.language-switcher[data-v-088c8658]{position:relative;display:inline-block}.language-switcher-button[data-v-088c8658]{gap:8px;padding:10px 16px;background:transparent;border:none;color:var(--color-text);font-weight:600;cursor:pointer;transition:all .2s ease;outline:none;height:48px;display:flex;align-items:center}.language-switcher-button[data-v-088c8658]:hover{color:var(--primary)}.language-switcher-button[data-v-088c8658]:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.language-flag[data-v-088c8658]{font-size:16px}.language-name[data-v-088c8658]{white-space:nowrap}.language-switcher-button i[data-v-088c8658]{font-size:12px;transition:transform .2s ease}.language-switcher-button i.rotated[data-v-088c8658]{transform:rotate(180deg)}.language-dropdown[data-v-088c8658]{position:absolute;top:calc(100% + 4px);right:0;min-width:200px;background:var(--color-background);border:1px solid var(--color-border);border-radius:8px;box-shadow:0 4px 12px #0000001a;z-index:1001;overflow:hidden}.language-dropdown-header[data-v-088c8658]{padding:12px 16px;border-bottom:1px solid var(--color-border-light);font-size:12px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px}.language-list[data-v-088c8658]{padding:4px 0}.language-option[data-v-088c8658]{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;background:transparent;border:none;color:var(--color-text);font-size:14px;text-align:left;cursor:pointer;transition:background-color .2s ease}.language-option[data-v-088c8658]:hover{background:var(--color-background-hover)}.language-option.active[data-v-088c8658]{background:var(--color-primary-light);color:var(--color-primary)}.language-info[data-v-088c8658]{flex:1;display:flex;flex-direction:column;gap:2px}.language-english-name[data-v-088c8658]{font-size:12px;color:var(--color-text-secondary)}.language-option.active 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i[data-v-1da389d5]{transform:rotate(20deg)}@media(max-width:768px){.theme-switcher[data-v-1da389d5]{width:44px;height:44px;font-size:14px}}.section-title{font-size:2.2rem;font-weight:800;text-align:center;color:var(--text);margin-bottom:.5rem}.section-subtitle{text-align:center;color:var(--text-secondary);font-size:1.1rem;margin-bottom:3rem;max-width:600px;margin-left:auto;margin-right:auto}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .3s cubic-bezier(.4,0,.2,1);text-decoration:none}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;box-shadow:0 4px 16px #10b9814d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #10b98166}.btn-secondary{background:var(--bg-card);color:var(--primary);border-color:var(--primary)}.btn-secondary:hover{background:var(--bg-soft);transform:translateY(-2px)}.btn-outline{background:transparent;color:var(--accent);border-color:var(--accent)}.btn-outline:hover{background:var(--accent);color:#fff}.btn-icon{font-size:1.1em}.hero{background:linear-gradient(135deg,var(--bg-light) 0%,var(--bg-soft) 100%);min-height:80vh;padding:7rem 0 4rem;position:relative;overflow:hidden}.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;position:relative;z-index:1}.hero-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}.floating-shape{position:absolute;border-radius:50%;opacity:.1}.shape-1{width:400px;height:400px;background:var(--primary);top:-100px;right:-100px;animation:float 8s ease-in-out infinite}.shape-2{width:200px;height:200px;background:var(--accent-purple);bottom:20%;left:-50px;animation:float 6s ease-in-out infinite reverse}.shape-3{width:150px;height:150px;background:var(--accent-amber);top:40%;right:20%;animation:float 10s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-30px) rotate(5deg)}}.hero-content{position:relative;z-index:1}.hero-badge{display:inline-block;padding:6px 16px;background:var(--bg-card);border:1px solid var(--primary);border-radius:50px;font-size:.85rem;font-weight:600;color:var(--primary);margin-bottom:1.5rem}.hero-title{font-size:3.5rem;font-weight:900;line-height:1.1;margin-bottom:1.5rem}.gradient-text{background:linear-gradient(135deg,var(--primary) 0%,var(--accent-purple) 50%,var(--accent-pink) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.2rem;color:var(--text-secondary);line-height:1.7;margin-bottom:2rem;max-width:480px}.