*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #6c8aff;--primary-dark: #5470e8;--bg: #0f1117;--card: #1a1d2e;--border: #2a2d3e;--text: #e8eaf0;--muted: #8892a4;--accent: #22c55e;--danger: #ef4444;color-scheme:dark}html[data-theme=light]{--primary: #4f6ef7;--primary-dark: #3a56d4;--bg: #f7f8fc;--card: #ffffff;--border: #e2e6f0;--text: #1a1d2e;--muted: #6b7280;--accent: #16a34a;--danger: #dc2626;color-scheme:light}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1100px;margin:0 auto;padding:0 1rem}.header{background:var(--card);border-bottom:1px solid var(--border);padding:0 1rem;text-align:center}.header-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:56px}.logo{font-size:1.25rem;font-weight:700;color:var(--primary);text-decoration:none}.logo:hover{text-decoration:none}.logo span{color:var(--text);font-weight:400;font-size:.9rem;margin-left:4px}.header-nav{display:flex;align-items:center;gap:.6rem}.nav-link{color:var(--muted);font-size:.9rem}.nav-link:hover{color:var(--primary);text-decoration:none}.nav-divider{color:var(--border);font-size:.8rem}.tagline{max-width:1100px;margin:0 auto;padding:.25rem 0 .4rem;font-size:.78rem;color:var(--muted)}.ad-slot{display:none;max-width:1100px;margin:0 auto;padding:.75rem 1rem;text-align:center}.ad-slot-inner{display:inline-flex;align-items:center;justify-content:center;background:var(--card);border:1px dashed var(--border);border-radius:6px;color:var(--muted);font-size:.75rem}.ad-leaderboard .ad-slot-inner{width:728px;max-width:100%;height:90px}.ad-rectangle .ad-slot-inner{width:336px;max-width:100%;height:280px}.home-container{max-width:1100px;margin:0 auto;padding:2.5rem 1rem 3rem;text-align:center}.home-title{font-size:2.2rem;font-weight:700;margin-bottom:.5rem;letter-spacing:-.02em}.home-subtitle{color:var(--muted);font-size:1.05rem;max-width:640px;margin:0 auto 2.5rem}.upload-zone{max-width:560px;margin:0 auto 3rem;border:2px dashed var(--border);border-radius:16px;padding:3rem 2rem;transition:border-color .2s,background .2s;cursor:pointer}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--primary);background:#6c8aff0f}.upload-icon{color:var(--primary);margin-bottom:1rem}.upload-text{font-size:1.1rem;font-weight:600;margin-bottom:.3rem}.upload-or{color:var(--muted);font-size:.85rem;margin-bottom:1rem}.upload-btn{display:inline-block;padding:.6rem 1.8rem;background:var(--primary);color:#fff;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:background .15s}.upload-btn:hover{background:var(--primary-dark);text-decoration:none}.upload-hint{color:var(--muted);font-size:.8rem;margin-top:.8rem}.features-section{text-align:left;margin-bottom:3rem}.features-section h2{text-align:center;font-size:1.5rem;margin-bottom:1.5rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.feature-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.5rem;transition:border-color .2s}.feature-card:hover{border-color:var(--primary)}.feature-icon{font-size:1.8rem;margin-bottom:.6rem}.feature-card h3{font-size:1rem;margin-bottom:.3rem}.feature-card p{color:var(--muted);font-size:.88rem}.faq-section{text-align:left;max-width:720px;margin:0 auto}.faq-section h2{font-size:1.3rem;margin-bottom:1.2rem;text-align:center}.faq-item{margin-bottom:1.4rem}.faq-item h3{font-size:.95rem;font-weight:600;margin-bottom:.25rem}.faq-item p{font-size:.88rem;color:var(--muted);line-height:1.7}#page-editor{display:flex;flex-direction:column;flex:1;min-height:0}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;background:var(--card);border-bottom:1px solid var(--border);padding:.4rem .75rem;gap:.5rem;flex-shrink:0;flex-wrap:wrap}.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:.4rem}.toolbar-btn{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .7rem;background:transparent;border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:.82rem;font-weight:500;cursor:pointer;transition:border-color .15s,background .15s;white-space:nowrap}.toolbar-btn:hover{border-color:var(--primary);background:#6c8aff14}.toolbar-btn:disabled{opacity:.4;cursor:not-allowed}.toolbar-btn.btn-download{background:var(--primary);color:#fff;border-color:var(--primary)}.toolbar-btn.btn-download:hover{background:var(--primary-dark)}.toolbar-filename{font-size:.82rem;color:var(--muted);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.toolbar-divider{width:1px;height:24px;background:var(--border);margin:0 .25rem}#tui-editor-container{flex:1;min-height:0;position:relative}#tui-editor-container .tui-image-editor-container{width:100%!important;height:100%!important}.static-page{flex:1;padding:2rem 1rem 3rem}.page-content{max-width:760px;margin:0 auto;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:2rem}.page-content h2{font-size:1.5rem;margin-bottom:1rem}.page-content h3{font-size:1.1rem;margin:1.5rem 0 .5rem}.page-content p{font-size:.92rem;color:var(--muted);line-height:1.7;margin-bottom:.8rem}.page-content ul{color:var(--muted);font-size:.92rem;line-height:1.8;margin:.5rem 0 1rem 1.5rem}.page-updated{font-size:.82rem;color:var(--muted);margin-bottom:1.5rem;font-style:italic}.footer{border-top:1px solid var(--border);background:var(--card);padding:1.2rem 1rem;text-align:center;font-size:.83rem;color:var(--muted);margin-top:auto}.footer-links{margin-bottom:.4rem}.footer-links a{color:var(--muted)}.footer-links a:hover{color:var(--primary)}.footer-sep{margin:0 .5rem;color:var(--border)}.footer-copy{margin-top:.25rem}.footer-note{font-size:.75rem;color:var(--muted);margin-top:.3rem;opacity:.7}@media(max-width:768px){.home-title{font-size:1.6rem}.home-subtitle{font-size:.95rem}.upload-zone{padding:2rem 1.2rem}.features-grid{grid-template-columns:1fr}.editor-toolbar{padding:.35rem .5rem}.toolbar-btn{padding:.35rem .5rem;font-size:.78rem}.toolbar-btn svg{width:16px;height:16px}.toolbar-filename{display:none}.header-nav{gap:.4rem}.nav-link{font-size:.82rem}}@media(max-width:480px){.toolbar-btn span,.toolbar-btn:not(.btn-download){gap:.2rem}.ad-leaderboard .ad-slot-inner{width:320px;height:50px}}