:root { color-scheme:light; --paper:#f0eadf; --paper-2:#e8e1d4; --ink:#302d28; --muted:#645e54; --line:#d3c9b9; --accent:#884a36; --accent-hover:#743e2d; --accent-2:#e6d9cb; --danger:#96372d; --danger-bg:#f2dfd6; --white:#f6f0e5; --button-ink:#f6f0e5; --control:#827668; --positive:#486048; --code-keyword:#73528d; --code-string:#496345; --code-number:#805029; --code-comment:#645e54; --code-title:#386073; --shadow:0 8px 28px rgba(67,53,36,.055); --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; }
:root[data-theme="dark"] { color-scheme:dark; --paper:#252421; --paper-2:#201f1c; --ink:#eee7db; --muted:#c1b8ab; --line:#514b43; --accent:#e0aa86; --accent-hover:#eabb9a; --accent-2:#43362b; --danger:#f2ad9e; --danger-bg:#432e29; --white:#2f2d29; --button-ink:#2a241f; --control:#918779; --positive:#a5bea0; --code-keyword:#d4b7ed; --code-string:#cfdf9c; --code-number:#efc197; --code-comment:#c1b8ab; --code-title:#b3d7e9; --shadow:0 8px 28px rgba(0,0,0,.12); }
* { box-sizing:border-box; }
html,body { margin:0; min-height:100%; background:var(--paper); color:var(--ink); font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif; }
button,input,textarea,select { font:inherit; color:inherit; }
button { cursor:pointer; }
.hidden { display:none !important; }
.wordmark { display:inline-flex; align-items:center; gap:12px; color:inherit; text-decoration:none; }
.brand-mark { display:block; flex-shrink:0; width:32px; height:38px; background:currentColor; mask:url('/identity/logo-ink.png') center / contain no-repeat; -webkit-mask:url('/identity/logo-ink.png') center / contain no-repeat; }
.brand-name { font:600 18px/1.2 Georgia,"Songti SC",serif; letter-spacing:.035em; }
.theme-toggle { min-height:40px; padding:10px 12px; border:1px solid var(--line); border-radius:9px; background:var(--paper-2); color:var(--ink); font-size:12px; }
.theme-toggle:hover { border-color:var(--control); }
.login-shell { position:relative; }
.login-theme { position:absolute; top:24px; right:24px; }
.sidebar .theme-toggle { width:100%; margin:0 0 14px; text-align:left; }
.login-shell { min-height:100vh; display:grid; grid-template-columns:1.15fr .85fr; }
.login-copy { padding:44px 6vw 36px; display:flex; flex-direction:column; justify-content:space-between; border-right:1px solid var(--line); background:var(--paper); }
.eyebrow,.section-index,.nav-label { color:var(--muted); font-family:inherit; font-size:12px; font-weight:500; line-height:1.6; letter-spacing:.025em; }
h1 { max-width:740px; margin:28px 0; font-family:Georgia,"Songti SC",serif; font-size:clamp(48px,5.5vw,84px); line-height:1.18; font-weight:400; letter-spacing:-.045em; }
.lede { max-width:490px; color:var(--muted); font-size:15px; line-height:1.9; }
.legal { max-width:620px; padding-top:20px; border-top:1px solid var(--line); color:var(--muted); font-size:12px; line-height:1.6; }
.login-panel { display:flex; flex-direction:column; justify-content:center; align-items:center; padding:70px 42px 42px; background:var(--white); }
.login-panel form { width:min(380px,100%); }
.login-panel h2,.admin-panel h2 { margin:12px 0 44px; font-family:Georgia,"Songti SC",serif; font-size:36px; font-weight:400; }
label { display:grid; gap:9px; margin:20px 0; font-size:12px; font-weight:700; }
input { width:100%; padding:13px 14px; border:1px solid var(--control); border-radius:10px; outline:0; background:var(--white); font-size:16px; }
input:focus { border-color:var(--accent); }
.primary { width:100%; margin-top:24px; padding:15px 18px; display:flex; justify-content:space-between; border:1px solid var(--accent); border-radius:10px; background:var(--accent); color:var(--button-ink); font-weight:600; }
.primary:hover { background:var(--accent-hover); border-color:var(--accent-hover); }
.primary:disabled { opacity:.55; cursor:not-allowed; }
.auth-tabs { display:flex; width:min(380px,100%); gap:20px; margin:0 0 28px; border-bottom:1px solid var(--line); }
.auth-tabs button { background:transparent; border:0; border-bottom:2px solid transparent; padding:12px 0; color:var(--muted); }
.auth-tabs button[aria-pressed="true"] { border-bottom-color:var(--accent); color:var(--ink); }
#signup-form h2 { font-size:28px; margin-bottom:20px; }
.verification-row { display:flex; gap:10px; align-items:center; margin:16px 0; }
.verification-row label { flex:1; min-width:0; margin:0; }
.verification-row button { align-self:end; padding:13px 10px; min-height:46px; border:1px solid var(--line); border-radius:10px; background:var(--paper-2); font-size:12px; }
.verification-row button:disabled { color:var(--muted); cursor:not-allowed; }
label.consent { display:flex; align-items:flex-start; font-weight:400; line-height:1.7; gap:10px; }
.consent input { width:16px; min-width:16px; height:16px; padding:0; margin:3px 0 0; accent-color:var(--accent); }
.text-button { border:0; padding:10px 0; color:var(--accent); background:transparent; font-size:12px; }
.mode-switch { display:flex; flex-shrink:0; gap:2px; border-bottom:1px solid var(--line); }
