@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');:root{--primary:#0f9d8f;--primary-dark:#0b7a6f;--primary-light:#12b8a7;--primary-glow:rgba(15,157,143,0.3);--secondary:#4f6278;--accent:#12b8a7;--bg-primary:#ffffff;--bg-secondary:#f5f7fa;--bg-tertiary:#eef1f5;--bg-dark:#000000;--bg-glass:rgba(255,255,255,0.8);--text-primary:#122033;--text-secondary:#4f6278;--text-muted:#b8c6d4;--text-inverse:#ecf4fb;--border-color:#d0d8e0;--border-light:#e5e9ef;--shadow-sm:rgba(18,32,51,0.06) 0px 10px 24px 0px;--shadow-md:rgba(15,157,143,0.24) 0px 12px 24px 0px;--shadow-lg:rgba(15,157,143,0.22) 0px 10px 20px 0px;--shadow-xl:rgba(18,32,51,0.1) 20px 0px 40px 0px;--shadow-glow:rgba(15,157,143,0.15) 0 0 20px;--radius-sm:14px;--radius-md:18px;--radius-lg:22px;--radius-xl:26px;--radius-2xl:30px;--radius-full:999px;--font-sans:'Plus Jakarta Sans','Segoe UI Variable','Segoe UI',system-ui,-apple-system,sans-serif;--transition:0.3s cubic-bezier(0.4,0,0.2,1);--glass-blur:blur(20px);--max-width:1280px;--font-xs:13.12px;--font-sm:13.44px;--font-md:13.6px;--font-lg:14.08px;--font-xl:14.4px;--font-2xl:14.72px;--font-3xl:15.04px;--font-4xl:15.2px;--space-1:1px;--space-2:2px;--space-3:6px;--space-4:8px;--space-5:10px;--space-6:12px;--space-7:13px;--space-8:14px;--motion-instant:200ms;--motion-fast:220ms;--motion-normal:240ms;--motion-slow:280ms;--motion-slower:300ms;--motion-step6:320ms}*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}button{cursor:pointer;font-family:inherit;border:none;background:none}input,textarea,select{font-family:inherit;font-size:inherit}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.section{padding:80px 0}.section-dark{background:var(--bg-secondary)}.section-title{font-size:var(--font-4xl);font-weight:700;text-align:center;margin-bottom:12px}.section-subtitle{font-size:var(--font-xl);color:var(--text-secondary);text-align:center;max-width:640px;margin:0 auto 48px}.gradient-text{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius-full);font-weight:600;font-size:var(--font-4xl);transition:var(--transition);position:relative;overflow:hidden}.btn-primary{background:var(--primary);color:var(--text-inverse)}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}.btn-secondary{background:var(--bg-glass);backdrop-filter:var(--glass-blur);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--primary);transform:translateY(-1px)}.btn-outline{border:2px solid var(--primary);color:var(--primary)}.btn-outline:hover{background:var(--primary);color:var(--text-inverse);transform:translateY(-1px)}.btn-lg{padding:16px 36px;font-size:var(--font-4xl)}.btn-sm{padding:8px 18px;font-size:var(--font-md)}.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.85);backdrop-filter:var(--glass-blur);border-bottom:1px solid rgba(208,216,224,0.5);transition:var(--transition)}.header.scrolled{box-shadow:var(--shadow-sm)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:var(--max-width);margin:0 auto;padding:0 20px}.logo{font-size:var(--font-4xl);font-weight:700;display:flex;align-items:center;gap:8px}.logo-icon{width:36px;height:36px;background:var(--primary);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--text-inverse);font-size:var(--font-4xl);font-weight:700}.nav{display:flex;align-items:center;gap:32px}.nav-link{font-size:var(--font-xl);font-weight:500;color:var(--text-secondary);position:relative;padding:4px 0;transition:var(--transition)}.nav-link::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--primary);transition:var(--transition);border-radius:2px}.nav-link:hover{color:var(--primary)}.nav-link:hover::after{width:100%}.search-bar{display:flex;align-items:center;background:var(--bg-tertiary);border-radius:var(--radius-full);padding:8px 16px;gap:8px;border:1px solid transparent;transition:var(--transition);width:240px}.search-bar:focus-within{border-color:var(--primary);background:var(--bg-primary);box-shadow:0 0 0 3px var(--primary-glow)}.search-bar input{border:none;background:none;outline:none;width:100%;font-size:var(--font-xl)}.search-bar svg{width:18px;height:18px;color:var(--text-muted);flex-shrink:0}.