:root{--bg:#f8fafc;--surface:#ffffff;--card:#ffffff;--text:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--primary:#6366f1;--primary-hover:#4f46e5;--primary-light:#e0e7ff;--success:#10b981;--danger:#ef4444;--radius:12px;--shadow:0 4px 6px -1px rgba(0,0,0,.08),0 2px 4px -2px rgba(0,0,0,.05);--shadow-lg:0 20px 25px -5px rgba(0,0,0,.1),0 8px 10px -6px rgba(0,0,0,.08);--font-sans:'Inter',sans-serif;--font-heading:'Outfit',sans-serif}[data-theme=dark]{--bg:#090d16;--surface:#111827;--card:#1f2937;--text:#f8fafc;--text-muted:#94a3b8;--border:#374151;--primary:#818cf8;--primary-hover:#6366f1;--primary-light:#1e1b4b;--success:#34d399;--danger:#f87171;--shadow:0 4px 6px -1px rgba(0,0,0,.4);--shadow-lg:0 20px 25px -5px rgba(0,0,0,.6)}*{margin:0;padding:0;box-sizing:border-box}html{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{overflow-x:hidden;max-width:100vw;min-height:100vh;display:flex;flex-direction:column}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-hover)}button,input{font-family:inherit}.site-header{position:sticky;top:0;z-index:100;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow)}.header-inner{max-width:1240px;margin:0 auto;padding:0 20px;height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:700;font-size:1.35rem;color:var(--text)}.brand-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--primary),#a855f7);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800}.nav-menu{display:flex;align-items:center;gap:8px;list-style:none}.nav-item{position:relative}.nav-link{display:flex;align-items:center;gap:6px;padding:10px 14px;border-radius:8px;font-size:.92rem;font-weight:500;color:var(--text);cursor:pointer;background:none;border:none}.nav-link:hover{background:var(--primary-light);color:var(--primary)}.nav-dropdown-menu{position:absolute;top:100%;left:0;display:none;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);padding:16px;z-index:200}.nav-dropdown-menu.active,.nav-item:hover .nav-dropdown-menu{display:grid}.menu-gif{width:320px;grid-template-columns:1fr;gap:8px}.menu-img{width:680px;grid-template-columns:1fr 1fr;gap:10px}.nav-dropdown-menu a{padding:8px 12px;border-radius:6px;font-size:.85rem;color:var(--text);display:flex;align-items:center;gap:8px;background:var(--bg);transition:all .15s}.nav-dropdown-menu a:hover{background:var(--primary);color:#fff}.header-actions{display:flex;align-items:center;gap:12px}.theme-toggle{background:var(--bg);border:1px solid var(--border);color:var(--text);width:40px;height:40px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .2s}.theme-toggle:hover{border-color:var(--primary);color:var(--primary)}.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--text);cursor:pointer}.breadcrumb{max-width:1240px;margin:16px auto 0;padding:0 20px;display:flex;align-items:center;gap:8px;font-size:.86rem;color:var(--text-muted);list-style:none;flex-wrap:wrap}.breadcrumb li{display:flex;align-items:center;gap:8px}.breadcrumb a{color:var(--text-muted)}.breadcrumb a:hover{color:var(--primary)}.breadcrumb-separator{font-size:.75rem;opacity:.6}.breadcrumb-active{color:var(--text);font-weight:600}.hero-section{max-width:1240px;margin:30px auto 20px;padding:0 20px;text-align:center}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:20px;background:var(--primary-light);color:var(--primary);font-size:.84rem;font-weight:600;margin-bottom:16px}.hero-title{font-family:var(--font-heading);font-size:clamp(2rem,4vw,3.2rem);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin-bottom:14px;color:var(--text)}.hero-subtitle{font-size:clamp(1rem,1.8vw,1.18rem);color:var(--text-muted);max-width:760px;margin:0 auto 30px}.app-container{max-width:960px;margin:0 auto 40px;padding:0 20px;width:100%}.