:root {
  --bg: #0b0f17;
  --bg-gradient: radial-gradient(circle at 10% 10%, #1a2440 0%, var(--bg) 45%);
  --panel: #121a27;
  --panel-2: #182235;
  --text: #e7ecf5;
  --muted: #9cb1d1;
  --accent: #6ea8fe;
  --accent-2: #8b5cf6;
  --danger: #ef4444;
  --ok: #10b981;
  --border: #24334d;
  --sidebar-bg: rgba(10, 14, 22, 0.9);
  --input-bg: #0e1522;
  --card-bg: linear-gradient(180deg, rgba(24,34,53,0.7), rgba(17,23,35,0.7));
  --soft-bg: rgba(9, 14, 24, 0.75);
  --chat-bg: rgba(8, 12, 18, 0.8);
  --project-card-bg: rgba(11, 18, 30, 0.8);
}

html[data-theme="light"] {
  --bg: #eef3fb;
  --bg-gradient: radial-gradient(circle at 10% 10%, #ffffff 0%, #eef3fb 55%);
  --panel: #f8fbff;
  --panel-2: #edf4ff;
  --text: #18243a;
  --muted: #506180;
  --accent: #3b82f6;
  --accent-2: #7c3aed;
  --border: #cfdced;
  --sidebar-bg: rgba(255, 255, 255, 0.9);
  --input-bg: #ffffff;
  --card-bg: linear-gradient(180deg, #ffffff, #f7fbff);
  --soft-bg: #ffffff;
  --chat-bg: #ffffff;
  --project-card-bg: #ffffff;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg-gradient);
  color: var(--text);
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.sidebar {
  border-right: 1px solid var(--border);
  padding: 20px;
  background: var(--sidebar-bg);
}

.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.logo {
  width: 40px; height: 40px; border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  font-weight: 700;
}
.brand-title { font-weight: 700; }
.brand-subtitle { color: var(--muted); font-size: 12px; }

.nav { display: grid; gap: 8px; }
.nav-item {
  text-align: left;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  cursor: pointer;
}
.nav-item.active { background: var(--panel-2); border-color: var(--accent); }

.soon-block {
  margin-top: 20px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 12px;
}
.soon-title { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.soon-list { margin-top: 6px; color: var(--muted); font-size: 13px; line-height: 1.4; }

.main { padding: 20px; }
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-bottom: 16px;
}
h1 { margin: 0 0 6px 0; font-size: 24px; }
#page-subtitle { margin: 0; color: var(--muted); }

.topbar-controls { display: flex; gap: 10px; align-items: center; }
.control { display: grid; gap: 6px; font-size: 12px; color: var(--muted); }
select, input, button, textarea {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 10px;
  background: var(--input-bg);
  color: var(--text);
}
button { cursor: pointer; }
button:hover { border-color: var(--accent); }

.outline-btn { background: transparent; }

.content { display: grid; gap: 14px; }
.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--card-bg);
  padding: 14px;
}
.card h2, .card h3 { margin-top: 0; }
.muted { color: var(--muted); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.button-row { display: flex; gap: 8px; flex-wrap: wrap; }

.chat-window {
  min-height: 160px;
  max-height: 240px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: var(--chat-bg);
}
.message { padding: 8px 10px; border-radius: 8px; margin-bottom: 8px; }
.message.ai { background: rgba(110, 168, 254, 0.12); }
.message.user { background: rgba(139, 92, 246, 0.13); }

.chat-input-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  color: var(--muted);
}
.result-box { border: 1px dashed var(--border); border-radius: 10px; padding: 10px; min-height: 80px; }

.project-list { display: grid; gap: 10px; }
.project-card {
  width: 100%;
  text-align: left;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: var(--project-card-bg);
}
.project-card.active { border-color: var(--accent); }
.project-title-row { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.project-title { font-weight: 700; }
.archive-pill {
  font-size: 11px;
  color: #0b1220;
  background: #f59e0b;
  border-radius: 999px;
  padding: 3px 8px;
}
.project-logline { margin: 7px 0; color: var(--muted); }
.project-meta { margin: 0; font-size: 13px; }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.tab-btn.active { border-color: var(--accent); background: var(--panel-2); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 10px;
}
.field {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
  background: var(--soft-bg);
}
.field-label { color: var(--muted); font-size: 12px; }
.field-value { margin-top: 4px; font-weight: 600; }
.hidden-value { opacity: 0.6; font-style: italic; }

.stack { display: grid; gap: 8px; }
.item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: var(--soft-bg);
}
.item-title { font-weight: 700; margin-bottom: 4px; }
.item-sub { color: var(--muted); font-size: 13px; }

.tag-row { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.tag {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.tag.ok { color: #9bf0d0; border-color: #1f7a5c; }
.tag.warn { color: #ffd89b; border-color: #9a6b1f; }
.tag.role { color: #c9b8ff; border-color: #5a3fb0; }

.role-pill {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0b0f17;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.muted-heading {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 14px 0 6px;
}

.admin-card { border-color: rgba(110, 168, 254, 0.5); }

.admin-only.hidden { display: none !important; }

.hidden { display: none !important; }

@media (max-width: 1080px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { border-right: none; border-bottom: 1px solid var(--border); }
  .grid-2, .panel-grid { grid-template-columns: 1fr; }
}