:root{--bg:#f5f7fb;--surface:#fff;--surface-2:#f8fafc;--text:#0f172a;--muted:#64748b;--border:#e2e8f0;--primary:#334155;--primary-strong:#0f172a;--shadow:0 18px 45px #0f172a14;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{--bg:#0f172a;--surface:#111827;--surface-2:#1e293b;--text:#e5e7eb;--muted:#94a3b8;--border:#334155;--primary:#cbd5e1;--primary-strong:#fff;--shadow:0 18px 45px #0000003d}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}button,input,textarea,select{font:inherit}button{background:var(--primary-strong);color:var(--surface);cursor:pointer;border:0;border-radius:12px;padding:10px 14px}button.secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}button:disabled{opacity:.6;cursor:not-allowed}.app-shell{grid-template-columns:280px 1fr;min-height:100vh;display:grid}.app-shell.collapsed{grid-template-columns:84px 1fr}.sidebar{background:var(--surface);border-right:1px solid var(--border);height:100vh;padding:18px 14px;position:sticky;top:0;overflow:auto}.brand{align-items:center;gap:12px;margin-bottom:14px;display:flex}.brand-mark{background:var(--primary-strong);width:38px;height:38px;color:var(--surface);border-radius:12px;place-items:center;font-weight:800;display:grid}.brand-mark.large{width:56px;height:56px;margin:0 auto 16px;font-size:24px}.brand span{color:var(--muted);font-size:12px;display:block}.collapse-button{background:var(--surface-2);width:100%;color:var(--text);border:1px solid var(--border);margin-bottom:14px}.nav-group{margin:18px 0}.nav-group p{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:0 8px 8px;font-size:11px}.nav-group button{width:100%;color:var(--muted);text-align:left;background:0 0;align-items:center;gap:10px;margin:2px 0;padding:10px;display:flex}.nav-group button.active,.nav-group button:hover{background:var(--surface-2);color:var(--text)}main{min-width:0}.topbar{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);z-index:5;background:#ffffffb8;justify-content:space-between;align-items:center;height:72px;padding:0 24px;display:flex;position:sticky;top:0}:root[data-theme=dark] .topbar{background:#111827b8}.topbar span{color:var(--muted);font-size:12px;display:block}.topbar-actions{align-items:center;gap:10px;display:flex}.transparent-icon{color:var(--text);box-shadow:none;background:0 0;border:0;padding:8px}.user-chip{border:1px solid var(--border);border-radius:999px;padding:8px 12px;color:var(--text)!important}.main-content{padding:28px}.page-stack{flex-direction:column;gap:22px;display:flex}.page-header,.hero-card,.panel-card,.metric-card,.login-card,.loading-card,.error-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px}.page-header,.hero-card{justify-content:space-between;gap:20px;padding:24px;display:flex}.hero-card{background:linear-gradient(135deg, var(--surface), var(--surface-2));align-items:end;min-height:180px}h1,h2,p{margin-top:0}h1{letter-spacing:-.04em;margin-bottom:8px;font-size:clamp(28px,4vw,44px)}h2{margin-bottom:16px}p{color:var(--muted);line-height:1.55}.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:8px;font-size:12px}.metric-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;display:grid}.metric-card{padding:18px}.metric-card span{color:var(--muted);font-size:13px}.metric-card strong{margin-top:8px;font-size:32px;display:block}.content-grid{gap:18px;display:grid}.content-grid.two{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.panel-card{padding:20px}.panel-toolbar{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.table-wrap{width:100%;overflow:auto}table{border-collapse:collapse;width:100%}th{text-align:left;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--border);padding:12px;font-size:12px}td{border-bottom:1px solid var(--border);color:var(--text);padding:14px 12px}tbody tr{cursor:pointer}tbody tr:hover{background:var(--surface-2)}.status{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:999px;padding:4px 9px;font-size:12px;display:inline-flex}.status-published,.status-approved,.status-active{color:#166534;background:#dcfce7;border-color:#bbf7d0}.status-pending,.status-draft,.status-working{color:#854d0e;background:#fef9c3;border-color:#fde68a}.status-rejected,.status-cancelled{color:#991b1b;background:#fee2e2;border-color:#fecaca}.empty-state,.loading-card,.error-card{color:var(--muted);padding:18px}.error-card{color:#991b1b;background:#fff1f2;border-color:#fecdd3}.pipeline-list{gap:10px;display:grid}.pipeline-step{border:1px solid var(--border);border-radius:14px;align-items:center;gap:12px;padding:10px;display:flex}.pipeline-step span{background:var(--surface-2);border-radius:999px;place-items:center;width:28px;height:28px;display:grid}.pipeline-step p{color:var(--text);margin:0}.key-value-list,.detail-list{gap:10px;display:grid}.key-value-list div,.detail-list div{border-bottom:1px solid var(--border);justify-content:space-between;gap:16px;padding:10px 0;display:flex}.key-value-list span,.detail-list span{color:var(--muted)}.key-value-list