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-lg);padding:24px;overflow:hidden}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--border);padding-bottom:14px;margin-bottom:20px;overflow-x:auto}.tab-btn{display:flex;align-items:center;gap:8px;padding:10px 18px;border-radius:10px;border:none;background:var(--bg);color:var(--text-muted);font-weight:600;font-size:.9rem;cursor:pointer;white-space:nowrap;transition:all .2s}.tab-btn.active{background:var(--primary);color:#fff}.tab-panel{display:none}.tab-panel.active{display:block}.drop-zone{border:2px dashed var(--border);border-radius:14px;padding:40px 20px;text-align:center;cursor:pointer;background:var(--bg);transition:all .2s;position:relative}.drop-zone:hover,.drop-zone.dragover{border-color:var(--primary);background:var(--primary-light)}.drop-icon{font-size:2.8rem;margin-bottom:10px;color:var(--primary)}.drop-title{font-weight:700;font-size:1.1rem;margin-bottom:6px}.drop-subtitle{font-size:.85rem;color:var(--text-muted)}.file-input{display:none}.url-input-group{display:flex;gap:10px;margin-top:10px}.url-input{flex:1;padding:14px 18px;border:1px solid var(--border);border-radius:12px;background:var(--bg);color:var(--text);font-size:.95rem;outline:none;transition:border-color .2s}.url-input:focus{border-color:var(--primary)}.url-btn{padding:0 24px;border:none;border-radius:12px;background:var(--primary);color:#fff;font-weight:600;cursor:pointer}.samples-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;margin-top:12px}.sample-item{border:2px solid var(--border);border-radius:10px;overflow:hidden;cursor:pointer;background:var(--bg);transition:all .2s;text-align:center;padding:8px}.sample-item:hover{border-color:var(--primary);transform:translateY(-2px)}.sample-item img{width:100%;height:90px;object-fit:cover;border-radius:6px;display:block}.sample-name{font-size:.8rem;font-weight:600;margin-top:6px;color:var(--text)}.validation-msg{margin-top:14px;padding:10px 14px;border-radius:8px;font-size:.88rem;display:none;align-items:center;gap:8px}.validation-msg.error{display:flex;background:#fee2e2;color:#b91c1c}[data-theme=dark] .validation-msg.error{background:#450a0a;color:#fca5a5}.validation-msg.success{display:flex;background:#dcfce7;color:#15803d}[data-theme=dark] .validation-msg.success{background:#052e16;color:#86efac}.preview-box{margin-top:20px;padding:16px;border-radius:12px;background:var(--bg);border:1px solid var(--border);display:none;align-items:center;gap:16px}.preview-box.show{display:flex}.preview-thumb{width:80px;height:80px;object-fit:contain;border-radius:8px;border:1px solid var(--border);background:#000}.preview-info{flex:1}.preview-name{font-weight:700;font-size:.95rem;word-break:break-all}.preview-meta{font-size:.82rem;color:var(--text-muted);margin-top:2px}.actions-bar{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:10px;font-size:.95rem;font-weight:600;cursor:pointer;border:none;transition:all .2s;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover);box-shadow:var(--shadow)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--bg);border:1px solid var(--border);color:var(--text)}.btn-secondary:hover{border-color:var(--text-muted)}.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}.btn-danger:hover{background:var(--danger);color:#fff}.output-wrapper{margin-top:40px;display:none}.output-wrapper.active{display:block}.output-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-lg);padding:26px;margin-bottom:24px}.output-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:20px}.output-title{font-family:var(--font-heading);font-size:1.4rem;font-weight:700}.output-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.btn-sm{padding:8px 14px;font-size:.84rem;border-radius:8px}.output-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.player-pane{display:flex;flex-direction:column;gap:14px}.canvas-wrap{width:100%;min-height:260px;background:#000;border-radius:12px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;border:1px solid var(--border)}.canvas-wrap canvas{max-width:100%;max-height:360px;object-fit:contain}.player-controls{display:flex;align-items:center;gap:10px;background:var(--bg);padding:10px 14px;border-radius:10px;border:1px solid