:root {
    --border: #e5e7eb;
    --muted: #6b7280;
    --bg: #ffffff;
    --soft: #f3f4f6;
    --ink: #111827;
    --ok: #16a34a;
    --bad: #dc2626;
    --card: #fff;
}

* {
    box-sizing: border-box
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto;
    background: var(--bg);
    color: var(--ink)
}

header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: var(--soft);
    border: 1px solid var(--border)
}

.pill {
    font-size: 12px;
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 4px 10px;
    display: inline-flex;
    align-items: center;
    gap: 8px
}

.pill .led {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--bad)
}

.pill.ok .led {
    background: var(--ok)
}

.pill.bad .led {
    background: var(--bad)
}

.muted {
    color: var(--muted);
    font-size: 13px
}

.wrap {
    display: grid;
    grid-template-columns: 320px 1fr;
    height: calc(100vh - 57px)
}

aside {
    border-right: 1px solid var(--border);
    padding: 12px;
    overflow: auto
}

main {
    display: flex;
    flex-direction: column;
    height: 100%
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 12px
}

.btn {
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 12px;
    padding: 9px 12px;
    font-weight: 600;
    cursor: pointer
}

.btn.primary {
    background: #111827;
    color: #fff;
    border-color: #111827
}

.btn:disabled {
    opacity: .55;
    cursor: not-allowed
}

.row {
    display: flex;
    gap: 10px;
    align-items: center
}

.grow {
    flex: 1
}

input,
textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px;
    font-size: 14px
}

textarea {
    min-height: 86px;
    resize: vertical
}

.list {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px
}

.conv {
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer
}

.conv:hover {
    background: #fafafa
}

.conv.active {
    border-color: #111827
}

.conv .title {
    font-weight: 700;
    font-size: 14px
}

.conv .meta {
    font-size: 12px;
    color: var(--muted);
    margin-top: 2px
}

.topbar {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px
}

.chat {
    padding: 14px;
    overflow: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px
}

.msg {
    max-width: 920px;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 10px 12px
}

.msg.user {
    align-self: flex-end;
    background: #fbfbff
}

.msg.assistant {
    align-self: flex-start;
    background: #ffffff
}

.msg .role {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 6px
}

.msg pre {
    white-space: pre-wrap;
    margin: 0;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 13px
}

.composer {
    padding: 12px;
    border-top: 1px solid var(--border)
}

.banner {
    margin: 10px 12px 0 12px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--soft)
}

.banner.bad {
    border-color: #fecaca;
    background: #fff1f2;
    color: #991b1b
}

.split {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    align-items: end
}

.hide {
    display: none !important
}

@media (max-width: 860px) {
    .wrap {
        grid-template-columns: 1fr
    }

    aside {
        height: auto;
        max-height: 260px
    }
}
.search-hit{
  padding:10px;
  border:1px solid var(--border);
  border-radius:12px;
  background:#fff;
}
.search-hit .title{font-weight:700;font-size:14px}
.search-hit .meta{font-size:12px;color:var(--muted);margin-top:2px}