html{scroll-behavior:smooth;scroll-padding-top:80px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Inter',sans-serif;line-height:1.6;color:#1a1a1a;background:#f8fafc;transition:background-color 0.3s ease,color 0.3s ease;padding-top:60px}:root{--bg-primary:#ffffff;--bg-primary-rgb:255,255,255;--bg-secondary:#f8fafc;--bg-card:#ffffff;--text-primary:#1a1a1a;--text-secondary:#4a5568;--text-muted:#718096;--border-color:#e2e8f0;--shadow-sm:0 2px 4px rgba(0,0,0,0.05);--shadow-md:0 4px 6px rgba(0,0,0,0.07);--shadow-lg:0 10px 15px rgba(0,0,0,0.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1)}body.dark-mode{--bg-primary:#0f172a;--bg-primary-rgb:15,23,42;--bg-secondary:#1e293b;--bg-card:#1e293b;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--border-color:#334155}.container{max-width:1280px;margin:0 auto;padding:0 24px}.gradient-text{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.header{background:var(--bg-primary);box-shadow:0 2px 10px rgba(0,0,0,0.1);position:fixed;top:0;left:0;width:100%;z-index:1000;transition:all 0.3s ease}.header-wrapper{display:flex;justify-content:space-between;align-items:center;padding:10px 0;position:relative}.logo{display:flex;align-items:center}.logo a{display:flex;align-items:center;gap:8px;text-decoration:none;font-size:24px;font-weight:700;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.logo-icon{font-size:28px;background:none;-webkit-background-clip:unset;background-clip:unset}.tool-header{position:relative}.tool-back-link{position:absolute;top:25px;left:25px;display:flex;align-items:center;gap:10px;text-decoration:none;color:rgba(255,255,255,0.9);font-weight:600;font-size:14px;padding:10px 18px;background:rgba(255,255,255,0.1);backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,0.2);border-radius:12px;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);z-index:10}.tool-back-link i{font-size:12px;transition:transform 0.3s ease}.tool-back-link:hover{background:rgba(255,255,255,0.2);color:white;transform:translateX(-5px);border-color:rgba(255,255,255,0.4);box-shadow:0 8px 20px rgba(0,0,0,0.1)}.tool-back-link:hover i{transform:translateX(-3px)}@media (max-width:768px){.tool-back-link{top:15px;left:15px;padding:8px 14px;font-size:13px}}.nav-menu{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;justify-content:center;align-items:center;z-index:1}.nav-menu ul{display:flex;gap:32px;list-style:none;margin:0;padding:0}.nav-menu a{text-decoration:none;color:var(--text-secondary);font-weight:500;transition:color 0.3s;position:relative;padding:5px 0}.nav-menu a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);transition:width 0.3s ease}.nav-menu a:hover::after,.nav-menu a.active::after{width:100%}.nav-menu a:hover,.nav-menu a.active{color:#667eea}.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:16px}.theme-toggle{background:transparent;border:1px solid var(--border-color);border-radius:50%;width:40px;height:40px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.3s;color:var(--text-secondary);font-size:18px}.theme-toggle:hover{background:var(--bg-secondary);transform:scale(1.05)}.mobile-menu-btn{display:none;flex-direction:column;gap:6px;cursor:pointer}.mobile-menu-btn span{width:25px;height:2px;background:var(--text-secondary);transition:all 0.3s}.hero{position:relative;padding:160px 0 120px;background:#0f172a;background:radial-gradient(circle at 0% 0%,rgba(102,126,234,0.2) 0%,transparent 40%),radial-gradient(circle at 100% 100%,rgba(118,75,162,0.2) 0%,transparent 40%),#0f172a;overflow:hidden;color:white}.hero-bg-shapes{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none}.shape{position:absolute;border-radius:50%;filter:blur(100px);opacity:0.5;animation:mesh-float 25s infinite alternate}.shape-1{width:500px;height:500px;background:rgba(102,126,234,0.3);top:-200px;right:-100px}.shape-2{width:400px;height:400px;background:rgba(118,75,162,0.2);bottom:-150px;left:-100px;animation-delay:-7s}@keyframes mesh-float{0%{transform:translate(0,0) scale(1)}100%{transform:translate(100px,100px) scale(1.2)}}.