:root {
    --bg: #FFFFFF; --bg-secondary: #F8FAFC; --bg-tertiary: #F1F5F9;
    --text-primary: #0F172A; --text-secondary: #475569; --text-tertiary: #94A3B8;
    --border: #E2E8F0; --border-light: #F1F5F9;
    --accent: #1E3A8A; --accent-hover: #1E40AF; --accent-light: #EFF6FF;
    --accent-gold: #B45309;
    --success: #059669; --success-light: #ECFDF5;
    --warning: #D97706; --warning-light: #FFFBEB;
    --danger: #DC2626; --danger-light: #FEF2F2;
    --radius: 8px; --radius-lg: 12px; --sidebar-w: 220px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
    --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04);
    --shadow-lg: 0 10px 15px rgba(0,0,0,.06), 0 4px 6px rgba(0,0,0,.04);
    --transition: 150ms cubic-bezier(.4,0,.2,1);
}
@media(prefers-color-scheme:dark){:root{
    --bg: #0F172A; --bg-secondary: #1E293B; --bg-tertiary: #334155;
    --text-primary: #F1F5F9; --text-secondary: #94A3B8; --text-tertiary: #64748B;
    --border: #334155; --border-light: #1E293B;
    --accent: #3B82F6; --accent-hover: #60A5FA; --accent-light: #1E3A5F;
    --success: #10B981; --success-light: #064E3B;
    --warning: #F59E0B; --warning-light: #78350F;
    --danger: #EF4444; --danger-light: #7F1D1D;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.2);
    --shadow: 0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);
    --shadow-md: 0 4px 6px rgba(0,0,0,.3), 0 2px 4px rgba(0,0,0,.2);
    --shadow-lg: 0 10px 15px rgba(0,0,0,.4), 0 4px 6px rgba(0,0,0,.3);
}}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
body{font:14px/1.6 'Inter',system-ui,sans-serif;color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:'EB Garamond',serif;font-weight:600}
h1{font-size:20px;line-height:1.3} h2{font-size:17px} h3{font-size:15px}
input,textarea,select{font:14px 'Inter',sans-serif}
a{color:var(--accent);text-decoration:none} a:hover{text-decoration:underline}

/* === Layout === */
.app{display:flex;height:100dvh}
.sidebar{width:var(--sidebar-w);background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}
.main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.main>div:not(.chat-view):not(.hdr):not(.wf-workspace):not(.ic-wrapper){overflow-y:auto;flex:1;min-height:0;align-content:flex-start}
.main>div.dash-grid,.main>div.plist,.main>div.dlist,.main>div.task-list,.main>div.cal-layout,.main>div.calc-section{flex:none}

/* === Sidebar === */
.s-head{padding:12px 14px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between}
.s-logo{font:600 16px 'EB Garamond',serif}
.s-nav{padding:4px}
.s-item{display:flex;align-items:center;gap:10px;padding:9px 14px;margin:1px 8px;border-radius:var(--radius);cursor:pointer;font-size:13px;color:var(--text-secondary);transition:all var(--transition);font-weight:500}
.s-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.s-item.on{background:var(--accent);color:#fff}
.s-item.on:hover{background:var(--accent-hover)}
.s-item svg{width:18px;height:18px;flex-shrink:0}
.s-foot{padding:8px 10px;border-top:1px solid var(--border-light)}
.s-nav-scroll{flex:1;overflow-y:auto;display:flex;flex-direction:column}
.s-sessions{border-top:1px solid var(--border-light);margin-top:4px;padding-top:4px}
.s-sessions-header{display:flex;align-items:center;justify-content:space-between;padding:6px 14px;font-size:12px;font-weight:600;color:var(--text-tertiary)}
.s-sessions-list{padding:0 8px 8px}
.s-session{display:flex;align-items:center;gap:8px;padding:7px 12px;border-radius:var(--radius);cursor:pointer;font-size:12px;color:var(--text-secondary);transition:all var(--transition);position:relative}
.s-session:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.s-session.active{background:var(--accent-light);color:var(--accent);font-weight:500}
.s-session svg{flex-shrink:0;opacity:.5}
.s-session.active svg{opacity:1}
.s-session-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.s-session-actions{display:flex;gap:2px;opacity:0;transition:opacity var(--transition)}
.s-session:hover .s-session-actions{opacity:1}
.s-session-actions button{width:22px;height:22px;border-radius:4px;border:none;background:none;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center}
.s-session-actions button:hover{background:var(--border);color:var(--text-primary)}
.s-user{display:flex;align-items:center;gap:10px;padding:6px;border-radius:var(--radius);cursor:pointer}
.s-user:hover{background:var(--bg-tertiary)}
.av{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;flex-shrink:0}

/* === Auth === */
.auth{display:flex;align-items:center;justify-content:center;min-height:100dvh;background:var(--bg-secondary);padding:16px}
.auth-card{background:#fff;border-radius:var(--radius-lg);padding:32px 28px;width:100%;max-width:340px;box-shadow:var(--shadow-lg)}
.auth-logo{font:600 20px 'EB Garamond',serif;text-align:center;margin-bottom:4px}
.auth-sub{text-align:center;color:var(--text-secondary);font-size:16px;margin-bottom:16px}
.auth-err{background:var(--danger-light);color:var(--danger);padding:14px 20px;border-radius:var(--radius);font-size:16px;margin-bottom:10px;display:none}

/* === Forms === */
.fg{margin-bottom:8px}
.fl{display:block;font-size:16px;font-weight:500;margin-bottom:3px;color:var(--text-secondary)}
.fi{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;outline:none;background:var(--bg);color:var(--text-primary);transition:all var(--transition)}
.fi:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(30,58,138,.08)}
.fi::placeholder{color:var(--text-tertiary)}

/* === Buttons === */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:none;min-height:36px;transition:all var(--transition)}
.btn:active{transform:scale(0.97)}
.btn-p{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm)}
.btn-p:hover{background:var(--accent-hover);box-shadow:var(--shadow)}
.btn-s{background:var(--bg-tertiary);color:var(--text-primary)}
.btn-s:hover{background:var(--border)}
.btn-g{background:none;color:var(--text-secondary)}
.btn-g:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.btn-sm{padding:5px 12px;font-size:12px;min-height:32px}
.btn-full{width:100%}
.btn svg{width:14px;height:14px}

/* === Header === */
.hdr{padding:12px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-shrink:0;background:var(--bg);width:100%}
.hdr h1{flex:1;font-size:17px}
.hdr-acts{display:flex;gap:8px}

/* === Projects Page (ChatGPT/Claude style) === */
.proj-page{display:flex;flex-direction:column;height:100%;overflow:hidden}
.proj-page-header{padding:20px 28px 16px;border-bottom:1px solid var(--border-light);background:var(--bg);flex-shrink:0}
.proj-page-header h1{font-size:22px;margin-bottom:14px}
.proj-page-actions{display:flex;align-items:center;gap:10px}
.proj-search{display:flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-secondary);flex:1;max-width:400px;transition:border-color var(--transition)}
.proj-search:focus-within{border-color:var(--accent);background:var(--bg)}
.proj-search svg{color:var(--text-tertiary);flex-shrink:0}
.proj-search input{border:none;outline:none;background:none;font-size:13px;color:var(--text-primary);width:100%;font-family:'Inter',sans-serif}
.proj-search input::placeholder{color:var(--text-tertiary)}
.proj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;padding:20px 28px;overflow-y:auto;flex:1}
.proj-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;cursor:pointer;transition:all var(--transition);display:flex;flex-direction:column;gap:12px;position:relative}
.proj-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.proj-card-head{display:flex;align-items:flex-start;justify-content:space-between}
.proj-card-avatar{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;color:#fff;flex-shrink:0}
.proj-card-actions{display:flex;gap:4px;opacity:0;transition:opacity var(--transition)}
.proj-card:hover .proj-card-actions{opacity:1}
.proj-card-action{width:28px;height:28px;border-radius:6px;border:none;background:none;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
.proj-card-action:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.proj-card-body{flex:1}
.proj-card-name{font-size:15px;font-weight:600;margin-bottom:4px;line-height:1.3}
.proj-card-desc{font-size:13px;color:var(--text-secondary);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.proj-card-footer{display:flex;align-items:center;justify-content:space-between;padding-top:10px;border-top:1px solid var(--border-light)}
.proj-card-role{font-size:11px;font-weight:600;padding:3px 8px;border-radius:10px;text-transform:uppercase;letter-spacing:.03em}
.proj-card-role.owner{background:var(--accent-light);color:var(--accent)}
.proj-card-role.member{background:var(--bg-tertiary);color:var(--text-secondary)}
.proj-card-meta{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-tertiary)}
.proj-card-meta svg{width:14px;height:14px}
.proj-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;padding:40px 20px;color:var(--text-secondary)}
.proj-empty-icon{width:64px;height:64px;border-radius:16px;background:var(--bg-tertiary);color:var(--text-tertiary);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.proj-empty-icon svg{width:28px;height:28px}
.proj-empty-state h2{font-size:20px;color:var(--text-primary);margin-bottom:6px}
.proj-empty-state p{font-size:14px;max-width:360px;margin-bottom:20px;line-height:1.5}
/* === Sidebar Projects Section === */
.s-proj-section{border-top:1px solid var(--border-light);margin-top:4px;padding-top:4px}
.s-proj-header{display:flex;align-items:center;justify-content:space-between;padding:6px 14px}
.s-proj-title{font-size:12px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.04em}
.s-proj-add{width:22px;height:22px;border-radius:4px;border:none;background:none;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
.s-proj-add:hover{background:var(--bg-tertiary);color:var(--accent)}
.s-proj-add svg{width:14px;height:14px}
.s-proj-list{padding:0 8px 8px}
.s-proj-item{display:flex;align-items:center;gap:8px;padding:7px 12px;border-radius:var(--radius);cursor:pointer;font-size:12px;color:var(--text-secondary);transition:all var(--transition)}
.s-proj-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.s-proj-item.active{background:var(--accent-light);color:var(--accent);font-weight:500}
.s-proj-icon{flex-shrink:0;opacity:.5}
.s-proj-item.active .s-proj-icon{opacity:1}
.s-proj-icon svg{width:14px;height:14px}
.s-proj-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.s-proj-actions{display:flex;gap:2px;opacity:0;transition:opacity var(--transition)}
.s-proj-item:hover .s-proj-actions{opacity:1}
.s-proj-actions button{width:22px;height:22px;border-radius:4px;border:none;background:none;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center}
.s-proj-actions button:hover{background:var(--border);color:var(--danger)}
.s-proj-empty{padding:12px;text-align:center;color:var(--text-tertiary);font-size:12px}

