:root{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,PingFang SC,Microsoft YaHei,ui-sans-serif,system-ui,sans-serif;color-scheme:light;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--bg: #f6f7f8;--bg-2: #edeff2;--bg-3: #ffffff;--surface: rgba(255, 255, 255, .92);--surface-soft: rgba(17, 24, 39, .045);--surface-strong: rgba(255, 255, 255, .98);--surface-solid: #ffffff;--line: rgba(17, 24, 39, .08);--line-strong: rgba(17, 24, 39, .15);--text: rgba(23, 26, 33, .9);--text-strong: #101319;--muted: rgba(32, 38, 48, .64);--faint: rgba(32, 38, 48, .44);--accent: #2f55e0;--accent-hover: #2444ba;--accent-ink: #ffffff;--accent-soft: rgba(47, 85, 224, .09);--panel-glow: rgba(47, 85, 224, .05);--good: #0e8a5f;--warn: #b25e09;--danger: #d63649;--shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 16px 40px -16px rgba(16, 24, 40, .18);--shadow-soft: 0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px -12px rgba(16, 24, 40, .12);--radius-lg: 16px;--radius-md: 12px;--radius-sm: 9px;--radius-xs: 7px;--ease-enter: cubic-bezier(.22, 1, .36, 1);--ease-move: cubic-bezier(.25, 1, .5, 1);--ease-drawer: cubic-bezier(.32, .72, 0, 1)}:root[data-theme=dark]{color-scheme:dark;--bg: #090a0d;--bg-2: #101217;--bg-3: #171a21;--surface: rgba(22, 24, 30, .78);--surface-soft: rgba(255, 255, 255, .045);--surface-strong: rgba(31, 34, 42, .92);--surface-solid: #181b22;--line: rgba(255, 255, 255, .075);--line-strong: rgba(255, 255, 255, .14);--text: rgba(246, 247, 249, .92);--text-strong: #ffffff;--muted: rgba(226, 232, 240, .62);--faint: rgba(226, 232, 240, .38);--accent: #0a84ff;--accent-hover: #2f9bff;--accent-ink: #ffffff;--accent-soft: rgba(41, 151, 255, .14);--panel-glow: rgba(10, 132, 255, .08);--good: #32d583;--warn: #ffb454;--danger: #ff5c7a;--shadow: 0 24px 70px rgba(0, 0, 0, .32), 0 1px 0 rgba(255, 255, 255, .04) inset;--shadow-soft: 0 12px 40px rgba(0, 0, 0, .22);--radius-lg: 22px;--radius-md: 16px;--radius-sm: 12px;--radius-xs: 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28%),radial-gradient(circle at 92% 8%,rgba(120,129,150,.12),transparent 34%),linear-gradient(180deg,var(--bg),var(--bg-2) 56%,var(--bg))}:root[data-theme=light] body{background:radial-gradient(circle at 20% -14%,rgba(0,113,227,.11),transparent 28%),radial-gradient(circle at 88% 2%,rgba(125,137,155,.18),transparent 30%),linear-gradient(180deg,#f8f8fa,var(--bg) 46%,#eef1f5)}.night-grid{opacity:.16;background-size:72px 72px;-webkit-mask-image:linear-gradient(180deg,black,transparent 82%);mask-image:linear-gradient(180deg,black,transparent 82%)}.night-grid:after{opacity:.18}.brand-lockup{min-width:0;gap:12px}.brand-icon{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 24%,var(--line));background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 13%,white 2%),color-mix(in srgb,var(--accent) 7%,transparent));box-shadow:inset 0 1px #ffffff1f,0 8px 22px color-mix(in srgb,var(--accent) 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8%),var(--accent-hover))}.secondary-button,.mini-button,.icon-button{border-color:color-mix(in srgb,var(--line-strong) 72%,transparent);color:var(--muted);background:color-mix(in srgb,var(--surface-strong) 64%,transparent);box-shadow:inset 0 1px #ffffff0b}.status-pill{min-height:28px;border-radius:999px;padding:0 9px;border-color:color-mix(in srgb,var(--line-strong) 65%,transparent);background:color-mix(in srgb,var(--surface-strong) 58%,transparent);font-size:11px}.status-pill.accent{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 30%,transparent);background:color-mix(in srgb,var(--accent) 9%,transparent)}.empty-state{border-color:color-mix(in srgb,var(--line-strong) 58%,transparent);border-style:solid;background:linear-gradient(180deg,color-mix(in srgb,var(--surface-soft) 85%,transparent),color-mix(in srgb,var(--bg-3) 22%,transparent))}.hint-box{border-color:color-mix(in srgb,var(--line-strong) 