/* ===== 基础主题（深色 · 紫）+ 布局 + 通用组件 ===== */
:root {
  --bg: #0a0912;
  --bg-panel: #12101c;
  --bg-elev: #181528;
  --bg-elev2: #1f1b31;
  --border: #2a2540;
  --border-soft: #221e35;
  --text: #ece9f7;
  --muted: #8f8aa8;
  --muted-2: #6b6684;
  --accent: #7c5cff;
  --accent-soft: rgba(124, 92, 255, 0.16);
  --accent-2: #a78bfa;
  --success: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 14px;
  line-height: 1.55;
  overflow: hidden;
}
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #2c2743; border-radius: 8px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: #3a3358; background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }

a { color: var(--accent-2); text-decoration: none; }
button { font: inherit; color: inherit; }
input, textarea, select { font: inherit; }

/* 布局 */
#app { display: grid; grid-template-columns: auto auto minmax(0, 1fr) auto; height: 100vh; }
#app.agent-hidden { grid-template-columns: auto auto minmax(0, 1fr); }

/* ===== 一级侧栏 ===== */
#rail {
  width: 56px; background: #0d0b16; border-right: 1px solid var(--border-soft);
  display: flex; flex-direction: column; align-items: center; padding: 12px 0; gap: 6px;
}
.rail-logo {
  width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, #7c5cff, #4f46e5);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 15px; margin-bottom: 10px;
  box-shadow: 0 4px 14px rgba(124, 92, 255, .45);
}
.rail-btn {
  width: 40px; height: 40px; border-radius: 10px; border: 0; background: transparent; color: var(--muted);
  display: grid; place-items: center; cursor: pointer;
}
.rail-btn:hover { background: var(--bg-elev); color: var(--text); }
.rail-btn.active { background: var(--accent-soft); color: var(--accent-2); }
.rail-spacer { flex: 1; }

/* ===== 项目资源面板 ===== */
#resources {
  width: 248px; background: var(--bg-panel); border-right: 1px solid var(--border-soft);
  display: flex; flex-direction: column; min-height: 0;
}
#app.panel-hidden #resources { display: none; }
.res-head { padding: 14px 14px 8px; display: flex; align-items: center; justify-content: space-between; }
.res-title { font-size: 12px; color: var(--muted-2); letter-spacing: 2px; }
.res-project {
  margin: 4px 12px 10px; padding: 12px; border: 1px solid var(--border-soft); border-radius: var(--radius);
  background: linear-gradient(180deg, #171429, #131120); cursor: pointer;
}
.res-project:hover { border-color: var(--border); }
.res-project .p-name { font-weight: 700; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.res-project .p-meta { color: var(--muted-2); font-size: 12px; margin-top: 4px; }
.res-nav { padding: 4px 8px; display: flex; flex-direction: column; gap: 2px; }
.res-nav-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: var(--radius-sm);
  color: var(--muted); cursor: pointer; border: 1px solid transparent;
}
.res-nav-item:hover { background: var(--bg-elev); color: var(--text); }
.res-nav-item.active { background: var(--accent-soft); color: var(--text); border-color: rgba(124,92,255,.35); }
.res-nav-item .count { margin-left: auto; font-size: 12px; color: var(--muted-2); }
.res-section { margin: 14px 14px 6px; font-size: 12px; color: var(--muted-2); display: flex; justify-content: space-between; align-items: center; }
.res-list { overflow: auto; padding: 0 8px 16px; min-height: 0; }
.res-item {
  display: flex; gap: 8px; align-items: center; padding: 7px 10px; border-radius: var(--radius-sm);
  color: var(--muted); cursor: pointer; font-size: 13px;
}
.res-item:hover { background: var(--bg-elev); color: var(--text); }
.res-item.active { background: var(--bg-elev2); color: var(--text); }
.res-item .idx { width: 22px; height: 22px; border-radius: 6px; background: var(--bg-elev2); display: grid; place-items: center; font-size: 11px; color: var(--muted); flex: none; }
.res-item .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.res-item .sub { margin-left: auto; font-size: 11px; color: var(--muted-2); flex: none; }

/* ===== 主区 ===== */
#main { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--bg); }
#topbar {
  height: 56px; flex: none; display: flex; align-items: center; gap: 12px; padding: 0 16px;
  border-bottom: 1px solid var(--border-soft); background: rgba(13, 11, 22, .8); backdrop-filter: blur(8px);
}
.tb-project { display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 6px 10px; border-radius: 10px; border: 1px solid var(--border-soft); background: var(--bg-panel); }
.tb-project:hover { border-color: var(--border); }
.tb-project .label { color: var(--muted-2); font-size: 11px; }
.tb-hint { margin-left: 8px; color: var(--muted-2); font-size: 12px; display: flex; align-items: center; gap: 6px; }
.tb-spacer { flex: 1; }
#view { flex: 1; overflow: auto; padding: 22px 26px 60px; min-height: 0; }

