:root{--color-primary:#6366f1;--color-primary-dark:#4f46e5;--color-secondary:#8b5cf6;--color-success:#10b981;--color-warning:#f59e0b;--color-info:#06b6d4;--color-accent:#ec4899;--color-error:#ef4444;--color-bg:#f8fafc;--color-surface:#fff;--color-surface-alt:#f1f5f9;--color-text:#1e293b;--color-text-secondary:#64748b;--color-border:#e2e8f0;--color-shadow:rgba(0,0,0,0.1);--color-overlay:rgba(0,0,0,0.5);--font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-family-mono:'Consolas','Monaco','Courier New',monospace;--font-size-base:16px;--font-size-sm:14px;--font-size-lg:18px;--font-size-xl:24px;--spacing-xs:.5rem;--spacing-sm:.75rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--transition-fast:150ms ease-in-out;--transition-base:250ms ease-in-out;--transition-slow:350ms ease-in-out;--z-dropdown:50;--z-sticky:100;--z-modal:1000;--z-toast:1100}[data-theme="dark"]{--color-bg:#0f172a;--color-surface:#1e293b;--color-surface-alt:#334155;--color-text:#f1f5f9;--color-text-secondary:#94a3b8;--color-border:#334155;--color-shadow:rgba(0,0,0,0.4);--color-overlay:rgba(0,0,0,0.7)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:var(--font-size-base);scroll-behavior:smooth}body{font-family:var(--font-family);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;transition:background var(--transition-base),color var(--transition-base)}.navbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:var(--spacing-md) 0;position:sticky;top:0;z-index:var(--z-sticky);backdrop-filter:blur(10px);background:rgba(255,255,255,0.9);box-shadow:0 1px 3px var(--color-shadow);transition:all var(--transition-base)}[data-theme="dark"] .navbar{background:rgba(30,41,59,0.9)}.nav-container{max-width:1400px;margin:0 auto;padding:0 var(--spacing-lg);display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-lg)}.nav-brand{display:flex;align-items:center;gap:var(--spacing-sm);font-weight:600;font-size:var(--font-size-lg)}.brand-icon{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:white;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-weight:700;font-size:var(--font-size-xl)}.brand-name{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-menu{display:flex;align-items:center;gap:var(--spacing-sm);flex:1;justify-content:center}.nav-item{position:relative}.nav-link{background:transparent;border:0;color:var(--color-text);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-family:var(--font-family);font-size:var(--font-size-base);font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.nav-link:hover{background:var(--color-surface-alt);color:var(--color-primary)}.dropdown-content{position:absolute;top:calc(100% + 0.5rem);left:0;min-width:200px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:0 8px 24px var(--color-shadow);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--transition-base);z-index:var(--z-dropdown);padding:.5rem 0;pointer-events:none}.dropdown-content.wide{min-width:420px;display:grid;grid-template-columns:1fr 1fr;gap:0;padding:.75rem}.dropdown-content.wide .dropdown-divider{grid-column:1 / -1}.dropdown:hover .dropdown-content,.nav-item.dropdown:hover .dropdown-content{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.dropdown-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);color:var(--color-text);text-decoration:none;transition:all var(--transition-fast);font-size:var(--font-size-sm)}.dropdown-item:hover{background:var(--color-surface-alt);color:var(--color-primary)}.dropdown-item.coming-soon{opacity:.5;cursor:not-allowed}.dropdown-divider{height:1px;background:var(--color-border);margin:var(--spacing-xs) 0}.theme-toggle{background:var(--color-surface-alt);border:1px solid var(--color-border);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-full);cursor:pointer;display:flex;align-items:center;gap:var(--spacing-xs);transition:all var(--transition-fast);font-size:var(--font-size-lg)}.theme-toggle:hover{transform:scale(1.05);box-shadow:0 4px 12px var(--color-shadow)}.theme-icon{transition:opacity var(--transition-fast)}[data-theme="light"] .dark-icon,[data-theme="dark"] .light-icon{display:none}.hamburger-btn{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;background:transparent;border:0;cursor:pointer;padding:var(--spacing-sm);z-index:1001;border-radius:var(--radius-md);transition:all var(--transition-fast)}@media(max-width:1024px){.hamburger-btn{display:flex}}.hamburger-btn:hover{background:var(--color-surface-alt)}.hamburger-line,.hamburger-btn span{width:24px;height:3px;background:var(--color-text);border-radius:var(--radius-full);transition:all var(--transition-base);display:block}.hamburger-btn.active .hamburger-line:nth-child(1),.hamburger-btn.active span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}.hamburger-btn.active .hamburger-line:nth-child(2),.hamburger-btn.active span:nth-child(2){opacity:0}.hamburger-btn.active .hamburger-line:nth-child(3),.hamburger-btn.