:root {
  --bg: #0f1419;
  --panel: #1a2332;
  --text: #e8eaed;
  --muted: #9aa7b2;
  --border: #2a3544;
  --accent: #3d8bfd;
  --danger: #dc3545;
  --ok: #28a745;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, sans-serif;
}
.hidden { display: none !important; }
.panel {
  max-width: 22rem;
  margin: 4rem auto;
  padding: 2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.panel h1 { margin: 0 0 1rem; font-size: 1.2rem; }
.hint { color: var(--muted); font-size: 0.85rem; line-height: 1.45; }
.error { color: var(--danger); font-size: 0.85rem; }
label { display: block; font-size: 0.85rem; margin-bottom: 0.75rem; }
input, select, textarea, button {
  font: inherit;
  color: var(--text);
}
input, select, textarea {
  width: 100%;
  padding: 0.5rem 0.65rem;
  margin-top: 0.35rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
}
button {
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
}
button.primary, #btn-admin-login, .section-head > button, form button[type="submit"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.back-link { display: block; margin-top: 1rem; color: var(--muted); }
.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.brand { font-weight: 600; margin-right: auto; }
.tabs { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.tab {
  background: transparent;
  border-color: transparent;
}
.tab.active { border-color: var(--accent); color: var(--accent); }
.topbar-actions { display: flex; gap: 0.75rem; align-items: center; }
.topbar-actions a { color: var(--muted); text-decoration: none; }
.content { padding: 1.25rem; max-width: 960px; margin: 0 auto; }
.section-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1rem;
}
.section-head h2 { margin: 0; flex: 1 1 100%; }
.inline-label { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; }
.inline-label select { width: auto; margin: 0; }
.card-list { display: grid; gap: 0.65rem; }
.card {
  padding: 0.85rem 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.card strong { margin-right: auto; }
.card .meta { color: var(--muted); font-size: 0.85rem; width: 100%; }
.card button.danger { color: var(--danger); border-color: var(--danger); background: transparent; }
.inline-form {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px dashed var(--border);
  border-radius: 8px;
  display: grid;
  gap: 0.65rem;
}
.report {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--panel);
  border-radius: 8px;
  overflow: auto;
  font-size: 0.85rem;
}
.status { color: var(--ok); font-size: 0.85rem; min-height: 1.2em; }
.file-btn {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  cursor: pointer;
}