:root{--bg: #ffffff;--bg-elev: #ffffff;--bg-soft: #e8edf4;--ink: #0f172a;--ink-muted: #475569;--line: #d7dee8;--accent: #2563eb;--accent-soft: #dbe7ff;--on-accent: #ffffff;--on-danger: #ffffff;--secondary: #0f766e;--warn: #b45309;--danger: #b91c1c;--think: #6b7280;--ask: #0f766e;--muted: var(--ink-muted);--shadow: 0 12px 32px rgba(15, 23, 42, .06);--radius: 14px;--dim-blur-1: blur(3px);--dim-blur-2: blur(7px);--dim-blur-3: blur(12px);--ctrl-h: 30px;--ctrl-radius: 10px;--ctrl-pad-x: .65rem;--phone-pad: .5rem;--chat-max: 748px;--style-gallery-max: 960px;--preview-rail-w: clamp(280px, 30vw, 380px);--sidebar-w: 320px;--rail-w: 328px;--font-display: "Be Vietnam Pro", "IBM Plex Sans", sans-serif;--font-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}html[data-theme=dark]{--bg: #0b1220;--bg-elev: #121a2b;--bg-soft: #1a2438;--ink: #f8fafc;--ink-muted: #cbd5e1;--line: #2a364c;--accent: #60a5fa;--accent-soft: #1a2744;--on-accent: #0b1220;--on-danger: #0b1220;--secondary: #2dd4bf;--warn: #fbbf24;--danger: #f87171;--think: #9ca3af;--ask: #5eead4;--shadow: 0 16px 40px rgba(0, 0, 0, .35)}*{box-sizing:border-box}html,body,#root{height:var(--app-height, 100%);max-height:var(--app-height, 100dvh);overflow:hidden}#root{position:fixed;top:var(--vv-offset-top, 0px);left:0;right:0;bottom:auto;width:100%}html{background:var(--bg);-webkit-tap-highlight-color:transparent}body{margin:0;font-family:var(--font-body);font-weight:400;font-size:1rem;color:var(--ink);background:var(--bg);line-height:1.5;letter-spacing:.005em;font-optical-sizing:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;width:100%;max-width:100%}*{scrollbar-width:thin;scrollbar-color:transparent transparent}*:hover{scrollbar-color:color-mix(in srgb,var(--ink-muted) 42%,transparent) transparent}*::-webkit-scrollbar{width:6px;height:6px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background:transparent;border-radius:999px;border:1px solid transparent;background-clip:padding-box}*:hover::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--ink-muted) 38%,transparent);background-clip:padding-box}*:hover::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--ink-muted) 62%,transparent);background-clip:padding-box}*::-webkit-scrollbar-corner{background:transparent}button,input,textarea,select,a{font:inherit;color:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}body.sidebar-resizing{cursor:col-resize!important;-webkit-user-select:none!important;user-select:none!important}body.sidebar-resizing iframe{pointer-events:none}a{text-decoration:none}@property --chat-col{syntax: "<length>"; inherits: true; initial-value: 0px;}@property --preview-col{syntax: "<length>"; inherits: true; initial-value: 0px;}.app{display:grid;grid-template-columns:minmax(0,1fr);--chat-col: var(--chat-w, 0px);--preview-col: 0px;height:100%;max-height:var(--app-height, 100dvh);width:100%;max-width:100%;overflow:hidden;transition:--chat-col .34s cubic-bezier(.22,1,.36,1),--preview-col .34s cubic-bezier(.22,1,.36,1)}.app.rail-reviewing{--chat-col: var(--chat-review-w, var(--chat-w, 0px));--preview-col: var(--preview-w, 0px)}.app.preview-closing{--chat-col: var(--chat-w, 0px);--preview-col: 0px}.app.preview-layout-locked,.app.preview-layout-locked .sidebar,.app.preview-layout-locked .rail,.app.preview-layout-locked .main,.app.preview-layout-locked .stage,.app.preview-layout-locked .stage-preview{transition:none!important;animation:none!important}@media(prefers-reduced-motion:reduce){.app,.sidebar,.rail{transition:none}::view-transition-group(*),::view-transition-old(*),::view-transition-new(*){animation:none!important}}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;border:0;background:#0f172a59;-webkit-backdrop-filter:var(--dim-blur-1);backdrop-filter:var(--dim-blur-1)}.app:has(.modal-backdrop) .scrim{-webkit-backdrop-filter:none;backdrop-filter:none}.sidebar,.rail{position:fixed;top:0;bottom:0;z-index:45;display:flex;flex-direction:column;margin:0;padding:0;gap:0;background:var(--bg-elev);box-shadow:var(--shadow);height:100dvh;max-height:100dvh;max-width:100vw;overflow:hidden;pointer-events:none;transform:translate(-104%);transition:transform .3s cubic-bezier(.22,1,.36,1)}.sidebar{left:0;right:auto;width:min(88vw,var(--sidebar-w));border-right:1px solid var(--line)}.rail{right:0;left:auto;width:min(92vw,var(--rail-w));border-left:1px solid var(--line);transform:translate(104%)}.rail.is-reviewing{width:min(96vw,720px)}.app.sidebar-open .sidebar,.app.rail-open .rail{pointer-events:auto;transform:translate(0)}.sidebar-slot{display:flex;flex-direction:column;gap:.65rem;flex:1;min-height:0;min-width:0;width:100%;padding:1rem;padding-top:calc(1rem + env(safe-area-inset-top,0px));box-sizing:border-box;overflow-y:auto;overflow-x:hidden}.sidebar-account{display:flex;align-items:center;gap:.35rem}.sidebar-account .account-menu--sidebar{flex:1 1 auto;width:auto;min-width:0}.sidebar-beer-btn{color:var(--ink-muted)}.sidebar-beer-emoji{font-size:1rem;line-height:1}@media(max-width:1100px){.sidebar-slot{padding:var(--phone-pad);padding-top:calc(var(--phone-pad) + env(safe-area-inset-top,0px))}.topbar{z-index:20;background:transparent}.topbar-row{flex-wrap:wrap;gap:.4rem;row-gap:.45rem}.topbar .sys-dock{position:static;left:auto;top:auto;transform:none;width:min(100%,var(--chat-max));max-width:var(--chat-max);margin-inline:auto}.topbar .sys-dock-log-panel,.app.rail-reviewing .topbar .sys-dock-log-panel{left:0;right:0;width:100%;margin-inline:0}.topbar .sys-dock{gap:5px;padding-inline:7px}.topbar .sys-dock.is-live .sys-dock-label{display:none}.topbar .sys-dock-job{padding:2px 7px;font-size:.64rem;gap:4px;max-width:min(132px,28vw)}.topbar .sys-dock-log-btn{width:22px;height:22px}}@media(max-width:640px){.topbar:has(.sys-dock-wrap) .topbar-title h2{font-size:.82rem}.topbar .sys-dock-job-sep,.topbar .sys-dock-job-meta{display:none}.topbar .sys-dock-job{max-width:min(96px,22vw)}}.sidebar-resize{position:absolute;top:0;right:-3px;width:8px;height:100%;cursor:col-resize;z-index:6;touch-action:none;background:transparent;border:0;padding:0}.sidebar-resize:after{content:"";position:absolute;top:0;bottom:0;left:3px;width:2px;border-radius:1px;background:transparent;transition:background .12s ease}.sidebar-resize:hover:after,.sidebar-resize:focus-visible:after,body.sidebar-resizing .sidebar-resize:after{background:var(--accent)}@media(max-width:1100px){.sidebar-resize{display:none}}.rail-head{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin:0;padding:calc(.65rem + env(safe-area-inset-top,0px)) 1rem .65rem;background:color-mix(in srgb,var(--bg-elev) 96%,transparent);border-bottom:1px solid var(--line)}.rail-head-title{display:flex;align-items:center;gap:.35rem;min-width:0;flex:1}.rail-head-title h3{margin:0}.rail-info-btn{display:inline-flex;align-items:center;justify-content:center;width:1.15rem;height:1.15rem;padding:0;border:0;border-radius:999px;background:transparent;color:var(--ink-muted);cursor:pointer;opacity:.75}.rail-info-btn:hover,.rail-info-btn:focus-visible{opacity:1;color:var(--ink);background:color-mix(in srgb,var(--ink) 8%,transparent);outline:none}.rail-info-tip{position:fixed;z-index:80;transform:translate(-100%,-50%);padding:.28rem .55rem;border-radius:8px;border:1px solid var(--line);background:var(--bg-elev);color:var(--ink);font-size:.68rem;font-weight:600;line-height:1.25;white-space:nowrap;width:max-content;pointer-events:none;box-shadow:0 6px 18px color-mix(in srgb,var(--ink) 10%,transparent)}.rail-snapshot-info{position:relative;display:inline-flex;align-items:center}.rail-snapshot-popover{position:fixed;z-index:80;width:max-content;max-width:min(14rem,calc(100vw - 1rem));padding:.65rem .75rem;border-radius:8px;border:1px solid var(--line);background:var(--bg-elev);box-shadow:0 8px 24px color-mix(in srgb,#000 12%,transparent);box-sizing:border-box}.rail-snapshot-desc-row{display:flex;align-items:center;justify-content:flex-start;gap:.35rem;margin:0 0 .45rem}.rail-snapshot-desc{margin:0;flex:0 1 auto;min-width:0;font-size:.78rem;line-height:1.35;color:var(--ink);text-transform:none;letter-spacing:0;font-weight:500;overflow-wrap:anywhere}.rail-snapshot-meta{margin:0;display:flex;flex-direction:column;gap:.1rem;min-width:0;font-size:.72rem;line-height:1.3;color:var(--ink-muted);text-transform:none;letter-spacing:0;font-weight:500;overflow-wrap:anywhere}.rail-snapshot-meta-label{font-size:.65rem;text-transform:uppercase;letter-spacing:.06em;opacity:.85}.rail-snapshot-refresh{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:1.35rem;height:1.35rem;padding:0;border:1px solid color-mix(in srgb,var(--line) 80%,transparent);border-radius:6px;background:transparent;color:var(--ink-muted);cursor:pointer}.rail-snapshot-refresh:hover:not(:disabled),.rail-snapshot-refresh:focus-visible:not(:disabled){color:var(--ink);background:color-mix(in srgb,var(--ink) 6%,transparent);outline:none}.rail-snapshot-refresh:disabled{opacity:.65;cursor:default}.rail-refresh-spinner{width:.7rem;height:.7rem;border-radius:50%;border:1.5px solid color-mix(in srgb,var(--ink-muted) 35%,transparent);border-top-color:var(--ink-muted);flex-shrink:0;animation:chip-spin .7s linear infinite}.rail-body{flex:1 1 auto;min-height:0;min-width:0;display:flex;flex-direction:column;gap:.75rem;padding:0 