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.nav-actions{display:flex;align-items:center;gap:var(--spacing-sm)}.main-container{max-width:1400px;margin:0 auto;padding:var(--spacing-2xl) var(--spacing-lg);width:100%;flex:1}.upload-section{margin-bottom:var(--spacing-xl)}.upload-zone{background:var(--color-surface);border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-2xl);text-align:center;cursor:pointer;transition:all var(--transition-base)}.upload-zone:hover,.upload-zone.dragover{border-color:var(--color-primary);background:var(--color-surface-alt);transform:translateY(-2px);box-shadow:0 8px 20px var(--color-shadow)}.upload-icon{font-size:48px;margin-bottom:var(--spacing-md);animation:float 3s ease-in-out infinite}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}.upload-text{color:var(--color-text-secondary);font-size:var(--font-size-lg)}.upload-link{color:var(--color-primary);text-decoration:underline;cursor:pointer;font-weight:500}.actions-section{display:flex;flex-wrap:wrap;gap:var(--spacing-md);margin-bottom:var(--spacing-xl);justify-content:center}.button-group{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-lg);border:0;border-radius:var(--radius-md);font-family:var(--font-family);font-size:var(--font-size-base);font-weight:500;cursor:pointer;transition:all var(--transition-fast);position:relative;overflow:hidden;white-space:nowrap}.btn::before{content:'';position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,0.3);transform:translate(-50%,-50%);transition:width var(--transition-base),height var(--transition-base)}.btn:hover::before{width:300px;height:300px}.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--color-shadow)}.btn:active{transform:translateY(0)}.btn-icon{font-size:var(--font-size-lg)}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:white}.btn-secondary{background:linear-gradient(135deg,var(--color-secondary),#7c3aed);color:white}.btn-success{background:linear-gradient(135deg,var(--color-success),#059669);color:white}.btn-info{background:linear-gradient(135deg,var(--color-info),#0891b2);color:white}.btn-warning{background:linear-gradient(135deg,var(--color-warning),#d97706);color:white}.btn-accent{background:linear-gradient(135deg,var(--color-accent),#db2777);color:white}.editor-section{margin-bottom:var(--spacing-xl)}.editor-container{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-lg)}.editor-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 4px 12px var(--color-shadow);transition:all var(--transition-base);display:flex;flex-direction:column}.editor-panel:hover{box-shadow:0 8px 24px var(--color-shadow)}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) var(--spacing-lg);background:var(--color-surface-alt);border-bottom:1px solid var(--color-border);flex-shrink:0}.panel-title{font-size:var(--font-size-lg);font-weight:600;color:var(--color-text)}.panel-actions{display:flex;align-items:center;gap:var(--spacing-md)}.btn-icon-action{background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--spacing-xs);cursor:pointer;color:var(--color-text-secondary);font-size:20px;line-height:1;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;width:32px;height:32px}.btn-icon-action:hover{background:var(--color-surface);color:var(--color-primary);border-color:var(--color-primary);transform:scale(1.1)}.char-count{font-size:var(--font-size-sm);color:var(--color-text-secondary);font-weight:400}.textarea-wrapper{position:relative;flex:1;display:flex}.json-textarea{width:100%;min-height:500px;padding:var(--spacing-lg);border:0;background:var(--color-surface);color:var(--color-text);font-family:var(--font-family-mono);font-size:var(--font-size-sm);line-height:1.6;resize:vertical;transition:background var(--transition-base),color var(--transition-base);flex:1}.json-textarea:focus{outline:0;background:var(--color-bg)}.json-textarea::placeholder{color:var(--color-text-secondary);opacity:.6}.error-indicator{position:absolute;left:0;width:4px;background:var(--color-error);transition:all var(--transition-base);pointer-events:none;z-index:1}.error-details{display:flex;align-items:start;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:rgba(239,68,68,0.1);border-top:1px solid rgba(239,68,68,0.2);color:var(--color-error);font-size:var(--font-size-sm)}.error-icon{font-size:var(--font-size-lg);flex-shrink:0}.error-info{flex:1}.error-location{font-weight:600;margin-bottom:var(--spacing-xs)}.error-message{color:var(--color-text-secondary)}.fullscreen-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--color-overlay);z-index:var(--z-modal);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all var(--transition-base);backdrop-filter:blur(4px)}.fullscreen-modal.active{opacity:1;visibility:visible}.fullscreen-content{background:var(--color-surface);border-radius:var(--radius-lg);width:95%;height:90%;max-width:1400px;box-shadow:0 20px 60px