var(--border)}.ctrl-btn{background:none;border:none;color:var(--text);font-size:1.1rem;cursor:pointer;padding:4px 8px;border-radius:6px}.ctrl-btn:hover{background:var(--primary-light);color:var(--primary)}.frame-slider{flex:1;accent-color:var(--primary)}.frame-counter{font-size:.85rem;font-weight:700;color:var(--text);min-width:64px;text-align:right}.engines-pane{display:flex;flex-direction:column;gap:14px}.section-subtitle{font-size:1rem;font-weight:700;margin-bottom:4px;display:flex;align-items:center;gap:8px}.engine-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}.engine-btn{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-weight:600;font-size:.88rem;transition:all .15s}.engine-btn:hover{border-color:var(--primary);background:var(--primary-light);color:var(--primary);transform:translateY(-1px)}.engine-btn span{display:flex;align-items:center;gap:8px}.meta-table{width:100%;border-collapse:collapse;margin-top:10px}.meta-table tr{border-bottom:1px solid var(--border)}.meta-table tr:last-child{border-bottom:none}.meta-table td{padding:10px 6px;font-size:.88rem}.meta-label{color:var(--text-muted);font-weight:500;width:38%}.meta-val{font-weight:600;color:var(--text);word-break:break-all}.hash-box{display:flex;align-items:center;justify-content:space-between;background:var(--bg);padding:10px 12px;border-radius:8px;border:1px solid var(--border);font-family:monospace;font-size:.84rem;margin-bottom:8px;word-break:break-all;gap:8px}.hash-box span{overflow:hidden;text-overflow:ellipsis}.hash-copy-btn{background:none;border:none;cursor:pointer;color:var(--primary);font-size:.9rem;padding:2px 6px;border-radius:4px}.hash-copy-btn:hover{background:var(--primary-light)}.palette-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.palette-swatch{width:36px;height:36px;border-radius:8px;border:1px solid var(--border);cursor:pointer;position:relative}.palette-swatch:hover::after{content:attr(data-hex);position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:#000;color:#fff;font-size:.7rem;padding:2px 6px;border-radius:4px;white-space:nowrap;margin-bottom:4px}.keyframes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:8px;margin-top:10px;max-height:200px;overflow-y:auto;padding-right:4px}.keyframe-thumb{border:2px solid var(--border);border-radius:8px;overflow:hidden;cursor:pointer;aspect-ratio:1;background:#000;display:flex;align-items:center;justify-content:center}.keyframe-thumb.active{border-color:var(--primary)}.keyframe-thumb img{width:100%;height:100%;object-fit:cover}.section-container{max-width:1240px;margin:50px auto;padding:0 20px}.section-header{text-align:center;margin-bottom:34px}.section-title{font-family:var(--font-heading);font-size:clamp(1.6rem,2.8vw,2.2rem);font-weight:700;margin-bottom:8px}.section-desc{color:var(--text-muted);font-size:1rem;max-width:680px;margin:0 auto}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}.tool-item{background:var(--surface);border:1px solid var(--border);padding:14px 18px;border-radius:12px;font-size:.9rem;font-weight:600;color:var(--text);display:flex;align-items:center;justify-content:space-between;transition:all .15s}.tool-item:hover{border-color:var(--primary);background:var(--primary-light);color:var(--primary);transform:translateY(-1px)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:26px;box-shadow:var(--shadow)}.feature-icon{width:46px;height:46px;background:var(--primary-light);color:var(--primary);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:16px}.feature-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;margin-bottom:8px}.feature-text{font-size:.9rem;color:var(--text-muted);line-height:1.55}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}.step-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:24px;position:relative}.step-num{width:36px;height:36px;background:var(--primary);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;margin-bottom:14px}.step-title{font-size:1.05rem;font-weight:700;margin-bottom:8px}.step-desc{font-size:.88rem;color:var(--text-muted)}.seo-article{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:36px;box-shadow:var(--shadow);line-height:1.75;font-size:1rem;color:var(--text)}.seo-article h2{font-family:var(--font-heading);font-size:1.6rem;font-weight:700;margin-bottom:14px;color:var(--text)}.seo-article h3{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;margin:22px 0 10px;color:var(--text)}.seo-article p{margin-bottom:16px;color:var(--text)}.seo-article ul{margin:0 0 16px 20px}.seo-article li{margin-bottom:6px}.faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;margin:0 auto}.