58%,transparent);border-style:solid;background:color-mix(in srgb,var(--surface-soft) 70%,transparent)}.hint-box.danger{display:grid;gap:7px;color:var(--text);border-color:color-mix(in srgb,#ef4444 42%,var(--line));background:linear-gradient(180deg,color-mix(in srgb,#ef4444 10%,var(--surface-soft)),color-mix(in srgb,var(--surface-soft) 78%,transparent))}.hint-box.danger strong{color:color-mix(in srgb,#fca5a5 74%,var(--text-strong))}.hint-box.danger small{color:var(--muted);line-height:1.55}.hint-box.danger code{display:block;max-height:96px;overflow:auto;padding:8px 9px;border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:10px;color:var(--faint);background:color-mix(in srgb,var(--bg) 42%,transparent);white-space:pre-wrap;word-break:break-word}.segmented{border-color:color-mix(in srgb,var(--line-strong) 68%,transparent);border-radius:11px;background:color-mix(in srgb,var(--bg) 38%,transparent)}.toast{border-radius:16px;background:color-mix(in srgb,var(--surface-strong) 92%,transparent);box-shadow:var(--shadow)}.empty-state.surface{box-shadow:var(--shadow)}@media (hover: hover) and (pointer: fine){.primary-button:hover:not(:disabled){transform:translateY(-1px)}.secondary-button:hover:not(:disabled){transform:translateY(-1px)}.mini-button:hover:not(:disabled){transform:translateY(-1px)}.icon-button:hover:not(:disabled){transform:translateY(-1px)}}@media (max-width: 560px){.brand-lockup small{display:none}}.notice.error{position:sticky;top:0;z-index:10}.hint-box{border-radius:15px}:root[data-theme=light] .status-pill{color:var(--muted)}:root[data-theme=light] .hint-box{color:var(--muted)}:root[data-theme=light] input{color:var(--text-strong);border-color:color-mix(in srgb,var(--line-strong) 85%,transparent);background:#ffffffe6}:root[data-theme=light] textarea{color:var(--text-strong);border-color:color-mix(in srgb,var(--line-strong) 85%,transparent);background:#ffffffe6}:root[data-theme=light] select{color:var(--text-strong);border-color:color-mix(in srgb,var(--line-strong) 85%,transparent);background:#ffffffe6}:root[data-theme=light] input::placeholder{color:#475569b8}:root[data-theme=light] textarea::placeholder{color:#475569b8}:root[data-theme=light] .hint-box{border-color:color-mix(in srgb,var(--line-strong) 70%,transparent);background:#ffffffc2}:root[data-theme=light] .hint-box.danger{color:var(--text);border-color:color-mix(in srgb,#ef4444 52%,var(--line));background:linear-gradient(180deg,#fef2f2eb,#ffffffc7)}:root[data-theme=light] .hint-box.danger strong{color:#b91c1c}:root[data-theme=light] .hint-box.danger code{color:#334155db;background:#f8fafce6}.hint-box{border-color:color-mix(in srgb,var(--line-strong) 42%,transparent);background:color-mix(in srgb,var(--surface-soft) 46%,transparent)}.primary-button{box-shadow:0 10px 20px color-mix(in srgb,var(--accent) 16%,transparent),inset 0 1px #ffffff38}.primary-button:disabled svg{opacity:.56}.secondary-button:disabled svg{opacity:.56}.mini-button:disabled svg{opacity:.56}.icon-button:disabled svg{opacity:.56}.status-pill.good{color:color-mix(in srgb,var(--good) 82%,var(--muted))}.status-pill{box-shadow:none}.hint-box.compact{padding:8px 10px;font-size:12px}.help-hint:hover{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--line));outline:none}.help-hint:focus-visible{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--line));outline:none}.app-shell{position:relative;min-height:100dvh;display:grid;grid-template-rows:minmax(0,1fr);overflow:hidden}@media (max-width: 980px){.app-shell{overflow:visible;grid-template-rows:minmax(0,1fr)}}.app-shell{grid-template-rows:62px minmax(0,1fr)}.app-shell:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(90deg,transparent,rgba(255,255,255,.028),transparent),radial-gradient(circle at 50% 0%,rgba(255,255,255,.05),transparent 42%);mix-blend-mode:screen;opacity:.62}:root[data-theme=light] .app-shell:before{opacity:.34;mix-blend-mode:normal}@media (max-width: 980px){.app-shell{grid-template-rows:auto minmax(0,1fr)}}.app-shell{grid-template-rows:minmax(0,1fr)}@media (max-width: 980px){.app-shell{overflow:visible}}.boot-screen,.login-page{position:relative;min-height:100dvh;display:grid;place-items:center;padding:24px}.boot-card{position:relative;z-index:1;display:inline-flex;align-items:center;gap:10px;min-height:46px;padding:0 16px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:var(--surface-strong);box-shadow:var(--shadow-soft)}.login-copy{margin:14px 0 24px;max-width:34rem;color:var(--muted);line-height:1.7}.login-form,.login-form label{display:grid;gap:10px}.login-form{gap:16px}.login-form 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b{position:absolute;left:50%;top:50%;width:7px;height:7px;border-radius:999px;background:#1f2430;transform:translate(calc(-50% + (var(--look-x) * 4px) + (var(--peek-password) * -3px)),calc(-50% + (var(--look-y) * 4px) + (var(--peek-password) * 3px)));transition:transform .12s ease-out}.dot-eye{width:12px;height:12px;border-radius:999px;background:#20242d;transform:translate(calc(var(--look-x) * 7px + (var(--peek-password) * -5px)),calc(var(--look-y) * 6px + (var(--peek-password) * -3px)));transition:transform .14s ease-out}.orange .dot-eye{top:86px}.orange .dot-eye.left{left:84px}.orange .dot-eye.right{left:128px}.gold .dot-eye{top:42px}.gold .dot-eye.left{left:50px}.gold .dot-eye.right{left:88px}.gold .mouth{left:calc(42px + (var(--look-x) * 5px));top:90px;width:66px;height:4px;border-radius:999px;background:#20242d;transform:translateY(calc(var(--look-y) * 3px))}.login-art-copy{position:relative;z-index:2;max-width:600px}.login-art-copy p{margin:0 0 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input{padding-right:46px}.password-visibility-button{position:absolute;right:8px;top:50%;width:34px;height:34px;display:grid;place-items:center;border:0;border-radius:10px;color:var(--muted);background:transparent;transform:translateY(-50%);cursor:pointer}.password-visibility-button:hover{color:var(--text-strong);background:color-mix(in srgb,var(--surface-soft) 70%,transparent)}.password-visibility-button:focus-visible{color:var(--text-strong);background:color-mix(in srgb,var(--surface-soft) 70%,transparent)}.login-form-row{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--faint);font-size:12px}.login-remember{display:inline-flex!important;grid-template-columns:none;align-items:center;gap:8px!important;color:var(--muted)!important;cursor:pointer}.login-remember input{width:16px;min-height:16px;height:16px;padding:0;accent-color:var(--accent)}@keyframes loginBlink{0%,92%,to{height:19px}94%{height:2px}}:root[data-theme=light] .login-experience{background:#ffffffdb}:root[data-theme=light] .login-art-panel{background:radial-gradient(circle at 76% 18%,rgba(255,255,255,.3),transparent 28%),radial-gradient(circle at 18% 82%,rgba(255,172,104,.22),transparent 30%),linear-gradient(145deg,#102033,#1a3350 58%,#0e1624)}@media (max-width: 980px){.login-experience{grid-template-columns:1fr;min-height:auto}.login-art-panel{display:none}.login-form-panel{width:min(440px,calc(100% - 36px));padding:34px 0}.login-mobile-brand{display:inline-flex}}@media (max-width: 560px){.animated-login-page{padding:12px}.login-experience{border-radius:22px}.login-form-panel{width:calc(100% - 28px)}.login-form-row{align-items:flex-start;flex-direction:column}}.animated-login-page{place-items:center}.login-experience{width:min(1120px,calc(100vw - clamp(28px,5vw,80px)));min-height:min(720px,calc(100dvh - clamp(28px,5vw,80px)));max-height:calc(100dvh - clamp(28px,5vw,80px))}.login-art-panel{min-height:0}.login-character-stage{height:clamp(300px,38vh,420px)}.login-form-panel{padding:clamp(22px,3vw,34px) 0}@media (prefers-reduced-motion: reduce){.login-character,.eye,.eye b,.dot-eye,.mouth{animation:none;transition:none}}.project-item:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 