/* === Documents === */
.dlist{padding:14px 20px;max-width:960px;margin:0 auto}
.ditem{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border-light);border-radius:var(--radius);margin-bottom:3px;transition:all var(--transition)}
.ditem:hover{background:var(--bg-secondary);border-color:var(--border)}
.dicon{width:40px;height:40px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:8px;font-weight:700;color:#fff;flex-shrink:0}
.dicon.pdf{background:#DC2626} .dicon.docx{background:#2563EB} .dicon.txt{background:#6B7280} .dicon.img{background:#059669}
.dname{font-size:16px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dmeta{font-size:16px;color:var(--text-tertiary)}

/* === Modal === */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.4);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}
.modal{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:400px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg)}
.modal-h{padding:16px 20px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between}
.modal-t{font-size:15px;font-weight:600}
.modal-b{padding:16px 20px}
.modal-f{padding:12px 20px;border-top:1px solid var(--border-light);display:flex;justify-content:flex-end;gap:8px}

/* === Templates === */
.tpl{border:1px solid var(--border);border-radius:var(--radius);padding:8px;margin-bottom:4px;cursor:pointer}
.tpl:hover{border-color:var(--accent)}
.tpl-name{font-size:16px;font-weight:500}
.tpl-cat{font-size:10px;color:var(--text-tertiary);background:var(--bg-tertiary);padding:1px 5px;border-radius:3px;display:inline-block;margin-top:2px}

/* === Empty state === */
.empty{text-align:center;padding:30px 14px;color:var(--text-tertiary)}
.empty svg{width:28px!important;height:28px!important;margin-bottom:8px}
.empty p{font-size:16px;margin-bottom:10px}

/* === Table === */
table{width:100%;border-collapse:collapse;font-size:13px;margin:0 auto}
th{text-align:left;padding:10px 14px;font-size:12px;font-weight:600;color:var(--text-secondary);border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:.05em}
td{padding:10px 14px;border-bottom:1px solid var(--border-light)}

/* === Toast === */
#toasts{position:fixed;bottom:12px;right:12px;z-index:9999;display:flex;flex-direction:column;gap:6px}
.toast{padding:6px 10px;border-radius:var(--radius);font-size:16px;color:#fff;animation:slideIn .2s}
.toast-success{background:var(--success)} .toast-error{background:var(--danger)} .toast-info{background:var(--text-primary)}
@keyframes slideIn{from{transform:translateX(100%);opacity:0}}

/* === Scrollbar === */
::-webkit-scrollbar{width:6px;height:6px} ::-webkit-scrollbar-track{background:transparent} ::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px} ::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}

/* === RAG / Citations === */
.rag-bar{display:flex;align-items:center;justify-content:space-between;padding:6px 14px;background:var(--bg-secondary);border-bottom:1px solid var(--border-light);font-size:12px;color:var(--text-secondary)}
.citations{display:flex;flex-wrap:wrap;gap:4px;padding:4px 14px 8px}
.cite{display:inline-block;background:var(--accent-light);color:var(--accent);padding:2px 8px;border-radius:10px;font-size:11px;font-weight:500;cursor:default}
.cite:hover{background:var(--accent);color:#fff}

/* === Calculator === */
.calc-section{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius);padding:14px;max-width:480px;margin:0 auto}
.calc-res{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;font-size:14px;line-height:1.6}

/* === Focus === */
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ═══════════════════════════════════════════════════════════════════════
   CHAT — Perplexity/ChatGPT style
   ═══════════════════════════════════════════════════════════════════════ */
.chat-view{display:flex;flex-direction:row;height:100%;overflow:hidden;background:var(--bg)}
.chat-area{flex:1;overflow-y:auto;scroll-behavior:smooth;display:flex;flex-direction:column;min-width:0;min-height:0}
.chat-msgs-wrap{max-width:780px;width:100%;margin:0 auto;padding:20px 24px;display:flex;flex-direction:column;gap:24px;flex:1}

/* Messages */
.cmsg{display:flex;gap:12px;max-width:100%;animation:msgIn .25s ease-out;min-width:0}
@keyframes msgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.cmsg-avatar{width:32px;height:32px;border-radius:8px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;margin-top:2px}
.cmsg-avatar.ai{background:linear-gradient(135deg,#2563EB,#7C3AED);color:#fff}
.cmsg-avatar.user{background:var(--accent);color:#fff}
.cmsg-body{flex:1;min-width:0;overflow:hidden}
.cmsg-name{font-size:13px;font-weight:600;margin-bottom:4px;color:var(--text-primary)}
.cmsg-role{font-size:11px;color:var(--text-tertiary);font-weight:400;margin-left:6px}
.cbub{font-size:15px;line-height:1.7;color:var(--text-primary);word-wrap:break-word;overflow-wrap:break-word;white-space:normal;min-width:0}
.cmsg.user{display:flex;justify-content:flex-end}
.cmsg.user .cbub{background:var(--bg-tertiary);padding:10px 16px;border-radius:18px 18px 4px 18px;max-width:75%;font-size:14px;line-height:1.5}
.cmsg.assistant .cbub{padding:0;font-size:14px;line-height:1.7}

/* Source cards */
.cite-sources{display:flex;gap:6px;overflow-x:auto;padding:4px 0 8px;scrollbar-width:none}
.cite-sources::-webkit-scrollbar{display:none}
.cite-card{display:flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--border);border-radius:8px;font-size:11px;white-space:nowrap;cursor:pointer;transition:all var(--transition);flex-shrink:0;background:var(--bg);max-width:200px}
.cite-card .cite-title{overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary);font-weight:500}
.cite-card .cite-url{font-size:10px;color:var(--text-tertiary);overflow:hidden;text-overflow:ellipsis}

/* Follow-up */
.follow-up{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.follow-up-btn{padding:7px 14px;border:1px solid var(--border);border-radius:20px;background:var(--bg);font-size:12px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition)}
.follow-up-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}

/* Typing dots */
.typing-dots{display:inline-flex;gap:4px;padding:4px 0;align-items:center}
.typing-dots span{width:7px;height:7px;border-radius:50%;background:var(--text-tertiary);animation:dotPulse 1.4s infinite}
.typing-dots span:nth-child(2){animation-delay:.2s}
.typing-dots span:nth-child(3){animation-delay:.4s}
@keyframes dotPulse{0%,80%,100%{opacity:.25;transform:scale(.75)}40%{opacity:1;transform:scale(1)}}

/* Chat Footer */
.chat-footer{flex-shrink:0;background:var(--bg);border-top:1px solid var(--border-light);padding:12px 0 16px}
.chat-footer-inner{max-width:780px;margin:0 auto;padding:0 20px}
.chat-ctx{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;margin-bottom:8px;background:var(--accent-light);border-radius:8px;font-size:12px;color:var(--accent)}
.chat-ctx strong{font-weight:600}

/* Chat Attachments */
.chat-attachments{display:flex;flex-wrap:wrap;gap:4px;padding:0 0 6px}
.chat-attach-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:8px;font-size:12px;color:var(--text-secondary)}
.chat-attach-chip svg{flex-shrink:0;color:var(--accent)}
.chat-attach-chip button{background:none;border:none;color:var(--text-tertiary);cursor:pointer;padding:0 2px}