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.faq-question{width:100%;text-align:left;padding:18px 22px;background:none;border:none;font-size:1.02rem;font-weight:700;color:var(--text);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;transition:color .2s}.faq-question:hover{color:var(--primary)}.faq-icon{font-size:1.2rem;transition:transform .2s;flex-shrink:0}.faq-item.active .faq-icon{transform:rotate(180deg)}.faq-answer{padding:0 22px 18px;font-size:.92rem;color:var(--text-muted);line-height:1.6;display:none}.faq-item.active .faq-answer{display:block}.cta-banner{background:linear-gradient(135deg,var(--primary),#7c3aed);color:#fff;border-radius:20px;padding:48px 28px;text-align:center;box-shadow:var(--shadow-lg)}.cta-title{font-family:var(--font-heading);font-size:clamp(1.8rem,3vw,2.4rem);font-weight:800;margin-bottom:12px}.cta-text{font-size:1.05rem;opacity:.9;max-width:620px;margin:0 auto 26px}.cta-buttons{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}.cta-btn{padding:14px 28px;border-radius:12px;font-weight:700;font-size:1rem;color:var(--primary);background:#fff;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s}.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 16px rgba(0,0,0,.2);color:var(--primary-hover)}.site-footer{background:var(--surface);border-top:1px solid var(--border);margin-top:auto;padding:50px 20px 24px}.footer-inner{max-width:1240px;margin:0 auto}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px;margin-bottom:40px}.footer-brand-title{font-family:var(--font-heading);font-size:1.3rem;font-weight:700;margin-bottom:10px;color:var(--text)}.footer-brand-desc{font-size:.86rem;color:var(--text-muted);line-height:1.55;margin-bottom:16px}.footer-links-title{font-family:var(--font-heading);font-size:1rem;font-weight:700;margin-bottom:14px;color:var(--text)}.footer-links{list-style:none;display:flex;flex-direction:column;gap:8px}.footer-links a{font-size:.85rem;color:var(--text-muted);transition:color .15s}.footer-links a:hover{color:var(--primary)}.footer-disclaimer{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:14px;font-size:.78rem;color:var(--text-muted);line-height:1.5;margin-bottom:20px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid var(--border);padding-top:20px;font-size:.82rem;color:var(--text-muted)}.footer-legal{display:flex;gap:16px;list-style:none}.cookie-banner{position:fixed;bottom:20px;left:20px;right:20px;max-width:620px;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 22px;box-shadow:var(--shadow-lg);display:none;align-items:center;justify-content:space-between;gap:16px;z-index:9999}.cookie-banner.show{display:flex}.cookie-text{font-size:.84rem;color:var(--text);line-height:1.45}.cookie-actions{display:flex;gap:8px;flex-shrink:0}@media(max-width:900px){.menu-img{width:90vw;grid-template-columns:1fr}.output-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){.nav-menu{position:fixed;top:72px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);flex-direction:column;align-items:stretch;padding:16px;display:none;box-shadow:var(--shadow-lg)}.nav-menu.mobile-open{display:flex}.nav-toggle{display:block}.nav-dropdown-menu{position:static;width:100%!important;box-shadow:none;border:none;padding:8px 0}.engine-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.cookie-banner{flex-direction:column;align-items:stretch;bottom:10px;left:10px;right:10px;padding:14px}}