:root{color-scheme:dark;--bg-primary: #000000;--bg-secondary: #1c1c1e;--bg-card: rgba(28, 28, 30, .78);--bg-card-hover: #2c2c2e;--bg-input: rgba(118, 118, 128, .24);--border-color: rgba(255, 255, 255, .08);--border-focus: #0a84ff;--separator: rgba(255, 255, 255, .1);--material: rgba(28, 28, 30, .72);--text-primary: #f5f5f7;--text-secondary: #a1a1a6;--text-muted: #636366;--accent-primary: #0a84ff;--accent-secondary: #64d2ff;--accent-gradient: linear-gradient(180deg, #0a84ff 0%, #0077ed 100%);--primary: var(--accent-primary);--card-bg: var(--bg-card);--success: #30d158;--warning: #ffd60a;--error: #ff453a;--warning-text: var(--warning);--fill: rgba(118, 118, 128, .24);--fill-elevated: rgba(255, 255, 255, .16);--fill-subtle: rgba(255, 255, 255, .06);--hairline: rgba(255, 255, 255, .16);--overlay: rgba(0, 0, 0, .55);--solid-surface: #1c1c1e;--thumb: #2c2c2e;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .28);--shadow-md: 0 8px 24px rgba(0, 0, 0, .32);--shadow-lg: 0 18px 40px rgba(0, 0, 0, .4);--shadow-glow: 0 8px 24px rgba(10, 132, 255, .18);--transition-fast: .12s cubic-bezier(.22, 1, .36, 1);--transition-normal: .28s cubic-bezier(.22, 1, .36, 1);--transition-slow: .4s cubic-bezier(.22, 1, .36, 1);--safe-area-top: env(safe-area-inset-top, 0px);--safe-area-bottom: env(safe-area-inset-bottom, 0px);--safe-area-left: env(safe-area-inset-left, 0px);--safe-area-right: env(safe-area-inset-right, 0px)}[data-theme=light]{color-scheme:light;--bg-primary: #f5f5f7;--bg-secondary: #ffffff;--bg-card: #ffffff;--bg-card-hover: #f2f2f7;--bg-input: rgba(120, 120, 128, .12);--border-color: rgba(60, 60, 67, .12);--border-focus: #007aff;--separator: rgba(60, 60, 67, .12);--material: #ffffff;--text-primary: #1d1d1f;--text-secondary: #6e6e73;--text-muted: #86868b;--accent-primary: #007aff;--accent-secondary: #64d2ff;--accent-gradient: linear-gradient(180deg, #0a84ff 0%, #007aff 100%);--success: #34c759;--warning: #ff9f0a;--error: #ff3b30;--warning-text: #c93400;--fill: rgba(120, 120, 128, .16);--fill-elevated: #ffffff;--fill-subtle: rgba(120, 120, 128, .08);--hairline: rgba(60, 60, 67, .18);--overlay: rgba(0, 0, 0, .32);--solid-surface: #ffffff;--thumb: #ffffff;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .06), 0 0 0 .5px rgba(0, 0, 0, .04);--shadow-md: 0 8px 24px rgba(0, 0, 0, .08);--shadow-lg: 0 18px 40px rgba(0, 0, 0, .12);--shadow-glow: 0 8px 24px rgba(0, 122, 255, .16)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html{font-size:16px;scroll-behavior:smooth;height:100%;overscroll-behavior-y:none;overflow-x:hidden;background-color:var(--bg-primary);color-scheme:dark}html[data-theme=light]{color-scheme:light}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,SF Pro Display,Helvetica Neue,sans-serif;background:var(--bg-primary);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100%;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;padding-top:var(--safe-area-top);padding-bottom:var(--safe-area-bottom);padding-left:var(--safe-area-left);padding-right:var(--safe-area-right);user-select:text;-webkit-user-select:text}input,textarea{user-select:text;-webkit-user-select:text}::selection{background:#0a84ff59;color:var(--text-primary)}button,.mode-btn,.generate-btn,.login-button,.download-btn,.use-as-ref-btn,.recent-use-ref-btn,.delete-image-btn{-webkit-touch-callout:none}:where(button):active:not(:disabled){transform:scale(.96)}button:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}#root{min-height:100%}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3}.app-container{max-width:1400px;margin:0 auto;min-height:100vh;padding:0 var(--space-md);padding-top:var(--space-2xl)}@media(min-width:901px){.app-container{padding:0 var(--space-lg);padding-top:var(--space-2xl)}}@media(max-width:600px){.app-container{padding:var(--space-sm);padding-top:var(--space-xl)}}.app-header{text-align:center;margin-bottom:18px;position:relative;padding:8px 0 