34%,var(--line-strong))}.project-item:active{transform:translateY(1px) scale(.985)}.user-chip{display:flex;align-items:center;gap:10px}.user-chip{color:var(--muted);font-size:12px}.user-chip{min-height:40px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--surface-strong) 68%,transparent)}.rail-compact-count{width:42px;min-height:66px;display:grid;place-items:center;gap:4px;padding:8px 0;border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--muted);background:color-mix(in srgb,var(--surface-strong) 60%,transparent)}.rail-compact-count 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2px}.project-list{gap:4px;padding-right:2px}.project-item,.empty-project{padding:10px 10px 10px 12px;border-radius:10px}.project-item.active{box-shadow:inset 2px 0 0 var(--accent)}:root[data-theme=light] .rail-assets-empty{color:var(--muted)}.rail-head{padding-top:2px}.project-item.active{border-color:color-mix(in srgb,var(--accent) 34%,transparent)}.rail-assets{padding-block:11px}.rail-assets{border-width:0 0 1px;border-radius:0;background:transparent}.rail-head{border-top:1px solid color-mix(in srgb,var(--line-strong) 44%,transparent)}.project-list .project-item{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 34px 34px;align-items:center;gap:8px;padding:6px 6px 6px 10px}.project-rename-button{position:relative;z-index:2;width:32px;height:32px;min-height:32px;justify-self:end;opacity:0;transform:translate(2px);transition:opacity .16s ease,transform .16s var(--ease-enter),border-color .16s ease,background-color .16s ease}.project-delete-button{position:relative;z-index:2;width:32px;height:32px;min-height:32px;justify-self:end;color:var(--muted);opacity:0;transform:translate(2px);transition:opacity .16s ease,transform .16s var(--ease-enter),border-color .16s ease,background-color .16s ease,color .16s ease}.project-item:hover .project-rename-button{opacity:1;transform:translate(0)}.project-item:focus-within .project-rename-button{opacity:1;transform:translate(0)}.project-item.active .project-rename-button,.project-item:hover .project-delete-button{opacity:1;transform:translate(0)}.project-item:focus-within .project-delete-button{opacity:1;transform:translate(0)}.project-item.active .project-delete-button{opacity:1;transform:translate(0)}.rail-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px}.rail-head-actions{display:inline-flex;align-items:center;gap:7px}.rail-head-actions .icon-button{width:38px;height:38px;min-height:38px}.rail-assets-grid::-webkit-scrollbar{height:7px}.rail-assets-grid::-webkit-scrollbar-thumb{border-radius:999px;background:color-mix(in srgb,var(--text) 18%,transparent)}.rail-asset-delete{opacity:1}.rail-action-list{display:grid;gap:6px;padding:4px 0 8px;border-bottom:1px solid color-mix(in srgb,var(--line-strong) 34%,transparent)}.rail-action-list.compact{justify-items:center;gap:8px;padding:0;border-bottom:0}.rail-action-button:hover:not(:disabled){color:var(--text-strong);border-color:color-mix(in srgb,var(--accent) 26%,var(--line-strong));background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 10%,transparent),transparent),color-mix(in srgb,var(--surface-soft) 58%,transparent)}.rail-action-button.active{color:var(--text-strong);border-color:color-mix(in srgb,var(--accent) 26%,var(--line-strong));background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 10%,transparent),transparent),color-mix(in srgb,var(--surface-soft) 58%,transparent)}.rail-action-button:hover:not(:disabled){transform:translateY(-1px)}.rail-action-button:active:not(:disabled){transform:translateY(0) scale(.99)}.rail-action-button:disabled{opacity:.45;cursor:not-allowed}.rail-action-button.collapsed{width:42px;height:42px;min-height:42px;grid-template-columns:1fr;place-items:center;padding:0}.rail-action-icon{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;color:inherit;background:color-mix(in