@import "https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&display=swap";
.video-filter-page{color:#1e293b;background:#fff;flex-direction:column;gap:0;min-height:100vh;padding:0;font-family:Montserrat,sans-serif;display:flex;position:relative;overflow-x:hidden}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.particle-background{z-index:-1;width:100%;height:100%;position:fixed;top:0;left:0;overflow:hidden}.particle{background:rgba(59,130,246,.2);border-radius:50%;animation:15s ease-in-out infinite float;position:absolute}.particle:first-child{width:12px;height:12px;animation-duration:18s;top:15%;left:10%}.particle:nth-child(2){width:18px;height:18px;animation-duration:22s;top:45%;left:25%}.particle:nth-child(3){width:10px;height:10px;animation-duration:20s;top:65%;left:55%}.particle:nth-child(4){width:15px;height:15px;animation-duration:19s;top:25%;left:75%}.particle:nth-child(5){width:14px;height:14px;animation-duration:21s;top:85%;left:15%}.particle:nth-child(6){width:16px;height:16px;animation-duration:23s;top:35%;left:65%}@keyframes float{0%{opacity:.3;transform:translateY(0)scale(1)}50%{opacity:.5;transform:translateY(-80px)scale(1.1)}to{opacity:.3;transform:translateY(0)scale(1)}}.container{max-width:1200px;margin:0 auto;padding:0 20px}.hero-section{text-align:center;background:linear-gradient(#f8fafc 0%,#fff 100%);padding:100px 20px 60px}.hero-content h1{color:#1e293b;margin-bottom:20px;font-size:2.8rem;font-weight:800;line-height:1.2}.hero-description{color:#64748b;max-width:800px;margin:0 auto 40px;font-size:1.2rem;line-height:1.6}.hero-cta-section{margin:40px 0}.main-content{grid-template-columns:1fr;gap:30px;max-width:1200px;margin:0 auto;display:grid}.video-input-section{background:#fff;border:1px solid rgba(59,130,246,.1);border-radius:16px;padding:40px 30px;box-shadow:0 6px 25px rgba(0,0,0,.08)}.custom-file-upload{width:100%;margin-bottom:20px;display:inline-block}.video-upload-input{display:none}.upload-button{color:#fff;cursor:pointer;text-align:center;background:#3b82f6;border:none;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:15px;font-family:Montserrat,sans-serif;font-size:1rem;font-weight:600;transition:all .3s;display:flex}.upload-button:hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 4px 15px rgba(59,130,246,.3)}.upload-button:disabled{color:#6b7280;cursor:not-allowed;box-shadow:none;background:#e5e7eb;transform:none}.upload-icon{font-size:1.2rem}.video-filter-container{flex-wrap:nowrap;align-items:stretch;gap:20px;margin-bottom:20px;display:flex}.video-preview,.subtitles-list-container,.subtitle-editor-container{flex-direction:column;flex:1;min-width:0;max-height:100%;display:flex}.subtitle-editor-container{flex-direction:column;max-height:700px;padding:20px;display:flex;overflow-y:auto}.filter-controls{box-sizing:border-box;flex-direction:column;flex:1;max-width:400px;height:auto;min-height:0;padding:20px;display:flex;overflow:hidden}.custom-video-player{border:1px solid rgba(255,255,255,.2);border-radius:12px;flex-direction:column;width:100%;max-width:500px;height:100%;max-height:600px;margin:0 auto;display:flex}.custom-video-player video{object-fit:contain;width:calc(100% - 20px);height:auto;max-height:calc(100% - 40px);transition:filter .3s}.video-select{border:2px solid rgba(59,130,246,.2);border-radius:12px;width:100%;margin-bottom:20px;padding:12px;font-family:Montserrat,sans-serif;font-size:1rem;transition:all .3s}.video-select:focus{border-color:#3b82f6;outline:none;box-shadow:0 0 0 3px rgba(59,130,246,.1)}.video-select:disabled{cursor:not-allowed;opacity:.7;background:#f8fafc}.filter-controls h3{color:#1e293b;margin-bottom:20px;font-size:1.5rem;font-weight:600}.filter-select{border:2px solid