/* Chat Input Box */
.chat-input-box{display:flex;align-items:flex-end;gap:0;border:1px solid var(--border);border-radius:16px;background:var(--bg);overflow:hidden;transition:border-color .2s,box-shadow .2s;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.chat-input-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(30,58,138,.06),0 2px 8px rgba(0,0,0,.06)}
.chat-textarea{flex:1;resize:none;border:none;outline:none;padding:12px 16px;font-size:15px;line-height:1.5;min-height:44px;max-height:200px;font-family:'Inter',sans-serif;background:transparent;color:var(--text-primary)}
.chat-textarea::placeholder{color:var(--text-tertiary)}
.chat-send-btn{width:38px;height:38px;margin:3px 5px;border-radius:12px;background:var(--accent);color:#fff;border:none;cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:all .15s;box-shadow:0 2px 8px rgba(30,58,138,.2)}
.chat-send-btn:hover{background:var(--accent-hover);transform:scale(1.05);box-shadow:0 4px 12px rgba(30,58,138,.25)}
.chat-send-btn.stop{background:var(--danger)} .chat-send-btn.stop:hover{background:#b91c1c}
.chat-send-btn:disabled{opacity:.4;cursor:default}
.chat-send-btn svg{width:16px;height:16px}

/* Chat Tool Buttons */
.chat-tools-row{display:flex;align-items:center;gap:2px;padding:6px 4px 0}
.chat-tool-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:8px;border:none;background:transparent;color:var(--text-tertiary);cursor:pointer;font-size:12px;font-family:'Inter',sans-serif;transition:all .15s;white-space:nowrap}
.chat-tool-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.chat-tool-btn.active{background:var(--accent-light);color:var(--accent)}
.chat-tool-btn span{font-size:12px}

/* Welcome */
.chat-welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;padding:40px 20px}
.chat-welcome-icon{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,#1E3A8A,#7C3AED);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:0 8px 24px rgba(30,58,138,.15)}
.chat-welcome-icon svg{width:28px;height:28px}
.chat-welcome h2{font-family:'EB Garamond',serif;font-size:24px;font-weight:600;margin-bottom:6px}
.chat-welcome p{color:var(--text-secondary);font-size:14px;max-width:380px;margin-bottom:24px;line-height:1.5}
.chat-suggestions{display:grid;grid-template-columns:1fr 1fr;gap:8px;max-width:460px;width:100%}
.suggestion-btn{padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:var(--bg);color:var(--text-secondary);font-size:13px;text-align:left;cursor:pointer;transition:all var(--transition);line-height:1.4}
.suggestion-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}

/* Project Picker */
.proj-picker{position:fixed;background:var(--bg);border:1px solid var(--border);border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.12),0 2px 8px rgba(0,0,0,.06);max-height:240px;overflow-y:auto;min-width:220px;z-index:9999;animation:pickerIn .15s ease}
@keyframes pickerIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.proj-picker-item{padding:10px 14px;font-size:13px;cursor:pointer;display:flex;align-items:center;gap:8px;transition:background .1s}
.proj-picker-item:hover{background:var(--bg-tertiary)}
.proj-picker-item.active{background:var(--accent-light);color:var(--accent);font-weight:500}
.proj-picker-item svg{flex-shrink:0;opacity:.5} .proj-picker-item.active svg{opacity:1}

/* ═══ Session Panel (ChatGPT-style) ═══ */
.session-panel{width:260px;border-right:1px solid var(--border-light);display:flex;flex-direction:column;flex-shrink:0;background:var(--bg);overflow:hidden}
.session-panel-header{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--border-light)}
.session-panel-header .btn{flex-shrink:0}
.session-search{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;background:var(--bg-secondary);color:var(--text-primary);outline:none;transition:border var(--transition)}
.session-search:focus{border-color:var(--accent)}
.session-list{flex:1;overflow-y:auto;padding:8px}
.session-date-group{font-size:11px;font-weight:600;color:var(--text-tertiary);padding:8px 12px 4px;text-transform:uppercase;letter-spacing:.04em}
.session-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);cursor:pointer;transition:background var(--transition);position:relative;color:var(--text-secondary);font-size:13px}
.session-item:hover{background:var(--bg-tertiary)}
.session-item.active{background:var(--bg-tertiary);color:var(--text-primary);font-weight:500}
.session-item .session-icon{width:18px;height:18px;flex-shrink:0;opacity:.5}
.session-item.active .session-icon{opacity:1;color:var(--accent)}
.session-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.session-actions{display:flex;gap:2px;opacity:0;transition:opacity var(--transition);flex-shrink:0}
.session-item:hover .session-actions{opacity:1}
.session-action{width:26px;height:26px;border-radius:6px;border:none;background:none;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px;transition:all var(--transition)}
.session-action:hover{background:var(--border);color:var(--text-primary)}
.session-empty{text-align:center;padding:24px 16px;color:var(--text-tertiary);font-size:13px}

/* Mobile session panel */
@media(max-width:768px){
    .session-panel{position:fixed;z-index:200;height:100dvh;width:280px;transform:translateX(-100%);transition:transform .25s cubic-bezier(.4,0,.2,1);box-shadow:4px 0 24px rgba(0,0,0,.12)}
    .session-panel.open{transform:translateX(0)}
    .session-panel-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:199;display:none;backdrop-filter:blur(2px)}
    .session-panel-backdrop.open{display:block}
}


/* Dashboard */
.dash-stat{text-align:center;padding:16px;background:var(--bg);border:1px solid var(--border-light);border-radius:var(--radius)}
.dash-stat-num{font-size:28px;font-weight:700;font-family:'EB Garamond',serif;line-height:1.2}
.dash-stat-label{font-size:12px;color:var(--text-tertiary);margin-top:4px}
.workload-list{display:flex;flex-direction:column;gap:8px}
.workload-item{display:flex;align-items:center;gap:12px;padding:10px;border:1px solid var(--border-light);border-radius:var(--radius)}
.workload-bar{height:6px;background:var(--bg-tertiary);border-radius:3px;margin-top:4px;overflow:hidden}
.workload-fill{height:100%;background:var(--accent);border-radius:3px;transition:width .3s}
.deadline-list{display:flex;flex-direction:column;gap:6px}
.deadline-item{display:flex;align-items:center;gap:12px;padding:10px;border:1px solid var(--border-light);border-radius:var(--radius)}
.deadline-date{font-size:12px;font-weight:600;color:var(--danger);white-space:nowrap;min-width:80px}