strong,.detail-list strong{text-align:right;overflow-wrap:anywhere}.modal-backdrop{z-index:20;background:#0f172a8c;place-items:center;padding:22px;display:grid;position:fixed;inset:0}.modal{background:var(--surface);width:min(720px,100%);max-height:88vh;box-shadow:var(--shadow);border-radius:24px;padding:20px;overflow:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.icon-button{color:var(--text);background:0 0;padding:4px 8px;font-size:24px}.form{gap:14px;display:grid}.form label{color:var(--muted);gap:6px;display:grid}.form input,.form textarea,.form select{border:1px solid var(--border);background:var(--surface-2);width:100%;color:var(--text);border-radius:12px;padding:10px}.form textarea{resize:vertical;min-height:110px}.form-actions,.process-actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.login-screen{place-items:center;min-height:100vh;padding:20px;display:grid}.login-card{text-align:center;width:min(440px,100%);padding:32px}@media (width<=1080px){.metric-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.content-grid.two{grid-template-columns:1fr}}@media (width<=760px){.app-shell,.app-shell.collapsed{grid-template-columns:1fr}.sidebar{height:auto;position:relative}.topbar{flex-direction:column;align-items:stretch;gap:12px;height:auto;padding:14px;position:relative}.main-content{padding:16px}.page-header,.hero-card{flex-direction:column}.metric-grid{grid-template-columns:1fr}}.page-header.compact{align-items:center;min-height:auto}.success-card{color:#166534;box-shadow:var(--shadow);background:#dcfce7;border:1px solid #bbf7d0;border-radius:18px;padding:16px 18px}button.danger{color:#fff;background:#991b1b}.document-workspace,.studio-workspace{grid-template-columns:minmax(280px,28%) minmax(0,1fr);align-items:stretch;gap:18px;min-height:calc(100vh - 210px);display:grid}.document-tree-panel,.document-reader-panel,.studio-main-panel{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;min-width:0}.document-tree-panel{flex-direction:column;min-height:680px;max-height:calc(100vh - 180px);padding:16px;display:flex;position:sticky;top:92px}.tree-header{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px;display:flex}.tree-header h2{margin:0;font-size:20px}.tree-search{border:1px solid var(--border);background:var(--surface-2);color:var(--muted);border-radius:14px;align-items:center;gap:8px;margin-bottom:12px;padding:9px 10px;display:flex}.tree-search input{color:var(--text);background:0 0;border:0;outline:0;width:100%}.tree-scroll{padding-right:4px;overflow:auto}.tree-node{width:100%;color:var(--text);text-align:left;background:0 0;border-radius:12px;grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:8px;margin:2px 0;padding-top:8px;padding-bottom:8px;display:grid}.tree-node span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.tree-node small{color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-size:10px}.tree-node:hover,.tree-node.selected{background:var(--surface-2)}.document-reader-panel,.studio-main-panel{flex-direction:column;gap:16px;min-height:680px;padding:18px;display:flex}.document-titlebar{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.document-titlebar h2{letter-spacing:-.02em;margin:0}.document-meta-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;display:grid}.document-meta-grid div{border:1px solid var(--border);background:var(--surface-2);border-radius:14px;min-width:0;padding:10px 12px}.document-meta-grid span{color:var(--muted);margin-bottom:4px;font-size:12px;display:block}.document-meta-grid strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;display:block;overflow:hidden}.tabbar{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px;padding-bottom:8px;display:flex}.tabbar button{color:var(--muted);background:0 0;border:1px solid #0000;border-radius:999px;padding:8px 12px}.tabbar button:hover,.tabbar button.active{color:var(--text);background:var(--surface-2);border-color:var(--border)}.document-scroll-area{border:1px solid var(--border);background:var(--surface-2);border-radius:18px;min-height:360px;max-height:calc(100vh - 390px);padding:18px;overflow:auto}.studio-doc-scroll{max-height:calc(100vh - 520px)}.markdown-rendered{color:var(--text);max-width:900px;line-height:1.72}.markdown-rendered h1{margin:0 0 18px;font-size:34px}.markdown-rendered h2{margin:24px 0 12px;font-size:24px}.markdown-rendered h3{margin:20px 0 10px;font-size:18px}.markdown-rendered p{color:var(--text);margin:0 0 12px}.markdown-rendered ul{margin:0 0 16px 22px;padding:0}.markdown-rendered li{margin:6px 0}.markdown-rendered code{border:1px solid var(--border);background:#94a3b82e;border-radius:6px;padding:1px 5px}.markdown-rendered pre{color:#e5e7eb;background:#0f172a;border-radius:14px;padding:14px;overflow:auto}.markdown-rendered blockquote{border-left:4px solid var(--border);background:var(--surface);color:var(--muted);border-radius:12px;margin:16px 0;padding:12px 14px}.markdown-rendered hr{border:0;border-top:1px solid var(--border);margin:24px 