1rem 1rem;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain}.rail-body:has(.workspace-rail-actions){padding-bottom:0}.workspace-rail-actions{position:sticky;bottom:0;z-index:2;display:flex;align-items:center;margin:auto -1rem 0;padding:.4rem 1rem calc(.4rem + env(safe-area-inset-bottom,0px));background:color-mix(in srgb,var(--bg-elev) 96%,transparent)}.workspace-rail-actions .icon-action{width:100%;border:1px solid var(--line);background:var(--bg-elev)}.workspace-rail-actions .icon-action:hover:not(:disabled),.workspace-rail-actions .icon-action:focus-visible:not(:disabled){background:var(--bg-soft);border-color:color-mix(in srgb,var(--line) 55%,var(--ink-muted));color:var(--ink)}.rail:has(.workspace-rail-actions) .rail-jump{bottom:3.35rem}.rail .panel-block{flex:0 0 auto;min-height:auto}.rail .card-list{flex:0 0 auto;overflow:visible}.rail .workspace-root-files{padding-top:.35rem;border-top:1px solid color-mix(in srgb,var(--line) 55%,transparent)}.rail.is-reviewing{gap:0}.rail.is-reviewing .rail-body{gap:.55rem;padding-top:0}.rail.is-reviewing .rail-body:has(.slide-review.is-fluid){overflow:hidden}@media(max-width:1100px){.rail-head{padding:calc(.65rem + env(safe-area-inset-top,0px)) var(--phone-pad) .65rem}.rail-body{padding:0 var(--phone-pad) var(--phone-pad)}}.brand{display:flex;align-items:center;gap:.45rem;min-width:0;margin-top:-.35rem}.brand-home{display:flex;align-items:center;gap:.4rem;flex:1;min-width:0;height:var(--ctrl-h);margin:0;padding:0 .4rem;border:0;border-radius:var(--ctrl-radius);background:transparent;color:inherit;text-align:left;cursor:pointer;transition:background .12s ease}.brand-home:hover{background:var(--bg-soft)}.brand:hover,.brand:focus-within{position:relative;z-index:2}.brand-home:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.brand-text{flex:1;min-width:0;display:flex;align-items:center;height:var(--ctrl-h)}.brand-title,.brand-text h1{display:block;margin:0;font-family:var(--font-display);font-size:1.12rem;letter-spacing:-.035em;font-weight:700;line-height:1;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-collapse-btn{margin-left:0;flex-shrink:0;opacity:.65}.sidebar-collapse-btn:hover{opacity:1}.login-gate,.home-screen{position:relative;min-height:100dvh;display:grid;place-items:center;padding:calc(1.75rem + env(safe-area-inset-top,0px)) 1.35rem calc(2.25rem + env(safe-area-inset-bottom,0px));overflow:hidden;background:#f7f1e6}html[data-theme=dark] .login-gate,html[data-theme=dark] .home-screen{background:#12100e}html[data-theme=dark] .home-bg-veil{background:linear-gradient(105deg,color-mix(in srgb,#12100e 78%,transparent),color-mix(in srgb,#12100e 48%,transparent) 42%,color-mix(in srgb,#12100e 30%,transparent) 60%,color-mix(in srgb,#12100e 74%,transparent)),radial-gradient(70% 55% at 18% 35%,color-mix(in srgb,#2a241c 50%,transparent),transparent 70%),radial-gradient(55% 50% at 88% 40%,color-mix(in srgb,#c4a574 12%,transparent),transparent 70%)}html[data-theme=dark] .home-auth{border-color:color-mix(in srgb,var(--line) 60%,transparent);background:color-mix(in srgb,var(--bg-elev) 52%,transparent);box-shadow:0 18px 48px #00000059}@media(prefers-reduced-motion:reduce){.home-shell,.home-splash-inner{animation:none}.home-triangle-trail{display:none}}.home-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;overflow:hidden}.home-bg-panel{position:absolute;top:0;right:0;bottom:0;left:0;background-size:cover;background-position:center;background-repeat:no-repeat}.home-bg-time{background-image:url(/home-bg-time.jpg);background-position:60% center;opacity:.92}.home-triangle-trail{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}.home-backdrop .home-triangle-trail{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1}.home-bg-veil{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;background:linear-gradient(105deg,color-mix(in srgb,#f7f1e6 78%,transparent),color-mix(in srgb,#f7f1e6 42%,transparent) 38%,color-mix(in srgb,#f7f1e6 28%,transparent) 62%,color-mix(in srgb,#f7f1e6 55%,transparent)),radial-gradient(70% 55% at 18% 35%,color-mix(in srgb,#fff 55%,transparent),transparent 70%),radial-gradient(55% 50% at 88% 40%,color-mix(in srgb,#c4a574 14%,transparent),transparent 70%)}.home-shell{position:relative;z-index:1;width:min(980px,100%);display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,340px);gap:2rem 2.75rem;align-items:center;animation:home-rise .7s cubic-bezier(.22,1,.36,1) both}@keyframes home-rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}.home-hero{min-width:0;text-align:left;display:flex;flex-direction:column;align-items:flex-start;gap:0}.home-brand{display:flex;align-items:center;gap:.75rem;margin:0 