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ease;line-height:1.3;letter-spacing:-.01em}.tool-arrow{position:absolute;bottom:1.25rem;right:1.25rem;width:24px;height:24px;color:#fff;opacity:0;transform:translate(-10px);transition:all .35s ease;z-index:2}.tool-arrow svg{width:100%;height:100%;filter:drop-shadow(0 2px 4px rgba(0,0,0,.25))}[data-theme=dark] .tool-card{background:linear-gradient(145deg,var(--bg-tertiary) 0%,var(--bg-card) 100%);box-shadow:0 8px 20px #0000004d,0 4px 10px #0003,inset 0 2px #ffffff14,inset 0 -2px 4px #00000026}[data-theme=dark] .tool-card:hover{box-shadow:0 24px 48px var(--tool-shadow),0 12px 24px #00000040,inset 0 2px #ffffff1a,inset 0 -3px 6px #0003}[data-theme=dark] .tool-icon{background:linear-gradient(145deg,var(--bg-secondary) 0%,var(--bg-card) 100%);box-shadow:0 6px 16px #0003,0 3px 8px #00000026,inset 0 2px #ffffff1a,inset 0 -2px 4px #0000001a}[data-theme=dark] .tool-icon svg{stroke:var(--tool-icon-color);filter:drop-shadow(0 1px 3px rgba(0,0,0,.2)) brightness(1.15)}[data-theme=dark] 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2rem;background:linear-gradient(180deg,var(--bg-secondary) 0%,var(--bg-tertiary) 100%);border-top:1px solid var(--border-color);position:relative;overflow:hidden}.footer:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--primary-color),transparent);opacity:.3}.footer-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:2rem}.footer-brand{text-align:center}.footer-logo{display:inline-flex;align-items:center;gap:.75rem;margin-bottom:.5rem}.footer-logo-icon{width:32px;height:32px;color:var(--primary-color)}.footer-brand-name{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-tagline{font-size:.9rem;color:var(--text-secondary)}.footer-links{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.5rem}.footer-link{display:inline-flex;align-items:center;gap:.5rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-full);color:var(--text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;padding:.625rem 1.25rem;transition:all .3s cubic-bezier(.175,.885,.32,1.275);box-shadow:0 2px 8px #0000000a}.footer-link svg{width:16px;height:16px;opacity:.7;transition:all .3s ease}.footer-link:hover{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);border-color:transparent;color:#fff;transform:translateY(-3px);box-shadow:0 8px 24px #6366f159}.footer-link:hover svg{opacity:1;color:#fff;stroke:#fff}.footer-bottom{display:flex;flex-direction:column;align-items:center;gap:1rem;padding-top:1.5rem;border-top:1px solid var(--border-color)}.footer-copyright{text-align:center;color:var(--text-muted);font-size:.8rem}.footer-made-with{display:flex;align-items:center;gap:.375rem;font-size:.8rem;color:var(--text-muted)}.heart-icon{width:16px;height:16px;color:#ef4444;animation:heartbeat 1.5s ease-in-out infinite}@keyframes heartbeat{0%,to{transform:scale(1)}25%{transform:scale(1.15)}50%{transform:scale(1)}75%{transform:scale(1.1)}}[data-theme=dark] .footer{background:linear-gradient(180deg,var(--bg-secondary) 0%,var(--bg-primary) 100%)}[data-theme=dark] .footer-link{box-shadow:0 2px 8px #0003}[data-theme=dark] .footer-link:hover{box-shadow:0 8px 24px #818cf840}@media (max-width: 768px){.footer{padding:2rem 1rem 1.5rem}.footer-links{gap:.5rem}.footer-link{padding:.5rem 1rem;font-size:.8rem}.footer-link svg{width:14px;height:14px}}@media (max-width: 480px){.footer-links{flex-direction:column;gap:.375rem}.footer-link{width:100%;max-width:200px;justify-content:center}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;padding:1rem;z-index:1000;animation:fadeIn .2s ease}.modal-content{position:relative;width:100%;max-width:700px;max-height:85vh;background:var(--bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);overflow:hidden;animation:slideUp .3s ease}.modal-close{position:absolute;top:1rem;right:1rem;display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:var(--bg-secondary);border:none;border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;transition:all .2s ease;z-index:1}.modal-close svg{width:1.25rem;height:1.25rem}.modal-title{padding:1.5rem 4rem 1.5rem 2rem;margin:0;font-size:1.5rem;font-weight:600;color:var(--text-primary);border-bottom:1px solid 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label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}.avatar-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:.5rem}.avatar-option{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;font-size:1.25rem;background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.avatar-option:hover{background:var(--bg-tertiary);transform:scale(1.1)}.avatar-option.selected{border-color:var(--primary-color);background:#4f46e51a}.current-avatar{font-size:4rem;text-align:center;margin-bottom:1rem}.profile-content{display:flex;flex-direction:column;gap:1rem}.profile-info{padding:1rem;background:var(--bg-secondary);border-radius:var(--radius-md)}.profile-info p{margin:.5rem 0;color:var(--text-secondary);font-size:.9rem}.profile-info strong{color:var(--text-primary)}.profile-actions{display:flex;gap:1rem;margin-top:1rem}.profile-actions .btn{flex:1}.social-login{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border-color);text-align:center}.social-login p{color:var(--text-muted);font-size:.875rem;margin-bottom:1rem}.social-buttons{display:flex;gap:.75rem}.social-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:.9rem;cursor:pointer;transition:all .2s ease}.social-btn:hover{background:var(--bg-tertiary)}.social-btn svg{width:1.25rem;height:1.25rem}@media (max-width: 480px){.profile-modal{padding:1.5rem}.avatar-grid{grid-template-columns:repeat(5,1fr)}.social-buttons,.profile-actions{flex-direction:column}}:root{--primary-color: #6366f1;--primary-hover: #4f46e5;--primary-light: #818cf8;--secondary-color: #8b5cf6;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #ef4444;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-card: #ffffff;--bg-glass: rgba(255, 255, 255, .7);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--border-light: rgba(255, 255, 255, .2);--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .03);--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .05), 0 1px 2px -1px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .08), 0 8px 10px -6px rgba(0, 0, 0, .04);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .15);--shadow-glow: 0 0 40px rgba(99, 102, 241, .15);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-3xl: 2rem;--radius-full: 9999px;--download-color: #3b82f6;--upload-color: #8b5cf6;--ping-color: #10b981;--jitter-color: #f59e0b;--gauge-bg: #e2e8f0;--gauge-track: #cbd5e1;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--transition-bounce: .4s cubic-bezier(.175, .885, .32, 1.275)}[data-theme=dark]{--primary-color: #818cf8;--primary-hover: #6366f1;--primary-light: #a5b4fc;--secondary-color: #a78bfa;--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-card: #1e293b;--bg-glass: rgba(30, 41, 59, .8);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: #334155;--border-light: rgba(255, 255, 255, .1);--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(129, 140, 248, .2);--gauge-bg: #334155;--gauge-track: #475569}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:linear-gradient(180deg,#f8fafc,#f1f5f9,#e2e8f0);color:var(--text-primary);line-height:1.6;min-height:100vh;transition:background var(--transition-slow),color var(--transition-slow);position:relative}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(99,102,241,.08) 0%,transparent 50%),radial-gradient(ellipse 60% 40% at 100% 0%,rgba(139,92,246,.06) 0%,transparent 50%),radial-gradient(ellipse 60% 40% at 0% 100%,rgba(59,130,246,.06) 0%,transparent 50%);pointer-events:none;z-index:0}[data-theme=dark] body{background:linear-gradient(180deg,#0f172a,#1e293b,#0f172a)}[data-theme=dark] body:before{background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(99,102,241,.15) 0%,transparent 50%),radial-gradient(ellipse 60% 40% at 100% 0%,rgba(139,92,246,.1) 0%,transparent 50%),radial-gradient(ellipse 60% 40% at 0% 100%,rgba(59,130,246,.1) 0%,transparent 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#6366f11a}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.card{background:var(--bg-card);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg);padding:2rem;border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent)}[data-theme=dark] .card:before{background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 1.75rem;border-radius:var(--radius-xl);font-weight:600;font-size:1rem;transition:all var(--transition-base);position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s 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fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.02)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes glow{0%,to{box-shadow:0 0 20px #6366f14d}50%{box-shadow:0 0 40px #6366f180}}@keyframes slideInFromRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.animate-fadeIn{animation:fadeIn .4s ease-out}.animate-fadeInUp{animation:fadeInUp .5s ease-out}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.animate-spin{animation:spin 1s linear infinite}.animate-shimmer{background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);background-size:200% 100%;animation:shimmer 2s infinite}.animate-glow{animation:glow 2s ease-in-out infinite}.animate-scaleIn{animation:scaleIn .3s ease-out}.glass-effect{background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-light)}.gradient-text{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hover-lift{transition:transform var(--transition-base),box-shadow var(--transition-base)}.hover-lift:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-secondary) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:var(--radius-full);border:2px solid var(--bg-secondary)}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}::selection{background:var(--primary-color);color:#fff}@media (max-width: 768px){html{font-size:15px}.container{padding:0 1rem}.main-content{padding:1.5rem 0}.card{padding:1.5rem;border-radius:var(--radius-xl)}}@media (max-width: 480px){html{font-size:14px}.card{padding:1.25rem;border-radius:var(--radius-lg)}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}