.video-modal{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;display:none;align-items:center;justify-content:center;opacity:0;transition:opacity 0.2s ease;background-color:rgba(0,0,0,0.9)}.video-modal__overlay{position:absolute;top:0;left:0;width:100%;height:100%;cursor:pointer}.video-modal__container{position:relative;width:70%;max-width:1200px;margin:0 auto}.video-card{position:relative;background:#0a0a0a;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,0.1)}.video-card__close{position:absolute;top:16px;right:16px;width:30px;height:30px;background:rgba(0,0,0,0.8);border:2px solid rgba(255,255,255,0.2);border-radius:50%;color:white;font-size:15px;cursor:pointer;z-index:10001;display:flex;align-items:center;justify-content:center;transition:all 0.2s ease;backdrop-filter:blur(4px)}.video-card__close:hover{background:var(--primary-bg-color);border-color:var(--primary-color)}.video-card__content{line-height:0;background:#000}.video-play-btn{background:none;border:none;cursor:pointer;transition:transform 0.2s;padding:0;outline:none}.video-play-btn i{font-size:48px;color:white;transition:color 0.3s}.video-play-btn:hover i{color:var(--secondary-color,#007bff)}@media (min-width:768px) and (max-width:1024px){.video-modal__container{width:85%;max-width:900px}.video-card{border-radius:18px}.video-card__close{top:14px;right:14px;width:38px;height:38px;font-size:19px}.video-play-btn i{font-size:44px}}@media (max-width:768px){.video-modal__container{width:95%}.video-card{border-radius:16px}.video-card__close{top:12px;right:12px;width:36px;height:36px;font-size:18px}.video-play-btn i{font-size:36px}}@media (max-width:480px){.video-modal__container{width:98%}.video-card{border-radius:12px}.video-card__close{top:8px;right:8px;width:32px;height:32px;font-size:16px}.video-play-btn i{font-size:32px}}@media (min-width:1400px){.video-modal__container{max-width:1300px}.video-card__close{top:20px;right:20px;width:48px;height:48px;font-size:24px}.video-play-btn i{font-size:56px}}@media (min-width:1920px){.video-modal__container{max-width:1600px}.video-card__close{top:24px;right:24px;width:52px;height:52px;font-size:26px}.video-play-btn i{font-size:64px}}@media (max-width:768px) and (orientation:landscape){.video-modal__container{width:90%}.video-card{border-radius:12px}.video-card__close{top:8px;right:8px;width:32px;height:32px}}.landing-hero{position:relative;min-height:65vh;display:flex;flex-direction:column;background-size:cover;background-position:center;background-repeat:no-repeat}.landing-hero__overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,rgba(0,0,0,0.75) 0%,rgba(0,0,0,0.5) 100%);z-index:2}.landing-hero__top{position:relative;z-index:3}.landing-hero__center{position:relative;z-index:3;flex:1;display:flex;align-items:center}.landing-hero .container{position:relative;z-index:3}.landing-hero__wrapper{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:3rem;width:100%}.landing-hero__content{flex:1;max-width:550px}.landing-hero__title{font-size:2.75rem;font-weight:700;color:white;margin-bottom:1rem;line-height:1.2;opacity:0;transform:translateY(20px);animation:heroFadeIn 0.5s cubic-bezier(0.2,0.9,0.4,1) forwards;animation-delay:0.2s}.landing-hero__subtitle{font-size:1.2rem;color:rgba(255,255,255,0.9);margin-bottom:2rem;line-height:1.5;opacity:0;transform:translateY(20px);animation:heroFadeIn 0.5s cubic-bezier(0.2,0.9,0.4,1) forwards;animation-delay:0.4s}.landing-hero__actions{display:flex;flex-wrap:wrap;gap:2rem;align-items:center;opacity:0;transform:translateY(20px);animation:heroFadeIn 0.5s cubic-bezier(0.2,0.9,0.4,1) forwards;animation-delay:0.6s}.landing-hero__actions .custom-outline-btn,.landing-hero__actions .white-outline-btn{opacity:1;transform:none;animation:none}.landing-hero__params{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.hero-param-card{background:rgba(0,0,0,0.5);backdrop-filter:blur(8px);color:var(--text-muted);border:1px solid rgba(255,255,255,0.15);border-radius:12px;padding:1.25rem 1.5rem;text-align:center;transition:transform 0.3s ease,border-color 0.3s ease,background 0.3s ease,color 0.3s ease;opacity:0;transform:translateY(20px);animation:heroFadeIn 