0 1.35rem}.home-logo,.login-logo{display:block;width:48px;height:48px;border-radius:21.875%;flex-shrink:0;margin:0;box-shadow:0 10px 28px color-mix(in srgb,#0f172a 12%,transparent)}.home-brand-name{margin:0;display:flex;align-items:center;height:48px;font-family:var(--font-display);font-size:clamp(1.85rem,3.8vw,2.55rem);font-weight:750;letter-spacing:-.05em;line-height:1;color:var(--ink);transform:translateY(-.05em)}.home-slogan{margin:0 0 1rem;display:flex;flex-direction:column;gap:.12em;font-family:var(--font-display);font-size:clamp(1.35rem,2.6vw,1.75rem);font-weight:600;letter-spacing:-.035em;line-height:1.15;color:color-mix(in srgb,var(--ink) 82%,var(--ink-muted))}.home-slogan-line{display:block}.home-promise{margin:0 0 1.5rem;color:var(--ink-muted);font-size:1rem;font-weight:450;line-height:1.5;max-width:32ch}.home-ease{display:inline-flex;align-items:center;flex-wrap:wrap;gap:.4rem .5rem;margin:0;padding-top:1.1rem;border-top:1px solid color-mix(in srgb,var(--ink) 12%,transparent);font-family:var(--font-display);font-size:.92rem;font-weight:600;letter-spacing:-.02em;color:color-mix(in srgb,var(--ink) 78%,var(--ink-muted))}.home-ease-arrow{color:var(--secondary);font-weight:500;opacity:.85}.home-intro{display:inline-flex;align-items:center;gap:.5rem;margin:1rem 0 0}.home-intro .home-intro-btn{border-color:color-mix(in srgb,var(--ink) 14%,transparent);background:color-mix(in srgb,#fff 58%,transparent);color:color-mix(in srgb,var(--ink) 58%,var(--ink-muted))}.home-intro .home-intro-btn:hover,.home-intro .home-intro-btn:focus-visible{color:var(--ink);background:color-mix(in srgb,#fff 78%,var(--bg-soft));border-color:color-mix(in srgb,var(--ink) 22%,transparent)}.home-auth{position:relative;width:100%;text-align:center;padding:1.65rem 1.4rem 1.4rem;border:1px solid color-mix(in srgb,#fff 55%,var(--line));border-radius:22px;background:color-mix(in srgb,#fff 48%,transparent);box-shadow:0 1px color-mix(in srgb,#fff 55%,transparent),0 18px 48px color-mix(in srgb,#0f172a 10%,transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.home-splash-inner{--splash-side: 108px;position:relative;z-index:1;width:min(520px,100%);display:flex;flex-direction:column;align-items:center;text-align:center;gap:.9rem;padding:1rem .75rem;animation:home-rise .7s cubic-bezier(.22,1,.36,1) both}.home-splash-pair{display:grid;grid-template-columns:var(--splash-side) auto var(--splash-side);align-items:center;justify-items:center;column-gap:.9rem;margin-bottom:.2rem}.home-splash-avatar-wrap{position:relative;width:108px;height:108px;display:grid;place-items:center}.home-splash-avatar{width:90px;height:90px;border-radius:999px;object-fit:cover;background:#fff;box-shadow:0 14px 36px color-mix(in srgb,#0f172a 14%,transparent)}.home-splash-avatar.fallback{display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.9rem;font-weight:700;color:var(--secondary);background:color-mix(in srgb,var(--secondary) 12%,var(--bg-elev))}.home-splash-ring{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:999px;pointer-events:none;background:conic-gradient(from 0deg,transparent 0deg,transparent 55deg,color-mix(in srgb,var(--accent) 15%,transparent) 110deg,var(--accent) 195deg,color-mix(in srgb,var(--accent) 55%,transparent) 255deg,transparent 320deg,transparent 360deg);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2px));mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2px));animation:home-splash-spin .95s linear infinite}.home-splash-join{font-family:var(--font-display);font-size:1.45rem;font-weight:650;color:color-mix(in srgb,var(--ink-muted) 65%,transparent);line-height:1;transform:translateY(2px)}.home-splash-product{width:90px;height:90px;border-radius:21.875%;object-fit:cover;box-shadow:0 14px 36px color-mix(in srgb,#0f172a 14%,transparent)}.home-splash-who{width:100%;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;column-gap:.35rem;margin:0;font-size:.84rem;font-weight:500;color:var(--ink-muted);line-height:1.3}.home-splash-who-name{justify-self:start;min-width:0;overflow-wrap:anywhere;font-weight:650;color:var(--ink)}.home-splash-who-sep{opacity:.55}.home-splash-who-app{justify-self:end;min-width:0;font-family:var(--font-display);font-weight:650;letter-spacing:-.02em;color:var(--ink)}.home-splash-slogan{margin:.4rem 0 0;font-family:var(--font-display);font-size:clamp(1.65rem,3.6vw,2.35rem);font-weight:700;letter-spacing:-.048em;line-height:1.1;max-width:11em;text-wrap:balance}.home-splash-meaning{margin:0;font-size:.95rem;font-weight:500;color:color-mix(in srgb,var(--ink) 