.mode-switch button { border:0; border-bottom:2px solid transparent; padding:10px 12px; border-radius:6px 6px 0 0; background:transparent; color:var(--muted); font-size:12px; }
.mode-switch button[aria-pressed="true"] { background:var(--paper-2); border-bottom-color:var(--accent); color:var(--ink); }
.topbar .provider-summary { flex:1; min-width:0; text-align:right; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.hint,.error { min-height:18px; color:var(--muted); font-size:12px; }
.error { color:var(--danger); }
.app-shell { height:100vh; display:grid; grid-template-columns:270px minmax(0,1fr); grid-template-rows:minmax(0,1fr); overflow:hidden; }
.sidebar { z-index:5; padding:24px 18px 18px; display:flex; flex-direction:column; border-right:1px solid var(--line); background:var(--paper-2); }
.sidebar header { display:flex; align-items:center; justify-content:space-between; padding:0 6px 26px; }
.wordmark.compact .brand-mark { width:26px; height:32px; }
.wordmark.compact .brand-name { font-size:17px; }
.new-chat { padding:13px 14px; display:flex; justify-content:space-between; border:1px solid var(--line); border-radius:10px; background:var(--white); text-align:left; font-size:13px; font-weight:550; }
.new-chat:hover { border-color:var(--control); color:var(--accent); }
.sidebar nav { min-height:0; flex:1; margin-top:30px; overflow:auto; }
.nav-label { color:var(--muted); padding:0 6px; }
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
.history-search { display:block; margin:0 0 12px; }
.project-heading { display:flex; justify-content:space-between; align-items:center; margin-bottom:6px; }
.project-heading label { margin:0; font-size:12px; color:var(--muted); }
.project-heading button { min-width:36px; min-height:36px; border:0; border-radius:8px; background:transparent; font-size:20px; }
.project-heading button:hover { background:var(--accent-2); }
#project-filter,#conversation-project { width:100%; min-height:42px; padding:9px 10px; border:1px solid var(--line); border-radius:10px; background:var(--white); font-size:12px; }
#project-filter { margin-bottom:14px; }
.project-context { margin:14px 36px 0; display:flex; align-items:center; gap:16px; padding:12px 0; border-bottom:1px solid var(--line); }
.project-context > div { flex:1; min-width:0; }
.project-context > .project-actions { flex:none; display:flex; gap:8px; }
.materials-heading { display:flex; justify-content:space-between; align-items:center; gap:12px; }
.materials-heading h2 { margin:4px 0 0; overflow-wrap:anywhere; }
.materials-heading .section-index { margin:0; }
.materials-list { display:grid; gap:8px; margin:18px 0 12px; }
.material-row { display:flex; align-items:center; gap:12px; padding:12px; border:1px solid var(--line); border-radius:12px; }
.material-row label { display:flex; flex:1; min-width:0; align-items:center; gap:10px; margin:0; }
.material-row input { width:18px; height:18px; flex:none; accent-color:var(--accent); }
.material-row span { overflow-wrap:anywhere; font-size:13px; }
.material-row button,#new-material { flex:none; min-height:42px; background:transparent; border:1px solid var(--line); border-radius:10px; padding:8px 10px; color:var(--ink); font-size:12px; }
#material-form { margin-top:18px; border-top:1px solid var(--line); padding-top:16px; }
#material-form label { display:block; font-size:13px; margin-bottom:16px; }
#material-name,#material-text { width:100%; margin-top:8px; background:var(--white); border:1px solid var(--line); border-radius:12px; padding:12px; color:var(--ink); }
#material-text { min-height:140px; max-height:240px; resize:vertical; }
.material-references { margin:10px 0; display:flex; flex-wrap:wrap; gap:6px; }
.material-references p { flex-basis:100%; margin:0 0 3px; }
.material-references button { max-width:100%; overflow-wrap:anywhere; background:var(--paper-2); color:var(--ink); border:1px solid var(--line); border-radius:10px; padding:9px 12px; font-size:12px; }
#materials-panel button:focus-visible,#materials-panel input:focus-visible,#material-text:focus-visible,.material-references button:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
@media (max-width:760px) { .project-context { flex-wrap:wrap; } .project-context > .project-actions { flex-basis:100%; } .material-row { gap:8px; padding:10px; } }
.project-context .section-index { margin-right:12px; font-size:11px; }
.project-context strong { font-size:13px; font-weight:550; overflow-wrap:anywhere; }
.project-context p { margin:6px 0 0; font-size:11px; color:var(--muted); line-height:1.6; }
.project-context button,.conversation-move button { flex:none; min-height:42px; padding:10px 12px; background:transparent; border:1px solid var(--line); border-radius:10px; font-size:12px; }
#project-name { padding:12px; margin-top:8px; border:1px solid var(--control); border-radius:10px; background:var(--paper); }