0.5s cubic-bezier(0.2,0.9,0.4,1) forwards}.hero-param-card:nth-child(1){animation-delay:0.8s}.hero-param-card:nth-child(2){animation-delay:0.9s}.hero-param-card:nth-child(3){animation-delay:1.0s}.hero-param-card:nth-child(4){animation-delay:1.1s}.hero-param-card:hover{transform:translateY(-3px);border-color:var(--border-ultra-strong);background:var(--border-medium);color:var(--text-light)}.hero-param-card__value{display:block;font-size:1.5rem;font-weight:600;margin-bottom:0.35rem;line-height:1.2}.hero-param-card__label{display:block;font-size:0.8rem;line-height:1.3}.landing-hero__actions .video-play-btn{display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--secondary-color);font-size:3rem;cursor:pointer;transition:transform 0.3s ease,opacity 0.3s ease;line-height:1;outline:none;opacity:0.8}.landing-hero__actions .video-play-btn:hover{opacity:1}.video-play-btn:focus{outline:none;box-shadow:none}.landing-hero__actions .video-play-btn i{font-size:inherit;color:var(--secondary-color);opacity:1;transition:color 0.3s ease}@keyframes heroFadeIn{0%{opacity:0;transform:translateY(20px)}100%{opacity:1;transform:translateY(0)}}@media (max-width:1200px){.landing-hero__wrapper{gap:2rem}.landing-hero__content{max-width:100%;text-align:center}.landing-hero__actions{justify-content:center}.landing-hero__params{justify-self:center;margin-left:auto;margin-right:auto}}@media (max-width:992px){.landing-hero__wrapper{flex-direction:column;gap:1rem}.landing-hero__content{max-width:100%;text-align:center}.landing-hero__title{font-size:2.25rem}.landing-hero__subtitle{font-size:1.1rem}.landing-hero__actions{justify-content:center}.landing-hero__params{justify-self:center;margin-left:auto;margin-right:auto}}@media (max-width:768px){.landing-hero__wrapper{gap:1.5rem}.landing-hero__title{font-size:1.8rem}.landing-hero__subtitle{font-size:1rem;margin-bottom:1.5rem}.landing-hero__params{grid-template-columns:repeat(2,1fr);gap:0.75rem}.hero-param-card{padding:1rem}.hero-param-card__value{font-size:1.25rem}.hero-param-card__label{font-size:0.75rem}.breadcrumb-item{font-size:0.85rem}.landing-hero__actions .video-play-btn{font-size:2.5rem}}@media (max-width:576px){.landing-hero__wrapper{gap:1rem}.landing-hero__title{font-size:1.5rem}.landing-hero__subtitle{font-size:0.9rem}.landing-hero__actions{flex-direction:column;width:100%}.landing-hero__actions .custom-outline-btn,.landing-hero__actions .white-outline-btn{width:100%;justify-content:center}.hero-param-card__value{font-size:1rem}.hero-param-card__label{font-size:0.7rem}.breadcrumb-item{font-size:0.8rem}.landing-hero__actions .video-play-btn{font-size:2rem}}@media (max-width:375px){.landing-hero__title{font-size:1.3rem}.hero-param-card__value{font-size:0.9rem}}@media (max-height:500px) and (orientation:landscape){.landing-hero{min-height:auto}.hero-param-card{padding:0.75rem}}.problems-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.problem-card{background:var(--dark-card);border-radius:12px;padding:1.5rem;border-left:4px solid;display:flex;align-items:center;gap:1rem;transition:background-color 0.3s ease,transform 0.3s ease}.problem-card:hover{transform:translateY(-3px)}.problem-card--problem{border-left-color:var(--problem-color)}.problem-card--problem:hover{background:var(--problem-bg-hover)}.problem-card--solution{border-left-color:var(--solution-color)}.problem-card--solution:hover{background:var(--solution-bg-hover)}.problem-card__icon{font-size:1.5rem;flex-shrink:0;line-height:1}.problem-card--problem .problem-card__icon{color:var(--problem-color)}.problem-card--solution .problem-card__icon{color:var(--solution-color)}.problem-card__title{font-size:1.05rem;font-weight:400;color:white;margin:0;line-height:1.4}@media (max-width:768px){.problems-grid{grid-template-columns:1fr;gap:1rem}.problem-card{padding:1.25rem}}@media (max-width:576px){.problem-card{padding:1rem;gap:0.75rem}.problem-card__icon{font-size:1.25rem}.problem-card__title{font-size:0.95rem}}.device-card{background:var(--dark-card);border:1px solid var(--border-medium);border-radius:12px;transition:transform 0.3s ease,border-color 0.3s