70%,var(--ink-muted));line-height:1.4;max-width:28ch}.home-splash-hint{margin:.35rem 0 0;font-size:.74rem;font-weight:500;color:var(--ink-muted)}.agent-prep-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:80;display:grid;place-items:center;padding:1.5rem;background:color-mix(in srgb,var(--bg) 55%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);animation:agent-prep-fade-in .28s ease both}.agent-prep-overlay.is-leaving{animation:agent-prep-fade-out .26s ease both;pointer-events:none}.agent-prep-card{display:flex;flex-direction:column;align-items:center;gap:.55rem;width:min(100%,20.5rem);padding:1.55rem 1.4rem 1.4rem;text-align:center;border-radius:14px;background:var(--bg-elev);border:1px solid var(--line);box-shadow:0 22px 48px color-mix(in srgb,#000 28%,transparent),0 0 0 1px color-mix(in srgb,var(--bg-elev) 80%,transparent);color:var(--ink);animation:agent-prep-card-in .34s cubic-bezier(.22,1,.36,1) both}.agent-prep-overlay.is-leaving .agent-prep-card{animation:agent-prep-card-out .24s ease 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.main>.stage>.stage-col{padding-right:var(--stage-pad-x)}.app.rail-reviewing .topbar-preview-head{grid-column:2;grid-row:1;align-self:stretch;min-width:0;padding:calc(.65rem + env(safe-area-inset-top,0px)) 0 .65rem .75rem;border-left:1px solid color-mix(in srgb,var(--line) 75%,transparent)}}.stage-preview{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;gap:.2rem;padding-left:.75rem;border-left:1px solid color-mix(in srgb,var(--line) 75%,transparent)}.stage-preview-body{position:relative;flex:1;min-width:0;min-height:0;display:flex;flex-direction:column}.stage-preview-veil{position:absolute;top:0;right:0;bottom:0;left:0;z-index:5;border-radius:12px;pointer-events:none;background:color-mix(in srgb,var(--bg-elev) 46%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);opacity:0;visibility:hidden}.stage-preview.is-holding .stage-preview-veil{opacity:1;visibility:visible}.stage-preview.is-holding .slide-review-ribbon-row{position:relative;z-index:6}.stage-file-pane{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden;background:var(--bg-elev);border:1px solid color-mix(in srgb,var(--line) 75%,transparent);border-radius:12px}.stage-file-pane .md-preview-body,.stage-file-pane .file-viewer-pdf{flex:1 1 auto;min-height:0}.stage-file-pane .md-preview-body.file-viewer-md{overflow:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}.stage-file-pane .file-viewer-md .content-md-view{flex:none;max-height:none;overflow:visible}.rail-body .stage-file-pane{height:100%;border:0;border-radius:0}.stage-preview.is-closing{animation:sf-stage-preview-out var(--preview-pane-fade-ms, .25s) ease forwards;transition:none;pointer-events:none}@keyframes sf-stage-preview-out{0%{opacity:1}to{opacity:0}}@media(prefers-reduced-motion:reduce){.stage-preview,.stage-preview .slide-review-frame,.stage-preview .stage-file-pane>*,.stage-preview.is-closing{transition:none;animation:none}}.stage-preview-head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;flex-shrink:0;padding:0 0 .15rem}.stage-preview-head h3{margin:0;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted);flex:0 0 auto}.stage-preview-title{display:flex;align-items:center;gap:.4rem;min-width:0;flex:1}.review-file-kind{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:1rem;height:1rem;color:var(--ink-muted);line-height:0}.review-deck-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;font-weight:650;letter-spacing:0;text-transform:none;color:var(--ink)}.stage-preview-actions{display:flex;align-items:center;gap:.25rem;flex:0 0 auto;position:relative}.deck-file-actions--card{display:contents}.deck-file-actions--header{position:relative;display:inline-flex;align-items:center}.deck-file-actions--header .file-actions{display:flex;flex-wrap:nowrap;align-items:center;gap:.25rem;padding:0;border:0;overflow:visible;grid-column:unset;grid-row:unset}.deck-file-actions--header .deck-overflow-menu,.deck-file-actions--header .deck-history-panel{position:absolute;top:calc(100% + .25rem);right:0;z-index:60;min-width:11rem;width:max-content;max-width:min(18rem,70vw)}.deck-file-actions--header .deck-overflow-menu{max-height:min(22rem,60vh);overflow:auto}.deck-file-actions--header .deck-history-panel{overflow:hidden}@media(min-width:1101px){.app.rail-reviewing .stage-preview .slide-review{flex:1;min-height:0;justify-content:flex-start;padding-top:calc(var(--ctrl-h) + 1.3rem)}.app.rail-reviewing .stage-preview .slide-review-frame-wrap.is-deck{flex:0 1 auto;width:100%;max-height:100%}.app.rail-reviewing .stage-preview .stage-file-pane{margin-top:calc(var(--ctrl-h) + 