.landing-page{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.6;color:#333;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:0 20px}.landing-header{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;box-shadow:0 2px 20px #0000001a}.landing-header nav{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;color:#6366f1;text-decoration:none}.nav-links{display:flex;list-style:none;gap:2rem;margin:0;padding:0}.nav-links a{color:#4b5563;text-decoration:none;font-weight:500;transition:color .3s ease}.nav-links a:hover{color:#6366f1}.hero{padding:8rem 0 4rem;text-align:center;color:#fff;position:relative;overflow:hidden;background:linear-gradient(135deg,#667eea,#764ba2,#f093fb)}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 80%,rgba(120,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,118,117,.3) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(120,119,198,.2) 0%,transparent 50%);animation:gradientShift 8s ease-in-out infinite}.hero:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:rgba(255,255,255,0.1);stop-opacity:1" /><stop offset="100%" style="stop-color:rgba(255,255,255,0.05);stop-opacity:1" /></linearGradient></defs><polygon fill="url(%23grad1)" points="0,1000 1000,200 1000,1000"/></svg>');background-size:cover}.hero-content{position:relative;z-index:1}.hero h1{font-size:3.5rem;font-weight:700;margin-bottom:1.5rem;background:linear-gradient(45deg,#fff,#e2e8f0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:fadeInUp 1s ease-out}.hero p{font-size:1.25rem;margin-bottom:2rem;opacity:.9;max-width:600px;margin-left:auto;margin-right:auto;animation:fadeInUp 1s ease-out .2s both}.cta-button{background:linear-gradient(45deg,#111827,#1f2937);color:#fff;padding:1rem 2rem;font-size:1.1rem;font-weight:600;border:none;border-radius:50px;cursor:pointer;text-decoration:none;display:inline-block;transition:all .3s ease;box-shadow:0 4px 15px #0000004d;animation:fadeInUp 1s ease-out .4s both}.cta-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0006;background:linear-gradient(45deg,#000,#111827)}.features{padding:6rem 0;background:#fff}.section-title{text-align:center;font-size:2.5rem;font-weight:700;color:#1f2937;margin-bottom:3rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-top:3rem}.feature-card{background:#fff;padding:2rem;border-radius:20px;box-shadow:0 10px 30px #0000001a;transition:transform .3s ease,box-shadow .3s ease;border:1px solid #e5e7eb}.feature-card:hover{transform:translateY(-5px);box-shadow:0 20px 40px #00000026}.feature-icon{width:60px;height:60px;background:linear-gradient(45deg,#8b5cf6,#6366f1);border-radius:15px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;font-size:1.5rem;color:#fff}.feature-card h3{font-size:1.5rem;font-weight:600;color:#1f2937;margin-bottom:1rem}.feature-card p{color:#6b7280;line-height:1.6}.examples{padding:6rem 0;background:#f9fafb}.example-container{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-top:3rem}.example-box{background:#fff;border-radius:15px;padding:1.5rem;box-shadow:0 5px 20px #0000001a}.example-header{display:flex;align-items:center;margin-bottom:1rem;font-weight:600;color:#1f2937}.example-header:before{content:"";width:8px;height:8px;border-radius:50%;margin-right:.5rem}.raw-example .example-header:before{background:#ef4444}.clean-example .example-header:before{background:#10b981}.example-content{background:#f8fafc;padding:1rem;border-radius:10px;font-family:Courier New,monospace;font-size:.9rem;line-height:1.5;color:#374151;border-left:4px solid #e5e7eb}.clean-example .example-content{border-left-color:#10b981}.raw-example .example-content{border-left-color:#ef4444}.flag{background:linear-gradient(45deg,#8b5cf6,#6366f1);color:#fff;padding:.1rem .3rem;border-radius:4px;font-size:.8rem}.chunk{background:#e0e7ff;border:1px solid #6366f1;padding:.3rem .5rem;border-radius:5px;margin:.5rem 0;font-weight:600;font-size:.8rem;color:#4338ca}.cta-section{padding:6rem 0;background:#fff;text-align:center}.cta-section h2{font-size:2.5rem;font-weight:700;color:#1f2937;margin-bottom:1rem}.cta-section p{font-size:1.2rem;color:#6b7280;margin-bottom:2rem;max-width:600px;margin-left:auto;margin-right:auto}.landing-footer{background:#1f2937;color:#fff;padding:2rem 