rgba(0,0,0,0.3);display:flex;flex-direction:column;transform:scale(0.9);transition:transform var(--transition-base)}.fullscreen-modal.active .fullscreen-content{transform:scale(1)}.fullscreen-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-lg);border-bottom:1px solid var(--color-border);flex-shrink:0}.fullscreen-title{font-size:var(--font-size-xl);font-weight:600;color:var(--color-text)}.close-fullscreen{background:transparent;border:0;color:var(--color-text-secondary);font-size:32px;cursor:pointer;width:40px;height:40px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);line-height:1}.close-fullscreen:hover{background:var(--color-surface-alt);color:var(--color-error)}.fullscreen-body{flex:1;overflow:auto;padding:var(--spacing-lg)}.fullscreen-output{font-family:var(--font-family-mono);font-size:var(--font-size-sm);line-height:1.6;color:var(--color-text);white-space:pre-wrap;word-wrap:break-word;margin:0}.message-container{position:fixed;top:100px;right:var(--spacing-lg);max-width:400px;z-index:var(--z-toast)}.message{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md) var(--spacing-lg);margin-bottom:var(--spacing-sm);box-shadow:0 8px 24px var(--color-shadow);animation:slideIn var(--transition-base);display:flex;align-items:start;gap:var(--spacing-sm)}@keyframes slideIn{from{transform:translateX(400px);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes slideOut{to{transform:translateX(400px);opacity:0}}.message-icon{font-size:var(--font-size-xl);flex-shrink:0}.message-content{flex:1}.message-title{font-weight:600;margin-bottom:var(--spacing-xs)}.message-text{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.5}.message.success{border-left:4px solid var(--color-success)}.message.error{border-left:4px solid var(--color-error)}.message.info{border-left:4px solid var(--color-info)}.message-close{background:transparent;border:0;color:var(--color-text-secondary);cursor:pointer;font-size:1.5rem;line-height:1;padding:0;margin-left:auto;opacity:.6;transition:all .2s ease;flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm)}.message-close:hover{opacity:1;background:var(--color-surface-alt);color:var(--color-error)}.footer{background:linear-gradient(180deg,#f1f5f9 0,#e2e8f0 100%);border-top:1px solid var(--color-border);padding:4rem 0 2rem;margin-top:4rem;transition:background var(--transition-base),border-color var(--transition-base)}.footer .footer-content{max-width:1200px;margin:0 auto;padding:0 2rem}.footer .footer-main{display:grid;grid-template-columns:1.5fr 2fr;gap:4rem;margin-bottom:3rem}.footer .footer-brand-section{display:flex;flex-direction:column;gap:1.25rem}.footer .footer-brand{display:inline-flex;align-items:center;gap:.6rem}.footer .brand-icon{background:linear-gradient(135deg,#6366f1 0,#8b5cf6 100%);color:white;padding:.4rem .65rem;border-radius:8px;font-weight:700;font-size:1.1rem}.footer .footer-name{color:var(--color-text);font-weight:700;font-size:1.2rem;letter-spacing:-.3px;transition:color var(--transition-base)}.footer .footer-description{color:var(--color-text-secondary);font-size:.9rem;line-height:1.6;margin:0;max-width:280px;transition:color var(--transition-base)}.footer .footer-social{display:flex;gap:.6rem;margin-top:.5rem}.footer .social-icon{width:32px;height:32px;border-radius:6px;background:transparent;color:var(--color-text-secondary);display:flex;align-items:center;justify-content:center;text-decoration:none;transition:all 200ms ease}.footer .social-icon:hover{color:var(--color-primary);background:var(--color-surface-alt)}.footer .footer-status{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:20px;margin-top:.5rem;width:fit-content;transition:background var(--transition-base),border-color var(--transition-base)}.footer .status-dot{width:8px;height:8px;border-radius:50%;background:#22c55e}.footer .status-text{color:var(--color-text-secondary);font-size:.8rem;font-weight:500;transition:color var(--transition-base)}.footer .footer-links-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.footer .footer-column{display:flex;flex-direction:column;gap:1rem}.footer .footer-heading{color:var(--color-text);font-size:.875rem;font-weight:600;margin:0 0 .5rem 0;letter-spacing:0;transition:color var(--transition-base)}.footer .footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem}.footer .footer-links li{margin:0;padding:0}.footer .footer-links a{color:var(--color-text-secondary);text-decoration:none;font-size:.875rem;font-weight:400;transition:color 150ms ease}.footer .footer-links a:hover{color:var(--color-primary)}.soon-badge{font-size:.6rem;background:linear-gradient(135deg,#f59e0b,#d97706);color:white;padding:.1rem .35rem;border-radius:.2rem;font-weight:600;margin-left:.35rem;text-transform:uppercase}.footer .footer-bottom{padding-top:2rem;border-top:1px solid var(--color-border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;transition:border-color