1.3rem)}}@media(max-width:1100px){.app.rail-reviewing .stage{flex-direction:column;gap:0;padding:0}.app.rail-reviewing .stage-col{width:100%;max-width:none}}.chat-shell{position:relative;flex:1;min-height:0;min-width:0;display:flex;flex-direction:column;overflow:visible}.chat{position:relative;z-index:1;flex:1;overflow-x:clip;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;gap:1rem;--chat-top-air: 1rem;padding:var(--chat-top-air) var(--chat-gutter-x, var(--stage-pad-x, 1rem)) 1rem;-webkit-mask-image:linear-gradient(to bottom,#0000 0,#000 calc(var(--chat-top-air) - .15rem));mask-image:linear-gradient(to bottom,#0000 0,#000 calc(var(--chat-top-air) - 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env(safe-area-inset-bottom,0px));transform:translate(-50%);z-index:3;display:inline-flex;align-items:center;justify-content:center;width:var(--ctrl-h);height:var(--ctrl-h);padding:0;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--line));background:color-mix(in srgb,var(--bg-elev) 94%,var(--accent));color:var(--accent);border-radius:999px;box-shadow:var(--shadow);cursor:pointer}.chat-jump:hover{border-color:var(--accent)}.rail-jump{position:absolute;left:50%;bottom:.65rem;transform:translate(-50%);z-index:3;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--line));background:color-mix(in srgb,var(--bg-elev) 94%,var(--accent));color:var(--accent);border-radius:999px;padding:.32rem .75rem;font-size:.72rem;font-weight:700;box-shadow:var(--shadow);cursor:pointer;white-space:nowrap}.rail-jump:hover{border-color:var(--accent)}.app.is-empty .stage{overflow:hidden;display:flex;justify-content:center}.app.is-empty .stage-col{position:relative;--welcome-band-air: clamp(1.25rem, 1rem + 1.5vh, 2.25rem);--welcome-tab-pad-top: .55rem;justify-content:flex-start;gap:0;padding:0 0 calc(.65rem + env(safe-area-inset-bottom,0px));width:min(100%,920px);max-width:100%;height:100%;min-height:0;overflow:hidden;display:flex;flex-direction:column}@media(max-width:1100px){.app.is-empty .stage-col{padding-bottom:0}}.app.is-working .stage,.app.is-working .stage-col{overflow:visible}.app.is-empty .chat-shell,.app.is-empty .chat,.app.is-empty .composer,.app.is-empty .welcome-examples,.app.is-empty .welcome-styles,.app.is-working .chat-shell,.app.is-working .composer,.chat-shell,.composer{position:relative;z-index:1}.chat-flow{display:contents}.app.is-empty .chat-shell{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;justify-content:flex-start;padding-top:var(--welcome-band-air);overflow:hidden}@media(max-width:1100px){.app.is-empty .chat-shell{padding-top:calc(var(--ctrl-h) + .8rem + env(safe-area-inset-top,0px) + .35rem + var(--welcome-band-air, 1.15rem))}}.app.is-empty .welcome-scroll{flex:1 1 auto;min-height:0;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding-bottom:.75rem}.app.is-empty .chat{flex:0 0 auto;overflow:visible;gap:0;padding-top:0;padding-bottom:0;-webkit-mask-image:none;mask-image:none;min-height:0}.app.is-empty .chat-shell,.app.is-empty .chat,.app.is-empty .composer,.app.is-empty .welcome-browse{width:100%;max-width:none}.app.is-empty .welcome-browse{position:relative;padding-top:0;padding-bottom:.5rem}.app.is-empty .composer{flex:0 0 auto;padding-top:0;padding-left:0;padding-right:0;margin-bottom:0;background:linear-gradient(180deg,color-mix(in srgb,var(--bg) 0%,transparent),color-mix(in srgb,var(--bg) 88%,transparent) 28%,color-mix(in srgb,var(--bg) 96%,transparent));animation:welcome-rise .7s cubic-bezier(.22,1,.36,1) .05s both}.app.is-empty .composer .hint{display:none}.app.is-empty:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background:radial-gradient(72% 68% at 100% 0%,color-mix(in srgb,var(--accent) 22%,#7c3aed 8%) 0%,color-mix(in srgb,var(--accent) 7%,#7c3aed 2%) 18%,transparent 46%),radial-gradient(64% 60% at 0% 100%,color-mix(in srgb,var(--accent) 16%,#7c3aed 6%) 0%,color-mix(in srgb,var(--accent) 5%,#7c3aed 2%) 20%,transparent 48%),#fff}html[data-theme=dark] .app.is-empty:before{background:radial-gradient(72% 68% at 100% 0%,color-mix(in srgb,var(--accent) 26%,#7c3aed 10%) 0%,color-mix(in srgb,var(--accent) 8%,#7c3aed 3%) 18%,transparent 46%),radial-gradient(64% 60% at 0% 100%,color-mix(in srgb,var(--accent) 18%,#7c3aed 7%) 0%,color-mix(in srgb,var(--accent) 6%,#7c3aed 2%) 20%,transparent 48%),var(--bg)}.chat-shell,.chat,.msg.assistant,.app.is-working .chat-shell,.app.is-working .chat,.app.is-working .msg.assistant{background:transparent}.msg.assistant.ping{margin:.05rem 0;padding:0}.msg.assistant.ping .thinking.live{background:transparent;border:none;box-shadow:none}.msg.assistant.ping .thinking-toggle{cursor:default;pointer-events:none;color:var(--think, var(--ink-muted, #64748b));font-size:.78rem;font-weight:500}.msg.assistant.ping .thinking-label-main{font-weight:500;opacity:.88}.welcome-hero{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center;margin:0 0 calc(var(--welcome-band-air, 1.15rem) - var(--welcome-tab-pad-top, .55rem));width:100%;max-width:none;animation:welcome-rise .6s cubic-bezier(.22,1,.36,1) both}.welcome-title{margin:0;width:100%;display:block;text-align:center;font-family:var(--font-display);font-weight:800;font-size:clamp(1.7rem,3.8vw + .6rem,2.75rem);letter-spacing:-.036em;line-height:1.2;color:var(--ink);text-shadow:0 1px 0 color-mix(in srgb,var(--bg) 80%,transparent)}.welcome-title-text{display:inline}.welcome-title-ico{display:inline-block;vertical-align:-.14em;width:.92em;height:.92em;margin-right:.28em;filter:drop-shadow(0 2px 6px rgba(15,23,42,.12))}.welcome-title-ico svg{width:100%;height:100%;display:block}.welcome-title em{font-style:normal}.welcome-hero.pitch-ppt .welcome-title em{color:#c43e1c}.welcome-hero.pitch-xlsx .welcome-title em{color:#217346}.welcome-hero.pitch-docx .welcome-title em{color:#2b579a}.welcome-hero.pitch-vibe .welcome-title em{color:#7c3aed}.welcome-hero.pitch-zh .welcome-title em{color:#0f766e}html[data-theme=dark] .welcome-hero.pitch-ppt .welcome-title em{color:#fb7185}html[data-theme=dark] .welcome-hero.pitch-xlsx .welcome-title em{color:#4ade80}html[data-theme=dark] .welcome-hero.pitch-docx .welcome-title em{color:#93c5fd}html[data-theme=dark] .welcome-hero.pitch-vibe .welcome-title em{color:#c4b5fd}html[data-theme=dark] .welcome-hero.pitch-zh .welcome-title em{color:#5eead4}.welcome-lede{margin:.85rem auto 0;max-width:40rem;color:var(--ink-2, var(--ink-muted));font-size:1.02rem;font-weight:500;line-height:1.45;text-shadow:0 1px 0 color-mix(in srgb,var(--bg) 70%,transparent)}.welcome-pitch-copy{width:100%;display:flex;flex-direction:column;align-items:center}.welcome-pitch-fade.is-out.dir-next{animation:welcome-pitch-fade-out-next .28s cubic-bezier(.4,0,1,1) forwards}.welcome-pitch-fade.is-in.dir-next{animation:welcome-pitch-fade-in-next .36s cubic-bezier(.22,1,.36,1) both}.welcome-pitch-fade.is-out.dir-prev{animation:welcome-pitch-fade-out-prev .28s cubic-bezier(.4,0,1,1) forwards}.welcome-pitch-fade.is-in.dir-prev{animation:welcome-pitch-fade-in-prev .36s cubic-bezier(.22,1,.36,1) both}@keyframes welcome-pitch-fade-out-next{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(28px)}}@keyframes welcome-pitch-fade-in-next{0%{opacity:0;transform:translate(-28px)}to{opacity:1;transform:translate(0)}}@keyframes welcome-pitch-fade-out-prev{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(-28px)}}@keyframes welcome-pitch-fade-in-prev{0%{opacity:0;transform:translate(28px)}to{opacity:1;transform:translate(0)}}.app.is-empty .composer-box.is-welcome{display:flex;flex-direction:column;align-items:stretch;gap:.4rem;padding:.85rem 1rem .75rem;min-height:0;border-radius:16px;border:none;box-shadow:inset 0 0 0 1.5px color-mix(in srgb,var(--accent) 25%,var(--line))}.app.is-empty .composer-box.is-welcome:focus-within{box-shadow:inset 0 0 0 1.5px color-mix(in srgb,var(--accent) 50%,var(--line))}.app.is-empty .composer-box.is-welcome textarea{width:100%;min-height:28px;max-height:280px;padding:.15rem .15rem .25rem;font-size:1.02rem;font-weight:400;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.composer-tools{display:flex;align-items:center;gap:.5rem;width:100%;min-width:0}.composer-tools .composer-upload{flex:0 0 auto}.composer-tools .composer-actions{margin-left:auto;flex:0 0 auto}.composer-brand-row{display:flex;flex-wrap:wrap;gap:.35rem;align-items:center;min-width:0;flex:1 1 auto}.brand-chip{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:inline-flex;align-items:center;gap:.3rem;border:1px dashed color-mix(in srgb,var(--ink) 14%,var(--line));background:color-mix(in srgb,var(--bg-elev) 75%,transparent);color:var(--ink-2, var(--ink-muted));border-radius:12px;padding:.22rem .55rem .22rem .28rem;font:inherit;font-size:.72rem;font-weight:600;line-height:1.2;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.brand-chip:hover:not(:disabled){border-style:solid;border-color:color-mix(in srgb,var(--accent) 35%,var(--line));color:var(--accent);background:var(--bg-elev)}.brand-chip:disabled{opacity:.55;cursor:not-allowed}.brand-chip-ico{width:18px;height:18px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;background:var(--accent-soft);color:var(--accent)}.brand-chip.is-logo .brand-chip-ico,.brand-chip--logo .brand-chip-ico{background:var(--bg-soft);color:var(--ink-muted)}.brand-chip--doc .brand-chip-ico{background:color-mix(in srgb,var(--accent) 12%,var(--bg-soft));color:var(--accent)}.brand-chip:hover:not(:disabled) .brand-chip-ico{background:var(--accent-soft);color:var(--accent)}.brand-chip-count{min-width:1.15rem;height:1.15rem;padding:0 .3rem;border-radius:999px;background:var(--accent);color:var(--on-accent);font-size:.65rem;font-weight:700;display:inline-grid;place-items:center;line-height:1}.welcome-examples{width:100%;overflow:hidden;animation:welcome-rise .75s cubic-bezier(.22,1,.36,1) .12s both}.welcome-gallery{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(240px,.9fr);gap:.85rem;align-items:start;will-change:opacity,transform}.welcome-feature{position:relative;border-radius:16px;overflow:hidden;width:100%;background:var(--bg-elev);box-shadow:0 24px 56px color-mix(in srgb,var(--ink) 12%,transparent);border:1px solid var(--line);display:flex;flex-direction:column;isolation:isolate}.welcome-deck-chrome{display:flex;align-items:center;gap:.65rem;padding:.65rem .85rem;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg-soft) 60%,var(--bg-elev))}.welcome-deck-dots{display:inline-flex;gap:6px;flex:0 0 auto}.welcome-deck-dots i{width:9px;height:9px;border-radius:50%;background:color-mix(in srgb,var(--ink-muted) 30%,transparent)}.welcome-deck-dots i:nth-child(1){background:#e0685f}.welcome-deck-dots i:nth-child(2){background:#e6b24a}.welcome-deck-dots i:nth-child(3){background:#57b368}.welcome-deck-name{font-weight:700;font-size:.8125rem;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.welcome-deck-badge{margin-left:auto;flex:0 0 auto;display:inline-flex;align-items:center;gap:.28rem;font-size:.625rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#c43e1c;background:color-mix(in srgb,#c43e1c 14%,#fff);border-radius:999px;padding:.25rem .55rem}.welcome-deck-badge.brand-xlsx{color:#217346;background:color-mix(in srgb,#217346 14%,#fff)}.welcome-deck-badge.brand-docx{color:#2b579a;background:color-mix(in srgb,#2b579a 14%,#fff)}.welcome-deck-badge.brand-vibe{color:#7c3aed;background:color-mix(in srgb,#7c3aed 14%,#fff)}.welcome-deck-badge.brand-zh{color:#0f766e;background:color-mix(in srgb,#0f766e 14%,#fff)}html[data-theme=dark] .welcome-deck-badge{color:#fb7185;background:color-mix(in srgb,#fb7185 18%,var(--bg-elev))}html[data-theme=dark] .welcome-deck-badge.brand-xlsx{color:#4ade80;background:color-mix(in srgb,#4ade80 16%,var(--bg-elev))}html[data-theme=dark] .welcome-deck-badge.brand-docx{color:#93c5fd;background:color-mix(in srgb,#93c5fd 16%,var(--bg-elev))}html[data-theme=dark] .welcome-deck-badge.brand-vibe{color:#c4b5fd;background:color-mix(in srgb,#c4b5fd 16%,var(--bg-elev))}html[data-theme=dark] .welcome-deck-badge.brand-zh{color:#5eead4;background:color-mix(in srgb,#5eead4 16%,var(--bg-elev))}.welcome-deck-badge svg{display:block;flex:0 0 auto}.welcome-deck-screen{position:relative;width:100%;aspect-ratio:16 / 9;overflow:hidden;background:var(--bg-soft);touch-action:pan-y}.welcome-deck-nav{position:absolute;top:50%;z-index:4;display:grid;place-items:center;width:1.75rem;height:1.75rem;margin:0;padding:0;border:0;border-radius:999px;background:color-mix(in srgb,var(--bg-elev) 84%,transparent);color:var(--ink);box-shadow:0 4px 14px color-mix(in srgb,var(--ink) 18%,transparent);cursor:pointer;transform:translateY(-50%)}.welcome-deck-nav.is-prev{left:.45rem}.welcome-deck-nav.is-next{right:.45rem}.welcome-deck-nav.is-prev svg{transform:rotate(90deg)}.welcome-deck-nav.is-next svg{transform:rotate(-90deg)}.welcome-deck-nav{opacity:.92}@media(hover:hover)and 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iframe{position:absolute;left:0;top:0;border:0;width:1920px;height:1080px;transform-origin:0 0;background:transparent;max-width:none;max-height:none;opacity:0;transition:opacity .4s ease}.welcome-slide-host iframe.is-active{opacity:1}.welcome-deck-progress{position:absolute;left:0;bottom:0;height:3px;width:100%;z-index:5;pointer-events:none;background:color-mix(in srgb,var(--ink) 8%,transparent);opacity:0;transition:opacity .2s ease}.welcome-deck-progress.run,.welcome-deck-progress.paused{opacity:1}.welcome-deck-progress i{display:block;height:100%;width:100%;transform-origin:0 50%;transform:scaleX(0);background:var(--tone, var(--accent))}.welcome-deck-progress.run i{animation:welcome-deckbar var(--auto, 5s) linear forwards}.welcome-deck-progress.paused i{animation-play-state:paused}@keyframes welcome-deckbar{0%{transform:scaleX(0)}to{transform:scaleX(1)}}.welcome-deck-actions{display:flex;align-items:center;gap:.45rem;padding:.7rem .85rem;border-top:1px solid 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