:root{--bg-primary:#090a0f;--bg-secondary:#11131a;--bg-tertiary:#181b26;--bg-card:#131620;--border-color:rgba(255,255,255,0.08);--border-hover:rgba(99,102,241,0.5);--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-primary:#6366f1;--accent-secondary:#06b6d4;--accent-gradient:linear-gradient(135deg,#6366f1 0%,#8b5cf6 50%,#06b6d4 100%);--accent-glow:rgba(99,102,241,0.25);--card-bg-light:rgba(255,255,255,0.03);--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--font-sans:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;--font-display:'Outfit',sans-serif;--transition:all 0.2s cubic-bezier(0.16,1,0.3,1);--header-h:68px;--shadow-lg:0 20px 25px -5px rgba(0,0,0,0.5),0 8px 10px -6px rgba(0,0,0,0.4)}[data-theme="light"]{--bg-primary:#f8fafc;--bg-secondary:#ffffff;--bg-tertiary:#f1f5f9;--bg-card:#ffffff;--border-color:rgba(0,0,0,0.08);--border-hover:rgba(99,102,241,0.6);--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-primary:#4f46e5;--accent-secondary:#0284c7;--accent-gradient:linear-gradient(135deg,#4f46e5 0%,#7c3aed 50%,#0284c7 100%);--accent-glow:rgba(79,70,229,0.15);--card-bg-light:rgba(0,0,0,0.02);--shadow-lg:0 20px 25px -5px rgba(0,0,0,0.08),0 8px 10px -6px rgba(0,0,0,0.04)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;width:100%;max-width:100vw;min-height:100vh}a{color:inherit;text-decoration:none;transition:var(--transition)}button,input,select{font-family:inherit;font-size:inherit}button{cursor:pointer;border:none;background:none}img{max-width:100%;height:auto;display:block}.container{width:100%;max-width:1380px;margin:0 auto;padding:0 20px}.header{position:sticky;top:0;left:0;right:0;z-index:1000;background:rgba(9,10,15,0.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color);height:var(--header-h);display:flex;align-items:center}[data-theme="light"] .header{background:rgba(255,255,255,0.85)}.nav-container{display:flex;align-items:center;justify-content:space-between;width:100%;gap:16px}.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:700;font-size:1.25rem;letter-spacing:-0.02em;color:var(--text-primary)}.brand-icon{width:36px;height:36px;border-radius:var(--radius-md);background:var(--accent-gradient);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 0 20px var(--accent-glow);flex-shrink:0}.brand-badge{font-size:0.65rem;font-weight:700;padding:2px 6px;border-radius:var(--radius-full);background:rgba(99,102,241,0.2);color:#818cf8;border:1px solid rgba(99,102,241,0.4);text-transform:uppercase;letter-spacing:0.05em}.nav-links{display:flex;align-items:center;gap:8px;list-style:none}.nav-item{position:relative}.nav-link{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);font-size:0.875rem;font-weight:500;color:var(--text-secondary)}.nav-link:hover,.nav-item.active .nav-link{color:var(--text-primary);background:var(--card-bg-light)}.dropdown-menu{position:absolute;top:100%;left:0;display:none;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px;box-shadow:var(--shadow-lg);min-width:260px;z-index:1100}.nav-item:hover .dropdown-menu,.nav-item:focus-within .dropdown-menu{display:block}.mega-menu{width:780px;left:50%;transform:translateX(-50%);display:none;grid-template-columns:repeat(2,1fr);gap:14px;max-height:480px;overflow-y:auto}.nav-item:hover .mega-menu,.nav-item:focus-within .mega-menu{display:grid}.menu-col-title{font-size:0.75rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);padding-bottom:8px;border-bottom:1px solid var(--border-color);margin-bottom:8px}.menu-link{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--radius-sm);font-size:0.825rem;color:var(--text-secondary);transition:var(--transition)}.menu-link:hover{background:var(--card-bg-light);color:var(--accent-primary);transform:translateX(3px)}.header-actions{display:flex;align-items:center;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-md);font-size:0.875rem;font-weight:600;transition:var(--transition);white-space:nowrap}.btn-sm{padding:6px 12px;font-size:0.8rem;border-radius:var(--radius-sm)}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 14px var(--accent-glow)}.btn-primary:hover{opacity:0.95;transform:translateY(-1px);box-shadow:0 6px 20px var(--accent-glow)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--card-bg-light);border-color:var(--border-hover)}.btn-danger{background:rgba(239,68,68,0.15);color:#ef4444;border:1px solid