/* ═══ Calendar ═══ */
.cal-layout{display:flex;flex:1;overflow:hidden}
.cal-main{flex:1;overflow-y:auto}
.cal-controls{display:flex;align-items:center;justify-content:space-between;padding:10px 24px;border-bottom:1px solid var(--border-light);background:var(--bg);flex-shrink:0}
.cal-controls-left,.cal-controls-center,.cal-controls-right{display:flex;align-items:center;gap:8px}
.cal-title{font-size:16px;font-weight:600;font-family:'EB Garamond',serif;min-width:180px;text-align:center}
.cal-nav{width:32px;height:32px;border-radius:8px;border:1px solid var(--border);background:var(--bg);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:all var(--transition)}
.cal-nav:hover{background:var(--bg-tertiary);border-color:var(--accent);color:var(--accent)}
.cal-today-btn{padding:6px 14px;border:1px solid var(--border);border-radius:8px;background:var(--bg);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition)}
.cal-today-btn:hover{background:var(--accent-light);border-color:var(--accent);color:var(--accent)}
.cal-view-btn{padding:6px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);font-size:12px;cursor:pointer;transition:all var(--transition);color:var(--text-secondary)}
.cal-view-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.cal-view-btn:hover:not(.active){background:var(--bg-tertiary)}
.cal-month{padding:0 24px 16px;overflow-x:auto}
.cal-weekdays{display:grid;grid-template-columns:repeat(7,1fr);border-bottom:1px solid var(--border-light);margin-bottom:2px}
.cal-weekday{padding:8px 4px;text-align:center;font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.06em}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--border-light);border:1px solid var(--border-light);border-radius:var(--radius);overflow:hidden}
.cal-day.other-month{opacity:.35} .cal-day{min-height:80px;padding:4px 6px;background:var(--bg);cursor:pointer;transition:background var(--transition)}
.cal-day:hover{background:var(--bg-secondary)}
.cal-day.today .cal-day-num{background:var(--accent);color:#fff;font-weight:600}
.cal-day-num{width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:500;border-radius:50%;margin-bottom:2px}
.cal-day-events{display:flex;flex-direction:column;gap:2px}
.cal-event{padding:2px 6px;border-radius:4px;font-size:11px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer;transition:all var(--transition);line-height:1.4}
.cal-event:hover{filter:brightness(0.9);transform:scale(1.02)}
.cal-event.hearing{background:#FEE2E2;color:#991B1B;border-left:2px solid #DC2626}
.cal-event.deadline{background:#FEF3C7;color:#92400E;border-left:2px solid #D97706}
.cal-event.meeting{background:#DBEAFE;color:#1E40AF;border-left:2px solid #2563EB}
.cal-event.reminder{background:#D1FAE5;color:#065F46;border-left:2px solid #059669}
.cal-event.consultation{background:#EDE9FE;color:#5B21B6;border-left:2px solid #7C3AED}
.cal-event.other{background:#F3F4F6;color:#374151;border-left:2px solid #6B7280}
.cal-more{font-size:10px;color:var(--text-tertiary);padding:2px 6px;cursor:pointer;font-weight:500}
.cal-more:hover{color:var(--accent)}
.cal-week{padding:0 24px 16px;max-width:900px;margin:0 auto}
.cal-week-grid{display:grid;grid-template-columns:60px repeat(7,1fr);gap:1px;background:var(--border-light);border:1px solid var(--border-light);border-radius:var(--radius);overflow:hidden}
.cal-week-header{background:var(--bg-secondary);padding:8px 4px;text-align:center;border-bottom:1px solid var(--border-light)}
.cal-week-header-name{font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase}
.cal-week-header-num{font-size:18px;font-weight:600;margin-top:2px}
.cal-week-header.today .cal-week-header-num{background:var(--accent);color:#fff;border-radius:50%;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center}
.cal-time-label{background:var(--bg);padding:4px 8px;font-size:11px;color:var(--text-tertiary);text-align:right;border-right:1px solid var(--border-light);min-height:48px}
.cal-week-cell{background:var(--bg);min-height:48px;padding:2px;border-bottom:1px solid var(--border-light);position:relative}
.cal-week-cell:hover{background:var(--bg-secondary)}
.cal-week-event{padding:3px 6px;border-radius:4px;font-size:11px;font-weight:500;margin:1px 2px;cursor:pointer;line-height:1.3}
.cal-sidebar{padding:16px;border-left:1px solid var(--border-light);width:260px;flex-shrink:0}
.cal-sidebar-title{font-size:13px;font-weight:600;margin-bottom:10px;color:var(--text-primary)}
.cal-upcoming{display:flex;flex-direction:column;gap:6px}
.cal-upcoming-item{display:flex;align-items:flex-start;gap:8px;padding:8px 10px;border:1px solid var(--border-light);border-radius:var(--radius);cursor:pointer;transition:all var(--transition)}
.cal-upcoming-item:hover{background:var(--bg-secondary);border-color:var(--border)}
.cal-upcoming-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;margin-top:4px}
.cal-upcoming-info{flex:1;min-width:0}
.cal-upcoming-title{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cal-upcoming-meta{font-size:11px;color:var(--text-tertiary);margin-top:2px}
.cal-upcoming-actions{display:flex;gap:4px;opacity:0;transition:opacity var(--transition)}
.cal-upcoming-item:hover .cal-upcoming-actions{opacity:1}
.cal-event-detail{display:flex;align-items:center;gap:10px;padding:10px;border-radius:var(--radius);cursor:pointer;transition:background var(--transition)}
.cal-event-detail:hover{background:var(--bg-secondary)}
.cal-event-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.cal-participants{display:flex;flex-wrap:wrap;gap:6px}
.cal-participant{display:flex;align-items:center;gap:4px;font-size:12px;padding:5px 10px;border:1px solid var(--border-light);border-radius:var(--radius);cursor:pointer;transition:all var(--transition)}
.cal-participant:hover{background:var(--bg-secondary);border-color:var(--accent)}
.cal-participant input{margin:0;accent-color:var(--accent)}

/* ═══ Dashboard / Tasks ═══ */
.dash-section,.cal-section{padding:16px 20px;max-width:960px;margin:0 auto}
.dash-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:20px}
.task-filters{display:flex;gap:4px;padding:8px 20px;overflow-x:auto;flex-shrink:0}
.task-filter{padding:6px 12px;border:1px solid var(--border);border-radius:16px;background:var(--bg);font-size:12px;cursor:pointer;white-space:nowrap;display:flex;align-items:center;gap:4px}
.task-filter:hover{border-color:var(--accent)}
.task-filter.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.task-filter.active .task-count{background:rgba(255,255,255,.2);color:#fff}
.task-count{background:var(--bg-tertiary);padding:1px 6px;border-radius:10px;font-size:11px;font-weight:600}
.task-list{padding:8px 14px;max-width:960px;margin:0 auto}
.task-card{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border-light);border-radius:var(--radius);margin-bottom:4px;cursor:pointer;transition:border-color .15s}
.task-card:hover{border-color:var(--accent)}
.task-priority{width:4px;height:32px;border-radius:2px;flex-shrink:0}
.task-body{flex:1;min-width:0}
.task-title{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.task-meta{font-size:12px;color:var(--text-tertiary);margin-top:2px}
.task-status-badge{padding:2px 8px;border-radius:10px;font-size:11px;font-weight:500;white-space:nowrap}

/* ═══ Internal Chat ═══ */
.ic-wrapper{display:flex;flex-direction:column;flex:1;min-height:0}
.ic-layout{display:flex;flex:1;overflow:hidden}
.ic-sidebar{width:240px;border-right:1px solid var(--border-light);overflow-y:auto;flex-shrink:0;padding:4px}
.ic-user{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);cursor:pointer;margin:2px 4px;transition:background .15s;position:relative}
.ic-user:hover{background:var(--bg-secondary)}
.ic-user.active{background:var(--accent-light);border:1px solid var(--accent)}
.ic-user-info{flex:1;min-width:0}
.ic-user-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ic-user-role{font-size:11px;color:var(--text-tertiary)}
.ic-badge{background:var(--danger);color:#fff;font-size:10px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 5px;flex-shrink:0}
.ic-total-unread{font-size:12px;background:var(--danger);color:#fff;padding:2px 8px;border-radius:10px;margin-left:8px}
.ic-main{flex:1;display:flex;flex-direction:column;min-width:0}
.ic-header{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border-light);background:var(--bg-secondary)}
.av-sm{width:32px;height:32px;font-size:12px}
.ic-header-name{font-size:14px;font-weight:600}
.ic-header-role{font-size:11px;color:var(--text-tertiary)}
.ic-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:4px}
.ic-empty{text-align:center;color:var(--text-tertiary);padding:40px;font-size:13px}
.ic-date-sep{text-align:center;margin:12px 0 8px;font-size:11px;color:var(--text-tertiary);position:relative}
.ic-date-sep::before,.ic-date-sep::after{content:'';position:absolute;top:50%;width:calc(50% - 40px);height:1px;background:var(--border-light)}
.ic-date-sep::before{left:0}
.ic-date-sep::after{right:0}
.ic-date-sep span{background:var(--bg);padding:0 12px;position:relative;z-index:1}
.ic-msg{display:flex;flex-direction:column;max-width:70%;margin-bottom:2px}
.ic-msg.mine{align-self:flex-end;align-items:flex-end}
.ic-msg:not(.mine){align-self:flex-start;align-items:flex-start}
.ic-msg.consecutive{margin-top:0}
.ic-msg-bubble{padding:8px 14px;border-radius:16px;font-size:13px;line-height:1.5;word-break:break-word}
.ic-msg.mine .ic-msg-bubble{background:var(--accent);color:#fff;border-bottom-right-radius:4px}
.ic-msg:not(.mine) .ic-msg-bubble{background:var(--bg-tertiary);border-bottom-left-radius:4px}
.ic-msg-time{font-size:10px;color:var(--text-tertiary);margin-top:2px;padding:0 4px}
.ic-input-bar{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border-light);background:var(--bg)}
.ic-input-bar .fi{border-radius:20px;padding:8px 16px}
.ic-send-btn{width:36px;height:36px;border-radius:50%;padding:0;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ic-msg-actions{display:none;margin-top:2px}
.ic-msg:hover .ic-msg-actions{display:flex}
.ic-nav-badge{background:var(--danger);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px;margin-left:6px}

/* ═══ Markdown rendered content ═══ */
.md-p{margin-bottom:12px;line-height:1.6}
.md-h{margin:16px 0 8px;font-weight:600;color:var(--text-primary)}
.md-h2{font-size:18px}.md-h3{font-size:16px}.md-h4{font-size:14px}
.md-code{background:var(--bg-tertiary);padding:12px;border-radius:6px;font-size:13px;font-family:'JetBrains Mono',monospace;overflow-x:auto;margin:8px 0;line-height:1.4}
.md-inline{background:var(--bg-tertiary);padding:1px 5px;border-radius:3px;font-size:13px;font-family:'JetBrains Mono',monospace}
.md-list,.md-ol{padding-left:20px;margin:8px 0}
.md-list li,.md-ol li{margin-bottom:4px;line-height:1.5}
.md-quote{border-left:3px solid var(--accent);padding-left:12px;color:var(--text-secondary);margin:8px 0;font-style:italic}
.md-table{border-collapse:collapse;width:100%;margin:8px 0;font-size:13px}
.md-table th,.md-table td{padding:6px 10px;border:1px solid var(--border);text-align:left}
.md-table th{background:var(--bg-secondary);font-weight:600}
.md-table tr:hover{background:var(--bg-secondary)}
.md-hr{border:none;border-top:1px solid var(--border);margin:16px 0}