4px}.header-top{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);margin-bottom:14px;min-height:36px}.theme-capsule{position:relative;display:inline-flex;align-items:center;isolation:isolate;padding:2px;border-radius:var(--radius-full);background:var(--fill);border:1px solid var(--separator);-webkit-user-select:none;user-select:none;backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);box-shadow:0 1px #ffffff0f inset}.theme-capsule:active{transform:scale(.96)}.theme-capsule-thumb{position:absolute;top:2px;bottom:2px;left:2px;width:calc(50% - 2px);border-radius:var(--radius-full);background:var(--thumb);box-shadow:var(--shadow-sm);transform:translate(100%);transition:transform .32s cubic-bezier(.22,1,.36,1);z-index:0;pointer-events:none}.theme-capsule[data-selected=light] .theme-capsule-thumb{transform:translate(0)}.theme-capsule-option{position:relative;z-index:1;width:40px;height:32px;border:none;background:transparent;color:var(--text-muted);border-radius:var(--radius-full);cursor:pointer;display:flex;align-items:center;justify-content:center;touch-action:manipulation;transition:color .18s cubic-bezier(.22,1,.36,1)}.theme-capsule-option:active{transform:none}.theme-capsule-option[aria-checked=true]{color:var(--text-primary)}@media(prefers-reduced-motion:reduce){.theme-capsule-thumb{transition:none}}.app-title{font-size:clamp(2rem,4vw,2.75rem);font-weight:700;letter-spacing:-.03em;line-height:1.05;color:var(--text-primary);margin-bottom:6px}.app-subtitle{color:var(--text-secondary);font-size:1.05rem;letter-spacing:-.015em}.language-switch{background:var(--material);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--separator);color:var(--text-primary);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-full);cursor:pointer;font-size:.8125rem;font-weight:600;letter-spacing:-.01em;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}.language-switch:hover{background:var(--bg-card-hover);border-color:var(--accent-primary)}.header-actions{display:flex;gap:var(--space-sm);margin-left:auto}.logout-btn{background:transparent;border:1px solid var(--separator);color:var(--text-muted);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-full);cursor:pointer;font-size:.8125rem;font-weight:600;letter-spacing:-.01em;transition:border-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.logout-btn:hover{border-color:var(--error);color:var(--error)}.main-content{display:grid;grid-template-columns:61.8fr 38.2fr;gap:var(--space-lg)}.main-content>*{min-width:0}.left-panel{display:flex;flex-direction:column;gap:var(--space-lg);min-width:0}@media(max-width:900px){.main-content{grid-template-columns:1fr}}.mobile-image-tabs{display:none;gap:4px;margin-bottom:var(--space-md)}.mobile-tab{flex:1;padding:6px 4px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-input);color:var(--text-secondary);font-size:.72rem;font-weight:500;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast);white-space:nowrap}.mobile-tab.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.tab-content{display:block}.tab-content.tab-aflx{display:none}@media(max-width:900px){.left-panel>.aflx-assets-card{display:none}.mobile-image-tabs{display:flex}.tab-content{display:none}.tab-content.active{display:block}.tab-content.tab-aflx{display:none}.tab-content.tab-aflx.active{display:block}}.image-cards-tabbed .tab-content.tab-uploaded{margin-top:var(--space-lg);padding-top:var(--space-lg);border-top:1px solid var(--border-color)}.card{background:var(--material);backdrop-filter:blur(28px) saturate(180%);-webkit-backdrop-filter:blur(28px) saturate(180%);border:1px solid var(--separator);border-radius:var(--radius-xl);padding:var(--space-lg);transition:border-color var(--transition-fast);min-width:0;overflow:hidden}.card:hover{border-color:var(--hairline);box-shadow:none}.card-title{font-size:1.0625rem;font-weight:650;letter-spacing:-.02em;margin-bottom:var(--space-md);display:flex;align-items:center;gap:var(--space-sm)}.card-title:before{content:"";width:3px;height:1.05em;background:var(--accent-primary);border-radius:var(--radius-full)}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:var(--space-sm)}.label-hint{font-size:.75rem;font-weight:400;color:var(--text-muted);margin-left:var(--space-xs)}.mode-selector{display:flex;gap:2px;background:var(--fill);padding:3px;border-radius:13px}.mode-btn{flex:1;padding:8px 