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}.hero-illustration{display:flex;justify-content:center;align-items:center;position:relative;z-index:1}.illustration-container{position:relative;width:320px;height:320px;display:flex;justify-content:center;align-items:center}.firefly-glow{position:absolute;width:120px;height:120px;background:radial-gradient(circle,rgba(16,185,129,.4) 0%,transparent 70%);border-radius:50%;animation:pulse-glow 3s ease-in-out infinite}@keyframes pulse-glow{0%,to{transform:scale(1);opacity:.6}50%{transform:scale(1.3);opacity:1}}.firefly-body{font-size:4rem;position:relative;z-index:2;animation:bounce 4s ease-in-out infinite;filter:drop-shadow(0 0 20px rgba(16,185,129,.5))}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}.orbit{position:absolute;border:2px dashed rgba(16,185,129,.2);border-radius:50%;animation:spin 20s linear infinite}.orbit-1{width:220px;height:220px}.orbit-2{width:300px;height:300px;animation-direction:reverse;animation-duration:30s}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.orbit-dot{position:absolute;width:12px;height:12px;background:var(--primary);border-radius:50%;top:-6px;left:50%;box-shadow:0 0 10px var(--primary)}.products-section{padding:5rem 0}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;max-width:900px;margin:0 auto}.product-card{background:var(--bg-card);border:2px solid var(--border);border-radius:var(--radius);padding:2.5rem;text-align:center;transition:all .3s 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transparent}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--primary-light)}.feature-icon{font-size:2.5rem;margin-bottom:1rem;width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:var(--bg-soft);border-radius:var(--radius-sm)}.feature-title{font-size:1.15rem;font-weight:700;color:var(--text);margin-bottom:.5rem}.feature-desc{color:var(--text-secondary);line-height:1.6;font-size:.95rem}.howto-section{padding:5rem 0}.steps-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;max-width:1000px;margin:0 auto}.step-card{text-align:center;padding:2rem;position:relative}.step-number{font-size:3rem;font-weight:900;background:linear-gradient(135deg,var(--primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1rem}.step-title{font-size:1.2rem;font-weight:700;color:var(--text);margin-bottom:.75rem}.step-desc{color:var(--text-secondary);line-height:1.6}.faq-section{padding:5rem 0;background:var(--bg-soft)}.faq-list{max-width:700px;margin:0 auto;padding:0 2rem}.faq-item{background:var(--bg-card);border-radius:var(--radius-sm);margin-bottom:1rem;overflow:hidden;border:1px solid var(--border);transition:border-color .3s ease}.faq-item.active{border-color:var(--primary)}.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;background:none;border:none;cursor:pointer;font-size:1rem;font-weight:600;color:var(--text);text-align:left}.faq-question:hover{color:var(--primary)}.faq-toggle{font-size:1.3rem;font-weight:300;color:var(--primary);min-width:24px;text-align:center}.faq-answer{padding:0 1.5rem 1.25rem}.faq-answer p{color:var(--text-secondary);line-height:1.7}.download-section{padding:5rem 0}.download-card{text-align:center;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);border-radius:var(--radius);padding:4rem 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#00000026}.btn-download.btn-secondary{background:transparent;color:#fff;border-color:#fff}.btn-download.btn-secondary:hover{background:#ffffff1a}.download-note{margin-top:1.5rem;font-size:.85rem;opacity:.7;position:relative;z-index:1}.nav-link{color:var(--text-primary);text-decoration:none;font-weight:500;font-size:.95rem;transition:color .2s ease;padding:6px 