*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0f0f14;
  --bg2: #1a1a24;
  --bg3: #24243a;
  --border: #2a2a44;
  --amber: #f5a623;
  --amber-dim: #b8860b;
  --amber-glow: rgba(245, 166, 35, 0.15);
  --text: #e0dcd0;
  --text-dim: #8a8678;
  --green: #4ade80;
  --red: #f87171;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,0.4);
}
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  overflow: hidden;
}
#app { display: flex; height: 100vh; }

/* Sidebar */
#sidebar {
  width: 240px;
  min-width: 240px;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 0;
}
.sidebar-header {
  padding: 24px 20px 16px;
  border-bottom: 1px solid var(--border);
}
.sidebar-header h1 { font-size: 16px; color: var(--amber); letter-spacing: -0.3px; }
.sidebar-header .subtitle { font-size: 11px; color: var(--text-dim); margin-top: 2px; }
nav { flex: 1; padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; }
nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px;
  font-size: 13px; color: var(--text-dim); text-decoration: none;
  transition: all 0.15s;
}
nav a:hover { background: var(--bg3); color: var(--text); }
nav a.active { background: var(--amber-glow); color: var(--amber); font-weight: 600; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid var(--border); }
.sidebar-footer .version { font-size: 11px; color: var(--text-dim); }

/* Content */
#content { flex: 1; overflow-y: auto; padding: 24px 28px; }
.page { display: none; }
.page.active { display: block; }

/* Cards */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.card h2 { font-size: 14px; font-weight: 600; margin-bottom: 12px; color: var(--text); }
.card p { font-size: 13px; color: var(--text-dim); line-height: 1.6; }

/* Status Grid */
.status-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.agent-card { padding: 20px; }
.agent-card .agent-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.agent-card .agent-name { font-size: 16px; font-weight: 700; }
.agent-card .agent-badge {
  font-size: 11px; padding: 3px 10px; border-radius: 20px;
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
}
.agent-badge.online { background: rgba(74,222,128,0.15); color: var(--green); }
.agent-badge.offline { background: rgba(248,113,113,0.15); color: var(--red); }
.stat-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 13px; border-bottom: 1px solid var(--border); }
.stat-row:last-child { border-bottom: none; }
.stat-label { color: var(--text-dim); }
.stat-value { color: var(--text); font-weight: 500; font-family: monospace; font-size: 12px; }

/* Chat */
.chat-container { display: flex; flex-direction: column; height: calc(100vh - 48px); }
.chat-messages { flex: 1; overflow-y: auto; padding: 16px 0; display: flex; flex-direction: column; gap: 12px; }
.chat-msg {
  max-width: 80%; padding: 10px 14px; border-radius: 12px;
  font-size: 13px; line-height: 1.5; animation: fadeIn 0.2s;
}
.chat-msg.user { align-self: flex-end; background: var(--amber); color: #1a1a1a; border-bottom-right-radius: 4px; }
.chat-msg.assistant { align-self: flex-start; background: var(--bg3); color: var(--text); border-bottom-left-radius: 4px; }
.chat-msg.system { align-self: center; background: transparent; color: var(--text-dim); font-size: 11px; font-style: italic; }
.chat-msg .role-label { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; opacity: 0.7; }
.chat-msg.user .role-label { color: #1a1a1a; }
.chat-input-area {
  display: flex; gap: 8px; padding: 12px 0;
  border-top: 1px solid var(--border);
}
.chat-input-area textarea {
  flex: 1; padding: 10px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg2);
  color: var(--text); font-size: 13px; font-family: inherit;
  resize: none; min-height: 42px; max-height: 120px;
}
.chat-input-area textarea:focus { outline: none; border-color: var(--amber); }
.chat-input-area button {
  padding: 10px 20px; border-radius: 8px; border: none;
  background: var(--amber); color: #1a1a1a; font-weight: 600;
  font-size: 13px; cursor: pointer; transition: opacity 0.15s;
  white-space: nowrap; align-self: flex-end;
}
.chat-input-area button:hover { opacity: 0.9; }
.chat-input-area button:disabled { opacity: 0.4; cursor: not-allowed; }