rgba(59,130,246,.2);border-radius:12px;width:100%;margin-bottom:20px;padding:12px;font-family:Montserrat,sans-serif;font-size:1rem;transition:all .3s}.filter-select:focus{border-color:#3b82f6;outline:none;box-shadow:0 0 0 3px rgba(59,130,246,.1)}.filter-select:disabled{cursor:not-allowed;opacity:.7;background:#f8fafc}.filter-slider{align-items:center;gap:15px;margin-bottom:15px;display:flex}.filter-slider label{color:#1e293b;flex:0 0 100px;font-size:.9rem;font-weight:600}.filter-slider input[type=range]{-webkit-appearance:none;background:rgba(59,130,246,.2);border-radius:3px;outline:none;flex:1;height:6px;transition:all .3s}.filter-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;cursor:pointer;background:#3b82f6;border-radius:50%;width:16px;height:16px;box-shadow:0 2px 8px rgba(0,0,0,.15)}.filter-slider input[type=range]:focus::-webkit-slider-thumb{box-shadow:0 0 0 3px rgba(59,130,246,.3)}.filter-slider input[type=range]:disabled{cursor:not-allowed;opacity:.7;background:#e5e7eb}.filter-slider span{color:#64748b;font-size:.9rem}.process-video-button{color:#3b82f6;cursor:pointer;background:#fff;border:none;border-radius:12px;width:100%;padding:16px 40px;font-size:1.1rem;font-weight:700;transition:all .3s;display:inline-block;box-shadow:0 4px 20px rgba(0,0,0,.1)}.process-video-button:hover:not(:disabled){background:#f8fafc;transform:translateY(-3px);box-shadow:0 8px 30px 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h2{text-align:center;color:#1e293b;margin-bottom:20px;font-size:2.4rem;font-weight:700;line-height:1.3}.steps-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:50px;display:grid}.step-card{text-align:center;background:#fff;border:1px solid rgba(59,130,246,.1);border-radius:16px;padding:40px 30px;transition:all .3s;position:relative;box-shadow:0 6px 25px rgba(0,0,0,.08)}.step-card:hover{border-color:rgba(59,130,246,.2);box-shadow:0 10px 40px rgba(59,130,246,.15)}.step-number{color:#fff;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.2rem;font-weight:700;display:flex;position:absolute;top:-20px;left:50%;transform:translate(-50%);box-shadow:0 4px 15px rgba(59,130,246,.3)}.step-card h3{color:#1e293b;margin:20px 0 15px;font-size:1.4rem;font-weight:600}.step-card p{color:#64748b;font-size:1rem;line-height:1.6}.features-section{background:#fff;padding:80px 0}.features-section h2{text-align:center;color:#1e293b;margin-bottom:20px;font-size:2.4rem;font-weight:700;line-height:1.3}.features-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;margin-top:50px;display:grid}.feature-card{text-align:center;background:linear-gradient(145deg,#f8fafc,#fff);border:1px solid rgba(59,130,246,.05);border-radius:16px;padding:35px;transition:all .3s;position:relative;overflow:hidden;box-shadow:0 6px 25px rgba(0,0,0,.08)}.feature-card:before{content:"";background:linear-gradient(90deg,#3b82f6,#8b5cf6);height:4px;transition:transform .3s;position:absolute;top:0;left:0;right:0;transform:translate(-100%)}.feature-card:hover:before{transform:translate(0)}.feature-card:hover{transform:translateY(-5px);box-shadow:0 12px 45px rgba(59,130,246,.15)}.feature-icon{background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:20px;font-size:3rem;display:block}.feature-card h3{color:#1e293b;margin-bottom:15px;font-size:1.4rem;font-weight:600}.feature-card p{color:#64748b;font-size:1rem;line-height:1.6}.use-cases-section{background:#f1f5f9;padding:80px 0}.use-cases-section h2{text-align:center;color:#1e293b;margin-bottom:20px;font-size:2.4rem;font-weight:700;line-height:1.3}.use-cases-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px;margin-top:50px;display:grid}.use-case-card{background:#fff;border-left:4px solid #3b82f6;border-radius:12px;padding:30px;transition:all .3s;box-shadow:0 4px 20px