var(--transition-base)}.footer .footer-copyright{color:var(--color-text-secondary);font-size:.8rem;margin:0;transition:color var(--transition-base)}.footer .footer-legal-links{display:flex;gap:1.5rem}.footer .footer-legal-links a{color:var(--color-text-secondary);text-decoration:none;font-size:.8rem;transition:color 150ms ease}.footer .footer-legal-links a:hover{color:var(--color-primary)}[data-theme="dark"] .footer{background:linear-gradient(180deg,#0a0f1a 0,#0d1321 100%);border-top:1px solid rgba(255,255,255,0.05)}[data-theme="dark"] .footer .social-icon:hover{color:#fff;background:rgba(255,255,255,0.1)}[data-theme="dark"] .footer .footer-status{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.08)}[data-theme="dark"] .footer .footer-links a:hover,[data-theme="dark"] .footer .footer-legal-links a:hover{color:#fff}[data-theme="dark"] .footer .footer-bottom{border-top:1px solid rgba(255,255,255,0.05)}@media(max-width:768px){.footer .footer-main{grid-template-columns:1fr;gap:2.5rem}.footer .footer-links-grid{grid-template-columns:repeat(3,1fr);gap:1.5rem}.footer .footer-bottom{flex-direction:column;text-align:center}}@media(max-width:480px){.footer .footer-links-grid{grid-template-columns:1fr 1fr}}@media(max-width:1024px){.editor-container{grid-template-columns:1fr}.actions-section{flex-direction:column}.button-group{width:100%;justify-content:center}.hamburger-btn{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;background:transparent;border:0;cursor:pointer;padding:12px;z-index:1001;border-radius:8px;transition:all 300ms ease;position:relative}.hamburger-btn:hover{background:rgba(20,83,88,0.1)}.hamburger-btn span{width:28px;height:3px;background:#145358;border-radius:3px;transition:all 400ms cubic-bezier(0.4,0,0.2,1);display:block}.hamburger-btn.active span:nth-child(1){transform:rotate(45deg) translate(8px,8px)}.hamburger-btn.active span:nth-child(2){opacity:0;transform:translateX(-20px)}.hamburger-btn.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.nav-menu{position:fixed;top:0;left:0;width:320px;height:100vh;background:white;flex-direction:column;box-shadow:4px 0 20px rgba(0,0,0,0.15);transform:translateX(-100%);opacity:0;overflow-y:auto;transition:transform 450ms cubic-bezier(0.4,0,0.2,1),opacity 450ms ease;z-index:1000;padding:80px 0 30px}[data-theme="dark"] .nav-menu{background:#1a1a1a;box-shadow:4px 0 20px rgba(0,0,0,0.5)}.nav-menu.active{transform:translateX(0);opacity:1}.nav-menu.active::before{content:'';position:fixed;top:0;left:320px;right:0;bottom:0;background:rgba(0,0,0,0.5);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);z-index:-1;animation:fadeInBackdrop 450ms ease}@keyframes fadeInBackdrop{from{opacity:0}to{opacity:1}}.nav-item{width:100%;border-bottom:1px solid rgba(0,0,0,0.08)}[data-theme="dark"] .nav-item{border-bottom:1px solid rgba(255,255,255,0.08)}.nav-item.dropdown .dropdown-content{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-radius:0;background:transparent;min-width:100%;max-height:0;overflow:hidden;transition:max-height 300ms ease,padding 300ms ease;padding:0}.nav-item.dropdown.active .dropdown-content{max-height:150px;padding:.5rem 0;background:rgba(0,0,0,0.03);overflow:scroll;display:flex;flex-direction:column}[data-theme="dark"] .nav-item.dropdown.active .dropdown-content{background:rgba(255,255,255,0.03)}.nav-item.dropdown .dropdown-item{padding:1rem 2.5rem;font-size:13px;border-left:3px solid transparent}.nav-item.dropdown .dropdown-item:hover{background:rgba(20,83,88,0.08);border-left-color:#145358;color:#145358}[data-theme="dark"] .nav-item.dropdown .dropdown-item:hover{background:rgba(99,102,241,0.15);border-left-color:#6366f1;color:#6366f1}.nav-item.dropdown .nav-link::after{content:'▼';display:inline-block;margin-left:auto;font-size:.75rem;transition:transform 300ms ease}.nav-item.dropdown.active .nav-link::after{transform:rotate(180deg)}.nav-link{width:100%;justify-content:flex-start;padding:1.5rem 2rem;font-size:1.125rem;font-weight:600;color:#2c3e50;transition:all 300ms ease;position:relative;text-align:left;border:0;background:0;display:flex;align-items:center;gap:.5rem}[data-theme="dark"] .nav-link{color:#e5e5e5}.nav-link::after{content:'';display:none}.nav-link:hover,.nav-link:active{background:linear-gradient(90deg,rgba(20,83,88,0.08) 0,transparent 100%);color:#145358;padding-left:2.5rem}[data-theme="dark"] .nav-link:hover,[data-theme="dark"] .nav-link:active{background:linear-gradient(90deg,rgba(99,102,241,0.15) 0,transparent 100%);color:#6366f1}.nav-link:hover::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:60%;background:#145358;border-radius:0 4px 4px 0}[data-theme="dark"] .nav-link:hover::before{background:#6366f1}#mobileThemeToggle{margin-top:auto;background:#145358;color:white;border-radius:12px;margin:2rem;padding:1.25rem 2rem;font-size:1rem;font-weight:600;transition:all 300ms