.site-header{position:sticky;top:0;z-index:50;width:100%;border-bottom:1px solid var(--border);background-color:#fffc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.header-container{display:flex;height:3rem;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.25rem;color:var(--foreground)}.logo-icon{width:24px;height:24px;color:var(--primary)}.nav-desktop{display:none;gap:1.5rem;align-items:center}.nav-link{font-size:.875rem;font-weight:500;color:var(--foreground);transition:color .2s}.nav-link:hover{color:var(--primary)}.social-icons{display:flex;align-items:center;gap:.75rem;margin-left:1rem;padding-left:1rem;border-left:1px solid var(--border)}.social-icon{display:flex;align-items:center;justify-content:center;color:#64748b;transition:color .2s,transform .2s}.social-icon:hover{color:var(--primary);transform:translateY(-2px)}.nav-mobile-btn{display:flex;padding:.5rem;background:transparent;border:none;color:var(--foreground)}.site-footer{border-top:1px solid var(--border);background-color:var(--card);padding:3rem 0;margin-top:auto}.footer-content{display:grid;gap:2rem;grid-template-columns:1fr}.footer-brand h3{font-size:1.25rem;font-weight:700;margin-bottom:.5rem}.footer-brand p{color:#64748b;font-size:.875rem;max-width:300px}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}.footer-col h4{font-size:.875rem;font-weight:600;margin-bottom:1rem}.footer-col ul{list-style:none}.footer-col li{margin-bottom:.5rem}.footer-col a{font-size:.875rem;color:#64748b;transition:color .2s}.footer-col a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid var(--border);margin-top:3rem;padding-top:1.5rem;display:flex;flex-direction:column;align-items:center;gap:1rem;font-size:.875rem;color:#64748b}@media (min-width: 768px){.nav-desktop{display:flex}.nav-mobile-btn{display:none}.footer-content{grid-template-columns:2fr 3fr}.footer-links{grid-template-columns:repeat(3,1fr)}.footer-bottom{flex-direction:row;justify-content:space-between}}:root{--primary-h: 255;--primary-s: 85%;--primary-l: 60%;--primary: hsl(var(--primary-h), var(--primary-s), var(--primary-l));--primary-foreground: hsl(0, 0%, 100%);--secondary: hsl(255, 20%, 96%);--secondary-foreground: hsl(255, 80%, 20%);--background: hsl(0, 0%, 100%);--foreground: hsl(222, 47%, 11%);--card: hsl(0, 0%, 100%);--card-foreground: hsl(222, 47%, 11%);--border: hsl(214, 32%, 91%);--input: hsl(214, 32%, 91%);--bg-card: #ffffff;--text-secondary: #64748b;--tool-card-hover-translate: -4px;--tool-card-hover-shadow: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius: .75rem;--font-sans: "Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0;border-color:var(--border)}body{font-family:var(--font-sans);background-color:#f8fafc;color:var(--foreground);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.5}#root{min-height:100vh;display:flex;flex-direction:column}a{text-decoration:none;color:inherit}button{cursor:pointer;font-family:inherit}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.tool-upload-area{position:relative;transition:all .2s ease}.tool-btn-primary{display:inline-flex;align-items:center;justify-content:center;transition:opacity .2s ease}.tool-workspace{width:100%;margin:0 auto}.tool-feature-block{transition:transform .2s ease}.tool-feature-block:hover{transform:translateY(-2px)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background-color:#0000001a;border-radius:99px}::-webkit-scrollbar-thumb:hover{background-color:#0003}.features-section{display:grid!important;gap:2rem!important;grid-template-columns:1fr!important}@media (min-width: 640px){.features-section{grid-template-columns:repeat(2,1fr)!important}}@media (min-width: 1024px){.features-section{grid-template-columns:repeat(3,1fr)!important}}.tool-card{transition:transform .2s ease,box-shadow .2s ease}.tool-card:hover{transform:translateY(var(--tool-card-hover-translate));box-shadow:var(--tool-card-hover-shadow)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}.error-card{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;background-color:#fef2f2;border:1px solid #fee2e2;border-radius:.75rem;width:100%;max-width:32rem;margin:0 auto;box-shadow:0 1px 2px #0000000d}.error-icon-wrapper{width:4rem;height:4rem;background-color:#fee2e2;color:#dc2626;border-radius:9999px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.error-title{font-size:1.25rem;font-weight:700;color:#1f2937;margin-bottom:.5rem}.error-message{color:#4b5563;margin-bottom:1.5rem;text-align:center;line-height:1.625}.error-actions{display:flex;gap:1rem}.btn-refresh{padding:.625rem 1.5rem;border-radius:.5rem;font-weight:500;color:#374151;background-color:#fff;border:1px solid #e5e7eb;transition:background-color .2s}.btn-refresh:hover{background-color:#f9fafb}.btn-retry{padding:.625rem 1.5rem;border-radius:.5rem;font-weight:500;color:#fff;background-color:#dc2626;border:none;box-shadow:0 1px 3px #0000001a;transition:opacity .2s}.btn-retry:hover{opacity:.9}.error-tip{font-size:.75rem;color:#9ca3af;margin-top:1.5rem;max-width:20rem;text-align:center}