:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-panel: #16161f;--bg-surface: #1e1e2a;--bg-hover: #252535;--text-primary: #f0f0f5;--text-secondary: #8888a0;--text-muted: #555570;--accent: #c8a86e;--accent-dim: #9a7d4e;--accent-glow: rgba(200, 168, 110, .15);--border: #2a2a3a;--danger: #e74c3c;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-top: env(safe-area-inset-top, 0px);--toolbar-h: 64px;--topbar-h: 48px;--panel-h: 180px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%;overflow:hidden;background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Helvetica Neue,sans-serif;font-size:14px;-webkit-font-smoothing:antialiased;-webkit-user-select:none;user-select:none;touch-action:manipulation}#app{height:100%;position:relative}.screen{position:absolute;inset:0;display:none;flex-direction:column}.screen.active{display:flex}#welcome-screen{justify-content:center;align-items:center;background:var(--bg-primary)}.welcome-content{display:flex;flex-direction:column;align-items:center;gap:28px}.welcome-logo{display:flex;flex-direction:column;align-items:center;gap:2px}.logo-text{font-size:42px;font-weight:200;letter-spacing:16px;color:var(--text-primary)}.logo-sub{font-size:11px;font-weight:500;letter-spacing:8px;color:var(--text-secondary);text-transform:uppercase}.welcome-tagline{color:var(--text-muted);font-size:13px;font-weight:300;letter-spacing:1px}.welcome-actions{display:flex;gap:16px;margin-top:8px}.btn-open-primary,.btn-open-secondary{display:flex;align-items:center;gap:10px;padding:14px 24px;border-radius:16px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;border:1.5px solid transparent}.btn-open-primary{background:var(--accent);color:var(--bg-primary);border-color:var(--accent);animation:breathe 3s ease-in-out infinite}.btn-open-primary:active{transform:scale(.95);background:var(--accent-dim)}.btn-open-secondary{background:transparent;color:var(--text-secondary);border-color:var(--border)}.btn-open-secondary:active{transform:scale(.95);background:var(--bg-hover);color:var(--accent);border-color:var(--accent-dim)}#editor-screen{flex-direction:column}#top-bar{height:var(--topbar-h);padding-top:var(--safe-top);display:flex;align-items:center;justify-content:space-between;padding-left:8px;padding-right:8px;background:var(--bg-secondary);border-bottom:1px solid var(--border);z-index:10;flex-shrink:0}#top-bar-title{font-size:13px;color:var(--text-secondary);flex:1;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#top-bar-actions{display:flex;gap:4px}.icon-btn{width:40px;height:40px;border:none;background:transparent;color:var(--text-secondary);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s}.icon-btn:active{background:var(--bg-hover)}.icon-btn:disabled{opacity:.25;pointer-events:none}.icon-btn.accent{color:var(--accent)}#canvas-viewport{flex:1;position:relative;overflow:hidden;background:var(--bg-primary);display:flex;align-items:center;justify-content:center}#gl-canvas{display:block;max-width:100%;max-height:100%;touch-action:none;image-rendering:high-quality;transform-origin:center center;will-change:transform}#gl-canvas.zoomed{cursor:grab}#gl-canvas.zoomed:active{cursor:grabbing}.before-after-label{position:absolute;bottom:24px;left:50%;transform:translate(-50%) translateY(10px);background:#000000a6;color:#fff;font-size:12px;font-weight:600;letter-spacing:2px;padding:6px 18px;border-radius:20px;pointer-events:none;opacity:0;transition:opacity .2s ease,transform .2s ease;z-index:10;backdrop-filter:blur(8px)}.before-after-label.visible{opacity:1;transform:translate(-50%) translateY(0)}.overlay{position:absolute;inset:0;pointer-events:none}.overlay.hidden{display:none}.crop-dim{position:absolute;background:#0000008c}.crop-frame{position:absolute;border:1.5px