:root {
  --bg: #f6f7f9; --card: #fff; --text: #1d2330; --muted: #6b7385; --line: #e3e6ec;
  --accent: #2458d6; --accent-soft: #e8eefc; --good: #1f8a4c; --good-soft: #e3f4ea;
  --bad: #c0392b; --bad-soft: #fbe7e5; --warn: #a86500; --warn-soft: #fdf0dc;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171d; --card: #1c2028; --text: #e6e9ef; --muted: #98a0b3; --line: #2c323d;
    --accent: #7ea2ff; --accent-soft: #1f2a44; --good: #5cc98a; --good-soft: #193527; --bad: #ff7b6b;
    --bad-soft: #3d1f1c; --warn: #f0b55a; --warn-soft: #3a2d15; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: .2rem 0 .6rem; }
h1 small { font-size: .9rem; color: var(--muted); font-weight: normal; }
h2 { font-size: 1.1rem; margin: 0 0 .6rem; }
h3 { font-size: 1rem; margin: 1rem 0 .4rem; }
code, pre { font-family: var(--mono); font-size: .85rem; }
.muted { color: var(--muted); }
.error { color: var(--bad); }

.top { display: flex; align-items: center; gap: 1.2rem; padding: .6rem 1.2rem; background: var(--card);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--text); }
.top nav { display: flex; gap: .2rem; flex: 1; flex-wrap: wrap; }
.top nav a { padding: .3rem .6rem; border-radius: 6px; color: var(--muted); }
.top nav a.on, .top nav a:hover { background: var(--accent-soft); color: var(--accent); text-decoration: none; }
.badge { background: var(--bad); color: #fff; border-radius: 9px; padding: 0 .45rem; font-size: .75rem; }
main { max-width: 1400px; margin: 0 auto; padding: 1.2rem; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1rem 1.2rem; margin-bottom: 1rem; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 1rem; align-items: start; }
.grid-side { display: grid; grid-template-columns: 320px 1fr; gap: 1rem; align-items: start; }
@media (max-width: 800px) { .grid2, .grid-side { grid-template-columns: 1fr; } }
.row { display: flex; align-items: center; justify-content: space-between; gap: .8rem; flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: .7rem; }
.flash { background: var(--accent-soft); border: 1px solid var(--accent); padding: .6rem 1rem; border-radius: 8px; margin-bottom: 1rem; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .45rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: .8rem; color: var(--muted); font-weight: 600; }
table.compact td { padding: .3rem .4rem; font-size: .88rem; }
td.clip { max-width: 380px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

button, .button { font: inherit; background: var(--accent); color: #fff; border: 0; border-radius: 7px;
  padding: .4rem .9rem; cursor: pointer; display: inline-block; }
.button:hover { text-decoration: none; filter: brightness(1.08); }
button:disabled { opacity: .45; cursor: not-allowed; }
button.danger { background: var(--bad); }
button.link { background: none; color: var(--accent); padding: 0; }
input, select, textarea { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line);
  border-radius: 7px; padding: .4rem .55rem; }
textarea { width: 100%; resize: vertical; }
label { display: flex; flex-direction: column; gap: .2rem; font-size: .9rem; }
label.check { flex-direction: row; align-items: center; gap: .3rem; }
form.inline { display: inline-flex; gap: .5rem; align-items: flex-end; flex-wrap: wrap; margin: 0 1rem .3rem 0; }
form.inline label { flex-direction: row; align-items: center; gap: .3rem; }
.actions { display: flex; flex-wrap: wrap; align-items: flex-end; }

.pills { list-style: none; padding: 0; margin: 0 0 .5rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.pills li { padding: .2rem .7rem; border-radius: 99px; font-size: .88rem; }
.pills .good { background: var(--good-soft); color: var(--good); }
.pills .bad { background: var(--bad-soft); color: var(--bad); }
.tag { background: var(--bad-soft); color: var(--bad); padding: 0 .4rem; border-radius: 5px; margin-right: .3rem; font-size: .85rem; }
.st { font-size: .8rem; padding: .05rem .45rem; border-radius: 5px; background: var(--line); white-space: nowrap; }
.st-ok, .st-approved, .st-ready, .st-accepted { background: var(--good-soft); color: var(--good); }
.st-failed, .st-error, .st-rejected, .st-lost { background: var(--bad-soft); color: var(--bad); }
.st-needs_review, .st-warning, .st-pending, .st-building, .st-running { background: var(--warn-soft); color: var(--warn); }

.tabs { display: flex; gap: .3rem; margin: 1rem 0 .8rem; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tabs a { padding: .45rem .9rem; color: var(--muted); border-bottom: 2px solid transparent; }
.tabs a.on { color: var(--accent); border-color: var(--accent); }
pre.code { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: .7rem; overflow: auto;
  max-height: 520px; white-space: pre-wrap; word-break: break-word; margin: .4rem 0; }
pre.log { max-height: 75vh; }
.files { list-style: none; padding: 0; margin: 0; }
.files li { padding: .15rem 0; font-size: .88rem; }
.files li.on a { font-weight: 700; }
.approval { border-bottom: 1px solid var(--line); padding: .4rem 0; }
.summary-text { white-space: pre-wrap; }
.page-preview p { margin: .3rem 0 .7rem; }

.chat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; display: flex; flex-direction: column; }
.chat-log { min-height: 260px; max-height: 62vh; overflow-y: auto; padding: .8rem 1rem; }
.chat-form { border-top: 1px solid var(--line); padding: .7rem 1rem; }
.chat-form .row { margin-top: .4rem; }
.chat-pending { padding: 0 1rem; }
.chat-pending .pending { border-color: var(--warn); background: var(--warn-soft); }
.chat-pending button { margin-right: .5rem; }
.ev { margin: .5rem 0; }
.ev .who { font-size: .75rem; color: var(--muted); display: block; }
.ev-user .txt { background: var(--accent-soft); padding: .45rem .7rem; border-radius: 8px; white-space: pre-wrap; display: inline-block; }
.ev-assistant .md p { margin: .2rem 0 .5rem; }
.ev-tool, .ev-decision, .ev-info, .ev-result { font-size: .82rem; color: var(--muted); font-family: var(--mono); }
.ev-tool .who, .ev-decision .who, .ev-result .who { display: inline; margin-right: .4rem; }
.ev-result .txt { white-space: pre-wrap; max-height: 8rem; overflow: hidden; }
.ev-tool_error, .ev-error { color: var(--bad); font-size: .85rem; }

body.login { display: grid; place-items: center; min-height: 100vh; }
.login-card { width: min(380px, 92vw); display: flex; flex-direction: column; gap: .8rem; }