#project-brief { margin-top:8px; padding:12px; min-height:140px; max-height:250px; resize:vertical; border:1px solid var(--control); border-radius:10px; background:var(--paper); font-size:13px; }
#project-panel .hint,#conversation-panel > .hint { font-size:12px; line-height:1.7; }
.conversation-move { display:flex; align-items:end; gap:12px; border-top:1px solid var(--line); padding-top:18px; margin-top:20px; }
.conversation-move label { flex:1; min-width:0; margin:0; }
.conversation-move select { margin-top:8px; }
#project-filter:focus-visible,#new-project:focus-visible,#project-context button:focus-visible,#project-name:focus-visible,#project-brief:focus-visible,#conversation-project:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
@media (max-width:760px) { .project-context { margin:8px 18px 0; gap:10px; } .project-context .section-index { display:block; margin:0 0 3px; } }
.history-search input { width:100%; padding:10px 12px; border:1px solid var(--line); border-radius:10px; background:var(--white); font-size:12px; font-weight:400; }
.history-tabs { display:flex; gap:8px; margin:0 0 10px; }
.history-tabs button { min-height:36px; padding:6px 10px; border:0; border-radius:8px; color:var(--muted); background:transparent; font-size:12px; }
.history-tabs button[aria-pressed="true"] { color:var(--ink); background:var(--accent-2); }
.history-row { display:flex; align-items:center; gap:2px; margin-bottom:4px; }
.history button { min-width:0; padding:11px 10px; border:0; border-radius:8px; background:transparent; text-align:left; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; font-size:13px; }
.history-open { flex:1; }
.history .history-manage { flex:none; width:36px; min-height:40px; padding:6px; text-align:center; color:var(--muted); font-size:18px; }
.history .hint { padding:8px 6px; font-size:12px; line-height:1.7; }
.history-search input:focus-visible,.history-tabs button:focus-visible,.history button:focus-visible,#conversation-title:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.conversation-archive { display:flex; align-items:center; gap:20px; border-top:1px solid var(--line); margin-top:24px; padding-top:16px; }
.conversation-archive p { flex:1; font-size:12px; line-height:1.7; }
.conversation-archive button { flex:none; padding:10px 12px; min-height:44px; border:1px solid var(--control); border-radius:10px; background:transparent; font-size:12px; }
#conversation-title { padding:12px; margin-top:8px; border:1px solid var(--control); border-radius:10px; background:var(--paper); }
#conversation-status { margin:0 0 12px; padding:10px 12px; background:var(--accent-2); border-radius:8px; line-height:1.6; }
.history button:hover,.history button.active { background:var(--accent-2); color:var(--ink); }
.sidebar footer { border-top:1px solid var(--line); padding-top:16px; }
.usage-block { padding:4px 6px 16px; }
.usage-block>div:first-child { display:flex; justify-content:space-between; font-size:11px; }
.usage-track { height:3px; margin:9px 0; background:var(--line); }
.usage-track i { display:block; width:0; height:100%; background:var(--accent); transition:width .3s; }
.usage-block small { color:var(--muted); font-size:10px; }
.usage-block small { display:block; margin-top:5px; line-height:1.5; }
.message-receipt { margin:12px 0 0; color:var(--muted); font-size:11px; line-height:1.7; overflow-wrap:anywhere; }
.budget-control { margin:24px 0; padding:18px 0; border-top:1px solid var(--line); }
.budget-control h3 { margin:8px 0; font-size:18px; }
.account-security { margin:24px 0; padding:18px 0 0; border-top:1px solid var(--line); }
.account-security h3 { margin:8px 0; font-size:18px; }
.account-security .hint { line-height:1.7; }
.account-security .primary { padding:12px 14px; }
.account-security .primary:disabled { opacity:.5; cursor:wait; }
#budget-status { color:var(--accent); font-size:12px; line-height:1.6; }
.budget-details { margin:18px 0; font-size:12px; }
.budget-details>div { display:flex; justify-content:space-between; gap:16px; padding:8px 0; border-bottom:1px solid var(--line); }
.budget-details dt { color:var(--muted); }
.budget-details dd { margin:0; text-align:right; font-variant-numeric:tabular-nums; }
button:focus-visible,select:focus-visible,input:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.account { width:100%; padding:10px 6px; display:flex; align-items:center; gap:10px; border:0; border-radius:8px; background:transparent; text-align:left; }
.account:hover { background:var(--accent-2); }
.avatar { width:30px; height:30px; display:grid; place-items:center; border-radius:50%; background:var(--accent-2); color:var(--accent); font-weight:750; }
.account b,.account small { display:block; font-size:11px; }
.account small { margin-top:2px; color:var(--muted); }
.chat-stage { min-width:0; min-height:0; overflow:hidden; position:relative; display:grid; grid-template-columns:minmax(0,1fr); grid-template-rows:68px minmax(0,1fr) auto; background:var(--paper); }
.topbar { min-width:0; padding:0 28px; display:flex; align-items:center; justify-content:space-between; color:var(--muted); font-size:12px; }