rgba(239,68,68,0.3)}.btn-danger:hover{background:rgba(239,68,68,0.25)}.theme-toggle{width:38px;height:38px;border-radius:var(--radius-md);background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);display:flex;align-items:center;justify-content:center;transition:var(--transition)}.theme-toggle:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.mobile-toggle{display:none;width:38px;height:38px;border-radius:var(--radius-md);background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);align-items:center;justify-content:center}.breadcrumb-nav{padding:14px 0 0;font-size:0.8rem;color:var(--text-muted)}.breadcrumb-list{display:flex;align-items:center;gap:8px;list-style:none;flex-wrap:wrap}.breadcrumb-item{display:flex;align-items:center;gap:8px}.breadcrumb-item::after{content:"/";color:var(--border-color);font-size:0.75rem}.breadcrumb-item:last-child::after{display:none}.breadcrumb-item.active{color:var(--accent-primary);font-weight:600}.hero{padding:40px 0 24px;text-align:center;position:relative}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--radius-full);background:rgba(99,102,241,0.12);border:1px solid rgba(99,102,241,0.3);color:#818cf8;font-size:0.8rem;font-weight:600;margin-bottom:16px}.hero-badge svg{animation:spin 6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.hero-title{font-family:var(--font-display);font-size:clamp(2.1rem,5vw,3.6rem);font-weight:800;line-height:1.15;letter-spacing:-0.03em;margin-bottom:16px}.text-gradient{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:clamp(1rem,2vw,1.2rem);color:var(--text-secondary);max-width:760px;margin:0 auto 28px}.hero-actions{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.hero-pills{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:24px;flex-wrap:wrap;font-size:0.825rem;color:var(--text-muted)}.hero-pill{display:flex;align-items:center;gap:6px}.hero-pill svg{color:var(--accent-secondary)}.studio-section{padding:16px 0 48px}.studio-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;display:flex;flex-direction:column}.studio-topbar{background:var(--bg-tertiary);border-bottom:1px solid var(--border-color);padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.preset-info{display:flex;align-items:center;gap:10px}.preset-active-name{font-family:var(--font-display);font-weight:700;font-size:1.05rem;color:var(--text-primary)}.preset-pill-tag{font-size:0.7rem;padding:3px 8px;border-radius:var(--radius-full);background:rgba(6,182,212,0.2);color:#22d3ee;font-weight:700;letter-spacing:0.04em}.aspect-switcher{display:flex;align-items:center;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:2px}.aspect-btn{padding:5px 10px;font-size:0.75rem;font-weight:600;color:var(--text-secondary);border-radius:4px;transition:var(--transition)}.aspect-btn.active{background:var(--accent-primary);color:#fff}.playback-bar{display:flex;align-items:center;gap:10px;flex:1;min-width:240px;max-width:440px}.play-btn{width:36px;height:36px;border-radius:50%;background:var(--accent-primary);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--transition)}.play-btn:hover{transform:scale(1.05)}.time-scrubber{flex:1;-webkit-appearance:none;appearance:none;height:5px;background:rgba(255,255,255,0.15);border-radius:4px;outline:none;cursor:pointer}[data-theme="light"] .time-scrubber{background:rgba(0,0,0,0.15)}.time-scrubber::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:#06b6d4;cursor:pointer;border:2px solid #fff}.timecode{font-family:monospace;font-size:0.75rem;color:var(--text-muted);white-space:nowrap}.studio-actions-group{display:flex;align-items:center;gap:8px;position:relative}.action-dropdown-wrap{position:relative}.action-dropdown-menu{position:absolute;top:100%;right:0;display:none;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:8px;box-shadow:var(--shadow-lg);min-width:200px;z-index:200}.action-dropdown-wrap.open .action-dropdown-menu{display:block}.action-dropdown-item{display:flex;align-items:center;gap:10px;padding:8px 12px;width:100%;text-align:left;font-size:0.825rem;color:var(--text-secondary);border-radius:var(--radius-sm);transition:var(--transition)}.action-dropdown-item:hover{background:var(--card-bg-light);color:var(--text-primary)}.studio-main{display:grid;grid-template-columns:300px 1fr 340px;min-height:640px;position:relative}.template-sidebar{background:var(--bg-card);border-right:1px solid var(--border-color);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:14px 16px;border-bottom:1px solid var(--border-color)}.sidebar-title{font-size:0.85rem;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--text-muted);margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}.category-pills{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;-ms-overflow-style:none;scrollbar-width:none}.category-pills::-webkit-scrollbar{display:none}.cat-pill{padding:5px 