.logo-svg{height:100%;width:auto;display:block;transition:transform .3s cubic-bezier(.4,0,.2,1),filter .3s ease;filter:drop-shadow(0 2px 4px rgba(102,126,234,.2))}.logo-link:hover .logo-svg{transform:scale(1.08);filter:drop-shadow(0 4px 8px rgba(102,126,234,.3))}.logo-link:active .logo-svg{transform:scale(1.02)}.logo-link{display:flex;align-items:center;height:44px;margin-right:.75rem}@media (max-width: 768px){.logo-link{height:38px;margin-right:.5rem}.logo-svg{filter:drop-shadow(0 1px 2px rgba(102,126,234,.15))}}.header{background:#fff;border-bottom:1px solid #e0e0e0;padding:1rem 0}.header-content{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;gap:1rem}.logo-link{text-decoration:none;display:flex;align-items:center;height:40px;margin-right:.5rem}@media (max-width: 768px){.logo-link{height:36px}}.header-title{font-size:1.3rem;font-weight:600;color:#2c3e50;letter-spacing:-.02em}@media (max-width: 768px){.header-content{padding:0 .5rem}.logo{font-size:1.2rem}.header-title{font-size:1rem}}.upload-section{margin-bottom:2rem}.upload-area{border:2px dashed #ccc;border-radius:8px;padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .3s ease;background:#fafafa}.upload-area:hover{border-color:#667eea;background:#f0f0ff}.upload-area.dragging{border-color:#667eea;background:#e8e8ff;transform:scale(1.02)}.upload-area.has-file{border-color:#4caf50;background:#f1f8f4}.upload-placeholder{color:#666}.upload-placeholder p{margin:.5rem 0;font-size:1rem}.upload-placeholder p:first-child{font-weight:600;color:#333}.file-info{color:#333;display:flex;flex-direction:column;align-items:center;gap:1rem}.image-preview{width:100%;max-width:500px;max-height:400px;border-radius:8px;overflow:hidden;background:#f0f0f0;display:flex;align-items:center;justify-content:center}.preview-image{max-width:100%;max-height:400px;object-fit:contain;display:block}.file-details{display:flex;flex-direction:column;align-items:center;gap:.5rem}.file-name{font-weight:600;font-size:1.1rem;color:#4caf50;margin:0}.file-size{color:#666;font-size:.9rem;margin:0}.click-to-change{color:#667eea;font-size:.9rem;margin:0;margin-top:.5rem}@media (max-width: 768px){.upload-area{padding:2rem 1rem}.upload-placeholder p{font-size:.9rem}.image-preview,.preview-image{max-height:300px}.file-info{gap:.75rem}}.settings-section{margin-bottom:1.5rem}.settings-title{font-size:1.2rem;font-weight:600;color:#333;margin-bottom:1rem}.settings-label{display:block;font-weight:600;margin-bottom:.75rem;color:#333;font-size:1rem}.quality-slider{width:100%;height:8px;border-radius:4px;background:#e0e0e0;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.quality-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#667eea;cursor:pointer;transition:background .2s}.quality-slider::-webkit-slider-thumb:hover{background:#5568d3}.quality-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#667eea;cursor:pointer;border:none;transition:background .2s}.quality-slider::-moz-range-thumb:hover{background:#5568d3}.slider-labels{display:flex;justify-content:space-between;margin-top:.5rem;font-size:.85rem;color:#666}.result-section{margin-top:2rem;padding:1.5rem;background:#f8f9fa;border-radius:8px;border:1px solid #e0e0e0}.result-section h3{margin-bottom:1rem;color:#333;font-size:1.3rem}.result-stats{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.stat-item{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid #e0e0e0}.stat-item:last-child{border-bottom:none}.stat-label{font-weight:500;color:#666}.stat-value{font-weight:600;color:#333;font-size:1.1rem}.stat-value.saved{color:#4caf50}.stat-value.increased{color:#f44336}.download-button{width:100%;padding:.875rem 