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}.hamburger span{width:24px;height:2px;background:var(--text-primary);border-radius:2px;transition:var(--transition)}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.mobile-menu{position:fixed;top:72px;left:0;right:0;bottom:0;background:rgba(255,255,255,0.98);backdrop-filter:var(--glass-blur);padding:24px;display:none;flex-direction:column;gap:8px;z-index:999;overflow-y:auto}.mobile-menu.open{display:flex}.mobile-menu .nav-link{font-size:var(--font-4xl);padding:12px 16px;border-radius:var(--radius-md)}.mobile-menu .nav-link:hover{background:var(--bg-tertiary)}.mobile-search{margin-bottom:16px}.footer{background:var(--bg-dark);color:var(--text-inverse);padding:60px 0 0;position:relative}.footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--primary),var(--accent),var(--primary),transparent);background-size:200% 100%;animation:shimmer 3s linear infinite}@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:40px;max-width:var(--max-width);margin:0 auto;padding:0 20px}.footer-col h3{font-size:var(--font-4xl);font-weight:700;margin-bottom:20px;color:white}.footer-col p,.footer-col a{font-size:var(--font-xl);color:rgba(255,255,255,0.6);line-height:2;transition:var(--transition)}.footer-col a:hover{color:var(--primary-light)}.footer-logo{font-size:var(--font-4xl);font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}.footer-desc{margin-bottom:20px;line-height:1.8}.social-links{display:flex;gap:12px}.social-link{width:40px;height:40px;border-radius:var(--radius-md);background:rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;transition:var(--transition);font-size:var(--font-4xl)}.social-link:hover{transform:translateY(-3px)}.social-link.facebook:hover{background:#1877f2}.social-link.instagram:hover{background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888)}.social-link.twitter:hover{background:#000}.social-link.linkedin:hover{background:#0a66c2}.newsletter-form{display:flex;gap:8px;margin-top:12px}.newsletter-form input{flex:1;padding:10px 16px;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,0.2);background:rgba(255,255,255,0.1);color:white;font-size:var(--font-xl);outline:none;transition:var(--transition)}.newsletter-form input:focus{border-color:var(--primary);background:rgba(255,255,255,0.15)}.newsletter-form input::placeholder{color:rgba(255,255,255,0.4)}.newsletter-form button{padding:10px 20px;border-radius:var(--radius-md);background:var(--primary);color:var(--text-inverse);font-weight:600;font-size:var(--font-md);white-space:nowrap;transition:var(--transition)}.newsletter-form button:hover{background:var(--primary-dark)}.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);margin-top:40px;padding:20px;text-align:center}.footer-bottom p{font-size:var(--font-md);color:rgba(255,255,255,0.4)}.footer-col>a{display:block;color:rgba(255,255,255,0.7);font-family:'Plus Jakarta Sans','Segoe UI Variable','Segoe UI',system-ui,-apple-system,sans-serif;text-decoration:none;margin-bottom:15px;padding-left:20px;position:relative;transition:all 0.3s ease}.footer-col>a::before{content:'>';position:absolute;left:0;color:#0f9d8f;font-weight:700;transition:transform 0.3s ease}.footer-col>a:hover{color:#fff;padding-left:26px}.footer-col>a:hover::before{transform:translateX(3px)}.hero{padding:140px 0 80px;position:relative;overflow:hidden;background:linear-gradient(135deg,#f5f7fa 0%,#eef1f5 50%,#f5f7fa 100%)}.hero-bg-blob{position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(15,157,143,0.08) 0%,transparent 70%);top:-200px;right:-200px;animation:blobFloat 8s ease-in-out infinite}.hero-bg-blob:nth-child(2){left:-200px;bottom:-200px;top:auto;right:auto;animation-delay:-4s;width:500px;height:500px}@keyframes