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:80px;align-items:center;position:relative;z-index:2}.hero-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,0.1);backdrop-filter:blur(10px);padding:10px 20px;border-radius:50px;border:1px solid rgba(255,255,255,0.2);font-size:14px;font-weight:600;margin-bottom:30px}.hero h1{font-size:3.5rem;font-weight:800;line-height:1.15;margin-bottom:1.5rem;letter-spacing:-0.03em}.hero-description{font-size:1.15rem;color:rgba(255,255,255,0.8);margin-bottom:2.5rem;line-height:1.7;max-width:580px}.hero-stats{display:flex;gap:50px;margin-top:50px}.stat-item{display:flex;flex-direction:column;gap:5px}.stat-value{font-size:1.75rem;font-weight:800;color:white}.stat-label{font-size:0.85rem;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.05em;font-weight:600}.search-container{margin-top:40px;max-width:600px;position:relative;z-index:10}.search-box{background:rgba(255,255,255,0.05);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.2);border-radius:24px;padding:10px;display:flex;align-items:center;box-shadow:0 25px 50px rgba(0,0,0,0.2);transition:all 0.4s cubic-bezier(0.4,0,0.2,1)}.search-box:focus-within{background:rgba(255,255,255,0.1);border-color:#667eea;transform:translateY(-5px);box-shadow:0 35px 70px rgba(0,0,0,0.4)}.search-box i{padding:0 25px;color:#667eea;font-size:22px}.search-box input{flex:1;background:transparent;border:none;outline:none;color:white;padding:18px 0;font-size:18px;font-weight:500}.search-box input::placeholder{color:rgba(255,255,255,0.5)}.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:500px}.visual-container{position:relative;width:100%;height:450px;display:flex;justify-content:center;align-items:center}.main-visual{width:300px;height:300px;background:rgba(255,255,255,0.03);backdrop-filter:blur(40px);border-radius:30% 70% 70% 30% / 30% 30% 70% 70%;border:1px solid rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;animation:blob-morph 12s infinite alternate ease-in-out}@keyframes blob-morph{0%{border-radius:30% 70% 70% 30% / 30% 30% 70% 70%;transform:rotate(0deg)}100%{border-radius:60% 40% 30% 70% / 60% 30% 70% 40%;transform:rotate(15deg)}}.rocket-icon{font-size:100px;color:white;filter:drop-shadow(0 15px 30px rgba(102,126,234,0.6));animation:rocket-shake 4s infinite ease-in-out}@keyframes rocket-shake{0%,100%{transform:translateY(0) rotate(0deg) scale(1)}50%{transform:translateY(-25px) rotate(8deg) scale(1.05)}}.floating-card{position:absolute;background:rgba(255,255,255,0.1);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.2);padding:18px 28px;border-radius:20px;display:flex;align-items:center;gap:15px;font-weight:700;font-size:15px;box-shadow:0 15px 35px rgba(0,0,0,0.3);animation:card-float 6s infinite alternate ease-in-out;color:white}.card-1{top:0;left:10%;animation-delay:0s}.card-2{bottom:30px;right:5%;animation-delay:-2.5s}.card-3{top:45%;right:-30px;animation-delay:-4.5s}@keyframes card-float{0%{transform:translateY(0) translateX(0)}100%{transform:translateY(-30px) translateX(10px)}}.animate-slide-up{animation:slideUp 1s forwards cubic-bezier(0.2,0.8,0.2,1);opacity:0;transform:translateY(50px)}.animate-fade-in{animation:fadeIn 1.5s forwards ease-out;opacity:0}@keyframes slideUp{to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{to{opacity:1}}.category-filters{display:flex;justify-content:center;gap:12px;margin:0 auto 30px;flex-wrap:wrap;padding:0 15px;max-width:1000px}.category-btn{display:inline-flex;align-items:center;gap:10px;padding:10px 25px;background:var(--bg-card);color:var(--text-secondary);border:2px solid var(--border-color);border-radius:50px;font-weight:600;font-size:15px;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 15px rgba(0,0,0,0.05);white-space:nowrap}.category-btn i{font-size:16px;transition:transform 0.3s}.category-btn:hover{background:var(--bg-primary);border-color:#667eea;color:#667eea;transform:translateY(-3px);box-shadow:0 8px 25px rgba(102,126,234,0.15)}.category-btn:hover i{transform:scale(1.2)}.category-btn.active{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:white !important;border-color:transparent;box-shadow:0 10px 25px rgba(102,126,234,0.4)}.btn-primary{display:inline-flex !important;align-items:center !important;gap:10px !important;padding:14px 30px !important;border-radius:50px !important;font-weight:600 !important;font-size:16px !important;cursor:pointer !important;transition:all 0.3s ease !important;text-decoration:none !important;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%) !important;color:#ffffff !important;box-shadow:0 10px 25px rgba(102,126,234,0.4) !important;border:none !important}.btn-primary:hover{transform:translateY(-3px) !important;box-shadow:0 15px 35px rgba(102,126,234,0.6) !important}.btn-secondary{display:inline-flex !important;align-items:center !important;gap:10px !important;padding:14px 30px !important;border-radius:50px !important;font-weight:600 !important;font-size:16px !important;cursor:pointer !important;transition:all 0.3s ease !important;text-decoration:none !important;background:#ffffff !important;color:#1a1a1a !important;border:2px solid #e2e8f0 !important}body.dark-mode .btn-secondary{background:#1e293b !important;color:#f1f5f9 !important;border-color:#334155 !important}.btn-secondary:hover{border-color:#667eea !important;color:#667eea !important;transform:translateY(-3px) !important}body.dark-mode .category-btn{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.1)}body.dark-mode .category-btn:hover{background:rgba(255,255,255,0.08)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:30px 25px;min-height:450px;align-items:start}.tool-card{animation:cardAppear 0.4s ease-out forwards}@keyframes cardAppear{0%{opacity:0;transform:translateY(15px)}100%{opacity:1;transform:translateY(0)}}@media (max-width:1200px){.hero h1{font-size:3rem}.hero-description{font-size:1.1rem}.hero-grid{gap:40px}}@media (max-width:992px){.header{padding:10px 0}.mobile-menu-btn{display:flex;flex-direction:column;gap:5px;cursor:pointer;z-index:1002;padding:5px}.mobile-menu-btn span{display:block;width:25px;height:3px;background:var(--text-primary);border-radius:3px;transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}.mobile-menu-btn.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}.mobile-menu-btn.active span:nth-child(2){opacity:0;transform:translateX(-10px)}.mobile-menu-btn.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.header-wrapper{display:flex;justify-content:space-between;align-items:center;position:static}.logo,.header-actions{flex:0 0 auto;position:relative;z-index:1002}.nav-menu{flex:none;position:fixed;top:0;left:-100%;right:auto;transform:none;width:280px;height:100vh;background:var(--bg-primary);box-shadow:10px 0 30px rgba(0,0,0,0.1);display:flex;flex-direction:column;align-items:center;justify-content:center;transition:left 0.3s ease;z-index:1001;padding:40px}.nav-menu.active{left:0}.nav-menu ul{flex-direction:column;align-items:center;gap:25px}.nav-menu a{font-size:1.25rem}.hero-grid{grid-template-columns:1fr;text-align:center;gap:40px}.hero-content{display:flex;flex-direction:column;align-items:center}.hero-visual{display:none}}@media (max-width:768px){.hero{padding:100px 0 60px}.hero h1{font-size:2rem;margin-bottom:1rem}.hero-description{font-size:0.95rem;line-height:1.6;padding:0 10px;margin-bottom:25px}.mobile-menu-header{width:100%;margin-bottom:40px;padding-bottom:20px;border-bottom:2px solid var(--border-color)}.mobile-menu-header .logo{font-size:20px}.nav-menu{display:flex !important}.header .nav-menu:not(#navMenu){display:none}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-value{font-size:1.25rem !important}.stat-label{font-size:0.65rem !important;white-space:nowrap}.search-box{padding:5px;border-radius:15px}.search-box input{font-size:15px;padding:10px 0}.search-box i{padding:0 12px;font-size:16px}}@media (max-width:480px){.hero h1{font-size:1.8rem}.hero-badge{font-size:0.75rem;padding:6px 14px;margin-bottom:20px}.hero-stats{gap:5px}.stat-item{flex:1}}.category-btn:hover{border-color:#667eea;color:#667eea;transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,0.1)}.category-btn.active{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:white;border:none;box-shadow:0 4px 15px rgba(102,126,234,0.3)}body.dark-mode .category-btn{background:#1e293b;border-color:#334155;color:#cbd5e1}body.dark-mode .category-btn.active{color:white}@media (max-width:768px){.category-filters{gap:8px}.category-btn{padding:8px 16px;font-size:13px}}.stat{display:flex;flex-direction:column}.stat-value{font-size:28px;font-weight:700}.stat-label{font-size:14px;opacity:0.9}.hero-buttons{display:flex;gap:16px;margin-top:32px}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:50px;font-weight:600;text-decoration:none;transition:all 0.3s;cursor:pointer}.btn-primary{background:white;color:#667eea}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(0,0,0,0.2)}.btn-secondary{background:transparent;border:2px solid