10px;border-radius:var(--radius-full);font-size:0.725rem;font-weight:600;background:var(--bg-tertiary);color:var(--text-secondary);white-space:nowrap;transition:var(--transition)}.cat-pill.active{background:var(--accent-primary);color:#fff}.preset-grid-wrap{padding:14px;overflow-y:auto;flex:1;max-height:600px;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.preset-tile{position:relative;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:10px 8px 8px;display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer;transition:var(--transition);user-select:none}.preset-tile:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,0.3)}.preset-tile.active{border-color:var(--accent-secondary);background:rgba(6,182,212,0.08);box-shadow:0 0 0 2px rgba(6,182,212,0.4)}.preset-thumb{width:100%;aspect-ratio:1/1;max-width:100px;background:#0d0e14;border-radius:var(--radius-sm);margin-bottom:8px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.preset-tile.active .preset-thumb{border:1px solid rgba(6,182,212,0.5)}.preset-name{font-size:0.75rem;font-weight:600;color:var(--text-primary);line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:100%}.preset-badge{position:absolute;top:6px;right:6px;font-size:0.6rem;font-weight:800;background:#0284c7;color:#fff;padding:1px 5px;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:0.04em}.viewport-wrapper{position:relative;background:#000;display:flex;align-items:center;justify-content:center;overflow:hidden}.viewport-canvas-container{width:100%;height:100%;position:relative;display:flex;align-items:center;justify-content:center}.canvas-aspect-box{position:relative;transition:all 0.3s cubic-bezier(0.16,1,0.3,1);box-shadow:0 0 40px rgba(0,0,0,0.8);overflow:hidden;border:1px solid rgba(255,255,255,0.08)}.canvas-aspect-box.aspect-16-9{width:100%;max-width:860px;aspect-ratio:16/9}.canvas-aspect-box.aspect-9-16{height:90%;aspect-ratio:9/16}.canvas-aspect-box.aspect-1-1{width:80%;max-width:560px;aspect-ratio:1/1}.canvas-aspect-box.aspect-4-5{height:90%;aspect-ratio:4/5}#motionCanvas{width:100%!important;height:100%!important;display:block}.viewport-overlay{position:absolute;top:14px;left:14px;display:flex;gap:8px;pointer-events:none;z-index:20}.overlay-pill{background:rgba(9,10,15,0.75);backdrop-filter:blur(8px);border:1px solid var(--border-color);border-radius:var(--radius-full);padding:4px 10px;font-size:0.7rem;font-family:monospace;color:var(--text-secondary);display:flex;align-items:center;gap:6px}.overlay-pill.recording{background:rgba(239,68,68,0.2);border-color:#ef4444;color:#ef4444}.pulse-dot{width:8px;height:8px;border-radius:50%;background:#ef4444;animation:pulse 1s infinite}@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.3;transform:scale(1.2)}}.viewport-guide{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);background:rgba(9,10,15,0.75);backdrop-filter:blur(8px);border:1px solid var(--border-color);border-radius:var(--radius-full);padding:4px 14px;font-size:0.7rem;color:var(--text-muted);pointer-events:none;white-space:nowrap}.controls-sidebar{background:var(--bg-card);border-left:1px solid var(--border-color);display:flex;flex-direction:column;overflow:hidden}.control-tabs{display:flex;border-bottom:1px solid var(--border-color);background:var(--bg-tertiary)}.control-tab{flex:1;padding:12px 6px;font-size:0.775rem;font-weight:600;color:var(--text-secondary);text-align:center;border-bottom:2px solid transparent;transition:var(--transition)}.control-tab:hover{color:var(--text-primary)}.control-tab.active{color:var(--accent-primary);border-bottom-color:var(--accent-primary);background:var(--bg-card)}.tab-content{display:none;padding:16px;overflow-y:auto;flex:1;max-height:600px}.tab-content.active{display:block}.control-group{margin-bottom:18px}.control-label-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.control-label{font-size:0.775rem;font-weight:600;color:var(--text-secondary);display:flex;align-items:center;gap:6px}.control-val{font-family:monospace;font-size:0.725rem;color:var(--accent-secondary);background:var(--bg-tertiary);padding:2px 6px;border-radius:4px;border:1px solid var(--border-color)}.range-slider{width:100%;-webkit-appearance:none;appearance:none;height:5px;background:var(--bg-tertiary);border-radius:4px;outline:none;border:1px solid