srgb,var(--surface-soft) 64%,transparent)}.rail-action-button.active .rail-action-icon{color:var(--accent);background:color-mix(in srgb,var(--accent) 16%,transparent)}.rail-compact-brand{width:42px;height:42px;min-height:42px}.rail-compact-brand{display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--line-strong) 42%,transparent);border-radius:14px;color:var(--text-strong);background:linear-gradient(180deg,color-mix(in srgb,var(--surface-soft) 78%,transparent),color-mix(in srgb,var(--surface-solid) 60%,transparent));cursor:pointer}.rail-compact-count{width:42px;min-height:58px;border-radius:13px}:root[data-theme=light] .rail-action-button:hover:not(:disabled){background:linear-gradient(180deg,#007aff14,#fff0),#ffffffc7;border-color:#007aff47}:root[data-theme=light] .rail-action-button.active{background:linear-gradient(180deg,#007aff14,#fff0),#ffffffc7;border-color:#007aff47}:root[data-theme=light] .rail-action-icon{background:#ffffffb8}@media (max-width: 980px){.rail-action-list{grid-template-columns:repeat(auto-fit,minmax(132px,1fr))}.rail-action-list.compact{display:flex;overflow-x:auto}}.rail-empty-copy{min-height:38px;display:grid;place-items:center;border:1px dashed color-mix(in srgb,var(--line-strong) 48%,transparent);border-radius:12px;color:var(--faint);font-size:12px}.rail-section-toggle>svg{justify-self:center;color:var(--muted);transform:rotate(0);transition:transform .18s ease,color .18s ease}.rail-section-toggle span:has(>strong:only-child){align-items:center}:root[data-theme=light] .rail-empty-copy{border-color:#94a3b857}.rail-assets-open{width:100%;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none}.rail-asset:hover{border-color:color-mix(in srgb,var(--accent) 58%,var(--line));box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 13%,transparent);outline:none}.rail-asset:focus-visible{border-color:color-mix(in srgb,var(--accent) 58%,var(--line));box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 13%,transparent);outline:none}.rail-asset:active{transform:scale(.985)}.rail-asset-delete{cursor:pointer}.rail-asset:focus-visible{outline:2px solid color-mix(in srgb,var(--accent) 72%,white 12%);outline-offset:2px}.typing-dots{display:inline-flex;gap:4px;margin-left:6px;vertical-align:baseline}.typing-dots i{width:5px;height:5px;border-radius:50%;background:var(--accent);animation:typing-dot 1.2s ease-in-out infinite}.typing-dots i:nth-child(2){animation-delay:.15s}.typing-dots i:nth-child(3){animation-delay:.3s}@keyframes typing-dot{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}.option-chip:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 34%,var(--line-strong))}.message-list::-webkit-scrollbar{width:8px;height:8px}.message-list::-webkit-scrollbar-thumb{border-radius:999px;background:color-mix(in srgb,var(--text) 18%,transparent)}.assistant-options{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}.option-chip{flex:none;min-height:32px;border:1px solid var(--line);border-radius:999px;padding:0 11px;color:var(--muted);background:color-mix(in srgb,var(--surface-strong) 62%,transparent);font-size:12px;white-space:nowrap;transition:transform .14s var(--ease-enter),border-color .18s ease,background-color .18s ease,color .18s 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22%,transparent);border-radius:12px;background:var(--accent-soft)}:root[data-theme=light] .message-role{font-size:11px;font-weight:700;letter-spacing:.06em}:root[data-theme=light] .composer{border-color:#11182724;border-radius:14px;background:var(--surface-solid);box-shadow:var(--shadow-soft)}:root[data-theme=light] .composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}:root[data-theme=light] .mention-menu{border-color:var(--line);box-shadow:var(--shadow)}:root[data-theme=light] ::selection{background:color-mix(in srgb,var(--accent) 18%,transparent)}