rgba(0,0,0,.08)}.use-case-card:hover{transform:translateY(-3px);box-shadow:0 8px 35px rgba(59,130,246,.12)}.use-case-card h3{color:#1e293b;margin-bottom:15px;font-size:1.3rem;font-weight:600}.use-case-card p{color:#64748b;font-size:1rem;line-height:1.6}.testimonials-section{background:linear-gradient(135deg,#f8fafc 0%,#eef2ff 100%);padding:80px 0}.testimonials-section h2{text-align:center;color:#1e293b;margin-bottom:20px;font-size:2.4rem;font-weight:700;line-height:1.3}.testimonials-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px;margin-top:50px;display:grid}.testimonial-card{text-align:left;background:#fff;border-top:4px solid #3b82f6;border-radius:16px;padding:35px;transition:all .3s;position:relative;box-shadow:0 6px 25px rgba(0,0,0,.1)}.testimonial-card:before{content:"\"";color:#3b82f6;opacity:.3;font-family:serif;font-size:4rem;position:absolute;top:-10px;left:20px}.testimonial-card:hover{transform:translateY(-5px);box-shadow:0 12px 40px rgba(59,130,246,.15)}.testimonial-card p{color:#1e293b;margin-bottom:20px;font-size:1.1rem;font-style:italic;line-height:1.6}.testimonial-card cite{color:#3b82f6;margin-bottom:10px;font-size:1rem;font-style:normal;font-weight:600;display:block}.rating{color:#f59e0b;font-size:1.2rem}.faq-section{background:#fff;padding:80px 0}.faq-section h2{text-align:center;color:#1e293b;margin-bottom:20px;font-size:2.4rem;font-weight:700;line-height:1.3}.faq-grid{grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:25px;margin-top:50px;display:grid}.faq-item{background:linear-gradient(145deg,#f8fafc,#fff);border:1px solid rgba(59,130,246,.1);border-radius:12px;padding:30px;transition:all .3s;box-shadow:0 4px 20px rgba(0,0,0,.06)}.faq-item:hover{border-color:rgba(59,130,246,.2);transform:translateY(-3px);box-shadow:0 8px 30px rgba(59,130,246,.12)}.faq-item h3{color:#1e293b;margin-bottom:15px;font-size:1.3rem;font-weight:600;line-height:1.4}.faq-item p{color:#64748b;font-size:1rem;line-height:1.6}.video-output-section{background:#f8fafc;padding:80px 0}.video-output-section h2{text-align:center;color:#1e293b;margin-bottom:20px;font-size:2.4rem;font-weight:700;line-height:1.3}.download-button{color:#3b82f6;cursor:pointer;background:#fff;border:none;border-radius:12px;margin:20px auto;padding:16px 40px;font-size:1.1rem;font-weight:700;transition:all .3s;display:block;box-shadow:0 4px 20px rgba(0,0,0,.1)}.download-button:hover{background:#f8fafc;transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.2)}.error-message{color:#ef4444;text-align:center;background:rgba(239,68,68,.1);border-left:4px solid #ef4444;border-radius:12px;max-width:600px;margin:20px auto;padding:15px}.cta-section{text-align:center;color:#fff;background:linear-gradient(135deg,#3b82f6 0%,#8b5cf6 50%,#ec4899 100%);padding:80px 0;position:relative;overflow:hidden}.cta-section:before{content:"";opacity:.1;background:url("data:image/svg+xml,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 100 100\"><defs><pattern id=\"grain\" patternUnits=\"userSpaceOnUse\" width=\"100\" 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rgba(0,0,0,.2)}.cta-button:active{transform:translateY(-1px)}.cta-button:disabled{color:#6b7280;cursor:not-allowed;box-shadow:none;background:#e5e7eb;transform:none}.cta-features{flex-wrap:wrap;justify-content:center;gap:25px;margin-top:30px;display:flex}.cta-features span{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.1);border-radius:25px;padding:10px 20px;font-size:.95rem;font-weight:500}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:rgba(0,0,0,.5);justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.login-modal{text-align:center;background:#fff;border-radius:20px;width:90%;max-width:400px;padding:40px;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.3)}.modal-close-button{color:#64748b;cursor:pointer;background:0 