/* Burger button */
.mob-h-btn{display:none}
@media(max-width:768px){
    .mob-h-btn{display:inline-flex!important;width:44px;height:44px;align-items:center;justify-content:center;border-radius:10px;flex-shrink:0;background:var(--bg-tertiary);color:var(--text-primary);border:none;cursor:pointer;padding:0}
    .mob-h-btn:active{background:var(--border);transform:scale(0.95)}
    .mob-h-btn svg{width:24px;height:24px}
    .mob-h{display:flex!important;align-items:center;gap:10px;padding:8px 12px;border-bottom:1px solid var(--border-light);background:var(--bg)}
}

/* ═══ Mobile ═══ */
@media(max-width:768px){
    .sidebar{position:fixed;z-index:100;height:100dvh;transform:translateX(-100%);transition:transform .2s;width:220px}
    .sidebar.open{transform:translateX(0)}
    .sbg{position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:99;display:none}
    .sbg.open{display:block}
    .mob-h{display:flex!important;align-items:center;gap:8px;padding:6px 10px;border-bottom:1px solid var(--border-light)}
    .mobile-session-bar{display:none!important}
    .chat-view{flex-direction:column}
    .chat-msgs-wrap{padding:12px 10px;gap:14px}
    .chat-footer-inner{padding:0 10px}
    .chat-suggestions{grid-template-columns:1fr}
    .cmsg.user .cbub{max-width:90%}
    .cmsg .cbub{font-size:14px}
    .chat-textarea{font-size:16px;padding:10px 12px}
    .chat-tools-row{gap:0}
    .chat-tool-btn{padding:4px 8px;font-size:11px}
    .chat-tool-btn span{display:none}
    .hdr h1{font-size:15px}
    .plist,.dlist,.task-list,.cal-section,.dash-section{padding:10px 14px}
    .cal-controls{padding:8px 10px;flex-wrap:wrap;gap:6px}
    .cal-grid{grid-template-columns:repeat(7,1fr)}
    .cal-day{min-height:50px;padding:3px}
    .cal-day-num{width:22px;height:22px;font-size:12px}
    .cal-event{font-size:9px;padding:1px 3px}
    .cal-week-grid{grid-template-columns:36px repeat(7,1fr)}
    .cal-week-cell{min-height:40px}
    .modal{width:95%!important;max-width:none!important}
    .dash-grid{grid-template-columns:repeat(2,1fr)}
    .main>div:not(.chat-view):not(.hdr):not(.wf-workspace){flex:none}
    .cal-layout{flex-direction:column}
    .cal-sidebar{width:100%!important;border-left:none;border-top:1px solid var(--border-light);padding:12px}
    .cal-grid{grid-template-columns:repeat(7,1fr)!important}
    .cal-day{min-height:45px;padding:2px}
    .cal-day-num{width:20px;height:20px;font-size:11px}
    .cal-controls{padding:6px 8px;gap:4px}
    .cal-title{font-size:14px;min-width:auto}
    .cal-view-btn{padding:4px 8px;font-size:11px}
    .cal-today-btn{padding:4px 10px;font-size:12px}
    .cal-nav{width:28px;height:28px}
    .cal-month{padding:0 8px 10px}
    .cal-week-grid{grid-template-columns:30px repeat(7,1fr)!important}
}
@media(min-width:769px){.mob-h{display:none!important}.sbg{display:none!important}}
@media(min-width:769px)and(max-width:1024px){.session-panel{width:200px}.cal-sidebar{display:none}}
@media(max-width:768px){.proj-grid{grid-template-columns:1fr;padding:14px}.proj-page-header{padding:14px 16px 12px}.proj-page-header h1{font-size:18px;margin-bottom:10px}.proj-page-actions{flex-direction:column;align-items:stretch}.proj-search{max-width:none}}


/* === Project Detail: ChatGPT-style split layout === */
.proj-layout{display:flex;flex:1;overflow:hidden;height:100%}
.proj-files{width:260px;border-right:1px solid var(--border-light);display:flex;flex-direction:column;flex-shrink:0;overflow:hidden;background:var(--bg-secondary);transition:width .2s}
.proj-files.collapsed{width:0;border:none;overflow:hidden}
.proj-files-hdr{padding:12px 14px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.proj-files-hdr h3{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}
.proj-files-list{flex:1;overflow-y:auto;padding:6px}
.proj-file{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--radius);cursor:pointer;transition:background var(--transition)}
.proj-file:hover{background:var(--bg-tertiary)}
.proj-file-icon{width:32px;height:32px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff;flex-shrink:0}
.proj-file-icon.pdf{background:#DC2626} .proj-file-icon.doc{background:#2563EB}
.proj-file-icon.xls{background:#059669} .proj-file-icon.txt{background:#6B7280}
.proj-file-icon.img{background:#7C3AED} .proj-file-icon.other{background:#94A3B8}
.proj-file-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.proj-file-meta{font-size:11px;color:var(--text-tertiary)}
.proj-upload-zone{margin:8px;padding:16px;border:2px dashed var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;transition:all var(--transition);flex-shrink:0}
.proj-upload-zone:hover{border-color:var(--accent);background:var(--accent-light)}
.proj-upload-zone svg{color:var(--text-tertiary);margin-bottom:4px}
.proj-upload-zone span{font-size:12px;color:var(--text-tertiary)}
.proj-rag-bar{padding:8px 14px;border-top:1px solid var(--border-light);font-size:11px;color:var(--text-tertiary);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.proj-rag-bar button{font-size:11px;padding:3px 8px}
.proj-chat{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}
.proj-chat-hdr{padding:10px 16px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:10px;flex-shrink:0}
.proj-chat-hdr h2{font-size:15px;flex:1}
.proj-toggle-files{background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:4px;border-radius:4px;display:flex;align-items:center}
.proj-toggle-files:hover{background:var(--bg-tertiary)}
.proj-chat-msgs{flex:1;overflow-y:auto;padding:20px 24px;display:flex;flex-direction:column;gap:20px}
.proj-chat-welcome{display:flex;flex:1;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:40px 20px;color:var(--text-secondary)}
.proj-chat-welcome svg{color:var(--accent);margin-bottom:12px;opacity:.5}
.proj-chat-welcome h2{font-size:18px;color:var(--text-primary);margin-bottom:6px}
.proj-chat-welcome p{font-size:13px;max-width:400px}
.proj-chat-input{border-top:1px solid var(--border-light);padding:12px 16px;flex-shrink:0;background:var(--bg)}
.proj-chat-input-inner{max-width:780px;margin:0 auto;display:flex;align-items:flex-end;gap:8px}
.proj-chat-textarea{flex:1;resize:none;border:1px solid var(--border);border-radius:12px;padding:10px 14px;font-size:14px;line-height:1.5;min-height:42px;max-height:160px;outline:none;font-family:'Inter',sans-serif;background:var(--bg);color:var(--text-primary);transition:border-color .2s}
.proj-chat-textarea:focus{border-color:var(--accent)}
.proj-chat-send{width:38px;height:38px;border-radius:10px;background:var(--accent);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s}
.proj-chat-send:hover{background:var(--accent-hover)}
.proj-chat-send:disabled{opacity:.4;cursor:default}
.proj-chat-send svg{width:16px;height:16px}
.proj-chat-suggestions{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;justify-content:center}
.proj-suggestion{padding:6px 14px;border:1px solid var(--border);border-radius:20px;font-size:12px;color:var(--text-secondary);cursor:pointer;background:var(--bg);transition:all var(--transition);font-family:'Inter',sans-serif}
.proj-suggestion:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}