ease}#mobileThemeToggle:hover{background:#0f4146;transform:translateY(-2px);box-shadow:0 4px 12px rgba(20,83,88,0.3)}[data-theme="dark"] #mobileThemeToggle{background:#6366f1}[data-theme="dark"] #mobileThemeToggle:hover{background:#5558dd;box-shadow:0 4px 12px rgba(99,102,241,0.4)}body:has(.nav-menu.active){overflow:hidden}}@media(max-width:768px){.main-container{padding:var(--spacing-lg) var(--spacing-md)}.nav-brand{font-size:var(--font-size-base)}.brand-name{display:none}.btn{padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-sm)}.json-textarea{min-height:350px;font-size:13px}.message-container{left:var(--spacing-md);right:var(--spacing-md);max-width:none}.fullscreen-content{width:100%;height:100%;border-radius:0}.footer-content{gap:var(--spacing-md)}.footer-links{gap:var(--spacing-md)}}@media(max-width:480px){.button-group{flex-direction:column;width:100%}.btn{width:100%;justify-content:center}.upload-zone{padding:var(--spacing-lg)}.upload-icon{font-size:32px}.json-textarea{min-height:300px}.panel-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.panel-actions{width:100%;justify-content:space-between}}.btn.loading{opacity:.7;pointer-events:none;position:relative}.btn.loading::after{content:'';position:absolute;width:16px;height:16px;top:50%;left:50%;margin-left:-8px;margin-top:-8px;border:2px solid transparent;border-top-color:white;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.btn:focus-visible,.json-textarea:focus-visible,.theme-toggle:focus-visible,.nav-link:focus-visible,.close-fullscreen:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}}:root{--glass-bg:rgba(255,255,255,0.85);--glass-border:rgba(255,255,255,0.5);--glass-shadow:0 8px 32px rgba(0,0,0,0.08);--glass-hover-shadow:0 12px 40px rgba(0,0,0,0.12);--backdrop-blur:blur(20px)}[data-theme="dark"]{--glass-bg:rgba(30,30,30,0.85);--glass-border:rgba(255,255,255,0.1);--glass-shadow:0 8px 32px rgba(0,0,0,0.4);--glass-hover-shadow:0 12px 40px rgba(0,0,0,0.5);--color-bg:#1a1a1a;--color-surface:#252525;--color-surface-alt:#2a2a2a;--color-text:#e5e5e5;--color-text-secondary:#a0a0a0;--color-border:rgba(255,255,255,0.1)}.header{text-align:center;margin-bottom:4rem;padding:4rem 2rem;background:linear-gradient(135deg,rgba(99,102,241,0.08) 0,rgba(139,92,246,0.08) 50%,rgba(236,72,153,0.08) 100%);border-radius:var(--radius-xl);position:relative;overflow:hidden}.header::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(99,102,241,0.1) 0,transparent 70%);animation:headerGlow 8s ease-in-out infinite;pointer-events:none}@keyframes headerGlow{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(10%,10%) scale(1.1)}}.header-title{font-size:3.5rem;font-weight:800;background:linear-gradient(135deg,#6366f1 0,#8b5cf6 40%,#ec4899 80%,#f43f5e 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.25rem;letter-spacing:-1px;position:relative;z-index:1;text-shadow:0 4px 20px rgba(99,102,241,0.15)}.header-subtitle{font-size:1.35rem;color:var(--color-text-secondary);font-weight:500;letter-spacing:.3px;position:relative;z-index:1;max-width:700px;margin:0 auto}.upload-zone{border:3px dashed transparent;border-radius:var(--radius-xl);padding:4rem 3rem;margin-bottom:3rem;text-align:center;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);position:relative;overflow:hidden;cursor:pointer;transition:all 400ms cubic-bezier(0.4,0,0.2,1);box-shadow:var(--glass-shadow)}.upload-zone::before{content:'';position:absolute;inset:0;border-radius:var(--radius-xl);padding:3px;background:linear-gradient(135deg,rgba(99,102,241,0.5) 0,rgba(139,92,246,0.5) 50%,rgba(236,72,153,0.5) 100%);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;opacity:1;transition:opacity 400ms ease}.upload-zone:hover{transform:translateY(-4px) scale(1.01);box-shadow:var(--glass-hover-shadow)}.upload-zone:hover::before{opacity:1;animation:borderGlow 2s ease-in-out infinite}@keyframes borderGlow{0%,100%{opacity:.5}50%{opacity:1}}.upload-zone.dragover{background:linear-gradient(135deg,rgba(99,102,241,0.15) 0,rgba(139,92,246,0.15) 100%);transform:scale(1.02)}.upload-icon{font-size:4.5rem;margin-bottom:1.5rem;filter:drop-shadow(0 4px 12px rgba(99,102,241,0.25));transition:transform 300ms ease}.upload-zone:hover .upload-icon{transform:scale(1.1) rotate(5deg)}.upload-text{font-size:1.25rem;color:var(--color-text);font-weight:500;margin:0}.browse-link{color:var(--color-primary);font-weight:700;cursor:pointer;text-decoration:none;position:relative;transition:color var(--transition-fast)}.browse-link::after{content:'';position:absolute;bottom:-2px;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));transform:scaleX(1);transition:transform var(--transition-fast)}.browse-link:hover{color:var(--color-accent)}.browse-link:hover::after{transform:scaleX(1.1)}.actions-section{display:none}.editor-wrapper{display:grid;grid-template-columns:1fr auto 