ease;height:100%;display:flex;flex-direction:column;overflow:hidden;position:relative;cursor:pointer}.device-card--light{background:var(--light-card)}.device-card:hover{transform:translateY(-4px);border-color:var(--primary-color)}.device-card-link{position:absolute;top:0;left:0;right:0;bottom:0;z-index:5}.device-card__image{height:200px;background-color:#ffffff;border-bottom:1px solid var(--border-medium);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.device-card__image img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;transition:opacity 0.3s ease}.device-card__nav{position:absolute;top:50%;transform:translateY(-50%);width:50px;height:50px;display:flex;align-items:center;justify-content:center;color:var(--secondary-color);font-size:4rem;font-weight:700;cursor:pointer;z-index:10;transition:opacity 0.2s ease;opacity:0;text-shadow:0 2px 4px rgba(0,0,0,0.3);line-height:1}.device-card:hover .device-card__nav{opacity:1}.device-card__nav:hover{color:var(--secondary-color)}.device-card__nav--prev{left:5px}.device-card__nav--next{right:5px}.device-card__versions{padding:0.75rem 0.25rem 0;border-top:1px solid var(--border-lighter)}.device-card__versions-title{color:var(--text-muted);font-size:0.7rem;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:0.5rem}.device-card__versions-list{display:flex;gap:0.4rem;flex-wrap:wrap;margin-bottom:0.25rem}.device-card__version-thumb{width:55px;height:55px;background-color:#ffffff;border:2px solid transparent;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all 0.2s ease;overflow:hidden;position:relative;z-index:6;cursor:pointer}.device-card__version-thumb.active{border-color:var(--primary-color);box-shadow:0 0 0 2px var(--primary-bg-color)}.device-card__version-thumb:hover{transform:translateY(-2px);border-color:var(--primary-color)}.device-card__version-thumb img{width:100%;height:100%;object-fit:cover}.device-card__content{padding:1rem 1.25rem 1.25rem;flex-grow:1;display:flex;flex-direction:column}.device-card__series{color:var(--text-light);font-size:1.2rem;font-weight:500;margin-bottom:0.25rem}.device-card__model{color:var(--secondary-color);font-size:1.2rem;font-weight:600;margin-bottom:0.25rem}.device-card__version-name{color:var(--primary-color);font-size:1rem;font-weight:500;margin-bottom:0.5rem}.device-card__purpose{color:var(--text-muted);font-size:0.9rem;line-height:1.4;margin-bottom:1rem;flex-grow:1}.device-card__price{margin-top:0.5rem;text-align:right;display:flex;align-items:center;justify-content:flex-end;gap:0.3rem;border-top:1px solid var(--border-lighter);padding-top:0.75rem}.device-card__price i{color:var(--primary-color);font-size:1.1rem;opacity:0.8}.device-card__price-value{color:var(--primary-color);font-size:1.1rem;font-weight:600}@media (max-width:768px){.device-card__image{height:170px}.device-card__nav{width:40px;height:40px;font-size:3rem}.device-card__versions{padding:0.5rem 1rem 0}.device-card__version-thumb{width:35px;height:35px}.device-card__content{padding:0.75rem 1rem 1rem}.device-card__series{font-size:1rem}.device-card__model{font-size:1.1rem}.device-card__version-name{font-size:1rem}.device-card__purpose{font-size:0.85rem}.device-card__price i{font-size:0.9rem}.device-card__price-value{font-size:1.2rem}}@media (max-width:576px){.device-card__image{height:150px}.device-card__nav{width:35px;height:35px;font-size:2.5rem}.device-card__versions{padding:0.5rem 0.8rem 0}.device-card__version-thumb{width:32px;height:32px}.device-card__versions-list{gap:0.3rem}.device-card__content{padding:0.5rem 0.8rem 0.8rem}.device-card__series{font-size:0.95rem}.device-card__model{font-size:1rem}.device-card__version-name{font-size:0.95rem}.device-card__purpose{font-size:0.8rem;margin-bottom:0.5rem}.device-card__price{margin-top:0.25rem;padding-top:0.5rem}.device-card__price i{font-size:0.8rem}.device-card__price-value{font-size:1.1rem}}.faq-list{width:100%}.faq-item{background:var(--light-card);border:1px solid var(--border-lighter);border-radius:12px;margin-bottom:1rem;overflow:hidden}.faq-item[open]{border-color:var(--border-medium)}.faq-item__question{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem;cursor:pointer;font-size:1.1rem;font-weight:500;color:white;transition:background 