:root{--primary: #F9F506;--primary-strong: #F9E400;--banana-yellow: #FFD700;--pale-yellow: #FEFCE8;--dark-text: #1C1C0D;--light-text: #1C1C0D;--muted-text: #6b7280;--border-color: #E9E8CE;--background-color: #FCFCF8;--card-background: #ffffff;--disabled-bg: #f1f5f9;--disabled-text: #94a3b8;--error-red: #e53e3e;--pale-red: #fff5f5;--success-green: #16a34a}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:Spline Sans,Noto Sans,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--background-color);color:var(--dark-text);min-height:100vh;padding:0}.app-container{width:100%;max-width:1200px;background-color:transparent;border-radius:0;box-shadow:none;padding:0 1rem 2rem;text-align:left;margin:0 auto}.app-header{position:sticky;top:0;z-index:20;background:var(--card-background);border-bottom:1px solid var(--border-color);padding:.75rem 1rem;margin-bottom:1rem;display:grid;grid-template-columns:auto 1fr auto;align-items:center;width:100%}.brand{display:flex;align-items:center;gap:.75rem}.app-logo{width:36px;height:36px}.brand-text h1{font-size:1.25rem;font-weight:800;margin:0}.brand-text .tagline{margin:0;font-size:.85rem;color:var(--dark-text)}.header-nav{display:none;gap:1rem;justify-self:center}.nav-link{color:var(--dark-text);text-decoration:none;font-weight:600;font-size:.9rem}.nav-link:hover{color:var(--light-text)}.header-actions{justify-self:end}.cta-btn{background:var(--primary);color:var(--dark-text);border:none;border-radius:10px;height:38px;padding:0 14px;font-weight:800}.cta-btn:hover{background:var(--primary-strong);box-shadow:0 4px 10px #f9f50640}@media (min-width: 900px){.header-nav{display:flex}}.hero{text-align:center;padding:2rem 0 1rem}.hero-title{margin:0;font-size:2.25rem;letter-spacing:-.02em}.hero-logo{display:block;width:min(30vw,300px);height:auto;margin:0 auto}.hero-sub{margin:.5rem auto 0;max-width:800px;color:var(--light-text)}.markdown-preview{text-align:left;line-height:1.6}.markdown-preview img{max-width:100%;height:auto;display:block;margin:.5rem 0}.markdown-preview h1,.markdown-preview h2,.markdown-preview h3{margin:1rem 0 .5rem}.markdown-preview p{margin:.5rem 0}.final-download{text-align:center;padding:2.5rem 0 1.5rem}.success-badge{width:88px;height:88px;border-radius:9999px;margin:0 auto 1.25rem;display:flex;align-items:center;justify-content:center;background:#f9f5062e;border:2px solid #f59e0b}.success-badge .tick{width:44px;height:44px;stroke:#f59e0b}.final-title{margin:1.5rem 0;font-size:1.9rem}.final-sub{margin:0 0 1.25rem;color:var(--light-text)}.final-actions{margin:1rem 0 .75rem}.primary-download{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:var(--dark-text);font-weight:800;padding:.85rem 1.5rem;border-radius:10px;text-decoration:none;box-shadow:0 6px 16px #f9f50659}.primary-download:hover{background:var(--primary-strong)}.final-secondary{margin-top:2rem;color:var(--muted-text)}.secondary-download{margin-left:.5rem;display:inline-flex;align-items:center;justify-content:center;padding:.4rem .8rem;border:1px solid var(--border-color);border-radius:8px;text-decoration:none;color:var(--dark-text)}.secondary-download:hover{background:var(--pale-yellow);border-color:var(--primary)}.propose-section{display:flex;justify-content:center}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{to{transform:translate(100%)}}@media (max-width: 768px){.app-container{padding:0 1rem 1.5rem}.brand-text h1{font-size:1.1rem}.brand-text .tagline{font-size:.8rem}.advanced-options-toggle{padding:1rem}.advanced-options-content.show{padding:1.5rem 1rem}.generated-images-container,.existing-image-container{flex-direction:column}.modal-content{padding:1.5rem}}.propose-button{background-color:var(--primary);color:var(--dark-text);border:none;border-radius:8px;padding:.9rem 2rem;font-size:1rem;font-weight:700;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;width:100%;max-width:400px}.propose-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #f9f50659}.propose-button:disabled{background-color:var(--pale-yellow);color:var(--muted-text);border:1px solid