/* Settings */
.settings-section { margin-bottom: 24px; }
.settings-section h3 { font-size: 13px; font-weight: 600; color: var(--amber); margin-bottom: 12px; }
.form-group { margin-bottom: 12px; }
.form-group label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 4px; font-weight: 500; }
.form-group select, .form-group input, .form-group textarea {
  width: 100%; padding: 8px 12px; border-radius: 6px;
  border: 1px solid var(--border); background: var(--bg);
  color: var(--text); font-size: 13px; font-family: inherit;
}
.form-group select:focus, .form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--amber);
}
.form-group textarea { min-height: 80px; font-family: monospace; font-size: 12px; resize: vertical; }
.btn {
  padding: 8px 16px; border-radius: 6px; border: none;
  font-size: 12px; font-weight: 600; cursor: pointer; transition: all 0.15s;
}
.btn-primary { background: var(--amber); color: #1a1a1a; }
.btn-primary:hover { opacity: 0.9; }
.btn-secondary { background: var(--bg3); color: var(--text); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: rgba(248,113,113,0.2); color: var(--red); }
.btn-danger:hover { background: rgba(248,113,113,0.3); }

/* Toast */
#toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  display: flex; flex-direction: column; gap: 8px;
}
.toast-item {
  padding: 12px 18px; border-radius: 8px; font-size: 13px;
  animation: slideIn 0.3s; box-shadow: var(--shadow);
}
.toast-item.success { background: rgba(74,222,128,0.15); border: 1px solid rgba(74,222,128,0.3); color: var(--green); }
.toast-item.error { background: rgba(248,113,113,0.15); border: 1px solid rgba(248,113,113,0.3); color: var(--red); }
.toast-item.info { background: rgba(96,165,250,0.15); border: 1px solid rgba(96,165,250,0.3); color: #60a5fa; }

/* Tabs */
.tabs { display: flex; gap: 4px; margin-bottom: 16px; }
.tab {
  padding: 8px 16px; border-radius: 6px; font-size: 12px; font-weight: 500;
  cursor: pointer; border: 1px solid var(--border); background: var(--bg);
  color: var(--text-dim); transition: all 0.15s;
}
.tab.active { background: var(--amber-glow); border-color: var(--amber); color: var(--amber); }
.tab:hover { border-color: var(--text-dim); }

/* Models list */
.model-list { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.model-chip {
  padding: 4px 10px; border-radius: 6px; font-size: 11px;
  background: var(--bg3); color: var(--text-dim); font-family: monospace;
}

/* Tables */
.data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th { text-align: left; padding: 8px 10px; color: var(--text-dim); font-weight: 500; border-bottom: 1px solid var(--border); }
.data-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); color: var(--text); }
.data-table tr:last-child td { border-bottom: none; }
.data-table code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 11px; }

/* Form rows */
.form-row { display: flex; gap: 12px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 160px; }

/* Skill toggles */
.skills-grid { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.skill-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 6px;
  background: var(--bg); border: 1px solid var(--border);
  font-size: 12px; color: var(--text-dim); cursor: pointer;
  transition: all 0.15s;
}
.skill-toggle.on { background: rgba(245,166,35,0.15); border-color: var(--amber); color: var(--amber); }
.skill-toggle input { display: none; }

/* Env grid */
.env-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }

/* Settings panels */
.settings-panel { display: none; }
.settings-panel.active { display: block; }

/* Small buttons */
.btn-sm { padding: 4px 10px; font-size: 11px; }

/* Animations */
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* Loading */
.loading { text-align: center; padding: 40px; color: var(--text-dim); font-size: 13px; }
.loading::after { content: '...'; animation: dots 1.5s infinite; }
@keyframes dots { 0%,20% { content: '.'; } 40% { content: '..'; } 60%,100% { content: '...'; } }