.fvg-wrapper{--fvg-bg-primary:#0a0f1e;--fvg-bg-secondary:#111827;--fvg-bg-card:#1a2236;--fvg-bg-input:#0d1424;--fvg-border:#2a3a5c;--fvg-border-focus:#3b82f6;--fvg-text-primary:#e2e8f0;--fvg-text-secondary:#94a3b8;--fvg-text-muted:#64748b;--fvg-accent-blue:#3b82f6;--fvg-accent-cyan:#22d3ee;--fvg-accent-green:#10b981;--fvg-accent-amber:#f59e0b;--fvg-accent-red:#ef4444;--fvg-font-mono:'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', 'Consolas', monospace;--fvg-font-sans:'Segoe UI', system-ui, -apple-system, sans-serif;--fvg-radius:8px;font-family:var(--fvg-font-sans);color:var(--fvg-text-primary);background:var(--fvg-bg-primary);line-height:1.6;max-width:900px;margin:0 auto;padding:2rem 1.25rem 3rem}.fvg-wrapper *,.fvg-wrapper *::before,.fvg-wrapper *::after{box-sizing:border-box}.fvg-hidden{display:none!important}.fvg-header{text-align:center;margin-bottom:2rem}.fvg-title{font-size:1.9rem;font-weight:700;margin:0 0 .4rem;color:var(--fvg-text-primary);letter-spacing:-.02em}.fvg-subtitle{color:var(--fvg-text-secondary);font-size:.95rem;margin:0}.fvg-dropzone{border:2px dashed var(--fvg-border);border-radius:var(--fvg-radius);padding:3.5rem 2rem;text-align:center;cursor:pointer;transition:border-color 0.2s,background 0.2s,box-shadow 0.2s;position:relative;user-select:none}.fvg-dropzone:hover{border-color:var(--fvg-border-focus);background:rgb(59 130 246 / .04)}.fvg-dropzone--dragover{border-color:var(--fvg-accent-cyan);background:rgb(34 211 238 / .06);box-shadow:0 0 0 4px rgb(34 211 238 / .12)}.fvg-hidden-input{display:none}.fvg-drop-icon{font-size:3.5rem;line-height:1;margin-bottom:.9rem;display:block}.fvg-drop-text{font-size:1.1rem;font-weight:600;color:var(--fvg-text-primary);margin-bottom:.4rem}.fvg-drop-hint{font-size:.82rem;color:var(--fvg-text-muted)}.fvg-drop-hint--small{margin-top:.3rem;font-size:.75rem}.fvg-panel{background:var(--fvg-bg-card);border:1px solid var(--fvg-border);border-radius:var(--fvg-radius);padding:1.25rem 1.5rem;margin-top:1.25rem}.fvg-panel-img-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid var(--fvg-border)}.fvg-source-info{display:flex;align-items:center;gap:.85rem;min-width:0}.fvg-source-thumb-wrap{width:52px;height:52px;border-radius:6px;border:1px solid var(--fvg-border);overflow:hidden;flex-shrink:0;background-image:linear-gradient(45deg,#555 25%,transparent 25%),linear-gradient(-45deg,#555 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#555 75%),linear-gradient(-45deg,transparent 75%,#555 75%);background-size:8px 8px;background-position:0 0,0 4px,4px -4px,-4px 0;background-color:#777}.fvg-source-thumb{width:100%;height:100%;object-fit:contain;display:block}.fvg-source-meta{min-width:0}.fvg-source-name{font-size:.88rem;font-weight:600;color:var(--fvg-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:240px}.fvg-source-dims{font-size:.78rem;color:var(--fvg-text-muted);font-family:var(--fvg-font-mono)}.fvg-options-row{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end}.fvg-input-group{flex:1;min-width:130px}.fvg-input-group label{display:block;font-size:.75rem;font-weight:600;color:var(--fvg-text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.4rem}.fvg-input-group select{width:100%;padding:.6rem .8rem;background:var(--fvg-bg-input);border:1px solid var(--fvg-border);border-radius:6px;color:var(--fvg-text-primary);font-family:var(--fvg-font-sans);font-size:.9rem;outline:none;transition:border-color 0.2s;cursor:pointer;appearance:auto}.fvg-input-group select:focus{border-color:var(--fvg-border-focus)}.fvg-color-swatch{width:100%;height:40px;padding:2px 4px;background:var(--fvg-bg-input);border:1px solid var(--fvg-border);border-radius:6px;cursor:pointer;outline:none}.fvg-btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.65rem 1.4rem;background:var(--fvg-accent-blue);color:#fff;border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:background 0.2s,transform 0.1s,opacity 0.2s;white-space:nowrap;font-family:inherit;min-height:44px}.fvg-btn:hover{background:#2563eb}.fvg-btn:active{transform:scale(.97)}.fvg-btn:disabled{opacity:.6;cursor:not-allowed}.fvg-btn--secondary{background:#fff0;border:1px solid var(--fvg-border);color:var(--fvg-text-secondary)}.fvg-btn--secondary:hover{background:var(--fvg-bg-secondary);color:var(--fvg-text-primary)}.fvg-btn--sm{padding:.45rem .9rem;font-size:.82rem;min-height:36px}.fvg-btn--download{background:var(--fvg-accent-green);width:100%;font-size:1rem;padding:.85rem 