var(--border-color);cursor:not-allowed;box-shadow:none;transform:none}.nav-button{background-color:var(--card-background);color:var(--dark-text);border:1px solid var(--border-color);border-radius:6px;padding:.5rem 1.25rem;font-size:.9rem;font-weight:600;cursor:pointer;transition:background-color .2s ease,border-color .2s ease}.nav-button:hover:not(:disabled){background-color:var(--pale-yellow);border-color:var(--primary)}.nav-button:disabled{color:var(--disabled-text);cursor:not-allowed;opacity:.7}.context-button{background:none;border:1px solid var(--border-color);border-radius:6px;padding:.4rem .8rem;font-size:.85rem;font-weight:600;color:var(--dark-text);cursor:pointer;transition:background-color .2s ease,border-color .2s ease;margin-bottom:1rem;display:inline-flex;align-items:center;gap:.5rem}.context-button:hover{background-color:var(--pale-yellow);border-color:var(--primary)}.context-button:disabled{cursor:not-allowed;background-color:transparent;border-color:var(--border-color);color:var(--disabled-text)}.context-button:disabled:hover{background-color:transparent;border-color:var(--border-color)}.generate-variation-button{background-color:transparent;border:none;padding:1rem;font-size:.9rem;font-weight:600;color:var(--dark-text);cursor:pointer;width:100%;height:100%;border-radius:8px}.upload-section{display:grid;grid-template-columns:1fr;margin-bottom:1.5rem}.drop-zone{border:2px dashed var(--border-color);border-radius:8px;padding:2rem 1rem;display:flex;flex-direction:column;justify-content:center;align-items:center;cursor:pointer;transition:background-color .2s ease-in-out,border-color .2s ease-in-out;background-color:var(--card-background);min-height:180px;position:relative}.drop-zone.drag-over{background-color:var(--pale-yellow);border-color:var(--primary)}.drop-zone:hover{border-color:var(--primary)}.drop-zone.has-error{border-color:var(--error-red);background-color:var(--pale-red)}.drop-zone.has-error:hover{border-color:var(--error-red)}.drop-zone.disabled{background-color:var(--disabled-bg);cursor:not-allowed;border-color:var(--border-color)}.drop-zone.disabled:hover{border-color:var(--border-color)}.drop-zone input[type=file]{display:none}.drop-zone-icon{width:48px;height:48px;stroke:currentColor;color:#f8c411;margin-bottom:1rem;transition:color .2s ease-in-out}.drop-zone:hover .drop-zone-icon{color:#f8c411}.drop-zone-text{color:var(--light-text);font-weight:500}.drop-zone-text span{color:#f8c411;font-weight:800}.file-name{font-weight:500;word-break:break-all;padding:0 1rem}.file-size{color:var(--light-text);font-weight:600}.file-preview{display:flex;flex-direction:column;align-items:center}.drop-zone-preview{max-width:100%;max-height:180px;object-fit:contain;border-radius:8px;border:1px solid var(--border-color);background:transparent;margin-bottom:.5rem}.remove-button{margin-top:.5rem;background:none;border:1px solid var(--border-color);color:var(--dark-text);border-radius:6px;padding:.25rem .5rem;cursor:pointer;font-size:.8rem}.remove-button:hover{background:var(--pale-yellow);border-color:var(--primary)}.error-text{color:var(--error-red);font-size:.875rem;font-weight:500;margin-top:1rem}.results-section{text-align:left;margin-top:1rem}.results-navigation{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;background-color:var(--background-color);border-radius:8px;margin-bottom:1.5rem}.results-navigation span{font-size:1rem;font-weight:600;color:var(--dark-text)}.image-reference-list{display:flex;flex-direction:column}.image-reference-item{background-color:var(--card-background);border:1px solid var(--border-color);box-shadow:0 1px 2px #0000000a,0 1px 1px #00000005;border-radius:8px;padding:1rem 1.5rem;transition:background-color .2s ease}.image-reference-item.status-existing,.image-reference-item.status-to-generate{border-left:none}.item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.item-path{font-weight:600;color:var(--dark-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:80%;padding-right:1rem}.item-line{font-size:.8rem;font-weight:500;background-color:var(--disabled-bg);color:var(--disabled-text);padding:.2rem .5rem;border-radius:4px}.item-alt{font-style:italic;color:var(--light-text);margin:0 0 .75rem;font-size:.9rem}.item-body{min-height:20px;margin-top:1rem}.status-text{font-size:.9rem;color:var(--light-text);margin:0}.loading-prompts{display:flex;align-items:center;gap:.75rem;color:var(--light-text);font-size:.9rem;margin-top:.5rem}.loading-images-header{display:flex;align-items:center;justify-content:center;gap:.75rem;color:var(--muted-text);font-size:.9rem;margin-bottom:1rem}.proposed-prompts{margin-top:1rem;display:flex;flex-direction:column;gap:1rem}.prompt-option{border-left:2px solid var(--border-color);padding-left:1rem}.prompt-option strong{font-size:.9rem;color:var(--dark-text)}.prompt-option p{margin:.25rem 0 0;font-size:.95rem;line-height:1.5;color:var(--dark-text)}.generation-result{margin-top:1rem}.generation-result.is-loading{text-align:center}.generated-images-container{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;justify-content:center}.generated-image-wrapper{position:relative;width:100%;flex:1 1 0;max-width:100%;aspect-ratio:16 / 9;min-height:220px;display:flex;justify-content:center;align-items:center;background-color:var(--card-background);border-radius:8px;overflow:hidden;border:3px solid transparent;transition:border-color .3s ease}.info-button{position:absolute;top:10px;left:10px;background-color:#0000008c;color:#fff;border:none;border-radius:50%;width:24px;height:24px;font-size:14px;font-weight:700;line-height:24px;text-align:center;cursor:pointer;opacity:0;transition:opacity .2s ease}.generated-image-wrapper:hover .info-button{opacity:1}.generated-image-wrapper.placeholder{color:var(--light-text);font-size:.9rem}.generated-image-wrapper.skeleton{background-color:var(--disabled-bg);position:relative;overflow:hidden}.skeleton:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;transform:translate(-100%);background-image:linear-gradient(90deg,#fff0 0,#fff3 20%,#ffffff80 60%,#fff0);animation:shimmer 2s infinite}.generated-image{display:block;width:100%;height:100%;object-fit:contain;background:transparent}.zoom-button{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#ffffffe6;border:1px solid var(--border-color);width:44px;height:44px;border-radius:9999px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .2s ease-in-out}.generated-image-wrapper:hover .zoom-button{opacity:1}@supports (aspect-ratio: 1 / 1){.generated-image{height:100%}}.generation-error{color:var(--error-red);background-color:var(--pale-red);border:1px solid var(--error-red);border-radius:6px;padding:.75rem 1rem;font-size:.9rem;margin-top:1rem;text-align:center}.generation-error.small{font-size:.8rem;padding:.5rem;margin-top:.5rem}.existing-image-container{display:flex;gap:1rem;align-items:flex-start}.image-column{flex:1;min-width:0;display:flex;flex-direction:column;gap:.5rem}.column-label{font-size:.9rem;font-weight:600;color:var(--dark-text);margin:0;text-align:center}.generated-image-wrapper.variation-placeholder{display:flex;justify-content:center;align-items:center;border:2px dashed var(--border-color);background-color:var(--background-color);transition:border-color .2s ease,background-color .2s ease}.generated-image-wrapper.variation-placeholder:hover{border-color:var(--banana-yellow)}.retry-button{margin-left:1rem;background-color:var(--banana-yellow);border:none;color:var(--dark-text);padding:.25rem .75rem;border-radius:4px;cursor:pointer;font-size:.8rem;font-weight:600}.generated-image-wrapper.selected{border-color:var(--primary);box-shadow:0 6px 20px #f9f50640}.version-badge{position:absolute;top:8px;right:8px;background:#1c1c0dd9;color:#fff;font-size:12px;line-height:1;padding:6px 8px;border-radius:10px}.version-nav{position:absolute;top:8px;right:48px;display:flex;gap:4px}.version-nav .nav-arrow{background:#ffffffe6;border:1px solid var(--border-color);border-radius:6px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer}.version-nav .nav-arrow:disabled{opacity:.5;cursor:default}.edit-panel{margin-top:8px}.edit-input{width:100%;padding:10px 