solid rgba(255,255,255,.85);box-sizing:border-box}.crop-grid{position:absolute;box-sizing:border-box;background:linear-gradient(to right,rgba(255,255,255,.2) 1px,transparent 1px) 33.33% 0 / 33.33% 100%,linear-gradient(to bottom,rgba(255,255,255,.2) 1px,transparent 1px) 0 33.33% / 100% 33.33%;pointer-events:none}.crop-handle{position:absolute;background:#fff;border-radius:2px;box-shadow:0 1px 3px #00000080;z-index:2;cursor:pointer}.crop-handle-nw{cursor:nw-resize}.crop-handle-ne{cursor:ne-resize}.crop-handle-sw{cursor:sw-resize}.crop-handle-se{cursor:se-resize}.crop-handle-n{cursor:n-resize}.crop-handle-s{cursor:s-resize}.crop-handle-e{cursor:e-resize}.crop-handle-w{cursor:w-resize}.welcome-credit{position:absolute;bottom:calc(28px + var(--safe-bottom));font-size:11px;font-weight:300;letter-spacing:2px;color:var(--text-muted);text-decoration:none;opacity:.5;transition:opacity .3s}.welcome-credit:active,.welcome-credit:hover{opacity:.85;color:var(--accent-dim)}#histogram-overlay{inset:8px 8px auto auto;width:128px;height:56px;opacity:.6}#histogram-canvas{width:100%;height:100%;border-radius:var(--radius-sm);background:#00000080}#panels-area{position:absolute;bottom:calc(var(--toolbar-h) + var(--safe-bottom));left:0;right:0;max-height:50vh;background:#16161feb;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-top:1px solid rgba(255,255,255,.06);border-radius:var(--radius-lg) var(--radius-lg) 0 0;overflow-y:auto;overflow-x:hidden;z-index:5;transform:translateY(0);transition:transform .3s cubic-bezier(.4,0,.2,1)}#panels-area.panels-collapsed{transform:translateY(calc(100% - 44px))}#panels-area.panels-hidden{transform:translateY(100%)}#panel-drag-handle{display:flex;justify-content:center;align-items:center;padding:10px 0 2px;cursor:grab;touch-action:none}.handle-bar{width:36px;height:4px;border-radius:2px;background:var(--text-muted);opacity:.6}.panel-dots{display:flex;justify-content:center;gap:6px;padding:4px 0 6px}.panel-dot{width:5px;height:5px;border-radius:50%;background:var(--text-muted);transition:background .2s,transform .2s}.panel-dot.active{background:var(--accent);transform:scale(1.4)}.panel{padding:8px 24px 16px}.panel.hidden{display:none}.mode-toggle{display:flex;background:var(--bg-surface);border-radius:8px;padding:2px;margin-bottom:8px}.mode-btn{flex:1;padding:6px 12px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-size:12px;font-weight:500;cursor:pointer;transition:all .2s}.mode-btn.active{background:var(--accent);color:var(--bg-primary)}.fuji-slider{padding:2px 0;touch-action:pan-y}.fuji-slider-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:6px}.fuji-slider-label{font-size:12px;color:var(--text-secondary);font-weight:400}.fuji-slider-value{font-size:11px;color:var(--text-muted);font-variant-numeric:tabular-nums;min-width:36px;text-align:right;transition:color .15s}.fuji-slider-value.modified{color:var(--text-primary)}.fuji-slider-track{position:relative;height:44px;display:flex;align-items:center;cursor:pointer;touch-action:pan-y}.fuji-slider-track:before{content:"";position:absolute;left:14px;right:14px;height:4px;background:var(--bg-hover);border-radius:2px;top:50%;transform:translateY(-50%)}.fuji-slider-fill{position:absolute;height:4px;border-radius:2px;background:var(--slider-color, var(--accent));top:50%;transform:translateY(-50%);pointer-events:none;transition:none}.fuji-slider-thumb{position:absolute;width:28px;height:28px;border-radius:50%;background:var(--text-primary);box-shadow:0 1px 6px #0006;top:50%;transform:translate(-50%,-50%);transition:transform .12s