.status-dot { width:7px; height:7px; display:inline-block; margin-right:8px; border-radius:50%; background:var(--positive); }
select { padding:10px 26px 10px 12px; border:1px solid var(--line); border-radius:9px; background:var(--white); font-size:12px; }
.topbar { gap:12px; }
.model-picker { position:relative; flex:0 1 auto; min-width:0; }
.model-native { position:absolute; width:1px; height:1px; padding:0; border:0; overflow:hidden; clip-path:inset(50%); }
#model-trigger { display:flex; align-items:center; gap:14px; min-height:48px; padding:7px 12px; border:1px solid var(--control); border-radius:10px; background:var(--white); color:var(--ink); text-align:left; }
#model-trigger:hover,#model-trigger[aria-expanded="true"] { border-color:var(--accent); background:var(--paper-2); }
#model-trigger svg { flex-shrink:0; }
.model-trigger-copy { display:grid; gap:2px; min-width:0; }
.model-trigger-copy small { color:var(--muted); font-size:10px; font-weight:400; }
#model-label { font-size:16px; font-weight:600; white-space:nowrap; }
.model-menu { position:absolute; top:calc(100% + 10px); left:0; width:320px; max-width:calc(100vw - 28px); max-height:min(70vh,520px); overflow:auto; z-index:10; padding:10px; border:1px solid var(--control); border-radius:14px; background:var(--white); box-shadow:0 14px 36px #0002; }
.model-group { margin:8px 10px; color:var(--muted); font-size:11px; }
.model-group:not(:first-child) { margin-top:18px; }
.model-option { width:100%; display:flex; align-items:center; justify-content:space-between; gap:12px; padding:11px 10px; border:0; border-radius:8px; text-align:left; background:transparent; }
.model-option b,.model-option small { display:block; }
.model-option b { font-size:14px; font-weight:550; }
.model-option small { margin-top:5px; font-size:11px; color:var(--muted); line-height:1.5; }
.model-option:hover,.model-option[aria-checked="true"] { background:var(--accent-2); }
.model-option:disabled { opacity:.6; cursor:not-allowed; }
.model-check { color:var(--accent); font-size:16px; }
.model-menu-hint { border-top:1px solid var(--line); padding:12px 10px 2px; margin:10px 0 0; color:var(--muted); font-size:11px; line-height:1.6; }
.model-cost-note { font-size:11px; line-height:1.65; color:var(--muted); margin:0 0 12px; overflow-wrap:anywhere; }
.empty-state { width:min(760px,calc(100% - 48px)); margin:auto; align-self:end; min-height:0; max-height:100%; overflow:auto; padding:24px 0 5vh; text-align:center; }
.empty-state h2 { margin:18px 0; font-family:Georgia,"Songti SC",serif; font-size:clamp(34px,3.6vw,52px); font-weight:400; line-height:1.4; letter-spacing:-.035em; }
.empty-state>p:not(.section-index) { color:var(--muted); font-size:14px; line-height:1.8; }
.suggestions { margin-top:32px; display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.suggestions button { min-height:54px; padding:14px 16px; border:1px solid var(--line); border-radius:10px; background:transparent; text-align:center; font-size:13px; }
.suggestions button:hover { background:var(--accent-2); border-color:var(--control); }
.messages { min-height:0; min-width:0; overflow:auto; padding:42px max(24px,calc((100% - 760px)/2)) 48px; }
.message { padding:22px 0; display:grid; grid-template-columns:78px minmax(0,1fr); gap:18px; }
.message>div { min-width:0; }
.message .role { color:var(--muted); font-size:12px; line-height:1.9; font-weight:550; }
.message .content { white-space:pre-wrap; line-height:1.9; font-size:16px; }
.message.user .content { padding:12px 16px; border-radius:14px; background:var(--paper-2); font-size:15px; line-height:1.8; }
.message .markdown-content { white-space:normal; min-width:0; overflow-wrap:anywhere; }
.markdown-content>:first-child { margin-top:0; }
.markdown-content>:last-child { margin-bottom:0; }
.markdown-content p,.markdown-content ul,.markdown-content ol,.markdown-content blockquote { margin:0 0 16px; }
.markdown-content h1,.markdown-content h2,.markdown-content h3,.markdown-content h4,.markdown-content h5,.markdown-content h6 { font-family:inherit; font-weight:650; line-height:1.4; margin:26px 0 12px; letter-spacing:0; }
.markdown-content h1 { font-size:25px; }.markdown-content h2 { font-size:21px; }.markdown-content h3 { font-size:18px; }
.markdown-content h4,.markdown-content h5,.markdown-content h6 { font-size:15px; }
.markdown-content ul,.markdown-content ol { padding-left:24px; }
.markdown-content li { padding-left:3px; margin:5px 0; }
.markdown-content li>p { margin:0 0 8px; }
.markdown-content blockquote { border-left:3px solid var(--line); padding:4px 16px; color:var(--muted); }
.markdown-content blockquote>:last-child { margin-bottom:0; }
.markdown-content a[href] { color:var(--accent); text-decoration:underline; text-underline-offset:3px; }
.markdown-content hr { border:0; border-top:1px solid var(--line); margin:24px 0; }
.markdown-content code { font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-size:.87em; }