0.2s ease;user-select:none;list-style:none}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:hover{background:var(--primary-bg-light)}.faq-item__question i{color:var(--primary-color);font-size:1.2rem;transition:transform 0.3s ease;flex-shrink:0}.faq-item[open] .faq-item__question i{transform:rotate(180deg)}.faq-item__answer{max-height:0;overflow:hidden;padding:0 1.5rem;color:var(--text-muted);line-height:1.6;border-top:1px solid transparent;opacity:0}.faq-item[open] .faq-item__answer{border-top-color:var(--border-lighter);padding-top:1.5rem;padding-bottom:1.5rem;opacity:1}.faq-item__answer p{margin-bottom:1rem}.faq-item__answer p:last-child{margin-bottom:0}@media (max-width:768px){.faq-item__question{padding:1rem 1.25rem;font-size:1rem}.faq-item__answer{padding:0 1.25rem}.faq-item[open] .faq-item__answer{padding:1.25rem}}@media (max-width:576px){.faq-item__question{padding:0.9rem 1rem}.faq-item__answer{padding:0 1rem}.faq-item[open] .faq-item__answer{padding:1rem}}.content-html{color:var(--text-muted);line-height:1.7;font-size:1.05rem}.content-html h2{color:var(--primary-color);font-size:1.6rem;font-weight:600;margin:40px 0 20px}.content-html h2:first-child{margin-top:0}.content-html h3{font-size:1.3rem;font-weight:600;color:var(--text-light);margin:30px 0 15px}.content-html p{margin-bottom:20px}.content-html strong{color:var(--text-light)}.content-html table{width:100%;border-collapse:collapse;margin:30px 0;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.05);background:var(--secondary-bg-color)}.content-html th{background:var(--secondary-bg-color);color:var(--text-light);font-weight:600;padding:14px 15px;text-align:left;border:none}.content-html td{padding:12px 15px;border:none;border-bottom:1px solid var(--border-lighter);color:var(--text-muted);transition:background 0.3s ease,color 0.3s ease}.content-html tbody tr{transition:background 0.3s ease}.content-html tbody tr:hover{background:var(--secondary-bg-light)}.content-html tbody tr:hover td{color:var(--text-light)}.content-html tbody tr:last-child td{border-bottom:none}.content-html ul:not([class]){margin:20px 0;padding-left:0;list-style:none}.content-html ul:not([class]) li{margin-bottom:12px;padding-left:30px;position:relative}.content-html ul:not([class]) li::before{content:'✓';position:absolute;left:0;color:var(--primary-color);font-weight:bold;font-size:1.2rem}.content-html ul[class]{list-style:none}.content-html ul[class] li::before{content:none}.content-html ol{margin:20px 0 20px 25px;padding:0}.content-html ol li{margin-bottom:8px;padding-left:5px}@media (max-width:768px){.content-html h2{font-size:1.4rem;margin:30px 0 15px}.content-html h3{font-size:1.2rem}.content-html table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.content-html th,.content-html td{padding:10px 12px;font-size:0.9rem}}@media (max-width:576px){.content-html h2{font-size:1.3rem}.content-html h3{font-size:1.1rem}}.custom-outline-btn{padding:12px 35px;font-size:1.1rem;font-weight:600;border-width:1px;border-style:solid;border-radius:8px;transition:all 0.3s ease;display:inline-flex;align-items:center;justify-content:center;color:var(--primary-color);background-color:transparent;border-color:var(--primary-color);text-decoration:none}.custom-outline-btn:hover,.custom-outline-btn:focus{background-color:var(--primary-bg-ultra-strong);border-color:var(--primary-color);color:var(--primary-color);outline:none;box-shadow:0 0 0 3px var(--primary-bg-color)}.custom-outline-btn:active{background-color:var(--primary-color)!important;border-color:var(--primary-color)!important;color:#000000!important}.custom-outline-btn i{margin-left:8px;transition:transform 0.3s ease}.custom-outline-btn:hover i,.custom-outline-btn:focus i{transform:translateX(3px)}.sm-custom-outline-btn{padding:8px 20px;font-size:0.95rem;font-weight:500;border-width:1px;border-style:solid;border-radius:6px;transition:all 0.3s