:root {
    --bg: #0f1117;
    --panel: #171a21;
    --panel-2: #1e222c;
    --border: #2a2f3a;
    --text: #e6e9ef;
    --muted: #9aa4b2;
    --accent: #00a1e0;        /* Salesforce blue */
    --accent-dim: #082e3d;
    --gold: #fbbf24;
    --blue: #38bdf8;
    --violet: #c084fc;
    --green: #34d399;
    --rose: #fb7185;
}

* { box-sizing: border-box; }
html, body {
    margin: 0; padding: 0; height: 100%;
    background: var(--bg); color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
}
.app-shell { display: flex; height: 100vh; overflow: hidden; }

/* ---------- Sidebar ---------- */
.app-sidebar {
    width: 320px; min-width: 320px;
    background: var(--panel); border-right: 1px solid var(--border);
    display: flex; flex-direction: column; overflow-y: auto; padding: 18px 16px;
}
.app-sidebar header h1 { margin: 0; font-size: 21px; letter-spacing: -0.02em; }
.subtitle { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.controls { margin-top: 18px; display: flex; flex-direction: column; gap: 18px; }
.sidebar-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 6px; }

.view-toggle { display: flex; gap: 6px; }
.view-toggle button {
    flex: 1; padding: 8px 10px; background: var(--panel-2);
    border: 1px solid var(--border); color: var(--muted);
    border-radius: 8px; cursor: pointer; font-size: 13px; font-weight: 600; transition: all 0.12s;
}
.view-toggle button:hover { color: var(--text); border-color: #3a4150; }
.view-toggle button.active { background: var(--accent-dim); color: var(--accent); border-color: var(--accent); }

.search-box { display: flex; flex-direction: column; gap: 8px; }
.filter-row { display: flex; gap: 6px; }
.filter-row select { flex: 1; min-width: 0; }
input[type="text"], select, button { font-family: inherit; font-size: 13px; }
input[type="text"], select {
    width: 100%; padding: 8px 10px; background: var(--panel-2);
    border: 1px solid var(--border); color: var(--text); border-radius: 8px; outline: none;
}
input[type="text"]:focus, select:focus { border-color: var(--accent); }
select option { background: var(--panel-2); color: var(--text); }

.search-box button, .nav-controls button {
    padding: 8px 10px; background: var(--panel-2); border: 1px solid var(--border);
    color: var(--text); border-radius: 8px; cursor: pointer; transition: all 0.12s;
}
.search-box button:hover, .nav-controls button:hover { border-color: var(--accent); color: var(--accent); }
.nav-controls { display: flex; align-items: center; gap: 8px; }
.nav-controls button { flex: 1; }
#corpusCounter, #evalCounter { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 12px; min-width: 64px; text-align: center; }

.sidebar-footer { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--border); color: var(--muted); font-size: 11px; line-height: 1.6; }
.sidebar-footer a { color: var(--blue); text-decoration: none; }
.sidebar-footer a:hover { text-decoration: underline; }

/* ---------- Main ---------- */
.app-main { flex: 1; overflow-y: auto; padding: 24px 28px; display: flex; flex-direction: column; min-width: 0; }
#loading { color: var(--muted); padding: 40px; text-align: center; }

#corpusView { display: flex; flex-direction: column; flex: 1; min-height: 0; }

.doc-meta-card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 14px 20px; margin-bottom: 14px; }
.doc-meta-card h2 { margin: 0 0 10px; font-size: 18px; word-break: break-word; }
.meta-grid { display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; }
.meta-pill { background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px; padding: 4px 12px; font-size: 12px; color: var(--muted); }
.meta-pill b { color: var(--text); font-weight: 600; }
.meta-pill.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.type-pill { text-transform: uppercase; letter-spacing: 0.04em; font-weight: 700; }
.type-pill.slack { color: #a78bfa; border-color: #a78bfa; }
.type-pill.documents { color: var(--blue); border-color: var(--blue); }
.type-pill.meeting_transcripts { color: var(--green); border-color: var(--green); }
.type-pill.meeting_chats { color: #2dd4bf; border-color: #2dd4bf; }
.type-pill.urls { color: var(--gold); border-color: var(--gold); }
.type-pill.prs { color: var(--rose); border-color: var(--rose); }
.doc-link { margin-left: auto; color: var(--blue); text-decoration: none; font-size: 13px; white-space: nowrap; }
.doc-link:hover { text-decoration: underline; }