0;text-align:center}.footer-bottom{color:#9ca3af;font-size:.9rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes gradientShift{0%,to{transform:translate(0) rotate(0);opacity:1}50%{transform:translate(5%) rotate(1deg);opacity:.8}}@media (max-width: 768px){.hero h1{font-size:2.5rem}.hero p{font-size:1.1rem}.nav-links{display:none}.example-container,.features-grid{grid-template-columns:1fr}}:root{--header-height: 60px;--background-color: #f0f2f5;--panel-background: #ffffff;--border-color: #d9d9d9;--text-color: #333;--primary-color: #1890ff;--added-bg: #e6ffed;--removed-bg: #ffeef0;--font-family-mono: "Courier New", Courier, monospace}body{margin:0;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:var(--background-color);color:var(--text-color)}.app{display:flex;flex-direction:column;min-height:100vh}.header{display:flex;justify-content:space-between;align-items:center;padding:0 20px;height:var(--header-height);background-color:var(--panel-background);border-bottom:1px solid var(--border-color);flex-shrink:0}.header h1{font-size:1.5em;margin:0}.controls{display:flex;gap:10px;align-items:center}.controls select,.controls button{padding:8px 12px;border:1px solid var(--border-color);border-radius:4px;background-color:#fff;cursor:pointer;transition:all .3s}.controls button:hover{border-color:var(--primary-color);color:var(--primary-color)}.provider-indicator{font-size:.9em;color:#666;font-style:italic;white-space:nowrap}.main-content{display:flex;flex-direction:column;padding:20px;gap:20px;min-height:calc(100vh - var(--header-height))}.input-area{display:flex;flex-direction:column;gap:10px;flex-shrink:0}.button-container{display:flex;gap:10px;justify-content:flex-end}.raw-textarea{width:100%;min-height:100px;padding:10px;border:1px solid var(--border-color);border-radius:4px;resize:vertical;font-family:var(--font-family-mono);font-size:14px}.analyze-button{padding:10px 20px;border:none;border-radius:4px;background-color:var(--primary-color);color:#fff;cursor:pointer;font-size:1em}.analyze-button:disabled{background-color:#a0c6ff;cursor:not-allowed}.diff-container{position:relative;flex-grow:1;display:flex;overflow:hidden;height:100%}.loading-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#fffc;display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:10}.spinner{border:4px solid rgba(0,0,0,.1);width:36px;height:36px;border-radius:50%;border-left-color:var(--primary-color);animation:spin 1s ease infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.split-view{display:flex;gap:20px;flex-grow:1;overflow:hidden;width:100%}.panel{display:flex;flex-direction:column;flex:1;background-color:var(--panel-background);border:1px solid var(--border-color);border-radius:4px;overflow:hidden}.panel h2{font-size:1.2em;margin:0;padding:10px;border-bottom:1px solid var(--border-color);flex-shrink:0}.diff-pane{flex-grow:1;overflow-y:auto;padding:10px;font-family:var(--font-family-mono);font-size:14px;white-space:pre-wrap}.diff-line{min-height:21px;padding:0 10px;line-height:21px;display:flex;align-items:center}.diff-line.added{background-color:var(--added-bg)}.diff-line.removed{background-color:var(--removed-bg)}.diff-line.placeholder{background-color:#f6f8fa}.diff-indicator{display:inline-block;width:20px;text-align:center;font-weight:700;color:#666}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center}.modal{background-color:var(--panel-background);padding:20px;border-radius:8px;width:500px;max-width:90%}.modal h2{margin-top:0}.settings-form .form-group{margin-bottom:15px}.settings-form label{display:block;margin-bottom:5px}.settings-form .form-input,.settings-form .form-range{width:100%;padding:8px;box-sizing:border-box}.close-button{padding:10px 15px;border:none;border-radius:4px;background-color:var(--primary-color);color:#fff;cursor:pointer;float:right}.preprocessing-section{display:flex;flex-direction:column;gap:10px;height:600px}.preprocessing-section h2{margin:0 0 10px;font-size:1.2em;color:var(--text-color)}.chunked-section{display:flex;flex-direction:column;gap:10px;height:600px}.chunked-section h2{margin:0 0 10px;font-size:1.2em;color:var(--text-color)}*{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}#root{height:100vh;width:100vw}