-factor, 1.33)) calc(20px * var(--scale-factor, 1.33));max-width:calc(800px * var(--scale-factor, 1.33))}.video-unavailable p{font-size:calc(1.2rem * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.video-player-container{height:calc(786px * var(--scale-factor, 2));max-height:calc(100vh - 300px)}.play-pause-button{min-width:calc(100px * var(--scale-factor, 2));min-height:calc(100px * var(--scale-factor, 2));font-size:calc(64px * var(--scale-factor, 2))}.play-pause-button.paused{font-size:calc(80px * var(--scale-factor, 2))}.video-unavailable{padding:calc(60px * var(--scale-factor, 2)) calc(20px * var(--scale-factor, 2));max-width:calc(800px * var(--scale-factor, 2))}.video-unavailable p{font-size:calc(1.2rem * var(--scale-factor, 2))}}.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:clamp(10px,1.04vw,20px);box-sizing:border-box}.modal-content{background-color:#fff;border-radius:clamp(8px,.63vw,12px);width:min(1538px,calc(100vw - clamp(20px,2.08vw,40px)));max-width:100%;height:min(910px,calc(100vh - clamp(20px,2.08vw,40px)));max-height:100%;overflow-y:auto;position:relative;box-shadow:0 10px 40px #0000004d;animation:modalFadeIn .3s ease;box-sizing:border-box}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.modal-close{position:absolute;top:clamp(10px,.78vw,15px);right:clamp(10px,.78vw,15px);width:clamp(32px,2.08vw,40px);height:clamp(32px,2.08vw,40px);min-width:32px;min-height:32px;border:none;font-size:clamp(28px,2.29vw,44px);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10;touch-action:manipulation;background-color:transparent;color:#333;box-sizing:border-box}.modal-close:hover{background-color:#e0e0e0;transform:scale(1.1)}.modal-close:active{transform:scale(.95)}.modal-header{padding:clamp(20px,1.56vw,30px) clamp(20px,1.56vw,30px) 0;box-sizing:border-box}.modal-header h2{margin:0;font-size:clamp(1.2rem,.94vw,1.8rem);color:#333;word-wrap:break-word}.modal-body{padding:clamp(20px,1.56vw,30px);box-sizing:border-box}.modal-description{margin-top:clamp(20px,1.56vw,30px)}.modal-description p{color:var(--text, #282828);font-variant-numeric:lining-nums tabular-nums;font-family:Inter;font-size:clamp(14px,1.04vw,20px);font-style:normal;font-weight:600;line-height:1.6;letter-spacing:clamp(.2px,.02vw,.4px);white-space:pre-wrap;word-wrap:break-word;overflow-wrap:break-word;max-width:100%}.modal-video{margin-top:0;width:100%;max-width:100%;box-sizing:border-box}@media (min-width: 430px) and (max-width: 479px){.modal-content{width:calc(100vw - 20px);height:calc(100vh - 20px);border-radius:8px}.modal-close{width:32px;height:32px;font-size:28px;top:8px;right:8px}.modal-header{padding:15px 15px 0}.modal-header h2{font-size:1.2rem}.modal-body{padding:15px}.modal-description{margin-top:15px}.modal-description p{font-size:14px}}@media (min-width: 480px) and (max-width: 767px){.modal-content{width:calc(100vw - 30px);height:calc(100vh - 30px)}.modal-close{width:36px;height:36px;font-size:32px}.modal-header{padding:18px 18px 0}.modal-header h2{font-size:1.4rem}.modal-body{padding:18px}.modal-description p{font-size:16px}}@media (min-width: 768px) and (max-width: 1023px){.modal-content{width:min(1538px,calc(100vw - 40px));height:min(910px,calc(100vh - 40px))}.modal-header h2{font-size:1.6rem}.modal-description p{font-size:18px}}@media (min-width: 1024px) and (max-width: 1439px){.modal-content{width:min(1538px,calc(100vw - 40px));height:min(910px,calc(100vh - 40px))}}@media (min-width: 1440px) and (max-width: 1919px){.modal-content{width:min(1538px,calc(100vw - 40px));height:min(910px,calc(100vh - 40px))}}@media (min-width: 1920px) and (max-width: 2559px){.modal-content{width:1538px;height:910px}}@media (min-width: 2560px) and (max-width: 