blobFloat{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-30px) scale(1.1)}}.hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}.hero-content h1{font-size:var(--font-4xl);font-weight:700;line-height:1.2;margin-bottom:16px}.hero-content p{font-size:var(--font-xl);color:var(--text-secondary);line-height:1.7;margin-bottom:32px;max-width:520px}.hero-cta{display:flex;gap:16px;flex-wrap:wrap}.hero-visual{position:relative;display:flex;align-items:center;justify-content:center}.hero-3d-icons{position:relative;width:320px;height:320px}.hero-icon{position:absolute;width:80px;height:80px;border-radius:var(--radius-lg);background:var(--bg-glass);backdrop-filter:var(--glass-blur);border:1px solid rgba(255,255,255,0.3);box-shadow:var(--shadow-md);display:flex;align-items:center;justify-content:center;font-size:var(--font-4xl);animation:iconFloat 6s ease-in-out infinite}.hero-icon:nth-child(1){top:10%;left:10%;animation-delay:0s}.hero-icon:nth-child(2){top:5%;right:10%;animation-delay:-2s}.hero-icon:nth-child(3){bottom:15%;left:15%;animation-delay:-4s}.hero-icon:nth-child(4){bottom:10%;right:15%;animation-delay:-1s}.hero-icon:nth-child(5){top:50%;left:50%;transform:translate(-50%,-50%);width:100px;height:100px;font-size:var(--font-4xl);animation-delay:-3s}@keyframes iconFloat{0%,100%{transform:translateY(0px) rotate(0deg)}25%{transform:translateY(-15px) rotate(3deg)}50%{transform:translateY(-5px) rotate(-2deg)}75%{transform:translateY(-20px) rotate(2deg)}}.particles{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;overflow:hidden}.particle{position:absolute;width:4px;height:4px;background:var(--primary);border-radius:50%;opacity:0.3;animation:particleFloat 10s linear infinite}@keyframes particleFloat{0%{transform:translateY(100vh) scale(0);opacity:0}10%{opacity:0.3}90%{opacity:0.3}100%{transform:translateY(-10vh) scale(1);opacity:0}}.categories-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.category-card{background:var(--bg-glass);backdrop-filter:var(--glass-blur);border-radius:var(--radius-lg);padding:32px 24px;border:1px solid var(--border-color);transition:var(--transition);position:relative;overflow:hidden;text-align:center}.category-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transition:var(--transition)}.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl),var(--shadow-glow);border-color:var(--primary)}.category-card:hover::before{transform:scaleX(1)}.category-icon{width:56px;height:56px;border-radius:var(--radius-md);background:linear-gradient(135deg,rgba(15,157,143,0.1),rgba(18,184,167,0.1));display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:var(--font-4xl)}.category-card h3{font-size:var(--font-4xl);font-weight:700;margin-bottom:8px}.category-card p{font-size:var(--font-xl);color:var(--text-secondary);line-height:1.6;margin-bottom:16px}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.tool-card{background:var(--bg-glass);backdrop-filter:var(--glass-blur);border-radius:var(--radius-lg);padding:24px;border:1px solid var(--border-color);transition:var(--transition);position:relative;overflow:hidden}.tool-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transition:var(--transition)}.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl),var(--shadow-glow);border-color:var(--primary)}.tool-card:hover::before{transform:scaleX(1)}.tool-card-icon{width:44px;height:44px;border-radius:var(--radius-md);background:linear-gradient(135deg,rgba(15,157,143,0.1),rgba(18,184,167,0.1));display:flex;align-items:center;justify-content:center;margin-bottom:12px;font-size:var(--font-4xl)}.tool-card h3{font-size:var(--font-4xl);font-weight:700;margin-bottom:6px}.tool-card p{font-size:var(--font-md);color:var(--text-secondary);line-height:1.5;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tool-card .btn{width:100%;justify-content:center}.breadcrumb{padding:88px 0 16px;background:var(--bg-secondary);border-bottom:1px solid var(--border-color)}.breadcrumb-list{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.breadcrumb-list li{font-size:var(--font-md);color:var(--text-muted)}.breadcrumb-list li a{color:var(--primary);transition:var(--transition)}.breadcrumb-list li a:hover{text-decoration:underline}.breadcrumb-list li+li::before{content:'/';margin-right:8px;color:var(--text-muted)}.tool-header{padding:40px 0}.tool-header h1{font-size:var(--font-4xl);font-weight:700;margin-bottom:8px}.tool-header p{color:var(--text-secondary);max-width:640px}.tool-workspace{background:var(--bg-glass);backdrop-filter:var(--glass-blur);border-radius:var(--radius-xl);border:1px solid var(--border-color);padding:32px;margin-bottom:40px;box-shadow:var(--shadow-sm)}.drop-zone{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:48px 24px;text-align:center;transition:var(--transition);cursor:pointer;position:relative}.drop-zone:hover,.drop-zone.dragover{border-color:var(--primary);background:rgba(15,157,143,0.03)}.drop-zone-icon{font-size:var(--font-4xl);margin-bottom:12px;color:var(--text-muted)}.drop-zone h3{font-size:var(--font-4xl);font-weight:600;margin-bottom:6px}.drop-zone p{font-size:var(--font-xl);color:var(--text-secondary)}.drop-zone input{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;cursor:pointer}.tool-controls{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin-top:24px}.tool-controls label{font-size:var(--font-xl);font-weight:600;color:var(--text-secondary)}.tool-controls select,.tool-controls input[type="range"],.tool-controls input[type="number"]{padding:8px 12px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-primary);font-size:var(--font-xl);outline:none;transition:var(--transition)}.tool-controls select:focus,.tool-controls input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.preview-area{margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.preview-box{border-radius:var(--radius-md);border:1px solid var(--border-color);overflow:hidden}.preview-box-header{padding:12px 16px;background:var(--bg-tertiary);font-size:var(--font-md);font-weight:600;border-bottom:1px solid var(--border-color)}.preview-box-content{padding:16px;min-height:200px;display:flex;align-items:center;justify-content:center;background:repeating-conic-gradient(var(--bg-tertiary) 0% 25%,var(--bg-primary) 0% 50%) 0 0 / 20px 20px}.preview-box-content img,.preview-box-content canvas{max-width:100%;max-height:400px;border-radius:var(--radius-sm)}.progress-bar{margin-top:20px;height:6px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden;display:none}.progress-bar.active{display:block}.progress-bar-fill{height:100%;background:var(--primary);border-radius:var(--radius-full);width:0%;transition:width var(--motion-slower)}.download-btn{margin-top:20px}.seo-content{max-width:800px;margin:0 auto 60px}.seo-content h2{font-size:var(--font-4xl);font-weight:700;margin-top:40px;margin-bottom:16px}.seo-content h3{font-size:var(--font-4xl);font-weight:600;margin-top:28px;margin-bottom:12px}.seo-content p{font-size:var(--font-4xl);color:var(--text-secondary);line-height:1.8;margin-bottom:16px}.seo-content ul,.seo-content ol{font-size:var(--font-4xl);color:var(--text-secondary);line-height:1.8;margin-bottom:16px;padding-left:24px}.seo-content li{margin-bottom:8px}.seo-content ul li{list-style:disc}.seo-content ol li{list-style:decimal}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:24px 0}.feature-item{padding:16px;border-radius:var(--radius-md);background:var(--bg-tertiary);border-left:3px solid var(--primary)}.feature-item strong{display:block;margin-bottom:4px;font-size:var(--font-4xl)}.feature-item span{font-size:var(--font-md);color:var(--text-secondary)}.steps-list{counter-reset:step}.steps-list li{counter-increment:step;position:relative;padding-left:44px;margin-bottom:20px}.steps-list