.markdown-content :not(pre)>code { background:var(--paper-2); padding:2px 5px; border-radius:4px; }
.code-block { margin:18px 0; min-width:0; border:1px solid var(--line); background:var(--paper-2); border-radius:10px; overflow:hidden; }
.code-header { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:7px 12px; border-bottom:1px solid var(--line); font-size:11px; color:var(--muted); }
.copy-code { background:transparent; border:1px solid transparent; color:var(--ink); padding:5px 8px; min-height:32px; border-radius:3px; font-size:11px; }
.copy-code:hover { border-color:var(--line); background:var(--white); }
.copy-code:disabled { opacity:.6; }
.markdown-content pre { margin:0; overflow-x:auto; padding:16px; line-height:1.65; tab-size:2; }
.markdown-content pre code { display:block; white-space:pre; overflow-wrap:normal; font-size:12px; color:var(--ink); }
.hljs-keyword,.hljs-selector-tag,.hljs-literal { color:var(--code-keyword); }
.hljs-string,.hljs-attr,.hljs-regexp { color:var(--code-string); }
.hljs-number,.hljs-built_in,.hljs-type { color:var(--code-number); }
.hljs-comment,.hljs-quote { color:var(--code-comment); font-style:italic; }
.hljs-title,.hljs-function,.hljs-name { color:var(--code-title); }
.markdown-table { overflow-x:auto; max-width:100%; margin:18px 0; }
.markdown-table table { border-collapse:collapse; width:100%; font-size:13px; }
.markdown-table th,.markdown-table td { border:1px solid var(--line); padding:8px 12px; text-align:left; min-width:90px; }
.markdown-table th { background:var(--paper); font-weight:650; }
.markdown-table:focus-visible,.markdown-content pre:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.markdown-plain { white-space:pre-wrap; }
.copy-buffer { position:fixed; top:0; left:-9999px; width:1px; height:1px; }
.file-chip { margin-top:12px; color:var(--accent); font-size:11px; }
.message-actions { display:flex; flex-wrap:wrap; gap:4px 12px; margin-top:10px; }
.message-actions button { background:transparent; color:var(--muted); border:1px solid transparent; border-radius:8px; padding:8px 10px; min-height:42px; font-size:12px; }
.message-actions button:hover { background:var(--paper-2); color:var(--ink); }
.message-actions button:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.message-actions button:disabled { opacity:.55; cursor:wait; }
.composer { z-index:2; width:min(780px,calc(100% - 48px)); margin:0 auto 18px; padding:12px 16px 9px; border:1px solid var(--control); border-radius:18px; background:var(--white); box-shadow:var(--shadow); }
.composer:focus-within { border-color:var(--accent); }
.tool-row { display:flex; align-items:center; flex-wrap:wrap; gap:10px 18px; padding-bottom:10px; border-bottom:1px solid var(--line); margin-bottom:10px; font-size:11px; }
.search-toggle { display:flex; align-items:center; gap:7px; margin:0; cursor:pointer; }
.search-toggle { min-height:32px; }
.search-toggle.is-enabled { color:var(--accent); }
.search-toggle input { appearance:none; position:relative; width:30px; height:18px; margin:0; padding:0; border:1px solid var(--muted); border-radius:12px; background:var(--paper); cursor:inherit; flex-shrink:0; }
.search-toggle input::before { content:''; position:absolute; width:12px; height:12px; top:2px; left:2px; border-radius:50%; background:var(--muted); }
.search-toggle input:checked { background:var(--accent); border-color:var(--accent); }
.search-toggle input:checked::before { left:14px; background:var(--paper); }
.search-toggle input:disabled { opacity:.45; cursor:not-allowed; }
.search-toggle input:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.tool-row .hint { margin:0; }
.privacy-note { font-size:11px; color:var(--muted); line-height:1.65; margin:0 0 10px; }
.source-list { border-left:2px solid var(--line); padding-left:14px; margin:18px 0 0; font-size:12px; line-height:1.7; overflow-wrap:anywhere; }
.source-list p { color:var(--muted); margin:0 0 6px; }
.source-list ol { margin:0; padding-left:20px; }
.source-list a { color:var(--accent); text-underline-offset:3px; }
.search-confirm { border:1px solid var(--line); border-radius:18px; background:var(--white); color:var(--ink); width:min(540px,calc(100% - 32px)); max-height:85vh; overflow:auto; padding:28px; box-shadow:var(--shadow); }
.search-confirm::backdrop { background:rgba(48,45,40,.32); }
.search-confirm h2 { margin:0 0 18px; font-size:20px; }
.search-confirm p { font-size:13px; line-height:1.8; }
.skill-form>label { display:block; font-size:13px; margin:12px 0; }
.skill-form input:not([type="checkbox"]),.skill-form select { width:100%; margin-top:6px; }
.skill-form fieldset { border:1px solid var(--line); border-radius:10px; margin:14px 0; padding:12px; }
.skill-form fieldset label { display:block; margin:8px 0; font-size:13px; }
.confirm-actions { display:flex; gap:12px; justify-content:flex-end; margin-top:24px; }
.confirm-actions button { padding:12px 16px; min-height:44px; font-size:13px; border:1px solid var(--control); border-radius:10px; }