10px;border:none;background:transparent;color:var(--text-secondary);font-size:.8125rem;font-weight:600;letter-spacing:-.015em;border-radius:10px;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),transform .1s ease-out}.mode-btn:hover{color:var(--text-primary)}.mode-btn.active{background:var(--fill-elevated);color:var(--text-primary);box-shadow:var(--shadow-sm)}.size-selector{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-sm)}@media(max-width:768px){.size-selector{grid-template-columns:repeat(3,1fr)}}@media(max-width:500px){.size-selector{grid-template-columns:repeat(2,1fr)}}.preset-selector{display:flex;flex-wrap:wrap;gap:var(--space-sm)}.preset-btn{padding:var(--space-sm) var(--space-md);border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-secondary);border-radius:var(--radius-full);cursor:pointer;font-size:.75rem;transition:border-color var(--transition-fast),background var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.preset-btn:hover{border-color:var(--accent-primary);color:var(--text-primary)}.preset-btn.active{border-color:var(--accent-primary);background:var(--accent-primary);color:#fff}.preset-ratio-tag{display:inline-block;margin-left:6px;padding:1px 6px;font-size:.65rem;font-weight:600;border-radius:var(--radius-full);background:#ffffff26;color:inherit;opacity:.85}.preset-btn:not(.active) .preset-ratio-tag{background:#00000014;color:var(--text-secondary)}.size-btn{display:flex;flex-direction:row;align-items:center;gap:var(--space-sm);padding:var(--space-sm);border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-secondary);border-radius:var(--radius-md);cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast),color var(--transition-fast),transform var(--transition-fast);min-height:60px;min-width:0;overflow:hidden}.size-btn:hover{border-color:var(--accent-primary);color:var(--text-primary)}.size-btn.active{border-color:var(--accent-primary);background:color-mix(in srgb,var(--accent-primary) 10%,transparent);color:var(--accent-primary)}.size-icon{border:2px solid currentColor;border-radius:2px;flex-shrink:0}.size-text{display:flex;flex-direction:column;align-items:flex-start;gap:1px;overflow:hidden}.size-label{font-size:.8rem;font-weight:600}.size-desc{font-size:.6rem;color:var(--text-secondary);line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.size-note{font-size:.55rem;color:var(--text-muted);line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.size-note:empty{display:none}.prompt-container{position:relative}.prompt-textarea{width:100%;min-height:120px;padding:var(--space-md);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);color:var(--text-primary);font-size:1rem;font-family:inherit;resize:vertical;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.prompt-textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent-primary) 20%,transparent)}.prompt-textarea::placeholder{color:var(--text-muted)}.optimize-btn{position:absolute;bottom:var(--space-md);right:var(--space-md);padding:var(--space-xs) var(--space-md);background:var(--bg-card);border:1px solid var(--border-color);color:var(--accent-primary);font-size:.75rem;font-weight:500;border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.optimize-btn:hover:not(:disabled){background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}.optimize-btn:disabled{opacity:.5;cursor:not-allowed}.history-btn{margin-top:var(--space-sm);padding:var(--space-xs) var(--space-sm);background:transparent;border:1px solid