3839px){.modal-content{width:calc(1538px * var(--scale-factor, 1.33));height:calc(910px * var(--scale-factor, 1.33));max-width:calc(100vw - 60px);max-height:calc(100vh - 60px)}.modal-header h2{font-size:calc(1.8rem * var(--scale-factor, 1.33))}.modal-description p{font-size:calc(20px * var(--scale-factor, 1.33))}.modal-close{width:calc(40px * var(--scale-factor, 1.33));height:calc(40px * var(--scale-factor, 1.33));font-size:calc(44px * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.modal-content{width:calc(1538px * var(--scale-factor, 2));height:calc(910px * var(--scale-factor, 2));max-width:calc(100vw - 80px);max-height:calc(100vh - 80px)}.modal-header h2{font-size:calc(1.8rem * var(--scale-factor, 2))}.modal-description p{font-size:calc(20px * var(--scale-factor, 2))}.modal-close{width:calc(40px * var(--scale-factor, 2));height:calc(40px * var(--scale-factor, 2));font-size:calc(44px * var(--scale-factor, 2))}.modal-header{padding:calc(30px * var(--scale-factor, 2)) calc(30px * var(--scale-factor, 2)) 0}.modal-body{padding:calc(30px * var(--scale-factor, 2))}.modal-description{margin-top:calc(30px * var(--scale-factor, 2))}}.mnemonic-diagram-container{width:100%;height:100%;position:relative;overflow:hidden;background-color:#fff;box-sizing:border-box}.mnemonic-diagram-canvas{display:block;cursor:move;width:100%;height:100%;touch-action:none;-webkit-user-select:none;user-select:none;background-color:#d1cad2;box-sizing:border-box}.no-elements-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);padding:clamp(15px,1.04vw,20px);background:#ffffffe6;border:clamp(1.5px,.1vw,2px) solid #ff4444;border-radius:clamp(6px,.42vw,8px);z-index:1000;pointer-events:none;max-width:calc(100% - clamp(20px,2.08vw,40px));box-sizing:border-box}.no-elements-message p{margin:0;color:#333;font-size:clamp(12px,.83vw,16px);text-align:center;word-wrap:break-word;padding:0 clamp(10px,1.04vw,15px)}@media (min-width: 430px) and (max-width: 479px){.no-elements-message{padding:12px;border-radius:6px;max-width:calc(100% - 20px)}.no-elements-message p{font-size:12px;padding:0 8px}}@media (min-width: 480px) and (max-width: 767px){.no-elements-message{padding:15px}.no-elements-message p{font-size:14px}}@media (min-width: 2560px) and (max-width: 3839px){.no-elements-message{padding:calc(20px * var(--scale-factor, 1.33));border-radius:calc(8px * var(--scale-factor, 1.33));border-width:calc(2px * var(--scale-factor, 1.33))}.no-elements-message p{font-size:calc(16px * var(--scale-factor, 1.33));padding:0 calc(15px * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.no-elements-message{padding:calc(20px * var(--scale-factor, 2));border-radius:calc(8px * var(--scale-factor, 2));border-width:calc(2px * var(--scale-factor, 2))}.no-elements-message p{font-size:calc(16px * var(--scale-factor, 2));padding:0 calc(15px * var(--scale-factor, 2))}}.screensaver{width:100vw;height:100vh;background:#000;display:flex;align-items:center;justify-content:center;cursor:pointer;-webkit-user-select:none;user-select:none;position:fixed;top:0;left:0;z-index:10000;overflow:hidden;box-sizing:border-box}.screensaver-content{text-align:center;color:#fff;padding:clamp(20px,2vw,40px);box-sizing:border-box}.screensaver-content h1{font-size:clamp(2rem,4.17vw,4rem);margin-bottom:clamp(1rem,2.08vw,2rem);text-shadow:clamp(1px,.1vw,2px) clamp(1px,.1vw,2px) clamp(2px,.21vw,4px) rgba(0,0,0,.3);word-wrap:break-word}.screensaver-content p{font-size:clamp(1rem,1.56vw,1.5rem);opacity:.9;word-wrap:break-word}.screensaver-media{width:100%;height:100%;object-fit:contain;display:block;max-width:100vw;max-height:100vh}@media (min-width: 430px) and (max-width: 479px){.screensaver-content h1{font-size:2rem;margin-bottom:1rem}.screensaver-content