.confirm-actions .primary { width:auto; margin:0; border-color:var(--accent); }
.confirm-actions button:not(.primary) { background:transparent; color:var(--ink); }
.composer { max-height:45vh; overflow-y:auto; }
.composer-error { margin:0 0 12px; padding:10px 12px; border-left:3px solid var(--danger); border-radius:6px; background:var(--danger-bg); color:var(--danger); font-size:12px; line-height:1.6; overflow-wrap:anywhere; }
textarea { width:100%; min-height:45px; max-height:160px; resize:none; border:0; outline:0; background:transparent; line-height:1.5; }
.composer-row { display:grid; grid-template-columns:max-content max-content minmax(0,1fr) 40px; align-items:center; gap:14px; }
.composer-row .file-button { min-height:40px; padding:0; background:transparent; border:0; }
.composer-info { min-width:0; min-height:40px; margin-left:auto; padding:4px 0; border:0; background:transparent; color:var(--muted); font-size:11px; text-align:right; overflow-wrap:anywhere; }
.composer-caption { display:flex; justify-content:space-between; gap:10px; margin-top:3px; color:var(--muted); font-size:10px; line-height:1.6; }
.composer-caption .hint { margin:0; font-size:inherit; }
.composer-info:focus-visible,.space-trigger:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.space-trigger { display:flex; align-items:center; gap:6px; min-height:40px; padding:7px 10px; border:1px solid var(--line); border-radius:10px; background:transparent; color:var(--muted); font-size:12px; max-width:150px; }
#space-label { overflow:hidden; white-space:nowrap; text-overflow:ellipsis; }
#space-panel .project-context { margin:0; padding:12px 0 18px; flex-direction:column; align-items:stretch; }
#space-panel .project-actions { flex-wrap:wrap; }
#composer-info-panel .privacy { display:block; margin-left:0; font-size:12px; }
@media (max-width:760px) {
  .space-trigger { max-width:74px; padding:7px; flex-shrink:0; }
  .composer-row { gap:10px; }
  .composer-row .search-toggle { font-size:11px; min-height:44px; gap:5px; }
  .composer-info { min-height:44px; font-size:10px; }
  .composer-row .file-button { min-height:44px; }
  .composer-caption { flex-wrap:wrap; gap:0 8px; }
}
.file-button { margin:0; display:block; color:var(--muted); cursor:pointer; font-size:11px; font-weight:600; }
.privacy { margin-left:auto; color:var(--muted); font-size:10px; }
.send { width:40px; height:40px; border:0; border-radius:12px; background:var(--accent); color:var(--button-ink); font-size:20px; flex-shrink:0; }
.agent-panel { width:min(700px,calc(100% - 32px)); max-height:85vh; overflow:auto; padding:28px; border:1px solid var(--line); border-radius:18px; background:var(--white); color:var(--ink); box-shadow:var(--shadow); }
.agent-panel::backdrop { background:rgba(48,45,40,.4); }
.agent-panel header { display:flex; justify-content:space-between; align-items:start; gap:16px; }
.agent-panel h2 { margin:8px 0 16px; font:400 28px/1.4 Georgia,"Songti SC",serif; }
#agent-prompt { min-height:100px; padding:12px; border:1px solid var(--control); border-radius:10px; background:var(--paper); }
#agent-prompt:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.agent-artifact { margin-top:18px; padding:14px; border:1px solid var(--line); border-radius:10px; background:var(--paper); }
.agent-artifact h3 { font:600 13px/1.6 var(--mono); }
.agent-artifact pre { max-height:220px; overflow:auto; white-space:pre; font:12px/1.6 var(--mono); }
.agent-artifact a { color:var(--accent); font-size:13px; }
.generated-artifacts { margin:14px 0 4px; padding:12px; border:1px solid var(--line); border-radius:12px; background:var(--paper); }
.artifact-title { margin:0 0 8px; color:var(--muted); font-size:12px; }
.generated-artifact { display:flex; align-items:center; gap:8px; padding:8px 0; border-top:1px solid var(--line); }
.generated-artifact > div { min-width:0; flex:1; display:grid; gap:2px; }
.generated-artifact b,.generated-artifact small { overflow-wrap:anywhere; }
.generated-artifact small { color:var(--muted); }
.artifact-preview-panel { width:min(1100px,calc(100% - 24px)); height:min(820px,calc(100% - 24px)); padding:18px; border:1px solid var(--line); border-radius:16px; background:var(--white); }
.artifact-preview-panel::backdrop { background:rgba(48,45,40,.5); }
.artifact-preview-panel header { display:flex; justify-content:space-between; gap:16px; }
.artifact-preview-panel h2 { margin:4px 0; }
#artifact-preview-frame { width:100%; height:calc(100% - 90px); border:1px solid var(--line); border-radius:10px; background:white; }
.send:hover:not(:disabled) { background:var(--accent-hover); }
.send:disabled { opacity:.35; cursor:wait; }
.attachment { padding:8px 10px; margin-bottom:10px; border-radius:8px; background:var(--accent-2); color:var(--accent); font-size:11px; }
.attachment-row { display:flex; align-items:center; justify-content:space-between; gap:12px; }
.attachment-row span { min-width:0; overflow-wrap:anywhere; }