1fr;gap:1.5rem;margin-bottom:2rem;align-items:stretch}.center-actions{display:flex;flex-direction:column;gap:.75rem;padding:1rem 0;justify-content:flex-start;align-items:center;min-width:140px}.center-btn{width:100%;padding:.75rem 1.25rem;font-size:.95rem;font-weight:600;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all 250ms cubic-bezier(0.4,0,0.2,1);display:flex;align-items:center;justify-content:center;white-space:nowrap}.center-btn:hover{background:var(--color-surface-alt);border-color:var(--color-primary);color:var(--color-primary);transform:translateX(2px);box-shadow:0 2px 8px var(--color-shadow)}.center-btn:active{transform:scale(0.98)}[data-theme="dark"] .center-btn{background:rgba(30,41,59,0.8);border-color:rgba(255,255,255,0.15);color:#e2e8f0}[data-theme="dark"] .center-btn:hover{background:rgba(99,102,241,0.15);border-color:rgba(99,102,241,0.5);color:#a5b4fc}.secondary-actions-section{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:3rem;padding:1.5rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.btn{padding:.875rem 1.5rem;font-size:1rem;font-weight:600;border-radius:var(--radius-md);border:0;cursor:pointer;transition:all 300ms cubic-bezier(0.4,0,0.2,1);display:flex;align-items:center;gap:.5rem;box-shadow:0 4px 12px rgba(0,0,0,0.12);position:relative;overflow:hidden}.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.18)}.btn:active{transform:translateY(0) scale(0.98)}.btn-icon{font-size:1.1rem}.btn-primary{background:linear-gradient(135deg,#6366f1 0,#5558dd 100%);color:white}.btn-success{background:linear-gradient(135deg,#3b82f6 0,#2563eb 100%);color:white}.btn-warning{background:linear-gradient(135deg,#f59e0b 0,#d97706 100%);color:white}.editor-container{display:none}.editor-panel{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border);display:flex;flex-direction:column;transition:all 400ms cubic-bezier(0.4,0,0.2,1);box-shadow:0 4px 16px var(--color-shadow);overflow:hidden}[data-theme="dark"] .editor-panel{background:rgba(15,23,42,0.9);border-color:rgba(255,255,255,0.1)}.editor-panel:hover{box-shadow:0 8px 24px var(--color-shadow);border-color:rgba(99,102,241,0.3)}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;background:var(--color-surface-alt);border-bottom:1px solid var(--color-border)}[data-theme="dark"] .panel-header{background:rgba(30,41,59,0.7);border-bottom-color:rgba(255,255,255,0.08)}.panel-title{font-size:1rem;font-weight:600;color:var(--color-text);margin:0}.panel-info{display:flex;align-items:center;gap:.75rem;font-size:.85rem;color:var(--color-text-secondary);font-weight:500}.editor-textarea{width:100%;min-height:450px;flex:1;padding:1.25rem;font-family:'SF Mono','Monaco','Consolas','Courier New',monospace;font-size:.9rem;line-height:1.7;background:var(--color-bg);color:var(--color-text);border:0;resize:vertical;transition:all 300ms cubic-bezier(0.4,0,0.2,1)}[data-theme="dark"] .editor-textarea{background:rgba(10,15,26,0.95);color:#e2e8f0}.editor-textarea:focus{outline:0;background:var(--color-surface)}[data-theme="dark"] .editor-textarea:focus{background:rgba(15,23,42,0.95)}.editor-textarea::placeholder{color:var(--color-text-secondary);opacity:.5}.icon-btn{background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:.35rem .75rem;cursor:pointer;transition:all var(--transition-fast);font-size:.85rem;color:var(--color-text-secondary);display:flex;align-items:center;gap:.35rem}.icon-btn:hover{background:var(--color-primary);color:white;border-color:var(--color-primary)}@media(max-width:1024px){.editor-wrapper{grid-template-columns:1fr;gap:1.5rem}.center-actions{flex-direction:row;flex-wrap:wrap;justify-content:center;order:-1;padding:1rem;background:var(--glass-bg);border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.center-btn{flex:0 0 auto;width:auto;padding:.65rem 1rem;font-size:.9rem}}@media(max-width:768px){.center-actions{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.center-btn{width:100%}.secondary-actions-section{padding:1rem}.editor-textarea{min-height:350px}}@media(max-width:480px){.center-actions{grid-template-columns:1fr}}.seo-content{margin-top:6rem;max-width:1200px;margin-left:auto;margin-right:auto}.content-section{margin-bottom:4rem;padding:3.5rem 3rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-xl);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:all 400ms ease}.content-section:hover{box-shadow:var(--glass-hover-shadow)}.content-section h2{font-size:2.25rem;font-weight:700;margin-bottom:2rem;color:var(--color-text);position:relative;padding-bottom:1.25rem}.content-section h2::after{content:'';position:absolute;bottom:0;left:0;width:100px;height:5px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));border-radius:3px;box-shadow:0 2px 8px rgba(99,102,241,0.3)}.content-section p{font-size:1.125rem;line-height:1.9;color:var(--color-text-secondary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2.5rem;margin:3.5rem 0}.feature-card{padding:3rem 