white;color:white}.btn-secondary:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px)}.hero-visual{position:relative;height:400px}.floating-icons{position:relative;height:100%}.float-icon{position:absolute;font-size:40px;animation:float 3s ease-in-out infinite;filter:drop-shadow(0 10px 20px rgba(0,0,0,0.2))}.icon-1{top:10%;left:10%;animation-delay:0s}.icon-2{top:50%;left:0%;animation-delay:0.5s}.icon-3{top:70%;left:30%;animation-delay:1s}.icon-4{top:20%;right:10%;animation-delay:0.3s}.icon-5{top:60%;right:0%;animation-delay:0.8s}.icon-6{bottom:10%;right:20%;animation-delay:1.2s}@keyframes float{0%,100%{transform:translateY(0px)}50%{transform:translateY(-20px)}}.hero-card{background:rgba(255,255,255,0.1);backdrop-filter:blur(20px);border-radius:24px;padding:30px;text-align:center;border:1px solid rgba(255,255,255,0.2);position:absolute;bottom:0;right:0;width:200px}.card-preview i{font-size:48px;margin-bottom:12px}.section-header{text-align:center;margin-bottom:48px}.section-badge{display:inline-block;background:linear-gradient(135deg,#667eea15,#764ba215);color:#667eea;padding:4px 14px;border-radius:30px;font-size:12px;font-weight:500;margin-bottom:12px}.section-header{text-align:center;margin-bottom:40px;position:relative;z-index:2}.section-title{font-size:2.2rem;margin-bottom:12px;font-weight:800;color:var(--text-primary)}.section-subtitle{color:var(--text-secondary);margin-bottom:0;font-size:1.1rem;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.6}.tools-section{padding:80px 0}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:30px 25px;min-height:450px;align-items:start}.tool-card{background:var(--bg-card);padding:24px;border-radius:20px;text-decoration:none;transition:all 0.4s cubic-bezier(0.4,0,0.2,1);position:relative;border:1px solid var(--border-color);overflow:hidden;box-shadow:0 4px 6px -1px rgba(0,0,0,0.05),0 2px 4px -1px rgba(0,0,0,0.03);animation:cardAppear 0.5s ease-out forwards;display:flex;flex-direction:column}.tool-card:hover{transform:translateY(-8px);box-shadow:0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04);border-color:#667eea}.tool-icon-wrapper{width:52px;height:52px;background:linear-gradient(135deg,rgba(102,126,234,0.1),rgba(118,75,162,0.1));border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;transition:transform 0.3s}.tool-card:hover .tool-icon-wrapper{transform:scale(1.1) rotate(5deg)}.tool-icon{font-size:26px}.tool-card h3{font-size:1.25rem;margin-bottom:8px;font-weight:700;color:var(--text-primary)}.tool-card p{color:var(--text-secondary);font-size:0.95rem;line-height:1.5}.tool-tag{position:absolute;top:15px;right:15px;background:linear-gradient(135deg,#667eea,#764ba2);color:white;padding:4px 12px;border-radius:20px;font-size:0.7rem;font-weight:600;text-transform:uppercase;letter-spacing:0.5px}.tool-hover-effect{position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(135deg,#667eea,#764ba2);transform:scaleX(0);transition:transform 0.3s ease}.tool-card:hover .tool-hover-effect{transform:scaleX(1)}.coming-soon{opacity:0.7;cursor:default;pointer-events:none}.coming-soon-tag{background:#f59e0b !important;animation:pulse 2s infinite}@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.7}}.features-section{padding:60px 0;background:var(--bg-secondary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:40px}.feature-card{text-align:center;padding:24px 20px;border-radius:16px;transition:all 0.3s ease;background:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-sm)}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#667eea}.feature-icon-wrapper{width:56px;height:56px;background:linear-gradient(135deg,#667eea10,#764ba210);border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}.feature-icon{font-size:28px;margin-bottom:0}.feature-card h3{margin-bottom:8px;font-size:17px;font-weight:600;color:var(--text-primary)}.feature-card p{color:var(--text-muted);font-size:13px;line-height:1.5}.stats-section{padding:50px 0;background:var(--bg-secondary)}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}.stat-card{padding:20px}.stat-number{font-size:36px;font-weight:800;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:6px}.stat-card .stat-label{color:var(--text-muted);font-size:13px}.cta-section{padding:60px 0;background:linear-gradient(135deg,#667eea,#764ba2);text-align:center}.cta-content