1.5rem;margin-top:1.5rem;border-radius:var(--fvg-radius)}.fvg-btn--download:hover{background:#059669}.fvg-error-msg{color:var(--fvg-accent-red);font-size:.85rem;margin-top:.75rem;padding:.6rem .85rem;border-radius:6px;background:rgb(239 68 68 / .08);border:1px solid rgb(239 68 68 / .25);display:none}.fvg-error-msg.fvg-visible{display:block}.fvg-preview-section{margin-top:1.75rem}.fvg-section-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem;flex-wrap:wrap}.fvg-section-title{font-size:1rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--fvg-text-secondary);margin:0}.fvg-bg-toggle{display:flex;gap:.4rem}.fvg-bg-toggle-btn{padding:.3rem .75rem;font-size:.78rem;font-weight:600;border-radius:4px;border:1px solid var(--fvg-border);background:#fff0;color:var(--fvg-text-muted);cursor:pointer;transition:background 0.15s,color 0.15s,border-color 0.15s;font-family:inherit;min-height:32px}.fvg-bg-toggle-btn:hover{border-color:var(--fvg-accent-blue);color:var(--fvg-text-primary)}.fvg-bg-toggle-btn.fvg-active{background:var(--fvg-accent-blue);border-color:var(--fvg-accent-blue);color:#fff}.fvg-preview-grid{display:flex;flex-wrap:wrap;gap:1.25rem;padding:1.25rem;background:var(--fvg-bg-card);border:1px solid var(--fvg-border);border-radius:var(--fvg-radius);justify-content:center}.fvg-preview-item{display:flex;flex-direction:column;align-items:center;gap:.5rem}.fvg-preview-canvas-wrap{border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center;flex-shrink:0}.fvg-checker{background-color:#999;background-image:linear-gradient(45deg,#ccc 25%,transparent 25%),linear-gradient(-45deg,#ccc 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#ccc 75%),linear-gradient(-45deg,transparent 75%,#ccc 75%);background-size:14px 14px;background-position:0 0,0 7px,7px -7px,-7px 0}.fvg-bg-light{background-color:#f4f4f5}.fvg-bg-dark{background-color:#18181b}.fvg-preview-canvas{display:block}.fvg-preview-label{font-size:.78rem;font-weight:600;color:var(--fvg-text-secondary);text-align:center;line-height:1.3}.fvg-preview-size{font-size:.7rem;color:var(--fvg-text-muted);font-family:var(--fvg-font-mono);text-align:center}.fvg-snippet{margin-top:1.25rem;background:var(--fvg-bg-card);border:1px solid var(--fvg-border);border-radius:var(--fvg-radius);overflow:hidden}.fvg-snippet-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1rem;border-bottom:1px solid var(--fvg-border);background:var(--fvg-bg-secondary)}.fvg-snippet-title{font-size:.82rem;font-weight:600;color:var(--fvg-text-secondary);text-transform:uppercase;letter-spacing:.06em}.fvg-snippet-code{margin:0;padding:1rem 1.1rem;font-family:var(--fvg-font-mono);font-size:.82rem;line-height:1.7;color:var(--fvg-accent-cyan);background:var(--fvg-bg-input);overflow-x:auto;white-space:pre;word-break:normal;tab-size:2}.fvg-download-info{margin-top:.6rem;font-size:.78rem;color:var(--fvg-text-muted);text-align:center;line-height:1.7}.fvg-download-info code{font-family:var(--fvg-font-mono);color:var(--fvg-text-secondary);background:var(--fvg-bg-card);padding:.1em .35em;border-radius:3px;font-size:.85em}.fvg-toast{position:fixed;bottom:2rem;left:50%;transform:translateX(-50%) translateY(120px);background:var(--fvg-accent-green);color:#fff;padding:.65rem 1.3rem;border-radius:8px;font-size:.88rem;font-weight:600;opacity:0;transition:transform 0.3s cubic-bezier(.34,1.56,.64,1),opacity 0.3s;z-index:10000;pointer-events:none;white-space:nowrap}.fvg-toast.fvg-show{transform:translateX(-50%) translateY(0);opacity:1}.fvg-footer{margin-top:2.5rem;text-align:center;font-size:.78rem;color:var(--fvg-text-muted)}.fvg-footer a{color:var(--fvg-accent-blue);text-decoration:none}.fvg-footer a:hover{text-decoration:underline}@media (max-width:768px){.fvg-wrapper{padding:1.5rem 1rem 2.5rem}.fvg-title{font-size:1.55rem}}@media (max-width:640px){.fvg-wrapper{padding:1rem .75rem 2rem}.fvg-title{font-size:1.35rem}.fvg-dropzone{padding:2.5rem 1.25rem}.fvg-panel{padding:1rem 1rem}.fvg-panel-img-row{flex-direction:column;align-items:flex-start}.fvg-panel-img-row .fvg-btn{width:100%;justify-content:center}.fvg-options-row{flex-direction:column;gap:.75rem}.fvg-input-group{min-width:100%}.fvg-section-header{flex-direction:column;align-items:flex-start}.fvg-preview-grid{gap:.85rem;padding:.85rem}.fvg-snippet-code{font-size:.72rem}.fvg-btn--download{font-size:.92rem}.fvg-source-name{max-width:180px}}@media (max-width:400px){.fvg-preview-grid{justify-content:flex-start}}