.attachment-row button { flex-shrink:0; background:transparent; border:1px solid var(--line); border-radius:6px; padding:8px; color:var(--accent); }
.attachment p { margin:4px 0 8px; line-height:1.6; }
.attachment summary { cursor:pointer; padding:6px 0; }
.attachment-preview { max-height:110px; overflow:auto; padding:10px; white-space:pre-wrap; overflow-wrap:anywhere; font-size:12px; line-height:1.7; font-family:inherit; background:var(--paper); color:var(--ink); }
.file-button:focus-visible,.attachment button:focus-visible,.attachment summary:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.file-help { margin:8px 0 0; color:var(--muted); font-size:11px; line-height:1.6; }
.file-button { background:transparent; border:0; border-radius:6px; padding:6px 0; min-height:40px; }
.admin-panel { z-index:10; position:fixed; inset:0 0 0 auto; width:min(560px,100%); padding:36px; overflow:auto; background:var(--white); box-shadow:-30px 0 90px rgba(67,53,36,.10); }
.admin-panel header { display:flex; justify-content:space-between; align-items:flex-start; gap:16px; }
#close-admin { flex-shrink:0; width:40px; height:40px; padding:0; }
.admin-panel h2 { margin-bottom:20px; }
.admin-note { color:var(--muted); font-size:12px; line-height:1.6; }
.user-row { padding:22px 0; border-top:1px solid var(--line); }
.user-row h3 { margin:0 0 5px; font-size:15px; }
.user-row p { color:var(--muted); font-size:11px; }
.user-fields { display:grid; grid-template-columns:1fr 1fr auto; align-items:end; gap:10px; }
.user-fields label { margin:0; }
.user-fields .model-permission { grid-column:1 / -1; }
.user-fields select { width:100%; padding:10px; margin:6px 0; border:1px solid var(--line); border-radius:8px; background:var(--white); color:var(--ink); font:inherit; }
.user-fields select:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.user-fields input { padding:8px 0; }
.user-fields button,.icon { padding:9px 12px; border:1px solid var(--line); border-radius:8px; background:transparent; }
.members-heading { margin:28px 0 8px; font-size:16px; font-weight:550; }
.account-actions { display:flex; flex-wrap:wrap; align-items:center; gap:12px; margin-top:14px; }
.account-actions button { min-height:42px; padding:8px 12px; border:1px solid var(--line); border-radius:10px; background:transparent; color:var(--accent); }
.account-actions p { flex:1; min-width:150px; margin:0; line-height:1.7; }
.user-row h3 { overflow-wrap:anywhere; }
.user-row [data-account-error] { min-height:18px; margin-bottom:0; line-height:1.6; }
.user-row [aria-busy="true"] { opacity:.7; }
#project-budget:focus-visible,.account-actions button:focus-visible,.user-fields button:focus-visible,.user-fields input:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.toast { position:fixed; z-index:20; bottom:24px; left:50%; transform:translate(-50%,20px); max-width:calc(100% - 32px); padding:11px 16px; border-radius:10px; background:var(--ink); color:var(--paper); opacity:0; pointer-events:none; font-size:12px; transition:.2s; }
.toast.show { opacity:1; transform:translate(-50%,0); }
.mobile-only { display:none; }
@media (max-width:760px) {
  .login-shell { display:block; }
  .login-copy { min-height:0; padding:24px; border:0; }
  .login-copy > div,.login-copy .legal { display:none; }
  .login-copy h1 { font-size:44px; }
  .login-copy .lede { font-size:13px; }
  .legal { font-size:11px; }
  .login-panel { padding:24px; }
  .app-shell { grid-template-columns:1fr; }
  .sidebar { position:fixed; inset:0 auto 0 0; width:280px; transform:translateX(-100%); transition:transform .2s; box-shadow:none; }
  .sidebar.open { transform:translateX(0); box-shadow:20px 0 60px rgba(67,53,36,.10); }
  .mobile-only { display:block; }
  .topbar { padding:0 14px; gap:7px; }
  .topbar .status-dot { flex-shrink:0; }
  #provider-status { min-width:0; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .topbar .provider-summary { display:none; }
  .mode-switch button { padding:10px 8px; }
  .model-picker { flex:1; min-width:0; }
  #model-trigger { width:100%; gap:8px; justify-content:space-between; padding:7px 9px; }
  #model-label { font-size:13px; }
  .model-menu { position:fixed; top:74px; left:14px; width:calc(100vw - 28px); }
  .suggestions { grid-template-columns:1fr; }
  .suggestions button { min-height:44px; }
  .suggestions button span { display:none; }
  .messages { padding:24px 20px 36px; }
  .message { grid-template-columns:minmax(0,1fr); gap:8px; }
  .composer { width:calc(100% - 24px); margin-bottom:12px; }
  .admin-panel { padding:24px; }
  .user-fields { grid-template-columns:1fr 1fr; }
  .user-fields button { grid-column:1 / -1; }
  .privacy { display:none; }
  .tool-row { gap:10px; }
  .tool-row .hint { flex-basis:100%; }
  .search-confirm { padding:22px; }
  .confirm-actions { flex-direction:column; }
  .empty-state { max-height:100%; overflow:auto; padding-bottom:24px; }
  .empty-state h2 { font-size:30px; }
  .suggestions { margin-top:24px; }
}