/* ===== 通用组件 ===== */
.btn {
  display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--bg-elev); color: var(--text); cursor: pointer;
  transition: .15s; font-size: 13px; white-space: nowrap;
}
.btn:hover { border-color: #3b3558; background: var(--bg-elev2); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(135deg, #7c5cff, #5b40e0); border-color: #7c5cff; color: #fff; box-shadow: 0 4px 16px rgba(124,92,255,.35); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { color: var(--text); background: var(--bg-elev); }
.btn.sm { padding: 5px 10px; font-size: 12px; border-radius: 8px; }
.btn.icon { padding: 7px; width: 34px; height: 34px; justify-content: center; }
.btn.danger:hover { border-color: var(--danger); color: var(--danger); }

.input, .textarea, .select {
  width: 100%; padding: 9px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: #0f0d1a; color: var(--text); outline: none; transition: .15s;
}
.input:focus, .textarea:focus, .select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(124,92,255,.15); }
.textarea { resize: vertical; min-height: 64px; line-height: 1.6; }
.field { margin-bottom: 12px; }
.field > label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }

.card { background: var(--bg-panel); border: 1px solid var(--border-soft); border-radius: var(--radius); }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.eyebrow { color: var(--accent-2); font-size: 11px; letter-spacing: 3px; font-weight: 700; text-transform: uppercase; }
.page-title { font-size: 30px; font-weight: 800; margin: 2px 0 4px; letter-spacing: .5px; }
.page-sub { color: var(--muted); font-size: 13px; }

.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 11px; background: var(--bg-elev2); color: var(--muted); border: 1px solid var(--border-soft); }
.badge.ok { color: var(--success); border-color: rgba(52,211,153,.3); background: rgba(52,211,153,.08); }
.badge.warn { color: var(--warn); border-color: rgba(251,191,36,.3); background: rgba(251,191,36,.08); }
.badge.run { color: var(--accent-2); border-color: rgba(124,92,255,.35); background: var(--accent-soft); }
.badge.err { color: var(--danger); border-color: rgba(248,113,113,.3); background: rgba(248,113,113,.08); }

.chip { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 8px; font-size: 12px; background: var(--bg-elev2); border: 1px solid var(--border); color: var(--text); }
.chip.scene { background: rgba(52,211,153,.1); border-color: rgba(52,211,153,.3); color: #6ee7b7; }
.chip.char { background: rgba(124,92,255,.12); border-color: rgba(124,92,255,.35); color: #c4b5fd; }
.chip .x { cursor: pointer; opacity: .6; }
.chip .x:hover { opacity: 1; }

.grid { display: grid; gap: 16px; }
.muted { color: var(--muted); }
.empty { padding: 44px 20px; text-align: center; color: var(--muted-2); border: 1px dashed var(--border); border-radius: var(--radius); }
.row { display: flex; align-items: center; gap: 10px; }
.spacer { flex: 1; }
.hr { height: 1px; background: var(--border-soft); margin: 14px 0; }
.hidden { display: none !important; }

/* ===== Toast / Modal ===== */
#toastRoot { position: fixed; right: 20px; bottom: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 999; }
.toast {
  background: var(--bg-elev2); border: 1px solid var(--border); border-left: 3px solid var(--accent);
  padding: 10px 14px; border-radius: 10px; box-shadow: var(--shadow); max-width: 380px; font-size: 13px;
  animation: slideIn .18s ease;
}
.toast.error { border-left-color: var(--danger); }
.toast.ok { border-left-color: var(--success); }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } }

#modalRoot:empty { display: none; }
.modal-mask { position: fixed; inset: 0; background: rgba(5,4,10,.65); backdrop-filter: blur(3px); display: grid; place-items: center; z-index: 900; }
.modal { width: min(560px, 92vw); max-height: 86vh; overflow: auto; background: var(--bg-panel); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); }
.modal-head { padding: 16px 20px 0; display: flex; align-items: center; justify-content: space-between; }
.modal-title { font-size: 17px; font-weight: 700; }
.modal-body { padding: 16px 20px 20px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 0 20px 20px; }

/* 图标 */
.ic { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.ic.sm { width: 14px; height: 14px; }