0;border:none;font-size:1.5rem;transition:color .3s;position:absolute;top:15px;right:15px}.modal-close-button:hover{color:#3b82f6}.auth-container h1{color:#1e293b;margin-bottom:10px;font-size:2rem;font-weight:700}.auth-container p{color:#64748b;margin-bottom:20px;font-size:1rem}.loading-overlay{z-index:10;background:rgba(255,255,255,.9);flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.spinner{border:4px solid #3b82f6;border-top-color:transparent;border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-message{color:#ef4444;background:rgba(239,68,68,.1);border-left:4px solid #ef4444;border-radius:8px;margin-bottom:20px;padding:12px;font-size:.95rem}.success-message{color:#22c55e;background:rgba(34,197,94,.1);border-left:4px solid #22c55e;border-radius:8px;margin-bottom:20px;padding:12px;font-size:.95rem}.auth-form{flex-direction:column;gap:15px;display:flex}.auth-input-label{position:relative}.auth-input{border:2px solid rgba(59,130,246,.2);border-radius:12px;width:100%;padding:12px 15px;font-family:Montserrat,sans-serif;font-size:1rem;transition:all .3s}.auth-input:focus{border-color:#3b82f6;outline:none;box-shadow:0 0 0 3px rgba(59,130,246,.1)}.auth-input:disabled{cursor:not-allowed;opacity:.7;background:#f8fafc}.auth-input-label span{color:#64748b;pointer-events:none;font-size:.95rem;transition:all .3s;position:absolute;top:50%;left:15px;transform:translateY(-50%)}.auth-input:focus+span,.auth-input:not(:placeholder-shown)+span{color:#3b82f6;background:#fff;padding:0 5px;font-size:.8rem;top:-10px}.auth-button{color:#3b82f6;cursor:pointer;background:#fff;border:none;border-radius:12px;padding:16px 40px;font-size:1.1rem;font-weight:700;transition:all .3s;box-shadow:0 4px 20px rgba(0,0,0,.1)}.auth-button:hover:not(:disabled){background:#f8fafc;transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.2)}.auth-button:disabled{color:#6b7280;cursor:not-allowed;box-shadow:none;background:#e5e7eb;transform:none}.divider{color:#64748b;text-align:center;margin:20px 0;font-size:.95rem;position:relative}.divider:before,.divider:after{content:"";background:#e5e7eb;width:40%;height:1px;position:absolute;top:50%}.divider:before{left:0}.divider:after{right:0}.google-button{margin:20px 0}.auth-link{color:#64748b;font-size:.95rem}.auth-link a{color:#3b82f6;font-weight:600;text-decoration:none}.auth-link a:hover{text-decoration:underline}.video-controls{flex-shrink:0;align-items:center;gap:15px;margin-top:15px;display:flex}.play-pause-button{cursor:pointer;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;border-radius:50%;justify-content:center;align-items:center;width:50px;height:50px;font-size:18px;transition:all .3s;display:flex}.play-pause-button:hover{transform:scale(1.05);box-shadow:0 5px 15px rgba(102,126,234,.4)}.time-info{color:#1e293b;gap:5px;font-size:14px;font-weight:500;display:flex}.progress-bar{cursor:pointer;background:rgba(59,130,246,.2);border-radius:3px;flex-shrink:0;width:100%;height:6px;overflow:hidden}.progress-fill{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);height:100%;transition:width .1s}.video-container{background:#f8feff;border-radius:12px;flex:1;justify-content:center;align-items:center;width:100%;display:flex;position:relative;overflow:hidden}.video-container video{object-fit:contain;width:100%;height:100%;display:block}.subtitle-overlay{z-index:10;pointer-events:none;text-shadow:none;position:absolute}.subtitle-overlay span{display:inline-block}.subtitle-editor{background:#f8fafc;border:1px solid rgba(59,130,246,.1);border-radius:12px;flex-direction:column;gap:15px;padding:20px;display:flex}.subtitle-editor 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