ease;display:inline-flex;align-items:center;justify-content:center;color:var(--primary-color);background-color:transparent;border-color:var(--primary-color);text-decoration:none;line-height:1.4}.sm-custom-outline-btn:hover,.sm-custom-outline-btn:focus{background-color:var(--primary-bg-ultra-strong);border-color:var(--primary-color);color:var(--primary-color);outline:none;box-shadow:0 0 0 2px var(--primary-bg-color)}.sm-custom-outline-btn:active{background-color:var(--primary-color)!important;border-color:var(--primary-color)!important;color:#000000!important}.sm-custom-outline-btn i{margin-left:2px;margin-right:8px;font-size:0.9rem;transition:transform 0.3s ease}.sm-custom-outline-btn:hover i,.sm-custom-outline-btn:focus i{}.sm-custom-outline-btn.icon-left i{margin-left:0;margin-right:6px}.sm-custom-outline-btn.icon-left:hover i,.sm-custom-outline-btn.icon-left:focus i{transform:translateX(-3px)}.white-outline-btn{padding:12px 35px;font-size:1.1rem;font-weight:600;border-width:1px;border-style:solid;border-radius:8px;transition:all 0.3s ease;display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.9);background-color:transparent;border-color:rgba(255,255,255,0.4);text-decoration:none}.white-outline-btn:hover,.white-outline-btn:focus{background-color:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.8);color:#ffffff;outline:none;box-shadow:0 0 0 3px rgba(255,255,255,0.1)}.white-outline-btn:active{background-color:rgba(255,255,255,0.15)!important;border-color:#ffffff!important;color:#ffffff!important}.white-outline-btn i{margin-left:8px;transition:transform 0.3s ease}.white-outline-btn:hover i,.white-outline-btn:focus i{transform:translateX(3px)}.sm-white-outline-btn{padding:8px 20px;font-size:0.95rem;font-weight:500;border-width:1px;border-style:solid;border-radius:6px;transition:all 0.3s ease;display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.9);background-color:transparent;border-color:rgba(255,255,255,0.4);text-decoration:none;line-height:1.4}.sm-white-outline-btn:hover,.sm-white-outline-btn:focus{background-color:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.8);color:#ffffff;outline:none;box-shadow:0 0 0 2px rgba(255,255,255,0.1)}.sm-white-outline-btn:active{background-color:rgba(255,255,255,0.15)!important;border-color:#ffffff!important;color:#ffffff!important}.sm-white-outline-btn i{margin-left:2px;margin-right:8px;font-size:0.9rem;transition:transform 0.3s ease}.sm-white-outline-btn:hover i,.sm-white-outline-btn:focus i{}.custom-outline-btn.btn,.white-outline-btn.btn{--bs-btn-active-bg:var(--primary-color);--bs-btn-active-border-color:var(--primary-color);--bs-btn-active-color:#000000}.modal{display:none;position:fixed;z-index:9999;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,0.9)}.modal .close{position:absolute;top:20px;right:30px;color:white;font-size:40px;font-weight:bold;cursor:pointer;transition:color 0.2s ease}.modal .close:hover{color:var(--primary-color)}.modal-content{margin:auto;display:block;max-width:90%;max-height:90%;width:auto;height:auto;position:relative;top:50%;transform:translateY(-50%)}@media (max-width:768px){.modal .close{top:15px;right:20px;font-size:35px}}@media (max-width:576px){.modal .close{top:10px;right:15px;font-size:30px}}.scientific-materials{padding:60px 0;background:var(--dark-bg)}.materials-tabs{background:var(--dark-card);border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,0.05)}.materials-tabs__nav{display:flex;flex-wrap:wrap;list-style:none;padding:0;margin:0;border-bottom:1px solid rgba(255,255,255,0.1);background:rgba(0,0,0,0.2)}.materials-tabs__item{flex:1;min-width:140px}.materials-tabs__btn{width:100%;padding:16px 20px;background:transparent;border:none;color:var(--text-muted);font-size:1rem;font-weight:500;cursor:pointer;transition:all 0.3s ease;border-bottom:3px solid transparent;text-align:center}.materials-tabs__btn:hover{color:white;background:rgba(255,255,255,0.03)}.materials-tabs__btn.active{color:var(--primary-color);border-bottom-color:var(--primary-color);background:rgba(255,215,0,0.05)}.materials-tabs__content{background:var(--border-light);padding:30px}.materials-tabs__pane{display:none}.materials-tabs__pane.active{display:block;animation:fadeIn 0.3s