12px;border:1px solid var(--border-color);border-radius:8px;font-size:14px}.edit-error{display:block;color:var(--error-red);margin-top:6px;font-size:12px}.edit-panel.modern{position:relative}.edit-textarea{width:100%;min-height:84px;resize:vertical;border:1px solid var(--border-color);border-radius:10px;padding:12px 56px 12px 12px;font-size:14px}.send-button{position:absolute;right:8px;bottom:8px;width:40px;height:40px;border-radius:9999px;border:none;background:var(--primary);color:var(--dark-text);font-weight:900;cursor:pointer}.send-button:disabled{opacity:.6;cursor:default}.generation-result>.context-button{float:right}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:var(--card-background);padding:1.25rem 1.5rem;border-radius:12px;max-width:92%;width:820px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 5px 25px #00000026}.modal-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color);padding-bottom:1rem;margin-bottom:1rem}.modal-header h3{margin:0;font-size:1.1rem}.modal-close-button{background:none;border:none;font-size:2rem;line-height:1;cursor:pointer;color:var(--light-text)}.modal-body{overflow-y:auto}.modal-body pre{background-color:var(--background-color);padding:1rem;border-radius:6px;white-space:pre-wrap;word-wrap:break-word}.modal-body img{max-width:100%;height:auto;display:block;margin:0 auto}.advanced-options{border:1px solid var(--border-color);border-radius:8px;margin-bottom:2rem;overflow:hidden;background-color:var(--background-color);transition:border-color .2s ease}.advanced-options-toggle{background:transparent;border:none;border-bottom:1px solid transparent;padding:1rem 1.5rem;width:100%;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:1rem;font-weight:600;color:var(--dark-text);transition:background-color .2s ease,border-color .4s ease}.advanced-options-toggle:hover{background-color:#00000005}.advanced-options-toggle[aria-expanded=true]{border-bottom-color:var(--border-color)}.chevron-icon{stroke:var(--light-text);transition:transform .3s ease-in-out}.advanced-options-toggle:hover .chevron-icon{stroke:var(--dark-text)}.chevron-icon.expanded{transform:rotate(180deg)}.advanced-options-content{background-color:var(--card-background);max-height:0;overflow:hidden;transition:max-height .4s ease-out,padding .4s ease-out;padding:0 1.5rem}.advanced-options-content.show{max-height:500px;padding:1.5rem}.options{display:flex;justify-content:center;align-items:center;margin-top:1.5rem;margin-bottom:0}.checkbox-container{display:flex;align-items:center;cursor:pointer;font-size:.95rem;color:var(--dark-text)}.checkbox-container input{display:none}.checkbox-custom{width:20px;height:20px;border:2px solid var(--border-color);border-radius:4px;margin-right:.75rem;display:flex;justify-content:center;align-items:center;transition:background-color .2s ease,border-color .2s ease}.checkbox-custom .tick{display:none;width:12px;height:12px}.checkbox-container input:checked+.checkbox-custom{background-color:var(--banana-yellow);border-color:var(--banana-yellow)}.checkbox-container input:checked+.checkbox-custom .tick{display:block}.spinner-container{display:flex;justify-content:center;align-items:center}.spinner{border:4px solid var(--disabled-bg);border-top:4px solid var(--primary);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}.spinner.big{width:64px;height:64px;border-width:6px;border-top-width:6px}.inline-spinner{border:2px solid var(--disabled-bg);border-top:2px solid var(--primary);border-radius:50%;width:16px;height:16px;animation:spin 1s linear infinite;flex-shrink:0}.generation-step{display:flex;flex-direction:column;align-items:center;width:100%}.generation-step.big{padding:3rem 0}.generation-status-indicator{display:flex;align-items:center;justify-content:center;gap:.75rem;font-size:1rem;font-weight:500;color:var(--dark-text);padding:.5rem 0}.generation-status-indicator.final-status{color:var(--success-green)}.generation-status-indicator.final-status .tick{width:20px;height:20px;stroke:var(--success-green)}