:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #2a2f3a;
  --text: #e6e8ec;
  --muted: #99a0ad;
  --accent: #6c8cff;
  --accent-2: #8a6cff;
  --hot: #ff6b6b;
  --warm: #ffb454;
  --cooling: #6cb6ff;
  --cold: #5a6473;
  --good: #46c98b;
  --radius: 12px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

#app { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand h1 { font-size: 16px; margin: 0; }
.logo {
  font-size: 22px;
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
nav { display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  text-align: left;
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active { background: var(--panel-2); color: var(--text); font-weight: 600; }
.sidebar-foot { margin-top: auto; color: var(--muted); }

/* ── Main ────────────────────────────────────────────────── */
#main { flex: 1; padding: 28px 34px; max-width: 1200px; }
.view-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.view-head h2 { margin: 0; font-size: 22px; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border: none; color: white; font-weight: 600; }
.btn.primary:hover { opacity: 0.92; }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--hot); }
.btn.danger:hover { border-color: var(--hot); }
.btn.block { width: 100%; }
.btn.small { padding: 5px 10px; font-size: 12px; }

/* ── Cards / grid ────────────────────────────────────────── */
.grid { display: grid; gap: 16px; }
.stats-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin-bottom: 24px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 28px; font-weight: 700; margin-top: 4px; }
.two-col { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }
.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 0 0 12px; }

/* ── Warmth meter ────────────────────────────────────────── */
.warmth { display: flex; align-items: center; gap: 8px; }
.warmth-bar { flex: 1; height: 6px; background: var(--panel-2); border-radius: 4px; overflow: hidden; }
.warmth-fill { height: 100%; border-radius: 4px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.status-hot { color: var(--hot); } .bg-hot { background: var(--hot); }
.status-warm { color: var(--warm); } .bg-warm { background: var(--warm); }
.status-cooling { color: var(--cooling); } .bg-cooling { background: var(--cooling); }
.status-cold { color: var(--cold); } .bg-cold { background: var(--cold); }

/* ── List rows ───────────────────────────────────────────── */
.row {
  display: flex; align-items: center; gap: 14px;
  padding: 12px; border-radius: 10px; cursor: pointer;
  border: 1px solid transparent;
}
.row:hover { background: var(--panel-2); border-color: var(--border); }
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white; font-weight: 600; flex-shrink: 0;
}
.row .meta { flex: 1; min-width: 0; }
.row .name { font-weight: 600; }
.row .sub { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .warmth { width: 130px; flex-shrink: 0; }

/* ── Toolbar ─────────────────────────────────────────────── */
.toolbar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
input, select, textarea {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 11px;
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
.search { flex: 1; min-width: 180px; }

/* ── Tags / pills ────────────────────────────────────────── */
.pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--muted);
}
.pill.accent { color: var(--accent); border-color: var(--accent); }
.tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* ── Suggestions ─────────────────────────────────────────── */
.suggestion { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.suggestion:last-child { border-bottom: none; }
.suggestion .reason { color: var(--muted); font-size: 12px; }

/* ── Detail ──────────────────────────────────────────────── */
.detail-head { display: flex; gap: 18px; align-items: flex-start; margin-bottom: 20px; }
.detail-head .avatar { width: 64px; height: 64px; font-size: 24px; }
.detail-head h2 { margin: 0; }
.detail-head .role { color: var(--muted); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tab { background: transparent; border: none; color: var(--muted); padding: 10px 14px; cursor: pointer; border-bottom: 2px solid transparent; }
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.field-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); }
.field-row .k { color: var(--muted); }
.field-row a { color: var(--accent); text-decoration: none; }
.timeline-item { padding: 12px; border-left: 2px solid var(--border); margin-left: 6px; position: relative; }
.timeline-item::before { content: ""; position: absolute; left: -5px; top: 16px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.muted { color: var(--muted); }
.ai-box { background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 16px; white-space: pre-wrap; }
.rec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 12px 0; }

/* ── Forms ───────────────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid label, .form-full { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--muted); }
.form-full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-full input, .form-full textarea { color: var(--text); }

/* ── Modal ───────────────────────────────────────────────── */
.modal-host { position: fixed; inset: 0; z-index: 50; display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; }
.modal-host.hidden { display: none; }
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); }
.modal { position: relative; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; width: 100%; max-width: 640px; box-shadow: var(--shadow); }
.modal h3 { margin-top: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

/* ── Toast ───────────────────────────────────────────────── */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--panel-2); border: 1px solid var(--border); padding: 12px 18px; border-radius: 10px; box-shadow: var(--shadow); z-index: 60; }
.toast.hidden { display: none; }
.toast.error { border-color: var(--hot); }

.badge { font-size: 10px; padding: 2px 7px; border-radius: 999px; background: var(--panel-2); color: var(--muted); }
.badge.on { color: var(--good); border: 1px solid var(--good); }
.badge.off { color: var(--cold); border: 1px solid var(--cold); }
.empty { text-align: center; color: var(--muted); padding: 40px; }
.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.flex { display: flex; align-items: center; gap: 10px; }
.between { justify-content: space-between; }
.mt { margin-top: 16px; }
.mb { margin-bottom: 12px; }