12px;border-radius:8px}.nav-link:hover{color:var(--primary);background:var(--bg-soft)}.mobile-nav-link{display:block;color:var(--text-primary);text-decoration:none;font-weight:500;padding:12px 16px;border-radius:8px;transition:all .2s ease}.mobile-nav-link:hover{color:var(--primary);background:var(--bg-soft)}.nav-dropdown{position:relative;height:100%;display:flex;align-items:center}.dropdown-trigger{cursor:pointer;display:flex;align-items:center;gap:4px}.dropdown-arrow{font-size:.7rem;transition:transform .2s ease}.dropdown-menu{position:absolute;top:100%;left:50%;transform:translate(-50%);min-width:280px;background:var(--bg-color);border:1px solid var(--border-color, rgba(0,0,0,.08));border-radius:12px;box-shadow:0 8px 30px #0000001f;padding:8px;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease,transform .2s ease;transform:translate(-50%) translateY(8px);z-index:100}.nav-dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.nav-dropdown:hover .dropdown-arrow{transform:rotate(180deg)}.dropdown-item{display:flex;align-items:flex-start;gap:12px;padding:12px;border-radius:8px;text-decoration:none;color:var(--text-color);transition:background .2s ease}.dropdown-item:hover{background:var(--bg-soft, rgba(0, 0, 0, .04))}.dropdown-item-icon{font-size:1.5rem;flex-shrink:0;margin-top:2px}.dropdown-item-text{display:flex;flex-direction:column;gap:2px}.dropdown-item-title{font-weight:600;font-size:.9rem}.dropdown-item-desc{font-size:.78rem;color:var(--text-secondary);line-height:1.4}.mobile-dropdown{border-bottom:1px solid var(--border-color, rgba(0,0,0,.06));padding-bottom:4px;margin-bottom:4px}.mobile-dropdown-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;cursor:pointer;text-align:left}.mobile-dropdown-trigger .dropdown-arrow.open{transform:rotate(180deg)}.mobile-dropdown-menu{padding:4px 0 4px 12px}.mobile-dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:8px;text-decoration:none;color:var(--text-secondary);font-weight:500;font-size:.9rem;transition:all .2s ease}.mobile-dropdown-item:hover{color:var(--primary);background:var(--bg-soft)}@media(max-width:768px){.hero{min-height:auto;padding:5rem 0 2rem;text-align:center}.hero .container{grid-template-columns:1fr;gap:2rem}.hero-title{font-size:2.2rem}.hero-subtitle{margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.hero-illustration{order:-1}.illustration-container{width:240px;height:240px}.section-title{font-size:1.8rem}.products-grid,.features-grid,.steps-container{grid-template-columns:1fr}.faq-list{padding:0}.download-card{padding:3rem 1.5rem}.download-buttons{flex-direction:column;align-items:center}}.icon-style[data-v-9e3f00db]{width:64px;height:64px;color:var(--primary-color)}.features-tabs[data-v-9e3f00db]{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;margin-bottom:2.5rem}.feature-tab[data-v-9e3f00db]{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:var(--bg-card);border:1px solid var(--border);border-radius:999px;color:var(--text-secondary);font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.feature-tab[data-v-9e3f00db]:hover{border-color:var(--tab-accent);color:var(--tab-accent)}.feature-tab.active[data-v-9e3f00db]{background:var(--tab-accent);border-color:var(--tab-accent);color:#fff}.tab-icon[data-v-9e3f00db]{width:20px;height:20px}:root{--primary-color: #4caf50;--primary-light: #81c784;--primary-dark: #388e3c;--secondary-color: #2196f3;--accent-color: #ff9800;--white: #ffffff;--light-gray: #f5f5f5;--medium-gray: #e0e0e0;--dark-gray: #757575;--text-color: #333333;--text-light: #666666;--bg-light: #f9f9f9;--bg-white: #ffffff;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .1);--shadow-md: 0 4px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .1);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 20px;--space-xs: .5rem;--space-sm: 1rem;--space-md: 1.5rem;--space-lg: 2rem;--space-xl: 3rem;--space-xxl: 4rem;--font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;--color-background: var(--white);--color-background-hover: var(--light-gray);--color-border: var(--medium-gray);--color-border-light: #f0f0f0;--color-text: var(--text-color);--color-text-secondary: var(--text-light);--color-primary: var(--primary-color);--color-primary-light: rgba(76, 175, 80, .1);--primary: #10b981;--primary-light: #34d399;--primary-dark: #059669;--accent-purple: #8b5cf6;--accent-pink: #ec4899;--accent-amber: #f59e0b;--bg: #ffffff;--bg-soft: #f0fdf4;--bg-card: #ffffff;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--radius: 16px;--radius-sm: 10px;--shadow: 0 4px 24px rgba(16, 185, 129, .08);--shadow-lg: 0 12px 40px rgba(16, 185, 129, .12);--navbar-bg: rgba(255, 255, 255, .95)}:root.dark-theme{--primary-color: #66bb6a;--primary-light: #81c784;--primary-dark: #4caf50;--secondary-color: #42a5f5;--accent-color: #ffa726;--white: #1e1e1e;--light-gray: #2d2d2d;--medium-gray: #404040;--dark-gray: #9e9e9e;--text-color: #e0e0e0;--text-light: #b0b0b0;--bg-light: #121212;--bg-white: #1e1e1e;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .3);--shadow-md: 0 4px 8px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .3);--color-background: var(--white);--color-background-hover: var(--light-gray);--color-border: var(--medium-gray);--color-border-light: #333333;--color-text: var(--text-color);--color-text-secondary: var(--text-light);--color-primary: var(--primary-color);--color-primary-light: rgba(102, 187, 106, .15);--primary: #34d399;--primary-light: #34d399;--primary-dark: #10b981;--accent-purple: #8b5cf6;--accent-pink: #ec4899;--accent-amber: #f59e0b;--bg: #121212;--bg-soft: #16281f;--bg-card: #1e1e1e;--text: #e2e8f0;--text-secondary: #94a3b8;--border: #334155;--radius: 16px;--radius-sm: 10px;--shadow: 0 4px 24px rgba(0, 0, 0, .4);--shadow-lg: 0 12px 40px rgba(0, 0, 0, .5);--navbar-bg: rgba(18, 18, 18, .95)}:root.dark-theme body{background-color:var(--bg-light);color:var(--text-color)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--text-color);line-height:1.6;background-color:var(--bg-light)}a{text-decoration:none;color:inherit;outline:none}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-md)}h1,h2,h3,h4{font-family:var(--font-heading);font-weight:600;line-height:1.3;letter-spacing:-.02em}h1{font-size:3rem;margin-bottom:var(--space-md);font-weight:700}h2{font-size:2.5rem;margin-bottom:var(--space-sm);font-weight:700}h3{font-size:1.5rem;margin-bottom:var(--space-xs);font-weight:600}p{margin-bottom:var(--space-sm);color:var(--text-light)}.section-title{text-align:center;margin-bottom:var(--space-sm);color:var(--primary-dark);font-weight:700;letter-spacing:-.01em}.section-subtitle{text-align:center;margin-bottom:var(--space-xl);font-size:1.1rem;max-width:600px;margin-left:auto;margin-right:auto;font-weight:400;line-height:1.6}button{font-family:var(--font-body);font-weight:500;cursor:pointer;border:none;outline:none;transition:all .3s ease}.btn-primary{background-color:var(--primary-color);color:var(--white);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-md);font-size:1rem;font-weight:600;display:inline-flex;align-items:center;gap:var(--space-xs);letter-spacing:.01em}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:transparent;color:var(--primary-color);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-md);font-size:1rem;font-weight:600;border:2px solid var(--primary-color);display:inline-flex;align-items:center;gap:var(--space-xs);letter-spacing:.01em}.btn-secondary:hover{background-color:var(--primary-color);color:var(--white);transform:translateY(-2px)}.btn-download{background-color:var(--secondary-color);color:var(--white);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:.9rem;font-weight:600;display:inline-flex;align-items:center;gap:var(--space-xs);margin-top:var(--space-sm);letter-spacing:.01em;margin:5px;justify-content:center}.btn-download:hover{background-color:#1976d2;transform:translateY(-2px);box-shadow:var(--shadow-md)}.navbar{position:fixed;top:0;left:0;right:0;background-color:var(--white);box-shadow:var(--shadow-sm);z-index:1000;transition:all .3s