@font-face{font-display:swap;font-family:Inter;font-style:normal;font-weight:400 700;src:local(Inter)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;tab-size:4}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;transition:background-color .3s,color 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.card-description{color:#4b5563}.card-arrow{color:#00d9ff;text-shadow:0 0 10px #00d9ff4d;align-items:center;gap:.375rem;font-size:.875rem;font-weight:600;transition:all .2s;display:inline-flex}.card:hover .card-arrow{color:#00f5d4;text-shadow:0 0 15px #00f5d480;gap:.625rem}.section{padding:4rem 0}@media (min-width:768px){.section{padding:6rem 0}}.section-header{margin-bottom:3rem}.section-label{color:var(--accent-hover);letter-spacing:.05em;text-transform:uppercase;align-items:center;gap:.5rem;margin-bottom:1rem;font-size:.8125rem;font-weight:600;display:inline-flex}.section-title{color:var(--text-primary);letter-spacing:-.02em;margin-bottom:1rem;font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700}.section-description{color:var(--text-secondary);max-width:600px;font-size:1.125rem}.grid{gap:1rem;display:grid}.grid-2,.grid-3,.grid-4{grid-template-columns:repeat(1,1fr)}@media (min-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media 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0;display:flex}.stat-row:last-child{border-bottom:none}.stat-label{color:var(--text-tertiary);font-size:.9375rem}.stat-value{color:var(--text-primary);font-size:.9375rem;font-weight:600}.stat-value.accent{color:var(--accent-hover)}.ad-header-top{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:var(--header-bg);border-bottom:1px solid var(--border-default);text-align:center;z-index:100;padding:.5rem 1rem;display:none;position:fixed;top:0;left:0;right:0}.ad-header-top .ad-label{color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:.25rem;font-size:.625rem;font-weight:500}.ad-header-top .ad-container-banner{background:var(--ad-bg);border:1px solid var(--border-default);border-radius:8px;justify-content:center;align-items:center;min-height:90px;padding:.5rem;display:inline-flex}@media (min-width:1024px){.ad-header-top{display:block}.main-header{top:110px}.main-content{padding-top:110px}}.ad-subheader{text-align:center;max-width:100%;margin:1.5rem auto}.ad-subheader .ad-label{color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;margin-bottom:.5rem;font-size:.6875rem;font-weight:500}.ad-subheader .ad-container-rectangle{background:var(--ad-bg);border:1px solid var(--border-default);border-radius:12px;justify-content:center;align-items:center;padding:.75rem;display:inline-flex;position:relative;overflow:hidden}.ad-subheader .ad-container-rectangle:before{content:"";background:linear-gradient(90deg,#0000,#ffffff1a,#0000);height:1px;position:absolute;top:0;left:0;right:0}.ad-sidebar-left,.ad-sidebar-right{z-index:40;width:300px;display:none;position:fixed;top:50%;transform:translateY(-50%)}.ad-sidebar-left{left:1rem}.ad-sidebar-right{right:1rem}.ad-sidebar-left .ad-label,.ad-sidebar-right 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.note{background:var(--surface-default);border-left:3px solid var(--accent-primary);border-radius:0 var(--radius-md) var(--radius-md) 0;margin:2rem 0;padding:1rem 1.5rem;font-size:.9375rem}.cta-box{border-radius:var(--radius-lg);text-align:center;background:linear-gradient(135deg,#6366f11a,#8b5cf60d);border:1px solid #6366f133;margin:2.5rem 0;padding:2rem}.cta-box h3{color:var(--text-primary);margin-top:0;margin-bottom:.75rem;font-size:1.25rem;font-weight:600}.cta-box p{color:var(--text-secondary);margin-bottom:1.25rem}.cta-box--large{margin:4rem 0;padding:3rem 2rem}.faq-section{border-top:1px solid var(--border-default);max-width:800px;margin:4rem auto 0;padding-top:3rem}.faq-section h2{color:var(--text-primary);font-size:1.75rem;font-weight:700}.faq-item,.faq-section h2{margin-bottom:2rem}.faq-item h3{color:var(--text-primary);margin-bottom:.75rem;font-size:1.125rem;font-weight:600}.faq-item p{color:var(--text-secondary);line-height:1.7}.footer{background:var(--bg-secondary);border-top:1px solid var(--border-default);margin-top:auto;padding:4rem 0 2rem}.footer-grid{grid-template-columns:repeat(2,1fr);margin-bottom:3rem}@media (min-width:768px){.footer-grid{grid-template-columns:2fr repeat(3,1fr)}}.footer-brand{grid-column:1/-1}@media (min-width:768px){.footer-brand{grid-column:auto}}.footer-logo{align-items:center;gap:.75rem;margin-bottom:1rem;font-size:1.125rem;font-weight:700;display:flex}.footer-tagline{color:var(--text-tertiary);max-width:280px;font-size:.9375rem;line-height:1.7}.footer-title{color:var(--text-primary);letter-spacing:.05em;text-transform:uppercase;margin-bottom:1.25rem;font-size:.875rem;font-weight:600}.footer-links{flex-direction:column;gap:.75rem;display:flex}.footer-link{color:var(--text-tertiary);font-size:.9375rem;transition:color .2s}.footer-link:hover{color:var(--text-primary)}.footer-bottom{flex-direction:column;gap:1rem;padding-top:2rem;display:flex}@media (min-width:640px){.footer-bottom{flex-direction:row;justify-content:space-between;align-items:center}}.footer-copyright{color:var(--text-muted);font-size:.875rem}.footer-privacy-note{color:var(--success);gap:.5rem;font-size:.875rem;font-weight:500}.footer-privacy-note,.lang-switcher{align-items:center;display:inline-flex}.lang-switcher{position:relative}.lang-btn{background:var(--surface-default);border:1px solid var(--border-default);border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;letter-spacing:.02em;align-items:center;gap:.375rem;padding:.4375rem .875rem;font-size:.8125rem;font-weight:600;transition:all .2s;display:inline-flex}.lang-btn:hover{background:var(--surface-hover);border-color:var(--border-hover);color:var(--text-primary)}.lang-btn svg{opacity:.7;width:14px;height:14px}.lang-dropdown{background:var(--bg-elevated);border:1px solid var(--border-hover);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:200;min-width:140px;display:none;position:absolute;top:calc(100% + .5rem);right:0;overflow:hidden}.lang-switcher.open .lang-dropdown{animation:.15s fadeInDown;display:block}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.lang-option{color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:.625rem;width:100%;padding:.625rem 1rem;font-size:.875rem;font-weight:500;transition:all .15s;display:flex}.lang-option:hover{background:var(--surface-hover);color:var(--text-primary)}.lang-option.active{background:var(--accent-subtle);color:var(--accent-hover)}.lang-option.disabled{cursor:not-allowed;opacity:.4;pointer-events:none}.lang-flag{font-size:1rem;line-height:1}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.text-gradient{background:linear-gradient(135deg,var(--accent-primary),#8b5cf6);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media (prefers-reduced-motion:reduce){*,:after,:before{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}html{scroll-behavior:auto}}.site-footer{background:var(--footer-bg);border-top:1px solid var(--footer-border);margin-top:4rem;padding:3rem 1rem 1.5rem}.footer-container{max-width:1200px;margin:0 auto}.footer-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2.5rem;margin-bottom:2.5rem;display:grid}.footer-brand-name{color:var(--accent-hover);margin-bottom:.75rem;font-size:1.1rem;font-weight:700}.footer-about{color:var(--text-tertiary);margin-bottom:.75rem;font-size:.875rem;line-height:1.7}.footer-privacy-badge{color:var(--success);background:#22c55e1a;border:1px solid #22c55e4d;border-radius:12px;padding:3px 10px;font-size:.75rem;display:inline-block}.footer-heading{color:var(--text-primary);letter-spacing:.06em;text-transform:uppercase;margin-bottom:.875rem;font-size:.875rem;font-weight:600}.footer-links a{color:var(--text-tertiary);font-size:.875rem;transition:color .15s}.footer-links a:hover{color:var(--accent-hover)}.footer-tips{margin-bottom:1.25rem;padding-left:1.25rem;line-height:1.7}.footer-contact,.footer-tips{color:var(--text-tertiary);font-size:.8125rem}.footer-contact a{color:var(--accent-hover)}.footer-bottom{border-top:1px solid var(--border-default);text-align:center;padding-top:1.25rem}.footer-bottom p{color:var(--text-muted);font-size:.8125rem;line-height:1.6}.breadcrumb{color:var(--text-muted);align-items:center;gap:.5rem;margin-bottom:1rem;font-size:.875rem;display:flex}.breadcrumb a{color:var(--text-tertiary);transition:color .2s}.breadcrumb a:hover{color:var(--accent-hover)}.breadcrumb-sep{color:var(--text-muted)}.tool-accordion{border:1px solid var(--border-default);border-radius:var(--radius-lg);margin-bottom:1rem;overflow:hidden}.tool-accordion summary{background:var(--surface-default);color:var(--text-primary);cursor:pointer;justify-content:space-between;align-items:center;padding:1rem 1.5rem;font-weight:600;list-style:none;display:flex}.tool-accordion summary::-webkit-details-marker{display:none}.tool-accordion summary:after{color:var(--text-muted);content:"+";font-size:1.25rem;transition:transform .2s}.tool-accordion[open] summary:after{content:"−"}.tool-accordion .accordion-content{color:var(--text-secondary);padding:1.5rem;line-height:1.7}.page-layout{grid-template-columns:1fr;gap:2rem;max-width:1400px;margin:0 auto;padding:0 1rem;display:grid}@media (min-width:1200px){.page-layout{grid-template-columns:160px 1fr 160px;padding:0 2rem}}@media (min-width:1400px){.page-layout{grid-template-columns:300px 1fr 300px}}.ad-rail{display:none}@media (min-width:1200px){.ad-rail{align-self:start;display:block;position:sticky;top:100px}}.ad-rail .ad-frame{margin-bottom:1.5rem}.page-center{min-width:0}.theme-toggle{background:var(--surface-default);border:1px solid var(--border-default);border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;justify-content:center;align-items:center;width:40px;height:40px;transition:all .2s;display:flex}.theme-toggle:hover{background:var(--surface-hover);border-color:var(--border-hover);color:var(--text-primary)}