var(--border-color);color:var(--text-muted);font-size:.75rem;border-radius:var(--radius-sm);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.history-btn:hover:not(:disabled){border-color:var(--accent-primary);color:var(--text-primary)}.history-btn:disabled{opacity:.4;cursor:not-allowed}.history-btn.filled{background:var(--fill-subtle);border-color:var(--separator)}.history-btn.auto{width:auto;padding:8px 16px}.history-btn.compact{margin-top:8px;padding:6px 12px;font-size:.8rem}.history-dropdown{margin-top:var(--space-sm);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);max-height:200px;overflow-y:auto}.history-item{padding:var(--space-sm) var(--space-md);font-size:.75rem;color:var(--text-secondary);cursor:pointer;border-bottom:1px solid var(--border-color);transition:background var(--transition-fast),color var(--transition-fast)}.history-item:last-child{border-bottom:none}.history-item:hover{background:var(--bg-card);color:var(--text-primary)}.image-uploader{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:var(--space-xl);text-align:center;cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast);position:relative;overflow:hidden}.image-uploader:hover{border-color:var(--accent-primary);background:#0a84ff0f}.image-uploader.has-image{padding:0;border-style:solid}.upload-hint{color:var(--text-muted);font-size:.875rem}.upload-icon{font-size:2rem;margin-bottom:var(--space-sm);color:var(--text-secondary)}.uploaded-image{width:100%;height:auto;max-height:300px;object-fit:contain;display:block}.remove-image-btn{position:absolute;top:var(--space-sm);right:var(--space-sm);width:28px;height:28px;border-radius:var(--radius-full);background:var(--error);border:none;color:#fff;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity var(--transition-fast)}.image-uploader:hover .remove-image-btn{opacity:1}.generate-btn{width:100%;padding:14px var(--space-lg);background:var(--accent-primary);border:none;border-radius:var(--radius-lg);color:#fff;font-size:1.0625rem;font-weight:650;letter-spacing:-.02em;cursor:pointer;transition:transform .1s ease-out,filter var(--transition-fast),opacity var(--transition-fast);box-shadow:none}.generate-btn:hover:not(:disabled){filter:brightness(1.08)}.generate-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.result-panel{display:flex;flex-direction:column;gap:24px}.generated-image-container{background:var(--bg-secondary);border-radius:var(--radius-lg);overflow:hidden;position:relative;min-height:300px;display:flex;align-items:center;justify-content:center}.generated-image{width:100%;height:auto;display:block}.placeholder-text{color:var(--text-muted);font-size:.875rem}.image-actions{position:absolute;bottom:var(--space-md);right:var(--space-md);display:flex;gap:var(--space-sm)}.download-btn,.use-as-ref-btn{padding:var(--space-sm) var(--space-md);background:#000000b3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);color:#fff;font-size:.75rem;font-weight:500;border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast)}.download-btn:hover{background:var(--accent-primary)}.use-as-ref-btn:hover{background:var(--success)}.recent-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.recent-hint{font-size:.75rem;color:var(--warning-text);display:flex;align-items:center;gap:var(--space-xs)}.clear-btn{padding:var(--space-xs) var(--space-sm);background:transparent;border:1px solid var(--border-color);color:var(--text-muted);font-size:.75rem;border-radius:var(--radius-sm);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.clear-btn:hover{border-color:var(--error);color:var(--error)}.recent-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-sm);max-height:280px;overflow-y:auto;padding-right:var(--space-sm)}@media(max-width:900px){.recent-grid{grid-template-columns:repeat(4,1fr)}}@media(max-width:600px){.recent-grid{grid-template-columns:repeat(3,1fr)}}.recent-item{position:relative;width:100%;padding-bottom:100%;height:0;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;border:2px solid transparent;transition:border-color var(--transition-fast),transform var(--transition-fast)}.recent-item:hover{border-color:var(--accent-primary);transform:scale(1.05);z-index:10}.recent-item