2.5rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-xl);border:1px solid var(--glass-border);transition:all 400ms cubic-bezier(0.4,0,0.2,1);text-align:center;box-shadow:var(--glass-shadow)}.feature-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--glass-hover-shadow);border-color:rgba(99,102,241,0.4)}.feature-icon{font-size:4rem;margin-bottom:1.75rem;display:block;filter:drop-shadow(0 4px 12px rgba(99,102,241,0.35));transition:transform 300ms ease}.feature-card:hover .feature-icon{transform:scale(1.15) rotate(5deg)}.feature-card h3{font-size:1.5rem;font-weight:600;margin-bottom:1.25rem;color:var(--color-text)}.feature-card p{font-size:1.05rem;line-height:1.8;color:var(--color-text-secondary)}.benefits-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:2rem;margin-top:2.5rem}.benefits-list li{padding:2rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border-left:5px solid var(--color-primary);transition:all 300ms cubic-bezier(0.4,0,0.2,1);box-shadow:var(--glass-shadow)}.benefits-list li:hover{transform:translateX(8px);box-shadow:var(--glass-hover-shadow);border-left-color:var(--color-accent)}.benefits-list strong{color:var(--color-primary);font-weight:700;font-size:1.1rem;display:block;margin-bottom:.5rem}.use-cases{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem;margin-top:2.5rem}.use-case{padding:2.5rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border);transition:all 400ms cubic-bezier(0.4,0,0.2,1);box-shadow:var(--glass-shadow)}.use-case:hover{transform:scale(1.05);box-shadow:var(--glass-hover-shadow);border-color:rgba(139,92,246,0.4)}.use-case h4{font-size:1.35rem;font-weight:600;margin-bottom:1.25rem;color:var(--color-text)}.use-case p{font-size:1.05rem;line-height:1.7;color:var(--color-text-secondary)}.faq-section{background:linear-gradient(135deg,rgba(99,102,241,0.05) 0,rgba(139,92,246,0.05) 100%)}.faq-item{margin-bottom:2.5rem;padding:2.5rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border);transition:all 400ms cubic-bezier(0.4,0,0.2,1);box-shadow:var(--glass-shadow)}.faq-item:hover{border-color:var(--color-primary);box-shadow:var(--glass-hover-shadow);transform:translateY(-2px)}.faq-item:last-child{margin-bottom:0}.faq-item h3{font-size:1.5rem;font-weight:600;margin-bottom:1.25rem;color:var(--color-primary);display:flex;align-items:center;gap:1rem}.faq-item h3::before{content:'❓';font-size:2rem;filter:drop-shadow(0 2px 4px rgba(99,102,241,0.3))}.faq-item p{font-size:1.1rem;line-height:1.9;color:var(--color-text-secondary);padding-left:3rem}@media(max-width:768px){.header{padding:3rem 1.5rem;margin-bottom:3rem}.header-title{font-size:2.5rem;letter-spacing:-.5px}.header-subtitle{font-size:1.1rem}.upload-zone{padding:3rem 2rem;margin-bottom:2.5rem}.upload-icon{font-size:3.5rem}.upload-text{font-size:1.1rem}.actions-section{padding:2rem 1.5rem}.button-group{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.btn{padding:.875rem 1.25rem;font-size:.95rem;justify-content:center}.editor-container{grid-template-columns:1fr;gap:2rem;margin-bottom:3rem}.editor-panel{padding:1.5rem}.editor-textarea{min-height:400px;padding:1.25rem;font-size:.95rem}.content-section{padding:2.5rem 2rem;margin-bottom:3rem}.content-section h2{font-size:1.85rem}.features-grid,.use-cases{grid-template-columns:1fr;gap:2rem}.benefits-list{grid-template-columns:1fr;gap:1.5rem}.feature-card,.use-case{padding:2rem 1.75rem}.faq-item{padding:2rem 1.5rem}.faq-item p{padding-left:2rem}}@media(max-width:480px){.header-title{font-size:2rem}.header-subtitle{font-size:1rem}.button-group{grid-template-columns:1fr}.btn{width:100%}}.how-to-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:2rem}.step-card{background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border);padding:2rem;text-align:center;transition:all 300ms ease;position:relative}.step-card:hover{transform:translateY(-5px);box-shadow:var(--glass-hover-shadow);border-color:var(--color-primary)}.step-number{width:50px;height:50px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;margin:0 auto 1rem;box-shadow:0 4px 15px rgba(99,102,241,0.4)}.step-card h4{font-size:1.2rem;font-weight:600;margin-bottom:.75rem;color:var(--color-text)}.step-card p{font-size:.95rem;color:var(--color-text-secondary);line-height:1.6}.related-tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;margin-top:2rem}.tool-link-card{background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border);padding:1.5rem;text-decoration:none;transition:all 300ms ease;display:block}.tool-link-card:hover{transform:translateY(-5px) scale(1.02);box-shadow:var(--glass-hover-shadow);border-color:var(--color-primary)}.tool-icon{font-size:2.5rem;display:block;margin-bottom:1rem}.tool-link-card h4{font-size:1.1rem;font-weight:600;color:var(--color-text);margin-bottom:.5rem}.tool-link-card p{font-size:.9rem;color:var(--color-text-secondary);line-height:1.5;margin:0}.trust-section{background:linear-gradient(135deg,rgba(99,102,241,0.08) 