ease;cursor:grab;z-index:2;outline:none;touch-action:none}.fuji-slider-thumb:before{content:"";position:absolute;inset:-10px;border-radius:50%}.fuji-slider-thumb:focus-visible{box-shadow:0 0 0 3px var(--accent-glow),0 1px 6px #0006}.fuji-slider-thumb.active{transform:translate(-50%,-50%) scale(1.18);cursor:grabbing}.fuji-slider-bubble{position:absolute;top:0;transform:translate(-50%);background:var(--accent);color:var(--bg-primary);font-size:11px;font-weight:600;padding:2px 8px;border-radius:10px;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .12s;z-index:3}.fuji-slider-bubble.visible{opacity:1}.slider-group-header{display:flex;align-items:center;gap:8px;padding:10px 0 4px;cursor:pointer;user-select:none}.slider-group-header-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;flex:1}.slider-group-chevron{width:16px;height:16px;color:var(--text-muted);transition:transform .2s}.slider-group.collapsed .slider-group-chevron{transform:rotate(-90deg)}.slider-group-modified-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:0;transition:opacity .2s}.slider-group-modified-dot.visible{opacity:1}.slider-group-body{overflow:hidden;max-height:2000px;opacity:1;transition:max-height .3s ease,opacity .2s ease}.slider-group.collapsed .slider-group-body{max-height:0;opacity:0}.slider-row{display:flex;align-items:center;gap:10px}.slider-label{width:100px;font-size:12px;color:var(--text-secondary);flex-shrink:0}.slider-row input[type=range]{flex:1;height:3px;-webkit-appearance:none;appearance:none;background:var(--border);border-radius:2px;outline:none}.slider-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--text-primary);border:2px solid var(--bg-panel);box-shadow:0 1px 4px #0006;cursor:pointer}.slider-value{width:36px;font-size:11px;color:var(--text-muted);text-align:right;font-variant-numeric:tabular-nums}.film-grid{display:flex;gap:8px;overflow-x:auto;padding:4px 0 12px;scrollbar-width:none}.film-grid::-webkit-scrollbar{display:none}.film-card{flex-shrink:0;width:72px;display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;opacity:.6;transition:opacity .15s}.film-card.active{opacity:1}.film-card:active{transform:scale(.95)}.film-preview{width:64px;height:64px;border-radius:var(--radius-md);background:var(--bg-surface);border:2px solid transparent;overflow:hidden}.film-card.active .film-preview{border-color:var(--accent)}.film-name{font-size:10px;color:var(--text-secondary);text-align:center;line-height:1.2}.film-card.active .film-name{color:var(--accent)}.film-intensity{display:flex;align-items:center;gap:10px;padding-top:4px}.film-intensity label{font-size:12px;color:var(--text-secondary)}.film-intensity input[type=range]{flex:1;height:3px;-webkit-appearance:none;appearance:none;background:var(--border);border-radius:2px}.film-intensity input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-panel)}.curve-canvas-wrap{width:100%;max-width:280px;margin:0 auto;padding:4px;border-radius:var(--radius-md);background:var(--bg-surface)}#curve-canvas{width:100%;aspect-ratio:1;display:block;touch-action:none;border-radius:var(--radius-sm)}.curve-channels{display:flex;justify-content:center;gap:6px;padding:4px 0 8px}.curve-ch{padding:5px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font-size:12px;font-weight:500;cursor:pointer;transition:all .15s}.curve-ch.active{background:var(--bg-hover);color:var(--text-primary);border-color:var(--text-muted)}.curve-ch[data-channel=red].active{color:#f44;border-color:#f446;background:#ff444414}.curve-ch[data-channel=green].active{color:#4f4;border-color:#4f46;background:#44ff4414}.curve-ch[data-channel=blue].active{color:#48f;border-color:#48f6;background:#4488ff14}.curve-reset{color:var(--text-muted)!important;border-color:transparent!important;background:transparent!important;font-size:11px;margin-left:4px}.curve-reset:active{color:var(--accent)!important}.crop-aspects{display:flex;gap:6px;flex-wrap:wrap;padding-bottom:12px}.aspect-btn{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius-lg);background:transparent;color:var(--text-secondary);font-size:12px;cursor:pointer}.aspect-btn.active{background:var(--accent);color:var(--bg-primary);border-color:var(--accent)}.straighten-slider{display:flex;align-items:center;gap:10px;padding:8px 0}.straighten-slider label{font-size:12px;color:var(--text-secondary);width:70px}.straighten-slider input[type=range]{flex:1;height:3px;-webkit-appearance:none;appearance:none;background:var(--border);border-radius:2px}.straighten-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--text-primary);border:2px solid var(--bg-panel)}.crop-actions{display:flex;justify-content:flex-end;gap:12px;padding-top:8px}.hsl-channels{display:flex;gap:6px;padding-bottom:12px;justify-content:center}.hsl-ch{width:32px;height:32px;border-radius:50%;border:2px solid var(--border);background:transparent;color:var(--text-secondary);font-size:11px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center}.hsl-ch.active{border-color:var(--ch-color, var(--text-primary));color:var(--ch-color, var(--text-primary));background:#ffffff0d}.recipe-section{margin-bottom:10px}.recipe-section-label{display:block;font-size:10px;font-weight:600;letter-spacing:1.5px;color:var(--text-muted);text-transform:uppercase;margin-bottom:6px;margin-top:6px}.recipe-segmented{display:flex;gap:4px;padding:2px;background:var(--bg-surface);border-radius:8px;margin-bottom:4px}.recipe-segmented-scroll{overflow-x:auto;scrollbar-width:none;flex-wrap:nowrap}.recipe-segmented-scroll::-webkit-scrollbar{display:none}.recipe-seg-btn{flex:1;min-width:0;padding:10px 8px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-size:12px;font-weight:500;cursor:pointer;transition:all .15s;white-space:nowrap;text-align:center}.recipe-segmented-scroll .recipe-seg-btn{flex:0 0 auto;padding:10px 12px}.recipe-seg-btn.active{background:var(--accent);color:var(--bg-primary)}.recipe-reset-row{display:flex;justify-content:center;padding-top:8px;border-top:1px solid var(--border);margin-top:8px}.recipe-reset-row .btn-text{font-size:12px;color:var(--text-muted)}.export-options{display:flex;flex-direction:column;gap:12px}.export-format{display:flex;align-items:center;gap:10px}.export-format label{font-size:12px;color:var(--text-secondary);width:70px}.export-format select{flex:1;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-primary);font-size:13px}.export-quality{display:flex;align-items:center;gap:10px}.export-quality label{font-size:12px;color:var(--text-secondary);width:70px}.export-quality input[type=range]{flex:1;height:3px;-webkit-appearance:none;appearance:none;background:var(--border);border-radius:2px}.export-quality input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-panel)}.export-size{font-size:12px;color:var(--text-muted);text-align:center}.progress-bar{height:3px;background:var(--border);border-radius:2px;overflow:hidden}.progress-fill{height:100%;background:var(--accent);width:0%;transition:width .3s}.btn-text{padding:8px 16px;border:none;background:transparent;color:var(--text-secondary);font-size:13px;cursor:pointer}.btn-primary{padding:10px 24px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:var(--bg-primary);font-size:13px;font-weight:600;cursor:pointer}.btn-primary:active{opacity:.85}.btn-full{width:100%}.export-buttons{display:flex;gap:8px}.export-buttons .btn-full{flex:1}.btn-share{display:flex;align-items:center;justify-content:center;gap:6px;background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border)}.btn-share