/* artifact body */
.artifact-body {
    flex: 1; min-height: 200px; overflow-y: auto;
    background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
    padding: 18px 24px; line-height: 1.6;
}
.artifact-body.loading { color: var(--muted); display: flex; align-items: center; justify-content: center; }
.empty { color: var(--muted); padding: 40px; text-align: center; }

/* markdown (documents) */
.md-render h1,.md-render h2,.md-render h3,.md-render h4 { line-height: 1.3; margin: 16px 0 8px; }
.md-render h1 { font-size: 20px; border-bottom: 1px solid var(--border); padding-bottom: 5px; }
.md-render h2 { font-size: 17px; } .md-render h3 { font-size: 15px; color: var(--muted); }
.md-render p { margin: 8px 0; } .md-render a { color: var(--blue); }
.md-render code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--bg); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
.md-render pre { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px; overflow-x: auto; }
.md-render table { border-collapse: collapse; margin: 12px 0; font-size: 12.5px; display: block; overflow-x: auto; }
.md-render th, .md-render td { border: 1px solid var(--border); padding: 5px 9px; text-align: left; }
.md-render th { background: var(--panel-2); font-weight: 600; }

/* preformatted transcript / chat / reviews */
.pre-text {
    white-space: pre-wrap; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12.5px; line-height: 1.55; background: var(--bg);
    border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; overflow-x: auto;
}

/* slack bubble */
.slack-msg { border-left: 3px solid var(--accent); padding: 6px 0 6px 14px; margin: 10px 0; }
.slack-msg .who { font-weight: 700; color: var(--text); }
.slack-msg .ts { color: var(--muted); font-size: 11px; margin-left: 8px; }
.slack-msg .txt { margin-top: 4px; white-space: pre-wrap; }
.slack-reply { margin-left: 22px; border-left: 2px solid var(--border); }
.eid-tag { color: var(--accent); font-weight: 600; }

/* pr / url blocks */
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 8px 0 14px; font-size: 13px; }
.kv .k { color: var(--muted); }
.kv .v { color: var(--text); word-break: break-word; }
.review-item { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; margin: 8px 0; font-size: 13px; }
.state-badge { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 6px; border: 1px solid var(--border); }
.state-APPROVED { color: var(--green); border-color: var(--green); }
.state-CHANGES_REQUESTED, .state-COMMENTED { color: var(--gold); border-color: var(--gold); }
.field-title { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 16px 0 6px; }

/* ---------- Eval ---------- */
#evalView { flex: 1; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 22px 26px; max-width: 1000px; }
.badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; align-items: center; }
.badge { font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--border); color: var(--muted); }
.badge.id { color: var(--accent); border-color: var(--accent); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.badge.product { color: var(--green); border-color: var(--green); cursor: pointer; }
.badge.product:hover { background: var(--accent-dim); }
.badge.kind-answerable { color: var(--green); border-color: var(--green); }
.badge.kind-unanswerable { color: var(--rose); border-color: var(--rose); }
.badge.qtype { color: var(--violet); border-color: var(--violet); }

.card h2 { margin: 0 0 18px; font-size: 19px; line-height: 1.5; }
.answer-banner { background: var(--accent-dim); border: 1px solid var(--accent); border-radius: 10px; padding: 12px 16px; margin-bottom: 18px; }
.answer-banner.unans { background: #2a1216; border-color: var(--rose); }
.answer-banner .lbl { color: var(--accent); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.answer-banner.unans .lbl { color: var(--rose); }
.answer-banner .val { font-size: 15px; font-weight: 600; margin-top: 4px; white-space: pre-wrap; line-height: 1.6; }
.gt-list { margin: 4px 0 0; padding-left: 18px; }
.gt-list li { margin: 3px 0; }

.field { margin-bottom: 18px; }
.field .lbl { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 6px; }
.field .val { line-height: 1.6; }

.cite-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.cite-chip {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px; padding: 5px 10px; border-radius: 8px;
    background: var(--panel-2); border: 1px solid var(--accent); color: var(--accent); cursor: pointer;
}
.cite-chip:hover { background: var(--accent-dim); }
.cite-chip .ic { margin-right: 5px; }