0,rgba(236,72,153,0.08) 100%)}.trust-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:2rem;margin-bottom:2.5rem}.stat-card{text-align:center;padding:2rem 1rem;background:var(--glass-bg);backdrop-filter:var(--backdrop-blur);-webkit-backdrop-filter:var(--backdrop-blur);border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.stat-number{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.stat-label{font-size:1rem;color:var(--color-text-secondary);font-weight:500}.trust-badges{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}.trust-badges .badge{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:.75rem 1.5rem;font-size:.95rem;color:var(--color-text);font-weight:500;transition:all 300ms ease}.trust-badges .badge:hover{border-color:var(--color-primary);transform:translateY(-2px)}.comparison-table-wrapper{overflow-x:auto;margin-top:2rem;border-radius:var(--radius-lg);border:1px solid var(--color-border)}.comparison-table{width:100%;border-collapse:collapse;background:var(--color-surface);min-width:600px}.comparison-table th,.comparison-table td{padding:1rem 1.25rem;text-align:center;border-bottom:1px solid var(--color-border)}.comparison-table th{background:var(--color-surface-alt);font-weight:600;color:var(--color-text);font-size:.95rem}.comparison-table th:first-child,.comparison-table td:first-child{text-align:left;font-weight:500}.comparison-table tbody tr:hover{background:var(--color-surface-alt)}.comparison-table td.yes{color:#10b981;font-size:1.25rem}.comparison-table td.no{color:#ef4444;font-size:1.25rem}.comparison-table td.partial{color:#f59e0b;font-size:1rem}.faq-item a{color:var(--color-primary);text-decoration:none;font-weight:500;transition:color 200ms ease}.faq-item a:hover{color:var(--color-accent);text-decoration:underline}@media(max-width:768px){.how-to-steps{grid-template-columns:1fr 1fr}.stat-number{font-size:2rem}.trust-badges{flex-direction:column;align-items:center}.trust-badges .badge{width:100%;text-align:center}}@media(max-width:480px){.how-to-steps{grid-template-columns:1fr}.trust-stats{grid-template-columns:repeat(2,1fr)}.related-tools-grid{grid-template-columns:1fr}}.fullscreen-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.95);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:none;align-items:center;justify-content:center;z-index:10000;opacity:0;transition:opacity 300ms ease}.fullscreen-modal.active{display:flex;opacity:1}.fullscreen-content{width:90%;max-width:1200px;height:90%;background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:16px;padding:4.5rem 2rem 2rem;position:relative;display:flex;flex-direction:column;box-shadow:0 8px 32px rgba(0,0,0,0.3)}.fullscreen-actions{position:absolute;top:1rem;right:1rem;display:flex;gap:.75rem;z-index:10001}.copy-fullscreen{background:rgba(99,102,241,0.2);color:#6366f1;border:1px solid rgba(99,102,241,0.3);width:40px;height:40px;border-radius:50%;font-size:1.25rem;cursor:pointer;transition:all 300ms ease;display:flex;align-items:center;justify-content:center}.copy-fullscreen:hover{background:#6366f1;color:white;transform:scale(1.1)}[data-theme="dark"] .copy-fullscreen{background:rgba(139,92,246,0.2);color:#8b5cf6;border-color:rgba(139,92,246,0.3)}[data-theme="dark"] .copy-fullscreen:hover{background:#8b5cf6;color:white}.close-fullscreen{background:rgba(239,68,68,0.2);color:#ef4444;border:1px solid rgba(239,68,68,0.3);width:40px;height:40px;border-radius:50%;font-size:1.5rem;cursor:pointer;transition:all 300ms ease;display:flex;align-items:center;justify-content:center}.close-fullscreen:hover{background:#ef4444;color:white;transform:rotate(90deg)}.fullscreen-output{font-family:'SF Mono','Monaco','Consolas','Courier New',monospace;font-size:.95rem;line-height:1.6;color:var(--color-text);white-space:pre-wrap;word-wrap:break-word;margin:0;padding:1.5rem;background:rgba(0,0,0,0.2);border-radius:8px;overflow-y:auto;overflow-x:auto;flex:1;min-height:0}.fullscreen-output::-webkit-scrollbar{width:12px;height:12px}.fullscreen-output::-webkit-scrollbar-track{background:rgba(0,0,0,0.2);border-radius:6px}.fullscreen-output::-webkit-scrollbar-thumb{background:rgba(99,102,241,0.5);border-radius:6px;border:2px solid transparent;background-clip:padding-box}.fullscreen-output::-webkit-scrollbar-thumb:hover{background:rgba(99,102,241,0.7);background-clip:padding-box}[data-theme="dark"] .fullscreen-output::-webkit-scrollbar-thumb{background:rgba(139,92,246,0.5);background-clip:padding-box}[data-theme="dark"] .fullscreen-output::-webkit-scrollbar-thumb:hover{background:rgba(139,92,246,0.7);background-clip:padding-box}@media(max-width:768px){.fullscreen-content{width:95%;height:95%;padding:4rem 1rem 1rem}.fullscreen-output{font-size:.85rem;padding:1rem}.fullscreen-actions{gap:.5rem}.copy-fullscreen,.close-fullscreen{width:36px;height:36px;font-size:1.1rem}}