/* c2-lab web panel —— 零依赖、离线可用 */
:root {
  --bg: #0b0e12;
  --bg2: #11151b;
  --bg3: #171d25;
  --line: #232b36;
  --fg: #d6dde6;
  --fg-dim: #8a97a6;
  --acc: #4ea1ff;
  --ok: #3fd68b;
  --warn: #f0b64a;
  --err: #ff5f6d;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "Courier New", monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg); color: var(--fg);
  font: 14px/1.5 system-ui, "Segoe UI", "Microsoft YaHei", sans-serif;
  overflow: hidden;
}
.hidden { display: none !important; }
button { cursor: pointer; font: inherit; }
input, select { font: inherit; }

button, input, select {
  background: var(--bg3); color: var(--fg);
  border: 1px solid var(--line); border-radius: 6px; padding: 7px 10px;
}
button { background: #1d2530; }
button:hover { border-color: var(--acc); }
button.ghost { background: transparent; padding: 5px 9px; color: var(--fg-dim); }
button.danger:hover { border-color: var(--err); color: var(--err); }
input:focus, select:focus { outline: none; border-color: var(--acc); }

/* ---------- 登录 ---------- */
.login-wrap { height: 100%; display: grid; place-items: center; }
.login-card {
  width: 330px; padding: 28px; background: var(--bg2);
  border: 1px solid var(--line); border-radius: 12px;
  display: flex; flex-direction: column; gap: 14px;
}
.login-card h1 { margin: 0 0 6px; font-size: 20px; letter-spacing: 2px; font-weight: 600; }
.login-card label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--fg-dim); }
.login-card button { background: var(--acc); color: #04121f; border: none; font-weight: 600; padding: 9px; }
.msg { min-height: 18px; margin: 0; font-size: 12px; color: var(--err); }

/* ---------- 布局 ---------- */
.app { display: grid; grid-template-columns: 320px 1fr; height: 100%; }
.sidebar {
  background: var(--bg2); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; min-height: 0;
}
.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }

.brand {
  display: flex; align-items: center; gap: 8px; padding: 12px 14px;
  border-bottom: 1px solid var(--line); font-weight: 600; letter-spacing: 1px;
}
.brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--err); }
.brand .dot.on { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.brand button { margin-left: auto; }

.stat-row {
  display: flex; gap: 6px; padding: 10px 12px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
}
.stat {
  background: var(--bg3); border: 1px solid var(--line); border-radius: 6px;
  padding: 4px 8px; font-size: 11px; color: var(--fg-dim);
}
.stat b { color: var(--fg); font-size: 13px; margin-left: 4px; }

.filters { display: flex; gap: 6px; padding: 10px 12px; }
.filters input { flex: 1; }

.sessions { flex: 1; overflow-y: auto; padding: 0 8px 8px; min-height: 0; }
.sess {
  padding: 9px 10px; border: 1px solid transparent; border-radius: 8px;
  margin-bottom: 4px; cursor: pointer;
}
.sess:hover { background: var(--bg3); }
.sess.active { background: var(--bg3); border-color: var(--acc); }
.sess .l1 { display: flex; align-items: center; gap: 6px; font-weight: 600; }
.sess .l1 .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sess .l2 { font-size: 11px; color: var(--fg-dim); font-family: var(--mono); margin-top: 3px; }
.pill {
  font-size: 10px; padding: 1px 5px; border-radius: 4px;
  background: #24303d; color: var(--fg-dim);
}
.pill.on { background: #123a26; color: var(--ok); }
.pill.off { background: #3a1a1e; color: var(--err); }
.pill.pend { background: #3a3212; color: var(--warn); }

.tabs { display: flex; border-top: 1px solid var(--line); }
.tabs .tab { flex: 1; border: none; border-radius: 0; background: transparent; color: var(--fg-dim); padding: 11px 0; }
.tabs .tab.active { color: var(--acc); box-shadow: inset 0 -2px 0 var(--acc); }

/* ---------- 会话头 ---------- */
.session-head {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--bg2);
}
.sh-left { min-width: 0; flex: 1; }
.session-head h2 { margin: 0 0 4px; font-size: 16px; }
.sh-meta { font-size: 11px; color: var(--fg-dim); font-family: var(--mono); word-break: break-all; }
.sh-right { display: flex; gap: 6px; flex-shrink: 0; }

.panel { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.panel.hidden { display: none; }
.pad { padding: 16px; overflow-y: auto; }

/* ---------- 终端 ---------- */
.output {
  flex: 1; overflow-y: auto; padding: 14px 16px;
  font-family: var(--mono); font-size: 12.5px; white-space: pre-wrap; word-break: break-word;
}
.entry { margin-bottom: 14px; border-left: 2px solid var(--line); padding-left: 10px; }
.entry .hdr { color: var(--fg-dim); font-size: 11px; margin-bottom: 4px; }
.entry .hdr .c { color: var(--acc); }
.entry.ok { border-left-color: var(--ok); }
.entry.err { border-left-color: var(--err); }
.entry .body { color: var(--fg); }
.entry .body.err { color: var(--err); }
.entry .body.dim { color: var(--fg-dim); }

.cmd-row { display: flex; gap: 8px; padding: 10px 16px; border-top: 1px solid var(--line); background: var(--bg2); }
.cmd-row select { width: 130px; }
.cmd-row input { flex: 1; font-family: var(--mono); }
.cmd-row button { background: var(--acc); color: #04121f; border: none; font-weight: 600; }
.cmd-hints { display: flex; gap: 8px; padding: 0 16px 12px; background: var(--bg2); flex-wrap: wrap; }
.hint { font-size: 11px; color: var(--fg-dim); border: 1px solid var(--line); border-radius: 4px; padding: 2px 7px; cursor: pointer; }
.hint:hover { color: var(--acc); border-color: var(--acc); }

/* ---------- 列表/表单 ---------- */
h3 { margin: 16px 0 8px; font-size: 13px; color: var(--fg-dim); font-weight: 600; }
.list { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.item { padding: 9px 12px; border-bottom: 1px solid var(--line); display: flex; gap: 10px; align-items: center; }
.item:last-child { border-bottom: none; }
.item .grow { flex: 1; min-width: 0; }
.item .name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item .sub { font-size: 11px; color: var(--fg-dim); font-family: var(--mono); }
.empty { padding: 14px; color: var(--fg-dim); font-size: 12px; text-align: center; }

.row-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row-form input[type=text], .row-form input[type=password] { flex: 1; min-width: 160px; }

.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.grid-form label { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--fg-dim); }
.grid-form label.check { flex-direction: row; align-items: center; }
.grid-form button { grid-column: 1 / -1; background: var(--acc); color: #04121f; border: none; font-weight: 600; padding: 10px; }
.build-out { margin-top: 14px; font-family: var(--mono); font-size: 12px; white-space: pre-wrap; color: var(--fg-dim); }
.build-out pre { background: var(--bg3); border: 1px solid var(--line); border-radius: 6px; padding: 10px; overflow-x: auto; }

.toast {
  position: fixed; right: 18px; bottom: 18px; z-index: 50;
  background: var(--bg3); border: 1px solid var(--line); border-left: 3px solid var(--acc);
  border-radius: 8px; padding: 10px 14px; font-size: 12.5px; max-width: 380px;
  box-shadow: 0 8px 24px rgba(0,0,0,.5);
}
.toast.err { border-left-color: var(--err); }
.toast.ok { border-left-color: var(--ok); }