ease}.navbar.scrolled{background-color:var(--navbar-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:var(--space-sm) var(--space-md);height:80px}.nav-brand{display:flex;align-items:center;gap:var(--space-sm);font-size:1.5rem;font-weight:700;color:var(--primary-color);letter-spacing:-.01em}.nav-logo{width:48px;height:48px;object-fit:contain}.nav-links{display:flex;gap:var(--space-lg);align-items:center;height:100%}.nav-links a{text-decoration:none;color:var(--text-color);font-weight:600;transition:color .3s ease;letter-spacing:.01em;display:flex;align-items:center;height:100%}.nav-links a:hover{color:var(--primary-color)}.mobile-menu-btn{display:none;background:none;font-size:1.5rem;color:var(--text-color)}.mobile-menu{display:none;flex-direction:column;background-color:var(--white);padding:var(--space-md);box-shadow:var(--shadow-md)}.mobile-menu.active{display:flex}.mobile-menu a{padding:var(--space-sm) 0;text-decoration:none;color:var(--text-color);font-weight:600;border-bottom:1px solid var(--medium-gray);letter-spacing:.01em}.mobile-menu a:last-child{border-bottom:none}.hero-content{flex:1}.hero-subtitle{font-size:1.2rem;margin-bottom:var(--space-lg);color:var(--dark-gray);font-weight:400;line-height:1.6}.hero-buttons{display:flex;gap:var(--space-md);flex-wrap:wrap}.hero-image{flex:1}.browser-mockup{background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}.browser-header{background-color:var(--light-gray);padding:var(--space-sm);display:flex;align-items:center}.browser-dots{display:flex;gap:var(--space-xs)}.dot{width:12px;height:12px;border-radius:50%}.dot.red{background-color:#ff5f57}.dot.yellow{background-color:#ffbd2e}.dot.green{background-color:#28ca42}.browser-content{padding:var(--space-md);text-align:center;position:relative;overflow:hidden}.screenshot-carousel{width:100%;height:100%;position:relative}.carousel-container{position:relative;width:100%;height:320px;overflow:hidden;border-radius:var(--radius-md)}.carousel-track{display:flex;transition:transform .5s ease-in-out;height:100%}.carousel-slide{min-width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;cursor:pointer;transition:transform .3s ease}.carousel-slide:hover{transform:scale(1.02)}.carousel-slide:hover .screenshot-img{box-shadow:0 0 20px #0000004d}.screenshot-img{width:100%;height:100%;object-fit:contain;border-radius:var(--radius-sm);background-color:var(--white);transition:all .3s ease;position:relative;cursor:zoom-in}.screenshot-img:after{content:"🔍 点击放大";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#000000b3;color:var(--white);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);font-size:.8rem;opacity:0;transition:opacity .3s ease;pointer-events:none;white-space:nowrap}.carousel-slide:hover .screenshot-img:after{opacity:1}.screenshot-caption{position:absolute;bottom:0;left:0;right:0;background-color:#000000b3;color:var(--white);padding:var(--space-xs) var(--space-sm);font-size:.9rem;text-align:center;border-bottom-left-radius:var(--radius-sm);border-bottom-right-radius:var(--radius-sm)}.carousel-prev,.carousel-next{position:absolute;top:50%;transform:translateY(-50%);background-color:#fffc;color:var(--primary-color);border:none;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1rem;transition:all .3s ease;z-index:10;box-shadow:var(--shadow-sm)}.carousel-prev:hover,.carousel-next:hover{background-color:var(--white);transform:translateY(-50%) scale(1.1);box-shadow:var(--shadow-md)}.carousel-prev{left:var(--space-sm)}.carousel-next{right:var(--space-sm)}.carousel-dots{position:absolute;bottom:var(--space-sm);left:0;right:0;display:flex;justify-content:center;gap:var(--space-xs);z-index:10}.carousel-dot{width:10px;height:10px;border-radius:50%;background-color:#ffffff80;border:none;cursor:pointer;padding:0;transition:all .3s ease}.carousel-dot:hover{background-color:#fffc;transform:scale(1.2)}.carousel-dot.active{background-color:var(--primary-color);transform:scale(1.2)}.features{padding:var(--space-xxl) 