/* Mobile: files panel as overlay */
@media(max-width:768px){
    .proj-files{position:fixed;top:0;left:0;bottom:0;z-index:200;width:280px;box-shadow:var(--shadow-lg);transform:translateX(-100%);transition:transform .25s}
    .proj-files.open{transform:translateX(0)}
    .proj-files-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:199;display:none;backdrop-filter:blur(2px)}
    .proj-files-backdrop.open{display:block}
}
/* === Document Viewer Modal === */
.doc-viewer-overlay{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;animation:fadeIn .15s}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.doc-viewer{width:90vw;max-width:1000px;height:85vh;background:var(--bg);border-radius:var(--radius-lg);display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-lg);animation:slideUp .2s}
@keyframes slideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.doc-viewer-hdr{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border-light);flex-shrink:0;background:var(--bg-secondary)}
.doc-viewer-hdr h3{flex:1;font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.doc-viewer-close{background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:4px;border-radius:4px;display:flex}
.doc-viewer-close:hover{background:var(--bg-tertiary)}
.doc-viewer-tabs{display:flex;gap:2px;padding:0 16px;background:var(--bg-secondary);border-bottom:1px solid var(--border-light);flex-shrink:0}
.doc-viewer-tab{padding:8px 14px;font-size:12px;font-weight:500;color:var(--text-tertiary);cursor:pointer;border-bottom:2px solid transparent;transition:all var(--transition);background:none;border-top:none;border-left:none;border-right:none;font-family:'Inter',sans-serif}
.doc-viewer-tab:hover{color:var(--text-primary)}
.doc-viewer-tab.active{color:var(--accent);border-bottom-color:var(--accent)}
.doc-viewer-body{flex:1;overflow:auto;padding:0}
.doc-viewer-pdf{display:flex;flex-direction:column;align-items:center;gap:16px;padding:20px;background:#525659}
.doc-viewer-pdf canvas{max-width:100%;box-shadow:var(--shadow-md);background:#fff}
.doc-viewer-pages{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-secondary);border-top:1px solid var(--border-light);flex-shrink:0;justify-content:center}
.doc-viewer-pages button{padding:4px 10px;border:1px solid var(--border);border-radius:6px;background:var(--bg);cursor:pointer;font-size:12px;color:var(--text-secondary);transition:all var(--transition)}
.doc-viewer-pages button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}
.doc-viewer-pages button:disabled{opacity:.3;cursor:default}
.doc-viewer-pages span{font-size:12px;color:var(--text-secondary)}
.doc-viewer-text{padding:20px 24px;font-size:13px;line-height:1.7;color:var(--text-primary);white-space:pre-wrap;font-family:'JetBrains Mono',monospace;max-height:100%;overflow:auto}
.doc-viewer-html{padding:20px 24px;font-size:14px;line-height:1.7;color:var(--text-primary);max-height:100%;overflow:auto}
.doc-viewer-html h1{font-size:22px;margin:16px 0 8px}
.doc-viewer-html h2{font-size:18px;margin:14px 0 6px}
.doc-viewer-html h3{font-size:15px;margin:12px 0 4px}
.doc-viewer-html p{margin:8px 0}
.doc-viewer-html li{margin:4px 0 4px 20px}
.doc-viewer-image{display:flex;align-items:center;justify-content:center;padding:20px;height:100%}
.doc-viewer-image img{max-width:100%;max-height:100%;object-fit:contain;border-radius:var(--radius);box-shadow:var(--shadow)}
.doc-viewer-unknown{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-tertiary);font-size:14px}
.doc-viewer-loading{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-tertiary);font-size:13px}
/* Ask AI about doc button */
.doc-viewer-ask{position:fixed;bottom:24px;right:24px;z-index:301}
.doc-viewer-ask button{padding:8px 16px;border-radius:20px;background:var(--accent);color:#fff;border:none;cursor:pointer;font-size:13px;font-weight:500;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:6px;transition:all .15s;font-family:'Inter',sans-serif}
.doc-viewer-ask button:hover{background:var(--accent-hover);transform:translateY(-1px)}

/* === Status Bar === */
.status-bar{display:none;align-items:center;gap:8px;padding:8px 16px;border-top:1px solid var(--border-light);background:var(--bg-secondary);font-size:12px;color:var(--text-secondary);flex-shrink:0}
.status-bar.active{display:flex}
.status-bar-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.status-bar-text{flex:1}
.status-bar-spinner{width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Message actions */
.msg-actions{display:flex;gap:4px;margin-top:8px;opacity:0;transition:opacity .15s}
.cmsg:hover .msg-actions{opacity:1}
.msg-copy-btn{background:none;border:none;cursor:pointer;padding:4px;border-radius:4px;color:var(--text-tertiary);transition:color .15s}
.msg-copy-btn:hover{color:var(--accent)}

/* === Project Detail: ChatGPT/Claude style === */
.pj-layout{display:flex;flex:1;overflow:hidden;height:100%}
.pj-sessions-panel{width:220px;border-right:1px solid var(--border-light);display:flex;flex-direction:column;flex-shrink:0;background:var(--bg-secondary);transition:width .2s}
.pj-sessions-panel.collapsed{width:0;border:none;overflow:hidden}
.pj-sessions-hdr{padding:10px 12px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:8px;flex-shrink:0}
.pj-sessions-hdr span{flex:1;font-size:13px;font-weight:600;color:var(--text-secondary)}
.pj-sessions-list{flex:1;overflow-y:auto;padding:6px}
.pj-session{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--radius);cursor:pointer;font-size:12px;color:var(--text-secondary);transition:all var(--transition)}
.pj-session:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.pj-session.active{background:var(--accent-light);color:var(--accent);font-weight:500}
.pj-session svg{flex-shrink:0;opacity:.5}
.pj-session.active svg{opacity:1}
.pj-session-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pj-session-count{font-size:10px;color:var(--text-tertiary);background:var(--bg-tertiary);padding:1px 5px;border-radius:8px}
.pj-session-del{width:20px;height:20px;border-radius:4px;border:none;background:none;color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity var(--transition)}
.pj-session:hover .pj-session-del{opacity:1}
.pj-session-del:hover{background:var(--danger-light);color:var(--danger)}
.pj-sessions-empty{text-align:center;padding:16px;color:var(--text-tertiary);font-size:12px}
.pj-chat-area{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}
.pj-chat-hdr{padding:10px 16px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:10px;flex-shrink:0}
.pj-chat-hdr h2{font-size:15px;flex:1}
.pj-toggle-sessions,.pj-toggle-docs{background:none;border:none;cursor:pointer;color:var(--text-secondary);padding:4px;border-radius:4px;display:flex;align-items:center;gap:4px}
.pj-toggle-sessions:hover,.pj-toggle-docs:hover{background:var(--bg-tertiary)}
.pj-docs-count{font-size:11px;background:var(--bg-tertiary);padding:1px 5px;border-radius:8px}
.pj-chat-msgs{flex:1;overflow-y:auto;padding:20px 24px;display:flex;flex-direction:column;gap:20px}
.pj-chat-welcome{display:flex;flex:1;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:40px 20px;color:var(--text-secondary)}
.pj-chat-welcome svg{color:var(--accent);margin-bottom:12px;opacity:.5}
.pj-chat-welcome h2{font-size:18px;color:var(--text-primary);margin-bottom:6px}
.pj-chat-welcome p{font-size:13px;max-width:400px;margin-bottom:16px}
.pj-chat-suggestions{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.pj-suggestion{padding:6px 14px;border:1px solid var(--border);border-radius:20px;font-size:12px;color:var(--text-secondary);cursor:pointer;background:var(--bg);transition:all var(--transition);font-family:'Inter',sans-serif}
.pj-suggestion:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}
.pj-chat-tools{display:flex;gap:4px;padding:6px 16px;border-top:1px solid var(--border-light);flex-shrink:0}
.pj-tool-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:8px;border:none;background:transparent;color:var(--text-tertiary);cursor:pointer;font-size:12px;transition:all .15s}
.pj-tool-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.pj-tool-btn.active{background:var(--accent-light);color:var(--accent)}
.pj-chat-input{border-top:1px solid var(--border-light);padding:12px 16px;flex-shrink:0;background:var(--bg)}
.pj-chat-input-inner{max-width:780px;margin:0 auto;display:flex;align-items:flex-end;gap:8px}
.pj-chat-textarea{flex:1;resize:none;border:1px solid var(--border);border-radius:12px;padding:10px 14px;font-size:14px;line-height:1.5;min-height:42px;max-height:160px;outline:none;font-family:'Inter',sans-serif;background:var(--bg);color:var(--text-primary);transition:border-color .2s}
.pj-chat-textarea:focus{border-color:var(--accent)}
.pj-chat-send{width:38px;height:38px;border-radius:10px;background:var(--accent);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s}
.pj-chat-send:hover{background:var(--accent-hover)}
.pj-chat-send:disabled{opacity:.4;cursor:default}
.pj-chat-send svg{width:16px;height:16px}
.pj-docs-panel{width:240px;border-left:1px solid var(--border-light);display:flex;flex-direction:column;flex-shrink:0;background:var(--bg-secondary);transition:width .2s}
.pj-docs-panel.collapsed{width:0;border:none;overflow:hidden}
.pj-docs-hdr{padding:12px 14px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.pj-docs-hdr h3{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}
.pj-docs-list{flex:1;overflow-y:auto;padding:6px}
.pj-doc{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--radius);cursor:pointer;transition:background var(--transition)}
.pj-doc:hover{background:var(--bg-tertiary)}
.pj-doc-icon{width:32px;height:32px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff;flex-shrink:0}
.pj-doc-icon.pdf{background:#DC2626} .pj-doc-icon.doc{background:#2563EB}
.pj-doc-icon.xls{background:#059669} .pj-doc-icon.txt{background:#6B7280}
.pj-doc-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pj-doc-meta{font-size:11px;color:var(--text-tertiary)}
.pj-docs-empty{text-align:center;padding:20px;color:var(--text-tertiary);font-size:12px}
.pj-docs-upload{margin:8px;padding:14px;border:2px dashed var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;transition:all var(--transition);flex-shrink:0}
.pj-docs-upload:hover{border-color:var(--accent);background:var(--accent-light)}
.pj-docs-upload svg{color:var(--text-tertiary);margin-bottom:4px}
.pj-docs-upload span{font-size:12px;color:var(--text-tertiary)}
.pj-rag-bar{padding:8px 14px;border-top:1px solid var(--border-light);font-size:11px;color:var(--text-tertiary);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.pj-rag-bar button{font-size:11px;padding:3px 8px}
.pj-status{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--bg-secondary);border-radius:var(--radius);font-size:12px;color:var(--text-secondary)}
.pj-status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 1.5s infinite}
.pj-gen-file{display:flex;align-items:center;gap:6px;padding:8px 12px;background:var(--success-light);border:1px solid var(--success);border-radius:var(--radius);margin-top:8px;font-size:13px}
.pj-gen-file a{color:var(--success);font-weight:500}