var(--border-color);cursor:pointer}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:15px;height:15px;border-radius:50%;background:var(--accent-primary);border:2px solid #fff;cursor:pointer}.input-text,.select-box{width:100%;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:8px 12px;font-size:0.825rem;color:var(--text-primary);outline:none;transition:var(--transition)}.input-text:focus,.select-box:focus{border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-glow)}.color-palette-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.palette-btn{height:32px;border-radius:var(--radius-sm);border:2px solid transparent;transition:var(--transition);cursor:pointer}.palette-btn.active{border-color:#fff;transform:scale(1.08)}.bg-picker-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.bg-choice-btn{padding:7px;border-radius:var(--radius-sm);font-size:0.725rem;font-weight:600;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-secondary);text-align:center}.bg-choice-btn.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.media-dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:18px 12px;text-align:center;background:var(--bg-tertiary);cursor:pointer;transition:var(--transition)}.media-dropzone:hover,.media-dropzone.dragover{border-color:var(--accent-secondary);background:rgba(6,182,212,0.05)}.dropzone-text{font-size:0.75rem;color:var(--text-muted);margin-top:6px}.validation-badge{display:flex;align-items:center;gap:6px;font-size:0.725rem;padding:6px 10px;border-radius:var(--radius-sm);margin-top:12px;transition:var(--transition)}.validation-badge.valid{background:rgba(34,197,94,0.12);color:#22c55e;border:1px solid rgba(34,197,94,0.3)}.validation-badge.invalid{background:rgba(239,68,68,0.12);color:#ef4444;border:1px solid rgba(239,68,68,0.3)}.export-progress-wrap{margin-top:14px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:12px;display:none}.export-progress-wrap.active{display:block}.progress-bar-bg{height:8px;background:var(--bg-primary);border-radius:4px;overflow:hidden;margin:8px 0}.progress-bar-fill{height:100%;width:0;background:var(--accent-gradient);transition:width 0.15s ease}.progress-status-text{font-size:0.75rem;color:var(--text-secondary);display:flex;justify-content:space-between}.section{padding:64px 0;position:relative}.section-header{text-align:center;max-width:740px;margin:0 auto 42px}.section-tag{font-size:0.75rem;font-weight:700;text-transform:uppercase;letter-spacing:0.1em;color:var(--accent-primary);margin-bottom:8px}.section-title{font-family:var(--font-display);font-size:clamp(1.8rem,3.5vw,2.5rem);font-weight:700;line-height:1.2;margin-bottom:12px}.section-subtitle{font-size:0.95rem;color:var(--text-secondary)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}.tool-item{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:14px 16px;display:flex;align-items:center;gap:12px;transition:var(--transition)}.tool-item:hover{border-color:var(--accent-primary);background:var(--bg-card);transform:translateY(-2px);box-shadow:0 8px 18px rgba(0,0,0,0.2)}.tool-item-icon{width:32px;height:32px;border-radius:var(--radius-sm);background:rgba(99,102,241,0.12);color:var(--accent-primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.tool-item-name{font-size:0.825rem;font-weight:600;color:var(--text-primary);line-height:1.3}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px}.feature-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:28px;transition:var(--transition);display:flex;flex-direction:column}.feature-card:hover{border-color:var(--accent-primary);transform:translateY(-4px);box-shadow:var(--shadow-lg)}.feature-icon{width:46px;height:46px;border-radius:var(--radius-md);background:rgba(99,102,241,0.15);color:var(--accent-primary);display:flex;align-items:center;justify-content:center;margin-bottom:18px}.feature-title{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin-bottom:10px}.feature-desc{font-size:0.875rem;color:var(--text-secondary);line-height:1.6}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;position:relative}.step-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;position:relative}.step-number{font-family:var(--font-display);font-size:2.2rem;font-weight:800;color:rgba(99,102,241,0.25);margin-bottom:8px}.step-title{font-family:var(--font-display);font-size:1.05rem;font-weight:700;margin-bottom:8px}.step-desc{font-size:0.825rem;color:var(--text-secondary)}.seo-content-box{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:36px;line-height:1.8;color:var(--text-secondary)}.seo-content-box