0}.markdown-table-wrap{margin:16px 0;overflow:auto}.markdown-table{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.markdown-table th,.markdown-table td{padding:10px 12px}.markdown-space{height:8px}.markdown-source-view{white-space:pre-wrap;margin:0;font-size:13px;line-height:1.6}.markdown-editor{resize:vertical;width:100%;height:calc(100vh - 560px);min-height:100%;color:var(--text);background:0 0;border:0;outline:0;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:14px;line-height:1.65}.empty-document,.document-scope-placeholder{color:var(--muted);border:1px dashed var(--border);background:var(--surface);border-radius:16px;padding:18px}.version-list{gap:10px;display:grid}.version-list article{border:1px solid var(--border);background:var(--surface);border-radius:14px;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:12px;padding:12px;display:grid}.version-list small{color:var(--muted)}.change-mini-list{gap:10px;display:grid}.change-mini-card{text-align:left;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:14px;justify-content:flex-start;align-items:center;gap:10px;padding:12px;display:flex}.change-mini-card small{color:var(--muted);margin-top:3px;display:block}.studio-main-panel{grid-template-rows:minmax(0,1fr) auto;display:grid}.studio-document-area{flex-direction:column;gap:14px;min-height:0;display:flex}.agent-composer-panel{border:1px solid var(--border);background:linear-gradient(135deg, var(--surface), var(--surface-2));border-radius:20px;gap:12px;padding:16px;display:grid}.agent-composer-panel h2{margin:0 0 4px}.agent-composer-panel p{margin:0}.agent-grid{grid-template-columns:minmax(220px,.8fr) minmax(0,1fr) minmax(0,1fr);gap:12px;display:grid}.agent-grid label{color:var(--muted);gap:6px;font-size:13px;display:grid}.agent-grid input,.agent-grid textarea{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--text);border-radius:12px;padding:10px 12px}.agent-grid textarea{resize:vertical;min-height:76px}.composer-footer{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;display:flex}.cycle-board{grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;display:grid}.cycle-card{text-align:left;color:var(--text);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px;gap:8px;padding:16px;display:grid}.cycle-card span{background:var(--surface-2);width:34px;height:34px;color:var(--text);border-radius:999px;place-items:center;font-weight:800;display:grid}.cycle-card strong{font-size:16px}.cycle-card small{color:var(--muted);min-height:42px;line-height:1.4}.cycle-card em{color:var(--muted);font-size:12px;font-style:normal}.cycle-card.active,.cycle-card:hover{border-color:var(--primary);transform:translateY(-1px)}.request-detail{gap:14px;display:grid}.request-header-card{border:1px solid var(--border);background:var(--surface-2);border-radius:18px;justify-content:space-between;gap:16px;padding:16px;display:flex}.request-header-card h2{margin:0 0 8px}.governance-actions{border-bottom:1px solid var(--border);justify-content:flex-start;padding-bottom:12px}.request-detail-body{border:1px solid var(--border);background:var(--surface-2);border-radius:16px;max-height:58vh;padding:14px;overflow:auto}.result-tab-body{max-height:52vh;overflow:auto}.diff-panel{gap:10px;display:grid}.diff-summary{color:var(--muted);align-items:center;gap:8px;display:flex}.diff-lines{border:1px solid var(--border);background:var(--surface);border-radius:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px;overflow:auto}.diff-line{border-bottom:1px solid #94a3b82e;grid-template-columns:42px 42px 26px minmax(0,1fr);gap:8px;padding:4px 10px;display:grid}.diff-line code{white-space:pre-wrap;color:inherit}.diff-gutter{color:var(--muted);text-align:right;-webkit-user-select:none;user-select:none}.diff-added{background:#22c55e1f}.diff-removed{background:#ef44441f}.diff-marker{font-weight:800}.diff-added .diff-marker{color:#15803d}.diff-removed .diff-marker{color:#b91c1c}.traceability-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.traceability-grid article{border:1px solid var(--border);background:var(--surface);border-radius:14px;padding:14px}.traceability-grid h3{margin:0 0 10px}.trace-card{border-top:1px solid var(--border);padding:10px 0}.trace-card span{color:var(--muted);overflow-wrap:anywhere;margin-top:4px;display:block}@media (width<=1180px){.document-workspace,.studio-workspace{grid-template-columns:320px minmax(0,1fr)}.document-meta-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.agent-grid{grid-template-columns:1fr}.cycle-board{grid-template-columns:repeat(2,minmax(0,1fr))}.traceability-grid{grid-template-columns:1fr}}@media (width<=860px){.document-workspace,.studio-workspace{grid-template-columns:1fr}.document-tree-panel{min-height:auto;max-height:420px;position:relative;top:auto}.document-scroll-area{max-height:60vh}.cycle-board{grid-template-columns:1fr}.composer-footer,.document-titlebar,.request-header-card{flex-direction:column;align-items:stretch}}