/* Mobile */
@media(max-width:768px){
    .pj-sessions-panel{position:fixed;top:0;left:0;bottom:0;z-index:200;width:260px;box-shadow:var(--shadow-lg);transform:translateX(-100%);transition:transform .25s}
    .pj-sessions-panel:not(.collapsed){transform:translateX(0)}
    .pj-docs-panel{position:fixed;top:0;right:0;bottom:0;z-index:200;width:260px;box-shadow:var(--shadow-lg);transform:translateX(100%);transition:transform .25s}
    .pj-docs-panel:not(.collapsed){transform:translateX(0)}
    .pj-chat-suggestions{flex-direction:column}
    .pj-suggestion{text-align:left}
}

/* Kanban Board */
.kanban-board{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:14px 20px;flex:1;overflow:hidden;min-height:0}
.kanban-col{display:flex;flex-direction:column;background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:10px;overflow:hidden}
.kanban-col-hdr{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;font-size:13px;font-weight:600;border-bottom:1px solid var(--border-light)}
.kanban-col-count{background:var(--bg-tertiary);padding:1px 8px;border-radius:10px;font-size:11px}
.kanban-col-body{flex:1;overflow-y:auto;padding:8px;min-height:60px;transition:background .15s}
.kanban-col-body.kanban-dragover{background:var(--accent-light);border-radius:8px}
.kanban-card{background:var(--bg);border:1px solid var(--border-light);border-radius:8px;padding:10px 12px;margin-bottom:6px;cursor:grab;transition:border-color .15s,box-shadow .15s}
.kanban-card:hover{border-color:var(--accent)}
.kanban-card:active{cursor:grabbing;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.kanban-card-priority{width:100%;height:3px;border-radius:2px;margin-bottom:6px}
.kanban-card-title{font-size:13px;font-weight:500;line-height:1.3}
.kanban-card-meta{font-size:11px;color:var(--text-tertiary);margin-top:4px}

/* Workflows */
.wf-section{padding:14px 20px;max-width:800px;margin:0 auto}
.wf-section-title{font-size:13px;font-weight:600;color:var(--text-secondary);margin:12px 0 8px;text-transform:uppercase;letter-spacing:.5px}
.wf-list{display:flex;flex-direction:column;gap:6px}
.wf-card{display:flex;align-items:center;gap:12px;padding:12px 16px;border:1px solid var(--border-light);border-radius:10px;cursor:pointer;transition:border-color .15s}
.wf-card:hover{border-color:var(--accent)}
.wf-icon{width:36px;height:36px;border-radius:10px;background:var(--accent-light);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.wf-info{flex:1;min-width:0}
.wf-name{font-size:14px;font-weight:500}
.wf-meta{font-size:12px;color:var(--text-tertiary);margin-top:2px}
.wf-badge{font-size:10px;padding:2px 8px;border-radius:10px;font-weight:500}
.wf-badge.preset{background:var(--bg-tertiary);color:var(--text-secondary)}
.wf-delete{background:none;border:none;color:var(--text-tertiary);cursor:pointer;font-size:16px;padding:4px;border-radius:4px}
.wf-delete:hover{color:var(--danger);background:var(--bg-tertiary)}

/* Workflow execution */
.wf-progress{height:4px;background:var(--bg-tertiary);border-radius:2px;margin-bottom:8px;overflow:hidden}
.wf-progress-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .3s}
.wf-step{display:flex;gap:10px;padding:10px;border:1px solid var(--border-light);border-radius:8px;margin-bottom:6px;transition:border-color .15s}
.wf-step.active{border-color:var(--accent);background:var(--accent-light)}
.wf-step.done{border-color:var(--success);opacity:.7}
.wf-step-num{width:28px;height:28px;border-radius:50%;background:var(--bg-tertiary);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;flex-shrink:0}
.wf-step.active .wf-step-num{background:var(--accent);color:#fff}
.wf-step.done .wf-step-num{background:var(--success);color:#fff}
.wf-step-body{flex:1;min-width:0}
.wf-step-title{font-size:14px;font-weight:500}
.wf-step-desc{font-size:12px;color:var(--text-tertiary);margin-top:2px}
.wf-step-result{margin-top:8px;padding:10px;background:var(--bg);border:1px solid var(--border-light);border-radius:6px;font-size:13px;line-height:1.5;max-height:300px;overflow-y:auto}

/* New workflow step form */
.nw-step input,.nw-step select{font-size:13px;padding:6px 10px}

/* Workflow Workspace */
.wf-workspace{display:grid;grid-template-columns:220px 1fr 240px;gap:0;flex:1;overflow:hidden;min-height:0}
.wf-steps-sidebar{border-right:1px solid var(--border-light);overflow-y:auto;padding:12px;background:var(--bg-secondary)}
.wf-steps-hdr{margin-bottom:12px}
.wf-steps-prog{font-size:20px;font-weight:700;color:var(--accent);margin-bottom:6px}
.wf-progress-mini{height:3px;background:var(--bg-tertiary);border-radius:2px;overflow:hidden}
.wf-progress-mini-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .3s}
.wf-step-nav{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;cursor:pointer;margin-bottom:2px;transition:background .15s}
.wf-step-nav:hover{background:var(--bg-tertiary)}
.wf-step-nav.active{background:var(--accent-light);border:1px solid var(--accent)}
.wf-step-nav.done .wf-step-nav-num{background:var(--success);color:#fff}
.wf-step-nav-num{width:24px;height:24px;border-radius:50%;background:var(--bg-tertiary);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;flex-shrink:0}
.wf-step-nav.active .wf-step-nav-num{background:var(--accent);color:#fff}
.wf-step-nav-title{font-size:13px;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wf-ai-badge{font-size:9px;padding:1px 5px;border-radius:6px;background:var(--accent);color:#fff;font-weight:600}
.wf-content{overflow-y:auto;padding:20px}
.wf-context{border-left:1px solid var(--border-light);overflow-y:auto;padding:12px;background:var(--bg-secondary)}
.wf-ctx-section{margin-bottom:16px}
.wf-ctx-title{font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.wf-ctx-item{display:flex;align-items:flex-start;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer;margin-bottom:2px}
.wf-ctx-item:hover{background:var(--bg-tertiary)}
.wf-ctx-icon{font-size:14px;flex-shrink:0;margin-top:1px}
.wf-ctx-name{font-size:12px;font-weight:500}
.wf-ctx-meta{font-size:11px;color:var(--text-tertiary)}
.wf-ctx-empty{font-size:12px;color:var(--text-tertiary);text-align:center;padding:20px 0}

/* Step content */
.wf-step-content{max-width:700px}
.wf-step-hdr{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.wf-step-hdr h2{margin:0;font-size:18px}
.wf-step-type-badge{font-size:10px;padding:2px 8px;border-radius:10px;background:var(--bg-tertiary);color:var(--text-secondary);font-weight:500}
.wf-step-type-badge.ai{background:var(--accent-light);color:var(--accent)}
.wf-step-desc{font-size:13px;color:var(--text-secondary);margin-bottom:16px}
.wf-step-prompt{margin-bottom:12px}
.wf-ai-result{background:var(--bg);border:1px solid var(--border-light);border-radius:8px;padding:16px;font-size:13px;line-height:1.6;max-height:500px;overflow-y:auto}
.wf-ai-placeholder{text-align:center;padding:20px}
.wf-upload-zone{border:2px dashed var(--border);border-radius:10px;padding:30px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;color:var(--text-tertiary)}
.wf-upload-zone:hover,.wf-upload-zone.dragover{border-color:var(--accent);background:var(--accent-light)}
.wf-file-list{margin-top:12px}
.wf-file-card{display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--border-light);border-radius:8px;margin-bottom:4px;font-size:13px}

/* Workspace mobile tabs */
.wf-mobile-tabs{display:none;gap:0;border-bottom:1px solid var(--border-light);background:var(--bg-secondary)}
.wf-mobile-tab{flex:1;padding:10px;text-align:center;font-size:12px;font-weight:500;cursor:pointer;border-bottom:2px solid transparent;color:var(--text-tertiary);transition:color .15s}
.wf-mobile-tab.active{color:var(--accent);border-bottom-color:var(--accent)}