2rem;font-size:1rem;font-weight:600;color:#fff;background:#4caf50;border:none;border-radius:6px;cursor:pointer;transition:background .2s,transform .2s}.download-button:hover{background:#45a049;transform:translateY(-2px)}.download-button:active{transform:translateY(0)}.result-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 2rem;min-height:200px}.loading-spinner{position:relative;width:64px;height:64px;margin-bottom:1.5rem}.spinner-ring{position:absolute;width:100%;height:100%;border:3px solid transparent;border-top-color:#667eea;border-radius:50%;animation:spin 1.2s cubic-bezier(.5,0,.5,1) infinite}.spinner-ring:nth-child(1){animation-delay:-.45s;border-top-color:#667eea}.spinner-ring:nth-child(2){animation-delay:-.3s;border-top-color:#764ba2;width:80%;height:80%;top:10%;left:10%}.spinner-ring:nth-child(3){animation-delay:-.15s;border-top-color:#667eea;width:60%;height:60%;top:20%;left:20%}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-text{font-size:1rem;color:#666;font-weight:500;margin:0;letter-spacing:.01em}@media (max-width: 768px){.result-section{padding:1rem}.stat-item{flex-direction:column;align-items:flex-start;gap:.25rem}.result-loading{padding:2rem 1rem;min-height:150px}.loading-spinner{width:48px;height:48px;margin-bottom:1rem}.loading-text{font-size:.9rem}}.trust-section{background:#fff;border-radius:8px;padding:2rem 2rem 2.5rem;box-shadow:0 2px 8px #0000001a;margin-bottom:2rem;border-bottom:1px solid #e0e0e0}.trust-section h2{margin-bottom:1.5rem;color:#333;font-size:1.5rem}.trust-list{list-style:none;display:flex;flex-direction:column;gap:1rem}.trust-list li{font-size:1.1rem;color:#4caf50;font-weight:500}@media (max-width: 768px){.trust-section{padding:1.5rem}.trust-section h2{font-size:1.3rem}.trust-list li{font-size:1rem}}.faq-section{background:#fff;border-radius:8px;padding:2rem 2rem 2.5rem;box-shadow:0 2px 8px #0000001a;margin-bottom:2rem;border-bottom:1px solid #e0e0e0}.faq-section h2{margin-bottom:1.5rem;color:#333;font-size:1.5rem}.faq-list{display:flex;flex-direction:column;gap:1.5rem}.faq-item{padding-bottom:1.5rem;border-bottom:1px solid #e0e0e0}.faq-item:last-child{border-bottom:none;padding-bottom:0}.faq-question{font-size:1.1rem;font-weight:600;color:#333;margin-bottom:.5rem}.faq-answer{font-size:1rem;color:#666;line-height:1.6}.faq-answer .contact-link{color:#667eea;text-decoration:none;transition:color .2s}.faq-answer .contact-link:hover{color:#5568d3;text-decoration:underline}.faq-item#contact{scroll-margin-top:2rem}@media (max-width: 768px){.faq-section{padding:1.5rem}.faq-section h2{font-size:1.3rem}.faq-question{font-size:1rem}.faq-answer{font-size:.95rem}}.toast{position:fixed;top:2rem;right:2rem;z-index:1000;opacity:0;transform:translateY(-20px);transition:opacity .3s ease,transform .3s ease;pointer-events:none}.toast-visible{opacity:1;transform:translateY(0);pointer-events:auto}.toast-content{display:flex;align-items:center;gap:.75rem;padding:1rem 1.5rem;background:#fff;border-radius:8px;box-shadow:0 4px 12px #00000026;border:1px solid #e0e0e0;min-width:280px;animation:slideInRight .3s ease}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.toast-icon{width:20px;height:20px;flex-shrink:0;color:#4caf50;stroke-width:3}.toast-message{font-size:.95rem;font-weight:500;color:#333;line-height:1.4}@media (max-width: 768px){.toast{top:1rem;right:1rem;left:1rem}.toast-content{min-width:auto;padding:.875rem 1.25rem}.toast-message{font-size:.9rem}}.footer{background:#fff;border-top:1px solid #e0e0e0;padding:1.5rem 