img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.recent-item .download-overlay{position:absolute;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity var(--transition-fast)}.recent-item:hover .download-overlay{opacity:1}.delete-image-btn{position:absolute;top:4px;right:4px;width:20px;height:20px;padding:0;border:none;border-radius:var(--radius-full);background:var(--error);color:#fff;font-size:.625rem;cursor:pointer;opacity:0;transition:opacity var(--transition-fast);display:flex;align-items:center;justify-content:center}.recent-item:hover .delete-image-btn{opacity:1}.recent-use-ref-btn{position:absolute;top:4px;left:4px;width:24px;height:20px;padding:0 4px;border:none;border-radius:var(--radius-sm);background:var(--accent-primary);color:#fff;font-size:.6rem;font-weight:700;cursor:pointer;opacity:0;transition:opacity var(--transition-fast);display:flex;align-items:center;justify-content:center;z-index:2}.recent-item:hover .recent-use-ref-btn{opacity:1}@media(hover:none){.remove-image-btn,.delete-image-btn,.recent-use-ref-btn,.reference-image-item .remove-overlay{opacity:1}}:is(.uploaded-image,.generated-image,.recent-item img,.reference-image-item img,.lightbox-image,.chat-image-wrapper img,.chat-attachment-item img,.usage-log-thumb img){outline:1px solid oklch(1 0 0 / .1);outline-offset:-1px}[data-theme=light] :is(.uploaded-image,.generated-image,.recent-item img,.reference-image-item img,.lightbox-image,.chat-image-wrapper img,.chat-attachment-item img,.usage-log-thumb img){outline-color:#0000001a}.empty-state{text-align:center;padding:var(--space-xl);color:var(--text-muted)}.loading-spinner{width:24px;height:24px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite;display:inline-block;margin-right:var(--space-sm)}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.error-toast{position:fixed;bottom:calc(var(--space-lg) + var(--safe-area-bottom));right:var(--space-lg);max-width:min(420px,calc(100vw - 2 * var(--space-lg)));padding:var(--space-md) var(--space-lg);background:var(--error);color:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);animation:slideIn .3s ease;z-index:10001;cursor:pointer;word-break:break-word}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.app-footer{text-align:center;padding:var(--space-xl) 0;margin-top:var(--space-2xl);color:var(--text-muted);font-size:.875rem;border-top:1px solid var(--border-color)}.login-page{min-height:100vh;display:flex;align-items:flex-start;justify-content:center;padding:64px var(--space-lg) var(--space-lg);position:relative;overflow:hidden}.login-container{width:100%;max-width:400px;position:relative;z-index:1}.login-bg-gradient{position:fixed;inset:0;background:radial-gradient(ellipse 70% 45% at 50% -10%,rgba(10,132,255,.22) 0%,transparent 55%),radial-gradient(ellipse 50% 35% at 100% 100%,rgba(100,210,255,.08) 0%,transparent 50%);pointer-events:none}.login-bg-grid{display:none}.login-card{background:var(--material);backdrop-filter:blur(40px) saturate(180%);-webkit-backdrop-filter:blur(40px) saturate(180%);border:1px solid var(--separator);border-radius:28px;padding:28px 32px;box-shadow:var(--shadow-lg);position:relative}.login-toolbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);margin:0 0 18px}.login-lang-switch{background:var(--fill-subtle);border:1px solid var(--separator);color:var(--text-secondary);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-full);cursor:pointer;font-size:.75rem;font-weight:600;letter-spacing:-.01em;transition:background var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.login-lang-switch:hover{background:var(--fill);color:var(--text-primary)}.login-header{text-align:center;margin-bottom:var(--space-xl)}.login-logo{width:64px;height:64px;margin:0 auto 18px;background:var(--accent-primary);border-radius:18px;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 28px 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