svg{flex-shrink:0}#bottom-toolbar{height:var(--toolbar-h);padding-bottom:var(--safe-bottom);display:flex;align-items:center;justify-content:space-around;background:var(--bg-secondary);border-top:1px solid var(--border);flex-shrink:0;z-index:10;transition:opacity .2s ease}.tool-btn{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 4px;border:none;background:transparent;color:var(--text-muted);font-size:10px;cursor:pointer;transition:color .15s;min-width:44px;flex:1}.tool-btn.active{color:var(--accent)}.tool-btn svg{width:22px;height:22px}.tool-btn span{font-size:9px;letter-spacing:.5px}@media(min-width:768px){:root{--panel-h: 220px}#bottom-toolbar{max-width:500px;margin:0 auto}}[data-theme=light]{--bg-primary: #f5f5f8;--bg-secondary: #e8e8ee;--bg-panel: #ffffff;--bg-surface: #f0f0f5;--bg-hover: #e0e0e8;--text-primary: #1a1a2e;--text-secondary: #555570;--text-muted: #8888a0;--accent: #a0844e;--accent-dim: #7a6038;--accent-glow: rgba(160, 132, 78, .15);--border: #d0d0de;--danger: #d32f2f}[data-theme=light] #panels-area{background:#ffffffeb;border-top-color:#00000014}[data-theme=light] .fuji-slider-track:before{background:var(--border)}[data-theme=light] .fuji-slider-thumb{background:#fff;box-shadow:0 1px 4px #0003,0 0 0 1px #00000014}.film-preview img{width:100%;height:100%;object-fit:cover;display:block;border-radius:inherit}[data-theme=light] #canvas-viewport{background:#e0e0e6}html{transition:background-color .3s ease,color .3s ease}.settings-theme-row{display:flex;align-items:center;gap:12px;padding:8px 0}.settings-theme-row label{font-size:12px;color:var(--text-secondary);width:60px}.theme-toggle{display:flex;background:var(--bg-surface);border-radius:8px;padding:2px;flex:1}.theme-btn{flex:1;padding:6px 8px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-size:11px;cursor:pointer;transition:all .2s}.theme-btn.active{background:var(--accent);color:var(--bg-primary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUpFade{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes breathe{0%,to{box-shadow:0 0 0 0 var(--accent-glow)}50%{box-shadow:0 0 20px 8px var(--accent-glow)}}.screen.active{animation:fadeIn .2s ease}.tool-btn:active{transform:scale(.85)}.tool-btn{transition:transform .15s ease,color .2s ease}.panel{animation:slideUpFade .25s cubic-bezier(.4,0,.2,1)}.btn-open{animation:breathe 3s ease-in-out infinite}.icon-btn:active{transform:scale(.9)}.icon-btn{transition:transform .1s ease}.slider-fullscreen-overlay{position:fixed;inset:0;z-index:50;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding-bottom:calc(60px + var(--safe-bottom));pointer-events:auto;background:#00000026}.slider-fs-info{display:flex;align-items:baseline;gap:10px;margin-bottom:12px}.slider-fs-label{font-size:13px;color:var(--text-secondary);font-weight:400}.slider-fs-value{font-size:22px;font-weight:600;color:var(--text-primary);font-variant-numeric:tabular-nums;min-width:50px;text-align:center}.slider-fs-track{position:relative;width:85%;max-width:500px;height:4px;background:#ffffff1f;border-radius:2px;margin-bottom:8px}.slider-fs-fill{position:absolute;height:100%;border-radius:2px;background:var(--slider-color, var(--accent));top:0;transition:none}.toast{position:fixed;bottom:calc(var(--toolbar-h) + var(--safe-bottom) + 16px);left:50%;transform:translate(-50%) translateY(20px);background:var(--bg-surface);color:var(--text-primary);font-size:13px;font-weight:500;padding:8px 20px;border-radius:20px;pointer-events:none;opacity:0;transition:opacity .25s ease,transform .25s ease;z-index:100;box-shadow:0 4px 16px #0000004d;backdrop-filter:blur(12px);white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}