/* Responsive: Kanban */
@media(max-width:768px){
    .kanban-board{grid-template-columns:1fr;gap:8px;padding:10px;overflow-y:auto}
    .kanban-col{max-height:300px}
    .kanban-col-body{min-height:40px}
}

/* Responsive: Workflow cards */
@media(max-width:768px){
    .wf-section{padding:12px 14px}
    .wf-card{padding:10px 12px}
    .wf-icon{width:32px;height:32px;font-size:13px}
    .wf-name{font-size:13px}
}

/* Responsive: Workflow Workspace */
@media(max-width:768px){
    .wf-mobile-tabs{display:flex}
    .wf-workspace{display:flex;flex-direction:column;overflow:hidden}
    .wf-steps-sidebar{display:none;border-right:none;border-bottom:1px solid var(--border-light);max-height:200px;overflow-y:auto;padding:8px}
    .wf-steps-sidebar.mobile-show{display:block}
    .wf-content{flex:1;overflow-y:auto;padding:14px}
    .wf-context{display:none;border-left:none;border-top:1px solid var(--border-light);max-height:250px;overflow-y:auto;padding:10px}
    .wf-context.mobile-show{display:block}
    .wf-step-nav{padding:6px 8px}
    .wf-step-content{max-width:none}
    .wf-upload-zone{padding:20px}
    .wf-step-hdr h2{font-size:16px}
    .wf-ai-result{max-height:400px}
    .wf-steps-prog{font-size:16px}
}

/* Responsive: Task stats */
@media(max-width:480px){
    .kanban-board{padding:8px}
    .wf-workspace .wf-content{padding:10px}
}

/* Notifications */
.s-head-actions{display:flex;align-items:center;gap:4px}
.notif-bell{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:6px;border-radius:6px;position:relative;display:flex;align-items:center}
.notif-bell:hover{background:var(--bg-tertiary)}
.notif-badge{position:absolute;top:2px;right:2px;background:var(--danger);color:#fff;font-size:9px;font-weight:700;min-width:14px;height:14px;border-radius:7px;display:flex;align-items:center;justify-content:center;padding:0 3px}
.notif-panel{position:fixed;top:0;right:0;width:340px;max-width:90vw;height:100vh;background:var(--bg);border-left:1px solid var(--border);z-index:300;display:none;flex-direction:column;box-shadow:-4px 0 20px rgba(0,0,0,.1)}
.notif-panel-hdr{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border-light)}
.notif-panel-hdr h3{margin:0;font-size:15px}
.notif-panel-list{flex:1;overflow-y:auto}
.notif-item{padding:12px 16px;border-bottom:1px solid var(--border-light);cursor:pointer;transition:background .15s}
.notif-item:hover{background:var(--bg-secondary)}
.notif-item.unread{background:var(--accent-light);border-left:3px solid var(--accent)}
.notif-title{font-size:13px;font-weight:500}
.notif-body{font-size:12px;color:var(--text-secondary);margin-top:2px;line-height:1.4}
.notif-time{font-size:11px;color:var(--text-tertiary);margin-top:4px}
.notif-empty{padding:30px;text-align:center;color:var(--text-tertiary);font-size:13px}

/* Print styles */
@media print{
    body{background:#fff!important;color:#000!important;font-size:12pt}
    .sidebar,.sbg,.mob-h,.hdr,.toast,.notif-panel,.notif-bell,.modal-bg,.pj-sessions-panel,.pj-docs-panel,.pj-toggle-sessions,.pj-toggle-docs,.chat-in,.wf-mobile-tabs,.wf-steps-sidebar,.wf-context,.btn,.wf-delete,.wf-badge{display:none!important}
    .main{overflow:visible!important}
    .main>div{overflow:visible!important;flex:none!important}
    .wf-workspace{display:block!important}
    .wf-content{overflow:visible!important;padding:0!important}
    .kanban-board{display:block!important}
    .kanban-col{break-inside:avoid;margin-bottom:12px;border:1px solid #ccc}
    .kanban-card{break-inside:avoid}
    .cmsg{break-inside:avoid}
    .pj-chat-msgs{overflow:visible!important;height:auto!important}
    .wf-ai-result,.wf-step-result{max-height:none!important;overflow:visible!important}
    .md-table{page-break-inside:avoid}
    a{color:#000!important;text-decoration:underline}
    @page{margin:2cm}
}

/* Version comparison */
.ver-list{max-height:400px;overflow-y:auto}
.ver-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--border-light);border-radius:8px;margin-bottom:4px;cursor:pointer}
.ver-item:hover{background:var(--bg-secondary)}
.ver-item input[type=checkbox]{margin:0;cursor:pointer}
.ver-diff{max-height:500px;overflow:auto}

/* Document comments */
.dv-comments{padding:16px;max-height:100%;overflow-y:auto}
.dv-comment-input{margin-bottom:16px;display:flex;gap:8px;align-items:flex-end}
.dv-comment-input textarea{flex:1;resize:none;min-height:60px}
.dv-comments-empty{text-align:center;color:var(--text-tertiary);padding:20px;font-size:13px}
.dv-comments-loading{text-align:center;color:var(--text-tertiary);padding:40px}
.dv-comment{padding:10px 12px;border:1px solid var(--border-light);border-radius:8px;margin-bottom:8px}
.dv-comment.own{border-color:var(--accent-light);background:var(--accent-light)}
.dv-comment-head{display:flex;justify-content:space-between;margin-bottom:4px}
.dv-comment-author{font-size:12px;font-weight:600}
.dv-comment-time{font-size:11px;color:var(--text-tertiary)}
.dv-comment-body{font-size:13px;line-height:1.5;white-space:pre-wrap}

/* Reviews */
.pj-reviews-section{padding:0 14px 14px}
.pj-reviews-hdr{margin-bottom:8px}
.pj-reviews-hdr h3{margin:0;font-size:13px;color:var(--text-secondary)}
.pj-review-card{display:flex;gap:10px;padding:10px;border:1px solid var(--border-light);border-radius:8px;margin-bottom:6px}
.pj-review-status{width:4px;border-radius:2px;flex-shrink:0}
.pj-review-info{flex:1;min-width:0}
.pj-review-title{font-size:13px;font-weight:500}
.pj-review-meta{font-size:11px;color:var(--text-tertiary);margin-top:2px}
.pj-review-comment{font-size:12px;color:var(--text-secondary);margin-top:4px;font-style:italic}
.pj-review-actions{display:flex;gap:6px;margin-top:8px}

/* Director Staff View */
.staff-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;padding:16px}
.staff-card{background:var(--bg-primary);border:1px solid var(--border-light);border-radius:12px;padding:16px;cursor:pointer;transition:all .15s}
.staff-card:hover{border-color:var(--accent);box-shadow:0 2px 12px rgba(0,0,0,.06)}
.staff-card-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.staff-card-info{flex:1;min-width:0}
.staff-card-name{font-weight:600;font-size:15px}
.staff-card-role{font-size:12px;color:var(--text-secondary)}
.staff-card-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:12px}
.staff-stat{text-align:center}
.staff-stat-num{display:block;font-size:18px;font-weight:700;color:var(--accent)}
.staff-stat-label{font-size:10px;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px}
.staff-card-footer{font-size:11px;color:var(--text-tertiary);border-top:1px solid var(--border-light);padding-top:8px}
.staff-detail{padding:16px}
.staff-detail-section{margin-bottom:24px}
.staff-detail-section h3{font-size:14px;font-weight:600;margin:0 0 10px;color:var(--text-primary)}
.staff-msg-list{display:flex;flex-direction:column;gap:6px}
.staff-msg{padding:10px 12px;border:1px solid var(--border-light);border-radius:8px;background:var(--bg-primary)}
.staff-msg-internal{border-left:3px solid var(--accent)}
.staff-msg-role{font-size:11px;font-weight:600;color:var(--text-secondary);margin-bottom:4px}
.staff-msg-text{font-size:13px;line-height:1.5;white-space:pre-wrap;word-break:break-word}
.staff-msg-time{font-size:10px;color:var(--text-tertiary);margin-top:4px}
.staff-session-list{display:flex;flex-direction:column;gap:4px}
.staff-session{padding:10px 12px;border:1px solid var(--border-light);border-radius:8px}
.staff-session-title{font-size:13px;font-weight:500}
.staff-session-meta{font-size:11px;color:var(--text-tertiary);margin-top:2px}
.staff-proj-list{display:flex;flex-direction:column;gap:4px}
.staff-proj{padding:10px 12px;border:1px solid var(--border-light);border-radius:8px;cursor:pointer;transition:background .1s}
.staff-proj:hover{background:var(--bg-secondary)}
.staff-proj-name{font-size:13px;font-weight:500}
.staff-proj-meta{font-size:11px;color:var(--text-tertiary);margin-top:2px}
.staff-empty{text-align:center;color:var(--text-tertiary);padding:20px;font-size:13px}
.hdr-sub{font-size:13px;color:var(--text-secondary);margin-left:8px}