h2{font-size:28px;color:white;margin-bottom:12px}.cta-content p{color:rgba(255,255,255,0.9);margin-bottom:24px;font-size:16px}.tool-page-container{padding:60px 0;min-height:calc(100vh - 400px)}.tool-card-large{background:var(--bg-card);border-radius:20px;box-shadow:0 20px 40px rgba(0,0,0,0.1);overflow:hidden}.tool-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:40px;text-align:center;color:white}.tool-header-icon{font-size:64px;margin-bottom:16px}.tool-header h1{font-size:32px;margin-bottom:12px}.tool-header p{opacity:0.95}.tool-body{padding:40px}.tool-ui{max-width:600px;margin:0 auto}.file-upload-area{border:2px dashed var(--border-color);border-radius:12px;padding:40px;text-align:center;cursor:pointer;transition:all 0.3s;background:var(--bg-secondary)}.file-upload-area:hover{border-color:#667eea;background:var(--bg-primary)}.file-upload-area input{display:none}.file-upload-label{cursor:pointer;display:inline-block;padding:12px 24px;background:#667eea;color:white;border-radius:8px;font-weight:500;margin-top:16px}.select-input,.number-input{width:100%;padding:12px;margin:16px 0;border:1px solid var(--border-color);border-radius:8px;font-size:16px;font-family:inherit;background:var(--bg-primary);color:var(--text-primary)}.button-input{width:100%;padding:14px;background:#667eea;color:white;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background 0.3s;margin-top:16px}.button-input:hover{background:#5a67d8}.button-input:disabled{background:var(--border-color);cursor:not-allowed}.result-area{margin-top:32px;padding:24px;background:var(--bg-secondary);border-radius:12px;text-align:center}.preview-image{max-width:100%;margin-top:16px;border-radius:8px}.download-btn{display:inline-block;padding:12px 24px;background:#48bb78;color:white;text-decoration:none;border-radius:8px;margin-top:16px;transition:background 0.3s}.download-btn:hover{background:#38a169}.tool-info{margin-top:60px;padding-top:40px;border-top:1px solid var(--border-color)}.tool-info h2{margin:32px 0 16px;color:var(--text-primary)}.tool-info h3{margin:24px 0 12px;color:var(--text-primary)}.tool-info ul{padding-left:20px}.tool-info li{margin:8px 0;color:var(--text-secondary)}.footer{background:#1a1a1a;color:white;padding:48px 0 24px;margin-top:60px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}.footer-brand p{margin:20px 0;color:#94a3b8;line-height:1.6}.footer-logo{font-size:24px;font-weight:700;margin-bottom:16px}.social-links{display:flex;gap:12px}.social-links a{width:36px;height:36px;border-radius:50%;background:#334155;display:flex;align-items:center;justify-content:center;transition:all 0.3s;color:white;text-decoration:none}.social-links a:hover{background:linear-gradient(135deg,#667eea,#764ba2);transform:translateY(-2px)}.footer-links h3{margin-bottom:20px;font-size:18px}.footer-links ul{list-style:none}.footer-links ul li{margin-bottom:12px}.footer-links a{color:#94a3b8;text-decoration:none;transition:color 0.3s}.footer-links a:hover{color:#667eea}.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid #334155;color:#94a3b8}.footer-bottom i{color:#ef4444}.spinner{display:inline-block;width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #667eea;border-radius:50%;animation:spin 1s linear infinite}@keyframes 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h1{font-size:2.5rem;color:var(--text-primary);margin-bottom:20px}.article-meta{color:var(--text-muted);font-size:0.9rem}.article-content{color:var(--text-secondary);font-size:1.1rem}.article-content h2{color:var(--text-primary);margin:40px 0 20px;font-size:1.8rem}.article-content p{margin-bottom:20px}.article-content a{color:#667eea;text-decoration:none;font-weight:500;transition:color 0.2s ease}.article-content a:hover{color:#764ba2;text-decoration:underline}body.dark-mode .article-content a{color:#818cf8}body.dark-mode .article-content a:hover{color:#a5b4fc}.br{font-size:0.95rem;color:var(--text-muted);margin-bottom:15px}.br a{color:#667eea;text-decoration:none;font-weight:500;transition:color 0.2s ease}.br a:hover{color:#764ba2;text-decoration:underline}body.dark-mode .br a{color:#818cf8}body.dark-mode .br a:hover{color:#a5b4fc}.bc{display:inline-block;font-size:0.85rem;text-transform:uppercase;letter-spacing:0.05em;font-weight:600;color:#667eea;background:rgba(102,126,234,0.1);padding:4px 