:root {
  --bg: #0a1f14;
  --bg-elevated: #0f2a1c;
  --bg-elevated-2: #133422;
  --border: #1e4630;
  --green: #22c55e;
  --green-dim: #16a34a;
  --green-soft: rgba(34, 197, 94, 0.14);
  --text: #eefaf2;
  --text-muted: #8fb3a0;
  --white: #ffffff;
  --danger: #f87171;
  --font-ui: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
}

.hidden { display: none !important; }

.screen { min-height: 100vh; }
.screen.center { display: flex; align-items: center; justify-content: center; padding: 24px; }

.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Auth ---- */
.auth-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.auth-logo { width: 88px; height: auto; margin: 0 auto 8px; display: block; }
.auth-card h1 { font-size: 20px; margin: 0 0 4px; text-align: center; }
.auth-card label { font-size: 12px; color: var(--text-muted); margin-top: 6px; }
.auth-card input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
}
.auth-card button {
  margin-top: 14px;
  background: var(--green);
  color: #06170f;
  font-weight: 600;
  border: none;
  padding: 11px;
  border-radius: 8px;
  cursor: pointer;
}
.auth-card button:hover { background: var(--green-dim); }
.error { color: var(--danger); font-size: 13px; min-height: 18px; }
.muted { color: var(--text-muted); }

/* ---- App layout ---- */
#screen-app { display: flex; height: 100vh; }

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg-elevated);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 18px 12px;
}
.sidebar-brand img { width: 100%; max-width: 150px; display: block; margin: 0 auto 20px; }
.sidebar nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item {
  background: none;
  border: none;
  color: var(--text-muted);
  text-align: left;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.nav-item:hover { background: var(--bg-elevated-2); color: var(--text); }
.nav-item.active { background: var(--green-soft); color: var(--green); font-weight: 600; }
.sidebar-footer { display: flex; flex-direction: column; gap: 8px; padding-top: 12px; border-top: 1px solid var(--border); }
.link-btn { background: none; border: none; color: var(--green); cursor: pointer; text-align: left; padding: 0; font-size: 13px; }

main { flex: 1; padding: 28px 32px; overflow-y: auto; }
.tab { display: none; }
.tab.active { display: block; }
.tab-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
.tab-header h2 { margin: 0; font-size: 20px; }
.tab-header h3 { margin: 0; }

/* ---- Buttons ---- */
button { font-family: inherit; }
.btn-primary, .btn-secondary, .btn-danger {
  border: none; border-radius: 7px; padding: 8px 14px; cursor: pointer; font-size: 13px; font-weight: 500;
}
.btn-primary { background: var(--green); color: #06170f; }
.btn-primary:hover { background: var(--green-dim); }
.btn-secondary { background: var(--bg-elevated-2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--green); }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid rgba(248,113,113,0.4); }
.btn-danger:hover { background: rgba(248,113,113,0.1); }
.action-btn { background: none; border: 1px solid var(--border); color: var(--text-muted); border-radius: 6px; padding: 4px 9px; cursor: pointer; font-size: 12px; margin-right: 4px; }
.action-btn:hover { color: var(--text); border-color: var(--green); }

/* ---- Cards / forms ---- */
.card { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 10px; padding: 18px; margin: 18px 0; }
.card h3 { margin-top: 0; }
form { display: flex; flex-direction: column; gap: 8px; }
form input, form select, form textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 7px;
  font-size: 13px;
  font-family: inherit;
}
.inline-form { flex-direction: row; flex-wrap: wrap; align-items: center; }
.inline-form input, .inline-form select { flex: 1; min-width: 120px; }
.deploy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) { .deploy-grid { grid-template-columns: 1fr; } .sidebar { width: 72px; } .sidebar-brand img, .nav-item, #current-user, .link-btn { display: none; } }

/* ---- Tables ---- */
.data-table { width: 100%; border-collapse: collapse; margin-bottom: 4px; }
.data-table th { text-align: left; color: var(--text-muted); font-weight: 500; font-size: 12px; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.data-table td { padding: 9px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
.data-table tr:hover td { background: var(--bg-elevated); }
.table-scroll { overflow-x: auto; }

.status-pill { padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.status-up { background: var(--green-soft); color: var(--green); }
.status-down { background: rgba(248,113,113,0.12); color: var(--danger); }

.breadcrumb { font-family: var(--font-mono); font-size: 13px; color: var(--text-muted); }
.breadcrumb span { cursor: pointer; }
.breadcrumb span:hover { color: var(--green); }
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }

#file-editor-content, #db-query-input {
  width: 100%; min-height: 340px; background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 12px;
  font-family: var(--font-mono); font-size: 13px; resize: vertical;
}
#db-query-input { min-height: 80px; margin: 10px 0; }

.simple-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.simple-list li { padding: 8px 10px; border-radius: 7px; cursor: pointer; border: 1px solid transparent; font-size: 13px; }
.simple-list li:hover { background: var(--bg-elevated-2); }
.simple-list li.active { border-color: var(--green); color: var(--green); }
.db-layout { display: grid; grid-template-columns: 220px 1fr; gap: 24px; margin: 16px 0; }

.mono-block { font-family: var(--font-mono); font-size: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px; white-space: pre-wrap; max-height: 300px; overflow-y: auto; }

.toast {
  position: fixed; bottom: 20px; right: 20px; background: var(--bg-elevated-2);
  border: 1px solid var(--green); color: var(--text); padding: 12px 18px; border-radius: 9px;
  font-size: 13px; box-shadow: 0 8px 24px rgba(0,0,0,0.35); z-index: 999;
}
.toast.error { border-color: var(--danger); }