ease}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.materials-list{display:flex;flex-direction:column;gap:15px;margin-bottom:24px}.material-card{display:flex;align-items:flex-start;gap:20px;padding:20px;background:rgba(255,255,255,0.02);border-radius:8px;transition:all 0.3s ease;border:1px solid rgba(255,255,255,0.03)}.material-card:hover{transform:translateX(5px)}.material-card__icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--primary-bg-color);border-radius:10px;color:var(--primary-color);font-size:1.5rem;flex-shrink:0}.material-card__content{flex:1}.material-card__title{font-size:1.1rem;font-weight:600;margin-bottom:8px;line-height:1.4;color:white}.material-card__title a{color:white;text-decoration:none;transition:color 0.3s ease}.material-card__title a:hover{color:var(--primary-color)}.material-card__meta{display:flex;flex-wrap:wrap;gap:15px;color:var(--text-muted);font-size:0.85rem;margin:0}.material-card__meta span{display:flex;align-items:center;gap:5px}.material-card__meta i{font-size:0.9rem;color:var(--primary-color);opacity:0.7}.material-card-link{text-decoration:none;display:block;color:inherit}.material-card-link:hover,.material-card-link:focus,.material-card-link:active{text-decoration:none;color:inherit}.material-card-link:hover{color:var(--primary-color)}.material-card-link .material-card{transition:all 0.3s ease}.material-card-link:hover .material-card{border-color:var(--primary-color);transform:translateX(5px)}.materials-more{display:flex;justify-content:flex-end;width:100%}.materials-more .btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px}.materials-more .btn i{transition:transform 0.3s ease}.materials-more .btn:hover i{transform:translateX(5px)}.materials-empty{text-align:center;padding:40px 20px;color:var(--text-muted)}.materials-empty i{font-size:3rem;color:var(--primary-color);opacity:0.3;margin-bottom:15px}.materials-empty p{font-size:1rem;margin:0}@media (max-width:992px){.scientific-materials{padding:40px 0}.materials-tabs__content{padding:20px}}@media (max-width:768px){.materials-tabs__nav{flex-direction:column}.materials-tabs__item{min-width:100%}.materials-tabs__btn{text-align:left;padding:14px 20px;border-bottom:none;border-left:3px solid transparent}.materials-tabs__btn.active{border-bottom-color:transparent;border-left-color:var(--primary-color)}.materials-tabs__content{padding:20px 15px}.material-card{flex-direction:column;gap:15px;padding:15px}.materials-more{justify-content:center}.materials-more .btn{width:100%;justify-content:center}}@media (max-width:576px){.scientific-materials{padding:30px 0}.material-card__meta{flex-direction:column;gap:5px}}.version-header{margin-bottom:0.5rem}.series-name{color:white;font-size:1.8rem;font-weight:600;line-height:1.2}.model-title{font-size:1.5rem;font-weight:600;color:var(--secondary-color);margin-bottom:0.5rem}@media (max-width:1200px){.series-name{font-size:1.6rem}.model-title{font-size:1.3rem}}@media (max-width:992px){.version-header{margin-bottom:0.4rem}.series-name{font-size:1.4rem}.model-title{font-size:1.1rem;margin-bottom:0.4rem}}@media (max-width:768px){.version-header{margin-bottom:0.35rem}.series-name{font-size:1.2rem}.model-title{font-size:1rem;margin-bottom:0.35rem}}@media (max-width:576px){.version-header{margin-bottom:0.25rem}.series-name{font-size:1rem}.model-title{font-size:0.9rem;margin-bottom:0.25rem}}@media (max-width:375px){.series-name{font-size:1.1rem}.model-title{font-size:1rem}}.equipment-card{background:var(--light-card);border-radius:20px;box-shadow:0 4px 20px rgba(0,0,0,0.08);overflow:hidden;margin-top:1rem}.equipment-card__inner{display:flex;gap:2rem;padding:2rem;flex-wrap:wrap}.equipment-card__media{flex:1;min-width:280px}.product-media{position:relative;border-radius:12px;overflow:hidden;background:#f0f0f0;aspect-ratio:4 / 3;margin-bottom:1rem}.product-media__image{width:100%;height:100%;object-fit:cover;display:block}.product-media__play-btn{position:absolute;top:20px;right:20px;background:transparent;border:none;color:var(--secondary-color);font-size:4rem;cursor:pointer;transition:transform 0.2s ease,opacity 0.2s ease;line-height:1;padding:0;opacity:0.8;z-index:4;outline:none}.product-media__play-btn:focus{outline:none;box-shadow:none}.product-media__play-btn