10px;border-radius:6px;margin-bottom:15px}body.dark-mode .bc{color:#818cf8;background:rgba(129,140,248,0.15)}.bm{font-size:0.9rem;color:var(--text-muted);margin-bottom:30px;border-bottom:1px solid var(--border-color);padding-bottom:15px}.cta{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:30px;margin:40px 0;text-align:center}.cta h3{color:var(--text-primary);margin-bottom:10px;font-size:1.5rem}.cta p{color:var(--text-secondary);margin-bottom:20px !important}.cb{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#ffffff !important;padding:12px 24px;border-radius:8px;font-weight:600;text-decoration:none;transition:transform 0.2s ease,box-shadow 0.2s ease}.cb:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,0.3)}.error-page{padding:120px 0;text-align:center;min-height:70vh;display:flex;align-items:center;justify-content:center}.error-content{max-width:600px;margin:0 auto}.error-icon{font-size:80px;margin-bottom:20px}.error-code{font-size:150px;font-weight:800;line-height:1;margin-bottom:20px}.error-content h2{font-size:32px;margin-bottom:15px;color:var(--text-color)}.error-content p{font-size:18px;color:var(--text-muted);margin-bottom:40px;line-height:1.6}.error-actions{display:flex;gap:20px;justify-content:center}.animate-float{animation:float 3s ease-in-out infinite}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-20px)}}@media (max-width:768px){.error-code{font-size:100px}.error-actions{flex-direction:column}.error-page{padding:80px 0}}.contact-hero{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:white;padding:60px 0;text-align:center}.contact-hero h1{font-size:48px;margin-bottom:15px}.contact-hero p{font-size:18px;max-width:600px;margin:0 auto;opacity:0.95}.contact-section{padding:60px 0;background:var(--bg-primary)}.contact-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:50px}.contact-info{display:flex;flex-direction:column;gap:30px}.info-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:25px;transition:transform 0.3s}.info-card:hover{transform:translateY(-5px)}.info-icon{width:60px;height:60px;background:linear-gradient(135deg,#667eea15,#764ba215);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.info-icon i{font-size:28px;color:#667eea}.info-card h3{font-size:20px;margin-bottom:10px;color:var(--text-primary)}.info-card p{color:var(--text-muted);line-height:1.6}.info-link{color:#667eea;text-decoration:none;font-weight:500;transition:color 0.3s}.info-link:hover{color:#764ba2}.social-links-contact{display:flex;gap:15px;margin-top:20px}.social-icon{width:45px;height:45px;background:var(--bg-secondary);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all 0.3s;color:var(--text-primary);text-decoration:none;font-size:20px}.social-icon:hover{background:linear-gradient(135deg,#667eea,#764ba2);color:white;transform:translateY(-3px)}.contact-form-wrapper{background:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:30px}.contact-form-wrapper h2{font-size:24px;margin-bottom:10px;color:var(--text-primary)}.form-subtitle{color:var(--text-muted);margin-bottom:25px;font-size:14px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-primary)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 15px;border:1px solid var(--border-color);border-radius:10px;font-size:16px;font-family:inherit;background:var(--bg-primary);color:var(--text-primary);transition:border-color 0.3s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#667eea}.submit-btn{width:100%;padding:14px;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;transition:transform 0.3s,box-shadow 0.3s}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 5px 20px rgba(102,126,234,0.4)}.faq-section-contact{padding:60px 0;background:var(--bg-secondary)}.faq-grid{max-width:800px;margin:0 auto}.faq-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;margin-bottom:15px;overflow:hidden}.faq-question{padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;color:var(--text-primary)}.faq-question i{transition:transform 0.3s}.faq-item.active .faq-question i{transform:rotate(180deg)}.faq-answer{padding:0 20px;max-height:0;overflow:hidden;transition:all 0.3s ease;color:var(--text-muted);line-height:1.6}.faq-item.active .faq-answer{padding:0 20px 18px 20px;max-height:500px}@media (max-width:968px){.contact-wrapper{grid-template-columns:1fr;gap:40px}}@media (max-width:768px){.contact-hero h1{font-size:32px}}