h2{font-family:var(--font-display);font-size:1.6rem;color:var(--text-primary);margin-bottom:16px}.seo-content-box p{margin-bottom:18px;font-size:0.95rem}.seo-content-box p:last-child{margin-bottom:0}.seo-content-box strong{color:var(--text-primary)}.faq-accordion{display:flex;flex-direction:column;gap:12px;max-width:860px;margin:0 auto}.faq-item{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden;transition:var(--transition)}.faq-item:hover{border-color:var(--border-hover)}.faq-header{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;user-select:none;font-family:var(--font-display);font-size:1rem;font-weight:600;color:var(--text-primary)}.faq-icon{transition:transform 0.25s ease;color:var(--accent-primary);flex-shrink:0}.faq-item.open .faq-icon{transform:rotate(180deg)}.faq-body{display:none;padding:0 20px 20px;font-size:0.875rem;color:var(--text-secondary);line-height:1.7}.faq-item.open .faq-body{display:block}.cta-banner{background:linear-gradient(135deg,rgba(99,102,241,0.15) 0%,rgba(6,182,212,0.15) 100%),var(--bg-secondary);border:1px solid rgba(99,102,241,0.3);border-radius:var(--radius-lg);padding:56px 24px;text-align:center;box-shadow:0 12px 30px rgba(99,102,241,0.15)}.cta-title{font-family:var(--font-display);font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;margin-bottom:14px}.cta-text{max-width:620px;margin:0 auto 28px;font-size:1rem;color:var(--text-secondary)}.cta-buttons{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap}.footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:54px 0 28px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:32px;margin-bottom:44px}.footer-col-title{font-family:var(--font-display);font-size:0.9rem;font-weight:700;color:var(--text-primary);margin-bottom:16px}.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}.footer-link{font-size:0.825rem;color:var(--text-secondary)}.footer-link:hover{color:var(--accent-primary);transform:translateX(2px)}.footer-disclaimer-box{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px 20px;font-size:0.75rem;color:var(--text-muted);line-height:1.6;margin-bottom:28px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border-color);padding-top:20px;font-size:0.8rem;color:var(--text-muted);flex-wrap:wrap;gap:14px}.footer-bottom-links{display:flex;align-items:center;gap:16px}.toast-container{position:fixed;bottom:24px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{pointer-events:auto;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:12px 18px;font-size:0.825rem;color:var(--text-primary);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:10px;animation:slideIn 0.3s cubic-bezier(0.16,1,0.3,1)}@keyframes slideIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.toast.success{border-left:4px solid #22c55e}.toast.error{border-left:4px solid #ef4444}.cookie-banner{position:fixed;bottom:20px;left:20px;right:20px;max-width:540px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:18px 22px;box-shadow:var(--shadow-lg);z-index:1900;display:none;animation:slideIn 0.4s ease}.cookie-banner.show{display:block}.cookie-content{font-size:0.825rem;color:var(--text-secondary);margin-bottom:14px;line-height:1.5}.cookie-actions{display:flex;align-items:center;gap:10px;justify-content:flex-end}@media (max-width:1100px){.studio-main{grid-template-columns:1fr;min-height:auto}.template-sidebar,.controls-sidebar{max-height:420px;border-left:none;border-right:none;border-bottom:1px solid var(--border-color)}.preset-grid-wrap,.tab-content{max-height:360px}.footer-grid{grid-template-columns:1fr 1fr}}@media (max-width:768px){.header{height:auto;padding:12px 0}.nav-links{position:fixed;top:var(--header-h);left:0;right:0;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);flex-direction:column;padding:16px;display:none}.nav-links.mobile-open{display:flex}.mega-menu{width:100%;left:0;transform:none;grid-template-columns:1fr}.mobile-toggle{display:flex}.hero-actions{flex-direction:column;width:100%}.hero-actions .btn{width:100%}.studio-topbar{flex-direction:column;align-items:stretch}.playback-bar{max-width:100%}.footer-grid{grid-template-columns:1fr}}.thumb-chip{position:relative;width:44px;height:32px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border-color);flex-shrink:0}.thumb-chip img{width:100%;height:100%;object-fit:cover}.thumb-chip-del{position:absolute;top:0;right:0;width:14px;height:14px;background:rgba(0,0,0,0.75);color:#fff;font-size:9px;display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:0 0 0 4px}.thumb-chip-del:hover{background:#ef4444}