i{font-size:inherit}.product-media__play-btn:hover{opacity:1}@media (max-width:992px){.product-media__play-btn{top:16px;right:16px;font-size:3rem}}@media (max-width:768px){.product-media__play-btn{top:20px;right:20px;font-size:3rem}}@media (max-width:576px){.product-media__play-btn{top:16px;right:16px;font-size:2.5rem}}.equipment-card__price{}.equipment-card__info{flex:1;min-width:280px}.video-popup{display:none;position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;align-items:center;justify-content:center}.video-popup--active{display:flex}.video-popup__overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.85);cursor:pointer}.video-popup__content{position:relative;width:90%;max-width:800px;background:black;border-radius:12px;overflow:hidden;box-shadow:0 20px 40px rgba(0,0,0,0.4)}.video-popup__close{position:absolute;top:10px;right:10px;width:32px;height:32px;background:rgba(0,0,0,0.6);border:none;border-radius:50%;color:white;font-size:1.2rem;cursor:pointer;z-index:10;display:flex;align-items:center;justify-content:center;transition:background 0.2s}.video-popup__close:hover{background:rgba(0,0,0,0.9)}.video-popup__iframe{width:100%;aspect-ratio:16 / 9;display:block}@media (max-width:768px){.equipment-card__inner{padding:1rem;gap:1rem}}.equipment-thumbnails{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.5rem;justify-content:center}.equipment-thumbnail{cursor:pointer;text-align:center;padding:0.5rem;border-radius:12px;transition:all 0.2s ease;background:rgba(255,255,255,0.05);border:2px solid transparent;flex:0 0 auto}.equipment-thumbnail{width:200px}@media (max-width:1200px){.equipment-thumbnail{width:160px}}@media (max-width:992px){.equipment-thumbnail{width:170px}}@media (max-width:768px){.equipment-thumbnail{width:140px}}@media (max-width:576px){.equipment-thumbnail{width:120px}}.equipment-thumbnails{justify-content:center}.equipment-thumbnail__image{display:block;width:100%;height:auto;border-radius:8px;aspect-ratio:180 / 120;object-fit:cover}.equipment-thumbnail__title{display:block;font-size:0.75rem;margin-top:0.5rem;color:var(--text-light);max-width:180px;word-break:break-word;text-align:center;line-height:1.3}@media (max-width:992px){.equipment-thumbnail__title{font-size:0.7rem}}@media (max-width:768px){.equipment-thumbnail__title{font-size:0.65rem}}@media (max-width:576px){.equipment-thumbnail__title{font-size:0.6rem}}.equipment-thumbnail:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px)}.equipment-thumbnail.active{border-color:var(--primary-color);background:rgba(255,255,255,0.1)}.equipment-thumbnail--catalog{text-decoration:none;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all 0.2s ease;gap:0.5rem}.equipment-thumbnail--catalog i{font-size:3.5rem;color:var(--text-light);transition:color 0.2s ease}.equipment-thumbnail--catalog:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px)}.equipment-thumbnail--catalog:hover i{color:var(--primary-color)}.equipment-thumbnail--catalog .equipment-thumbnail__title{margin-top:0;font-size:1rem;color:var(--text-light)}@media (max-width:992px){.equipment-thumbnail--catalog i{font-size:2.5rem}}@media (max-width:768px){.equipment-thumbnail--catalog i{font-size:2.3rem}}@media (max-width:576px){.equipment-thumbnail--catalog i{font-size:2.2rem}}@media (max-width:375px){.equipment-thumbnail--catalog i{font-size:1.7rem}}.price-block{background:var(--dark-card);border:1px solid var(--border-medium);border-left:4px solid var(--secondary-color);border-radius:12px;padding:1.5rem 1.75rem;width:100%;margin-top:1.5rem}.price-block__content{display:flex;align-items:center;justify-content:space-between;gap:1.5rem}.price-block__left{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.price-block__info{display:flex;align-items:center;gap:1rem;flex-shrink:0}.price-block__icon{color:var(--secondary-color);font-size:2rem;flex-shrink:0}.price-block__text{display:flex;flex-direction:column}.price-block__label{color:var(--text-light);font-size:0.85rem;opacity:0.8}.price-block__value{color:var(--secondary-color);font-size:1.6rem;font-weight:700;line-height:1.2}.price-block__actions{display:flex;flex-direction:column;gap:0.75rem;flex-shrink:0}.price-block__actions .sm-custom-outline-btn,.price-block__actions .sm-white-outline-btn{white-space:nowrap;min-width:160px}@media (max-width:1200px){.price-block__actions .sm-custom-outline-btn,.price-block__actions .sm-white-outline-btn{padding:8px 16px;font-size:0.9rem;min-width:140px}}@media (max-width:992px){.price-block__content{flex-wrap:wrap}.price-block__left{width:100%;justify-content:space-between}.price-block__actions{flex-direction:column;width:100%}.price-block__actions .sm-custom-outline-btn,.price-block__actions .sm-white-outline-btn{width:100%;min-width:unset;justify-content:center;padding:8px 16px}}@media (max-width:768px){.price-block{padding:1.25rem}.price-block__left{flex-wrap:wrap;gap:1rem}.price-block__actions .sm-custom-outline-btn,.price-block__actions .sm-white-outline-btn{padding:8px 12px;font-size:0.85rem}}@media (max-width:576px){.price-block{padding:1rem}.price-block__content{flex-direction:column;align-items:stretch;gap:1rem}.price-block__left{width:100%;justify-content:space-between;align-items:center;gap:0.75rem}.price-block__info{gap:0.75rem}.price-block__icon{font-size:1.5rem}.price-block__value{font-size:1.3rem}.price-block__actions{gap:0.5rem}.price-block__actions .sm-custom-outline-btn,.price-block__actions .sm-white-outline-btn{padding:6px 12px;font-size:0.8rem}}@media (max-width:480px){.price-block__left{flex-direction:column;align-items:flex-start;gap:1rem}}.text-section{margin-bottom:1.5rem}.text-section__title{color:var(--primary-color);font-size:1rem;font-weight:500;margin-bottom:0.5rem;letter-spacing:0.3px}.text-section__content{font-size:0.95rem;line-height:1.7;color:var(--text-muted)}.text-section__content p{margin-bottom:1rem}.text-section__content p:last-child{margin-bottom:0}.text-section--inline{display:flex;flex-wrap:wrap;align-items:baseline;gap:0.5rem}.text-section--inline .text-section__title{margin-bottom:0}.text-section--inline .text-section__title::after{content:':'}@media (max-width:576px){.text-section__content{font-size:0.9rem}}.parameters-section{margin-bottom:2rem}.parameters-section__title{color:var(--primary-color);font-size:1rem;font-weight:500;margin-bottom:1rem;letter-spacing:0.3px}.parameters-table{width:100%;background-color:var(--dark-card);border-radius:8px;overflow:hidden;border-collapse:collapse}.parameters-table__row{transition:background-color 0.2s ease}.parameters-table__row:hover{background-color:var(--primary-bg-light)}.parameters-table__header{color:var(--text-muted);font-weight:400;font-size:0.85rem;text-align:left;padding:0.75rem 1rem;border-bottom:1px solid var(--border-lighter);width:70%;word-break:break-word}.parameters-table__cell{color:var(--text-light);font-size:0.85rem;text-align:right;padding:0.75rem 1rem;border-bottom:1px solid var(--border-lighter);width:30%;word-break:break-word}.parameters-table__row:last-child .parameters-table__header,.parameters-table__row:last-child .parameters-table__cell{border-bottom:none}.parameters-table__default{color:var(--text-muted);font-size:0.75rem;margin-left:0.5rem}@media (max-width:576px){.parameters-table__header,.parameters-table__cell{padding:0.5rem;font-size:0.8rem}.parameters-table__header{width:65%}.parameters-table__cell{width:35%}}.certification-badges{position:absolute;bottom:12px;right:12px;display:flex;gap:8px;z-index:5}.certification-badges__link{display:block;text-decoration:none}.certification-badges__link,.certification-badges__link:focus,.certification-badges__link:active{outline:none}.certification-badges__icon{width:40px;height:auto;display:block;border-radius:6px;border:2px solid rgba(255,255,255,0.3);background:rgba(0,0,0,0.6);backdrop-filter:blur(4px);box-sizing:border-box;transition:border-color 0.2s ease}.certification-badges__link:hover .certification-badges__icon{border-color:var(--secondary-color)}.certification-badges__label{display:none}@media (max-width:768px){.certification-badges{bottom:8px;right:8px;gap:6px}.certification-badges__icon{width:28px}}@media (max-width:576px){.certification-badges{bottom:6px;right:6px;gap:4px}.certification-badges__icon{width:24px}}