p{font-size:1rem}}@media (min-width: 480px) and (max-width: 767px){.screensaver-content h1{font-size:2.5rem;margin-bottom:1.5rem}.screensaver-content p{font-size:1.2rem}}@media (min-width: 768px) and (max-width: 1023px){.screensaver-content h1{font-size:3rem}.screensaver-content p{font-size:1.3rem}}@media (min-width: 1024px) and (max-width: 1439px){.screensaver-content h1{font-size:3.5rem}.screensaver-content p{font-size:1.4rem}}@media (min-width: 2560px) and (max-width: 3839px){.screensaver-content h1{font-size:calc(4rem * var(--scale-factor, 1.33));margin-bottom:calc(2rem * var(--scale-factor, 1.33))}.screensaver-content p{font-size:calc(1.5rem * var(--scale-factor, 1.33))}}@media (min-width: 3840px){.screensaver-content h1{font-size:calc(4rem * var(--scale-factor, 2));margin-bottom:calc(2rem * var(--scale-factor, 2))}.screensaver-content p{font-size:calc(1.5rem * var(--scale-factor, 2))}}.main-interface{width:100vw;height:100vh;min-width:430px;max-width:100vw;display:flex;flex-direction:column;background-color:#f0f0f0;overflow:hidden;position:relative;box-sizing:border-box}.main-content{flex:1;overflow:hidden;position:relative;width:100%;min-height:0;box-sizing:border-box}:root{--base-width: 1920;--base-height: 1080;--scale-factor: 1;--header-height: clamp(50px, 4.17vw, 80px);--footer-height: clamp(35px, 2.6vw, 50px);--header-padding: clamp(15px, 5.89vw, 113px);--font-size-base: clamp(12px, .83vw, 16px);--font-size-h1: clamp(1.2rem, 1.5vw, 2rem);--font-size-h2: clamp(1rem, 1.3vw, 1.75rem);--font-size-h3: clamp(.9rem, 1.1vw, 1.5rem)}@media (min-width: 430px) and (max-width: 479px){.main-interface{min-width:430px}.main-content{height:calc(100vh - clamp(50px,12vw,80px) - clamp(35px,8vw,50px))}}@media (min-width: 480px) and (max-width: 767px){.main-content{height:calc(100vh - clamp(55px,10vw,80px) - clamp(40px,7vw,50px))}}@media (min-width: 768px) and (max-width: 1023px){.main-content{height:calc(100vh - clamp(65px,8.5vw,80px) - clamp(45px,5.9vw,50px))}}@media (min-width: 1024px) and (max-width: 1439px){.main-content{height:calc(100vh - clamp(70px,7.3vw,80px) - clamp(48px,5vw,50px))}}@media (min-width: 1440px) and (max-width: 1919px){.main-content{height:calc(100vh - clamp(75px,4.17vw,80px) - clamp(49px,2.6vw,50px))}}@media (min-width: 1920px) and (max-width: 2559px){.main-content{height:calc(100vh - 130px)}}@media (min-width: 2560px) and (max-width: 3839px){:root{--scale-factor: calc(100vw / 1920);--header-height: calc(80px * var(--scale-factor));--footer-height: calc(50px * var(--scale-factor));--header-padding: calc(113px * var(--scale-factor))}.main-content{height:calc(100vh - var(--header-height) - var(--footer-height))}}@media (min-width: 3840px){:root{--scale-factor: calc(100vw / 1920);--header-height: calc(80px * var(--scale-factor));--footer-height: calc(50px * var(--scale-factor));--header-padding: calc(113px * var(--scale-factor));--font-size-base: calc(16px * var(--scale-factor));--font-size-h1: calc(2rem * var(--scale-factor));--font-size-h2: calc(1.75rem * var(--scale-factor));--font-size-h3: calc(1.5rem * var(--scale-factor))}.main-content{height:calc(100vh - var(--header-height) - var(--footer-height))}}.login-container{width:100%;height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}.login-form{background:#fff;padding:40px;border-radius:12px;box-shadow:0 10px 40px #0003;width:100%;max-width:min(400px,calc(100vw - 40px));box-sizing:border-box}.login-form h2{margin:0 0 30px;text-align:center;color:#333;font-size:1.8rem}.form-group input{width:100%;padding:12px;border:2px solid #e0e0e0;border-radius:6px;font-size:1rem;transition:border-color .3s ease}.form-group 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