0;background-color:var(--bg-white)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-lg);margin-top:var(--space-xl)}.feature-card{background-color:var(--white);padding:var(--space-lg);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:transform .3s ease;text-align:center}.feature-card h3{font-weight:600;margin-bottom:var(--space-sm)}.feature-card p{font-weight:400;line-height:1.6}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.feature-icon{width:70px;height:70px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-md);font-size:1.8rem;color:var(--white)}.how-to-use{padding:var(--space-xxl) 0;background-color:var(--bg-light)}.steps{max-width:800px;margin:var(--space-xl) auto 0}.step{display:flex;align-items:flex-start;gap:var(--space-lg);margin-bottom:var(--space-xl);padding:var(--space-lg);background-color:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.step-number{width:50px;height:50px;background-color:var(--primary-color);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:600;flex-shrink:0}.step-content{flex:1}.step-content h3{font-weight:600;margin-bottom:var(--space-sm)}.video-section{margin-top:var(--space-xxl);padding:var(--space-xl) 0;text-align:center}.video-title{font-size:2rem;font-weight:600;color:var(--text-color);margin-bottom:var(--space-sm)}.video-subtitle{font-size:1.1rem;color:var(--text-light);margin-bottom:var(--space-xl)}.video-container{max-width:800px;margin:0 auto}.video-wrapper{position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);background-color:var(--light-gray)}.video-iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.video-platforms{margin-top:var(--space-lg);padding:var(--space-md);background-color:var(--white);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.platforms-note{color:var(--text-light);margin-bottom:var(--space-sm);font-size:.95rem}.platform-links{display:flex;justify-content:center;gap:var(--space-lg);flex-wrap:wrap}.platform-link{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);background-color:var(--light-gray);color:var(--text-color);text-decoration:none;border-radius:var(--radius-md);transition:all .2s ease}.platform-link:hover{background-color:var(--primary-light);color:var(--white);transform:translateY(-2px)}.platform-link i{font-size:1.2rem}@media(max-width:768px){.video-section{margin-top:var(--space-xl);padding:var(--space-lg) 0}.video-title{font-size:1.6rem}.video-subtitle{font-size:1rem}.video-wrapper{padding-bottom:56.25%}.video-platforms{margin-top:var(--space-md);padding:var(--space-sm)}.platform-links{gap:var(--space-md)}.platform-link{padding:var(--space-xs) var(--space-sm);font-size:.9rem}}@media(max-width:480px){.video-wrapper{padding-bottom:56.25%}.video-title{font-size:1.4rem}.video-subtitle{font-size:.95rem}.platform-links{flex-direction:column;gap:var(--space-sm)}.platform-link{width:100%;justify-content:center}}.step-content p{font-weight:400;line-height:1.6}.download{padding:var(--space-xxl) 0;background-color:var(--bg-white)}.browser-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-lg);margin-top:var(--space-xl)}.browser-card{background-color:var(--white);padding:var(--space-lg);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center;transition:transform .3s ease}.browser-card h3{font-weight:600;margin-bottom:var(--space-sm)}.browser-card p{font-weight:400;line-height:1.6}.browser-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.browser-icon{font-size:3rem;color:var(--secondary-color);margin-bottom:var(--space-md)}.faq{padding:var(--space-xxl) 0;background-color:var(--bg-light)}.faq-list{max-width:800px;margin:var(--space-xl) auto 0}.faq-item{background-color:var(--white);border-radius:var(--radius-md);margin-bottom:var(--space-sm);overflow:hidden;box-shadow:var(--shadow-sm)}.faq-question{padding:var(--space-md);display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:background-color .3s ease}.faq-question:hover{background-color:var(--light-gray)}.faq-question h3{margin:0;font-size:1.1rem;font-weight:600}.faq-question i{transition:transform .3s ease}.faq-question i.rotate{transform:rotate(180deg)}.faq-answer{padding:0 var(--space-md);max-height:0;overflow:hidden;transition:all .3s ease}.faq-answer.open{padding:var(--space-md);max-height:500px}.footer{background-color:#2c3e50;color:#fff;padding:var(--space-xxl) 0 var(--space-lg)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-xl);margin-bottom:var(--space-xl)}.