:root {
  --bg: #0d0f14;
  --panel: #161a22;
  --panel-2: #1e232d;
  --border: #2a2f3a;
  --text: #e7e9ee;
  --muted: #8b93a3;
  --accent: #5b8def;
  --accent-hover: #4a78d6;
  --danger: #e5534b;
  --success: #3fb950;
  --warning: #d29922;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button { font-family: inherit; cursor: pointer; }
input {
  font-family: inherit;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 0.5rem 0.7rem;
  width: 100%;
}
label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; color: var(--muted); margin-bottom: 0.9rem; }

.btn {
  border-radius: 6px;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: white; }
.btn-ghost { background: transparent; }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }

/* Login */
.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2rem;
  width: 320px;
}
.login-box h1 { font-size: 1.2rem; margin: 0 0 1.3rem; }
.error-text { color: var(--danger); font-size: 0.85rem; }
.hint-text { color: var(--muted); font-size: 0.85rem; }

/* Shell */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 0.3rem;
}
.sidebar-brand { font-weight: 700; font-size: 0.95rem; padding: 0.5rem; margin-bottom: 0.8rem; }
.nav-item {
  text-align: left;
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 0.6rem 0.7rem;
  border-radius: 6px;
  font-size: 0.9rem;
}
.nav-item:hover, .nav-item.active { background: var(--panel-2); color: var(--text); }
.sidebar-spacer { flex: 1; }
.content { flex: 1; padding: 2rem; max-width: 1000px; }

.panel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.3rem; }
.panel-header h2 { margin: 0; font-size: 1.3rem; }

.card-list { display: flex; flex-direction: column; gap: 0.7rem; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.card-main { display: flex; flex-direction: column; gap: 0.2rem; }
.card-title { font-weight: 600; }
.card-sub { color: var(--muted); font-size: 0.82rem; }
.card-actions { display: flex; gap: 0.5rem; }

.badge {
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-active { background: rgba(63,185,80,0.15); color: var(--success); }
.badge-error { background: rgba(229,83,75,0.15); color: var(--danger); }
.badge-pending { background: rgba(210,153,34,0.15); color: var(--warning); }

.hint-box {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1.2rem;
}
.hint-box pre {
  background: var(--bg);
  padding: 0.6rem;
  border-radius: 6px;
  overflow-x: auto;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.78rem;
  user-select: all;
}

.form-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.3rem;
  max-width: 480px;
}
.form-box h3 { margin-top: 0; font-size: 1rem; }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center;
  z-index: 50;
  padding: 1rem;
}
.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  width: 100%;
  max-width: 520px;
  max-height: 85vh;
  overflow-y: auto;
}
.modal h3 { margin-top: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 0.6rem; margin-top: 1rem; }

/* Site detail */
.detail-section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.2rem;
  margin-bottom: 1rem;
}
.detail-section h3 { margin-top: 0; font-size: 0.95rem; }
.kv-grid { display: grid; grid-template-columns: 160px 1fr; gap: 0.5rem 1rem; font-size: 0.88rem; }
.kv-grid dt { color: var(--muted); }
.kv-grid dd { margin: 0; }

.log-box {
  background: #05060a;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.9rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  max-height: 320px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

table.users-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
table.users-table th, table.users-table td {
  text-align: left; padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--border);
}
table.users-table th { color: var(--muted); font-weight: 500; font-size: 0.78rem; text-transform: uppercase; }