:root{--bg-color: #050505;--stage-bg: #000000;--panel-bg: rgba(20, 20, 22, .7);--panel-border: rgba(255, 255, 255, .08);--text-primary: #ffffff;--text-secondary: #a1a1aa;--text-muted: #71717a;--accent-color: #06b6d4;--accent-hover: #0891b2;--accent-gradient: linear-gradient(135deg, #06b6d4, #8b5cf6);--danger-color: #ef4444;--success-color: #10b981;--radius-lg: 16px;--radius-md: 10px;--radius-sm: 6px;--shadow-float: 0 20px 40px -10px rgba(0, 0, 0, .5), inset 0 1px 0 rgba(255, 255, 255, .05)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;margin:0;padding:0;background-color:var(--bg-color);color:var(--text-primary);display:flex;flex-direction:column;min-height:100vh;overflow-y:auto}.ticker-wrap{width:100%;overflow:hidden;height:36px;background-color:#6366f11a;border-bottom:1px solid rgba(99,102,241,.2);box-sizing:border-box;display:flex;align-items:center;position:relative;z-index:100}.ticker{display:inline-flex;white-space:nowrap;padding-right:100%;box-sizing:content-box;animation:ticker 30s linear infinite}.ticker__item{display:inline-block;padding:0 2rem;font-size:.75rem;font-weight:700;color:var(--primary-color);letter-spacing:2px}@keyframes ticker{0%{transform:translateZ(0)}to{transform:translate3d(-100%,0,0)}}.hidden{display:none!important}.topbar{height:60px;background:#0a0a0acc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--panel-border);display:flex;justify-content:space-between;align-items:center;padding:0 1.5rem;z-index:50;flex-shrink:0}.logo{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.1rem;color:var(--text-primary);letter-spacing:-.5px}.logo svg{color:var(--accent-color)}#app{flex:1;display:flex;flex-direction:column;position:relative;overflow-y:auto}body:has(#editor-workspace:not(.hidden)){overflow:hidden;height:100vh}body:has(#editor-workspace:not(.hidden)) #app{overflow:hidden;height:0;flex:1}body:has(#editor-workspace:not(.hidden)) .ticker-wrap,body:has(#result-workspace:not(.hidden)) .ticker-wrap{display:none}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.6rem 1.2rem;border-radius:var(--radius-sm);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;font-family:inherit}.primary-btn{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 14px #06b6d44d}.primary-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px #06b6d466}.secondary-btn{background:#ffffff14;color:var(--text-primary)}.secondary-btn:hover{background:#ffffff26}.outline-btn{background:transparent;border:1px solid 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var(--panel-border);border-radius:var(--radius-md);padding:2rem;margin-bottom:2rem}.seo-howto h2{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin:0 0 1rem}.seo-howto h2:not(:first-child){margin-top:2rem}.seo-howto ol{padding-left:1.25rem;margin:0}.seo-howto li{font-size:.875rem;color:var(--text-secondary);line-height:1.8;margin-bottom:.4rem}.seo-howto li strong{color:var(--text-primary)}.seo-faq{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:var(--radius-md);padding:2rem}.seo-faq>h2{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin:0 0 1.5rem}.faq-item{border-bottom:1px solid var(--panel-border);padding:1rem 0}.faq-item:last-child{border-bottom:none}.faq-item summary{font-size:.9rem;font-weight:600;color:var(--text-primary);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.faq-item summary:after{content:"+";font-size:1.2rem;color:var(--text-muted);transition:transform .2s}.faq-item[open] summary:after{transform:rotate(45deg)}.faq-item p{font-size:.875rem;color:var(--text-secondary);line-height:1.7;margin:.75rem 0 0}#app:has(#editor-workspace:not(.hidden)) .seo-content,#app:has(#result-workspace:not(.hidden)) .seo-content,#app:has(#editor-workspace:not(.hidden)) #upload-zone,#app:has(#result-workspace:not(.hidden)) #upload-zone{display:none}.upload-content{text-align:center;background:var(--panel-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--panel-border);border-radius:var(--radius-lg);padding:4rem 3rem;box-shadow:var(--shadow-float);transition:all .3s;max-width:500px;width:100%}.upload-content svg{color:var(--accent-color);margin-bottom:1.5rem}.upload-content h2{font-size:1.5rem;margin-bottom:.5rem;font-weight:600}.upload-content 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1.5rem;z-index:30}.timeline-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.timeline-title{display:flex;align-items:center;gap:.5rem;font-weight:600;font-size:.95rem;color:var(--text-secondary)}.timeline-title svg{color:var(--text-muted)}.horizontal-list{display:flex;gap:1rem;overflow-x:auto;padding-bottom:.5rem;flex:1}.regions-list{display:flex;flex-wrap:wrap;align-content:flex-start;gap:1rem;padding-bottom:.5rem;flex:1;overflow-y:auto}.regions-list::-webkit-scrollbar{width:6px}.regions-list::-webkit-scrollbar-track{background:#0003;border-radius:10px}.regions-list::-webkit-scrollbar-thumb{background:#fff3;border-radius:10px}.horizontal-list::-webkit-scrollbar{height:6px}.horizontal-list::-webkit-scrollbar-track{background:#0003;border-radius:10px}.horizontal-list::-webkit-scrollbar-thumb{background:#fff3;border-radius:10px}.region-item-wrapper{position:relative;display:flex;flex-direction:column;gap:.5rem;min-width:240px}.crop-corners-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;max-width:400px;margin:0 auto}.crop-corner-box{background:#0003;border:1px solid var(--panel-border);border-radius:var(--radius-md);padding:1rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem}.corner-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.corner-val{font-family:monospace;font-size:1.1rem;color:var(--text-primary);font-weight:500}.region-item{background:#0006;border:1px solid var(--panel-border);border-radius:var(--radius-md);padding:.8rem;display:flex;align-items:center;gap:.5rem;box-shadow:inset 0 1px #ffffff0d}.region-item span{font-size:.85rem;color:var(--text-muted)}.region-item input.time-input{width:65px;background:#ffffff0d;border:1px solid transparent;color:var(--text-primary);padding:.3rem;border-radius:4px;font-family:monospace;font-size:.85rem;text-align:center;transition:.2s}.region-item input.time-input:focus{outline:none;border-color:var(--accent-color);background:#00000080}.region-item .remove-region{margin-left:auto;background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:.2rem;font-size:1.1rem;transition:.2s}.region-item .remove-region:hover{color:var(--danger-color)}.region-error{position:absolute;bottom:100%;left:0;margin-bottom:.3rem;font-size:.75rem;color:#fca5a5;background:#ef444426;padding:.3rem .6rem;border-radius:4px;line-height:1.3;white-space:nowrap}.input-error{border-color:var(--danger-color)!important}.trim-global-error{font-size:.8rem;color:#fca5a5;background:#ef444426;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-sm);padding:.6rem;line-height:1.4;margin-bottom:1rem}.result-workspace{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--stage-bg);padding:2rem}.result-workspace h2{font-size:1.8rem;margin-bottom:1.5rem;font-weight:700;color:var(--success-color)}#result-video{max-width:80%;max-height:60vh;border-radius:var(--radius-lg);box-shadow:0 0 40px #0009;background:#000;margin-bottom:2rem}.actions{display:flex;gap:1rem}.processing-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center}.spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.1);border-left-color:var(--accent-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1.5rem}@keyframes spin{to{transform:rotate(360deg)}}#progress-text{font-size:1.1rem;font-weight:600;color:var(--text-primary);letter-spacing:.5px}