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-sm)}.footer-logo{width:96px;height:96px;object-fit:contain}.footer-brand span{font-size:1.8rem;font-weight:700;letter-spacing:-.01em;margin-top:var(--space-xs);color:#fff}.footer-tagline{color:#9fb0c0;margin:0}.footer-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--space-xl)}.link-group h4{color:#fff;margin-bottom:var(--space-md);font-size:1.1rem;font-weight:600}.link-group a{display:block;color:#b8c4d0;text-decoration:none;margin-bottom:var(--space-xs);transition:color .3s ease}.link-group a:hover{color:#81c784}.footer-social h4{color:#fff;margin-bottom:var(--space-md);font-size:1.1rem;font-weight:600}.social-icons{display:flex;gap:var(--space-md)}.social-icons a{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:#ffffff1a;border-radius:50%;color:#fff;text-decoration:none;transition:all .3s ease}.social-icons a:hover{background-color:#4caf50;transform:translateY(-3px)}.footer-bottom{text-align:center;padding-top:var(--space-lg);border-top:1px solid rgba(255,255,255,.1);color:#9fb0c0;font-size:.9rem}.footer-bottom p{margin-bottom:var(--space-xs);color:#9fb0c0}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000}.modal{background-color:var(--white);border-radius:var(--radius-lg);width:90%;max-width:500px;box-shadow:var(--shadow-lg)}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md);border-bottom:1px solid var(--medium-gray)}.modal-header h3{margin:0;color:var(--primary-dark);font-weight:600}.modal-close{background:none;font-size:1.2rem;color:var(--dark-gray)}.modal-close:hover{color:var(--text-color)}.modal-body{padding:var(--space-md)}.modal-body ul{list-style:none;margin-top:var(--space-md)}.modal-body li{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);color:var(--text-light)}.modal-body li i{color:var(--primary-color)}.back-to-top{position:fixed;bottom:var(--space-lg);right:var(--space-lg);width:50px;height:50px;background-color:var(--primary-color);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:var(--shadow-md);z-index:9999;opacity:.9;cursor:pointer;border:none;outline:none;transition:all .3s ease}.lightbox-overlay{position:fixed;inset:0;background-color:#000000e6;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s ease;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.lightbox-overlay.closing{animation:fadeOut .3s ease forwards}.lightbox-container{position:relative;width:90%;max-width:1200px;height:90vh;background-color:transparent;border-radius:var(--radius-lg);overflow:hidden;animation:slideIn .4s ease}.lightbox-close{position:absolute;top:var(--space-md);right:var(--space-md);background-color:#fff3;color:var(--white);border:none;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.2rem;transition:all .3s ease;z-index:1010}.lightbox-close:hover{background-color:#ffffff4d;transform:scale(1.1)}.lightbox-content{position:relative;width:100%;height:100%;overflow:hidden}.lightbox-track{display:flex;transition:transform .5s ease-in-out;height:100%}.lightbox-slide{min-width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}.lightbox-img{width:100%;height:100%;object-fit:contain;border-radius:var(--radius-md);animation:zoomIn .4s ease;box-shadow:0 10px 40px #00000080;cursor:zoom-in;transition:transform .3s ease,cursor .3s ease}.lightbox-img.zoomed{transform:scale(1.5);cursor:zoom-out;object-fit:scale-down}.lightbox-img.zoomed+.lightbox-caption{opacity:0;transition:opacity .3s