1rem;margin-top:2rem}.footer-content{max-width:1200px;margin:0 auto}.footer-links{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:.5rem}.footer-link{color:#667eea;text-decoration:none;font-size:.95rem;transition:color .2s}.footer-link:hover{color:#5568d3;text-decoration:underline}.footer-separator{color:#ccc;margin:0 .25rem}@media (max-width: 768px){.footer{padding:1rem .5rem}.footer-links{gap:.25rem}.footer-link{font-size:.85rem}.footer-separator{margin:0 .15rem}}.page-container{background:#fff;border-radius:8px;padding:2rem;box-shadow:0 2px 8px #0000001a;margin-bottom:2rem}.page-container h1{font-size:2.5rem;margin-bottom:1.5rem;color:#2c3e50;text-align:center}.page-content{font-size:1.1rem;color:#666;line-height:1.8}.page-content p{margin-bottom:1rem}.page-content ul,.page-content ol{margin-left:2rem;margin-bottom:1rem}.page-content li{margin-bottom:.5rem}.page-content h2{font-size:1.5rem;font-weight:600;color:#2c3e50;margin-top:2rem;margin-bottom:1rem}.page-content h2:first-of-type{margin-top:1.5rem}.last-updated{color:#999;font-size:.95rem;font-style:italic;margin-bottom:1.5rem}.page-content .external-link,.page-content .contact-link{color:#667eea;text-decoration:none;transition:color .2s}.page-content .external-link:hover,.page-content .contact-link:hover{color:#5568d3;text-decoration:underline}.contact-note{font-style:italic;color:#999;font-size:.95rem}@media (max-width: 768px){.page-container{padding:1.5rem}.page-container h1{font-size:2rem}.page-content{font-size:1rem}}.app{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;max-width:900px;width:100%;margin:0 auto;padding:2rem 1rem}.hero-section{text-align:center;margin-bottom:3rem;padding-bottom:2.5rem;border-bottom:1px solid #e0e0e0}.hero-section h1{font-size:2.75rem;margin-bottom:1.5rem;color:#2c3e50;font-weight:700;letter-spacing:-.02em}.hero-description-block{max-width:700px;margin:0 auto}.hero-description-main{font-size:1.4rem;color:#2c3e50;line-height:1.6;margin-bottom:1.5rem;font-weight:500}.hero-highlights{display:flex;flex-direction:column;align-items:flex-start;gap:.75rem;padding:1.5rem 2rem;background:linear-gradient(135deg,#667eea14,#764ba214);border-radius:12px;border:1px solid rgba(102,126,234,.15)}.highlight-item{display:flex;align-items:center;gap:.75rem;width:100%;justify-content:flex-start}.highlight-icon{width:22px;height:22px;flex-shrink:0;color:#4caf50;stroke-width:3}.highlight-text{font-size:1.1rem;color:#2c3e50;font-weight:600;letter-spacing:-.01em}.tool-section{background:#fff;border-radius:8px;padding:2rem 2rem 2.5rem;box-shadow:0 2px 8px #0000001a;margin-bottom:2rem;border-bottom:1px solid #e0e0e0}.compress-button{width:100%;padding:1rem 2rem;font-size:1.1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:6px;cursor:pointer;transition:transform .2s,box-shadow .2s;margin-top:1.5rem}.compress-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.compress-button:active:not(:disabled){transform:translateY(0)}.compress-button:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 768px){.main-content{padding:1rem .5rem}.hero-section{margin-bottom:2rem;padding-bottom:2rem}.hero-section h1{font-size:2rem;margin-bottom:1.25rem}.hero-description-block{padding:0 .5rem}.hero-description-main{font-size:1.2rem;margin-bottom:1.25rem}.hero-highlights{padding:1.25rem 1.5rem;gap:.625rem}.highlight-item{gap:.625rem}.highlight-icon{width:20px;height:20px}.highlight-text{font-size:1rem}.tool-section{padding:1.5rem}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5;color:#333;line-height:1.6}#root{min-height:100vh;display:flex;flex-direction:column}html{scroll-behavior:smooth}