li::before{content:counter(step);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:var(--radius-full);background:var(--primary);color:var(--text-inverse);display:flex;align-items:center;justify-content:center;font-size:var(--font-md);font-weight:700}.faq-list{max-width:800px;margin:24px auto 0}.faq-item{border:1px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:8px;overflow:hidden}.faq-question{padding:16px 20px;font-weight:600;font-size:var(--font-4xl);display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:var(--transition);width:100%;text-align:left;background:var(--bg-glass)}.faq-question:hover{background:var(--bg-tertiary)}.faq-question::after{content:'+';font-size:var(--font-4xl);transition:var(--transition);flex-shrink:0}.faq-item.active .faq-question::after{content:'−'}.faq-answer{padding:0 20px;max-height:0;overflow:hidden;transition:max-height var(--motion-slower) ease,padding var(--motion-slower) ease}.faq-item.active .faq-answer{padding:0 20px 16px;max-height:300px}.faq-answer p{font-size:var(--font-xl);color:var(--text-secondary);line-height:1.7}.related-tools{padding:60px 0}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.related-card{padding:16px;border-radius:var(--radius-md);border:1px solid var(--border-color);transition:var(--transition);text-align:center}.related-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.related-card-icon{font-size:var(--font-4xl);margin-bottom:8px}.related-card h4{font-size:var(--font-xl);font-weight:600}.about-hero{padding:120px 0 60px;text-align:center;background:linear-gradient(135deg,#f5f7fa,#eef1f5)}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:48px 0}.stat-card{text-align:center;padding:32px 16px;border-radius:var(--radius-lg);background:var(--bg-glass);backdrop-filter:var(--glass-blur);border:1px solid var(--border-color)}.stat-number{font-size:var(--font-4xl);font-weight:700;color:var(--primary)}.stat-label{font-size:var(--font-xl);color:var(--text-secondary);margin-top:8px}.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin:40px 0}.form-group{margin-bottom:20px}.form-group label{display:block;font-weight:600;font-size:var(--font-xl);margin-bottom:6px}.form-group input,.form-group textarea{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:var(--font-4xl);outline:none;transition:var(--transition);background:var(--bg-primary)}.form-group input:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.form-group textarea{min-height:140px;resize:vertical}.form-group .error-msg{font-size:var(--font-xs);color:#dc2626;margin-top:4px;display:none}.form-group.error input,.form-group.error textarea{border-color:#dc2626}.form-group.error .error-msg{display:block}.contact-info{display:flex;flex-direction:column;gap:24px}.contact-info-card{padding:20px;border-radius:var(--radius-md);border:1px solid var(--border-color);display:flex;gap:16px;align-items:flex-start}.contact-info-card .icon{width:44px;height:44px;border-radius:var(--radius-md);background:linear-gradient(135deg,rgba(15,157,143,0.1),rgba(18,184,167,0.1));display:flex;align-items:center;justify-content:center;font-size:var(--font-4xl);flex-shrink:0}.contact-info-card h4{font-weight:600;margin-bottom:4px}.contact-info-card p{font-size:var(--font-xl);color:var(--text-secondary)}.map-placeholder{width:100%;height:300px;border-radius:var(--radius-lg);background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;border:1px solid var(--border-color);margin-top:24px}.legal-content{max-width:800px;margin:0 auto;padding:120px 0 60px}.legal-content h1{font-size:var(--font-4xl);margin-bottom:8px}.legal-content .last-updated{color:var(--text-muted);font-size:var(--font-xl);margin-bottom:32px}.legal-content h2{font-size:var(--font-4xl);margin-top:32px;margin-bottom:12px}.legal-content p,.legal-content 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