ease}.lightbox-caption{position:absolute;bottom:0;left:0;right:0;background-color:#000c;color:var(--white);padding:var(--space-sm) var(--space-md);font-size:1rem;text-align:center;border-bottom-left-radius:var(--radius-md);border-bottom-right-radius:var(--radius-md);transition:opacity .3s ease;z-index:1005}.lightbox-hint{position:absolute;top:var(--space-md);left:50%;transform:translate(-50%);background-color:#000000b3;color:var(--white);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);font-size:.9rem;text-align:center;z-index:1005;animation:fadeInHint .5s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);box-shadow:0 2px 10px #0000004d}.lightbox-hint i{margin-right:var(--space-xs);font-size:.8rem}.lightbox-prev,.lightbox-next{position:absolute;top:50%;transform:translateY(-50%);background-color:#fff3;color:var(--white);border:none;width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.5rem;transition:all .3s ease;z-index:1010;box-shadow:var(--shadow-md)}.lightbox-prev:hover,.lightbox-next:hover{background-color:#ffffff4d;transform:translateY(-50%) scale(1.1)}.lightbox-prev{left:var(--space-lg)}.lightbox-next{right:var(--space-lg)}.lightbox-dots{position:absolute;bottom:var(--space-lg);left:0;right:0;display:flex;justify-content:center;gap:var(--space-sm);z-index:1010}.lightbox-dot{width:12px;height:12px;border-radius:50%;background-color:#ffffff80;border:none;cursor:pointer;padding:0;transition:all .3s ease}.lightbox-dot:hover{background-color:#fffc;transform:scale(1.3)}.lightbox-dot.active{background-color:var(--primary-color);transform:scale(1.3)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes zoomIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}@keyframes zoomInDetail{0%{transform:scale(1)}to{transform:scale(1.5)}}@keyframes zoomOutDetail{0%{transform:scale(1.5)}to{transform:scale(1)}}@keyframes fadeInHint{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes slideIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}.back-to-top:hover{background-color:var(--primary-dark);transform:translateY(-2px);opacity:1;box-shadow:var(--shadow-lg)}.inner-iframe{margin-top:32px;width:100%;height:100vh;display:block;background-color:#fff}@media(max-width:768px){.carousel-container{height:280px}.carousel-prev,.carousel-next{width:32px;height:32px;font-size:.9rem}.screenshot-caption{font-size:.8rem;padding:4px 8px}h1{font-size:2.2rem;font-weight:700}h2{font-size:1.8rem;font-weight:700}.nav-links{display:none}.mobile-menu-btn{display:block}.step{flex-direction:column;text-align:center;gap:var(--space-md)}.step-number{margin:0 auto}.back-to-top{bottom:var(--space-md);right:var(--space-md);width:45px;height:45px;font-size:1.1rem}.lightbox-container{width:95%;height:85vh}.lightbox-prev,.lightbox-next{width:40px;height:40px;font-size:1.2rem}.lightbox-prev{left:var(--space-md)}.lightbox-next{right:var(--space-md)}.lightbox-dots{bottom:var(--space-md)}.lightbox-caption{font-size:.9rem;padding:var(--space-xs) var(--space-sm)}}@media(max-width:480px){.carousel-container{height:220px}.carousel-prev,.carousel-next{width:28px;height:28px;font-size:.8rem}.carousel-dot{width:8px;height:8px}h1{font-size:1.8rem;font-weight:700}h2{font-size:1.5rem;font-weight:700}.container{padding:0 var(--space-sm)}.btn-primary,.btn-secondary{width:100%;justify-content:center}.features-grid,.browser-options{grid-template-columns:1fr}.lightbox-container{width:98%;height:80vh}.lightbox-prev,.lightbox-next{width:35px;height:35px;font-size:1rem}.lightbox-prev{left:var(--space-sm)}.lightbox-next{right:var(--space-sm)}.lightbox-dots{bottom:var(--space-sm)}.lightbox-dot{width:10px;height:10px}.lightbox-caption{font-size:.8rem;padding:4px 8px}.mobile-language-switcher{display:flex;align-items:center;gap:12px;padding:16px;border-top:1px solid var(--medium-gray);margin-top:16px}.mobile-language-switcher .language-switcher{flex:1;max-width:200px}.mobile-language-switcher .language-switcher-button{width:100%;justify-content:center}.mobile-language-switcher .language-dropdown{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:90%;max-width:300px;max-height:80vh;overflow-y:auto}}