.site-loader { position:fixed; z-index:200; inset:0; display:grid; place-items:center; overflow:hidden; color:var(--ink); animation:loader-dismiss .18s 3.04s forwards; }
.site-loader[hidden] { display:none; }
.loader-panel { position:absolute; inset-inline:0; height:50.5%; background:var(--paper); }
.loader-panel-top { top:0; animation:loader-panel-top .86s 2.46s cubic-bezier(.65,0,.35,1) forwards; }
.loader-panel-bottom { bottom:0; animation:loader-panel-bottom .86s 2.52s cubic-bezier(.65,0,.35,1) forwards; }
.loader-content { position:relative; width:min(34rem,calc(100vw - 3rem)); display:grid; grid-template-columns:1fr auto; gap:1.2rem; align-items:end; }
.loader-kicker { align-self:start; font:700 .65rem/1 var(--mono); letter-spacing:.16em; color:var(--muted); }
.loader-seal { grid-column:1/-1; justify-self:center; width:clamp(7.8rem,11vw,10rem); height:auto; overflow:visible; }
.loader-ink { mask-type:alpha; }
.logo-reveal-path { stroke-dasharray:1; stroke-dashoffset:1; animation:loader-draw .82s .12s ease-in-out forwards; }
.logo-reveal-inner { animation-duration:.52s; animation-delay:.58s; }
.logo-reveal-inner-left { animation-duration:.34s; animation-delay:.88s; }
.logo-reveal-sweep { animation-duration:.5s; animation-delay:1.08s; }
.logo-reveal-sweep-second { animation-duration:.5s; animation-delay:1.2s; }
.logo-reveal-fold { animation-duration:.32s; animation-delay:1.48s; }
.logo-reveal-inner-right { animation-duration:.34s; animation-delay:1.62s; }
.loader-meta { grid-column:1/-1; display:flex; align-items:baseline; justify-content:space-between; gap:1rem; font:700 .7rem/1.5 var(--mono); letter-spacing:.12em; color:var(--muted); }
.loader-meta strong { font:400 clamp(2.6rem,6vw,5rem)/.9 Georgia,serif; color:var(--ink); }
.loader-rule { grid-column:1/-1; height:1px; background:var(--line); overflow:hidden; }
.loader-rule i { display:block; height:100%; background:var(--accent); transform:scaleX(0); transform-origin:left center; animation:loader-rule 2.05s ease-in-out forwards; }
.loader-kicker,.loader-meta,.loader-rule { animation:loader-copy-out .34s 2.12s ease-in forwards; }
.loader-skip { position:absolute; bottom:max(24px,env(safe-area-inset-bottom)); right:max(24px,env(safe-area-inset-right)); min-height:44px; padding:10px 14px; border:1px solid var(--control); border-radius:10px; background:transparent; color:var(--muted); font-size:12px; font-weight:500; line-height:1.5; }
.loader-skip:hover { color:var(--ink); }
@keyframes loader-draw { to { stroke-dashoffset:0; } }
@keyframes loader-rule { to { transform:scaleX(1); } }
@keyframes loader-copy-out { to { opacity:0; transform:translateY(-8px); } }
@keyframes loader-panel-top { to { transform:translateY(-101%); } }
@keyframes loader-panel-bottom { to { transform:translateY(101%); } }
@keyframes loader-dismiss { to { opacity:0; visibility:hidden; } }
.generation-bar { padding:10px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); margin:8px 0; }
.search-confirm hr { border:0; border-top:1px solid var(--line); margin:20px 0; }
.settings-actions { justify-content:space-between; align-items:center; margin-top:20px; }
.generation-bar p { font-size:12px; line-height:1.6; margin:0 0 8px; color:var(--muted); }
.generation-bar>div,.search-confirm-actions,.conversation-extra { display:flex; flex-wrap:wrap; gap:8px; }
.generation-bar button,.search-confirm-actions button,.conversation-extra button,.message-edit { min-height:40px; border:1px solid var(--line); border-radius:8px; background:var(--paper-2); padding:8px 12px; font-size:12px; }
#stop-generation { color:var(--danger); border-color:var(--danger); }
.danger-action { color:var(--danger); }
.message-edit { margin-top:12px; }
.stream-message .content { white-space:pre-wrap; overflow-wrap:anywhere; }
.command-list { display:grid; gap:4px; }
.command-list button { display:flex; justify-content:space-between; align-items:center; gap:12px; min-height:48px; text-align:left; padding:10px; border:0; background:transparent; border-radius:8px; }
.command-list button:hover { background:var(--paper-2); }
kbd { font-family:var(--mono); font-size:10px; color:var(--muted); }
#message-editor textarea,#direction-panel textarea { width:100%; padding:12px; background:var(--paper); border:1px solid var(--control); border-radius:10px; resize:vertical; font-size:16px; }
.search-confirm-actions { margin-top:16px; justify-content:flex-end; }
.check-label { display:flex; align-items:center; gap:12px; }
.check-label input { width:18px; height:18px; }
textarea:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
@media (max-width:760px) { .generation-bar button,.search-confirm-actions button { min-height:44px; } #command-button { min-width:40px; } .topbar .provider-summary { display:none; } .material-row { flex-wrap:wrap; } .message-actions { flex-wrap:wrap; } }
@media (prefers-reduced-motion:reduce) { * { scroll-behavior:auto!important; transition:none!important; animation:none!important; } .site-loader { display:none; } }