:root {
  --bg: #0f172a;
  --bg-card: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  min-height: 100vh;
  background:
    radial-gradient(1100px 600px at 12% -10%, rgba(99, 102, 241, 0.35), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(99, 102, 241, 0.2), transparent 55%),
    linear-gradient(160deg, #0f172a 0%, #161f3d 45%, #0b1120 100%);
  background-attachment: fixed;
  background-color: var(--bg);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 1.2rem; margin: 0; }

.user-nav { display: flex; align-items: center; gap: 1rem; }
.user-nav.hidden { display: none; }

#app { max-width: 960px; margin: 0 auto; padding: 1.5rem; }

.view { display: none; }
.view.active { display: block; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}

.card-narrow { max-width: 420px; margin: 3rem auto; }

h2 { margin-top: 0; font-size: 1.1rem; }

form label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

form input, form select {
  display: block;
  width: 100%;
  margin-top: 0.3rem;
  padding: 0.55rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  font-size: 0.95rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.checkbox-label input[type="checkbox"] {
  display: inline-block;
  width: auto;
  margin: 0;
}

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
}
.inline-form label { flex: 1 1 160px; margin-bottom: 0; }
.inline-form button { flex: 0 0 auto; height: fit-content; }

.btn {
  cursor: pointer;
  border: none;
  border-radius: 6px;
  padding: 0.6rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-secondary:hover { border-color: var(--text-dim); }
.btn-danger { background: var(--danger); color: white; }
.btn-small { padding: 0.35rem 0.7rem; font-size: 0.8rem; }

.form-error {
  color: var(--danger);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  min-height: 1em;
}
.form-success {
  color: var(--success);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}
.hidden { display: none !important; }

.link-row { text-align: center; margin-top: 1rem; }
.link-row a { color: var(--primary); text-decoration: none; font-size: 0.9rem; }
.link-row a:hover { text-decoration: underline; }

.hint { color: var(--text-dim); font-size: 0.85rem; }

.qr-wrap { text-align: center; margin: 1rem 0; }
.qr-wrap img {
  width: 200px;
  height: 200px;
  background: white;
  padding: 8px;
  border-radius: 6px;
}
code {
  background: #0f172a;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  font-size: 0.8rem;
  word-break: break-all;
}

.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  border-bottom: 2px solid transparent;
}
.tab-btn.active { color: var(--text); border-bottom-color: var(--primary); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.filters {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.filters label { flex: 1 1 140px; }

.requests-list { display: flex; flex-direction: column; gap: 0.75rem; }

.request-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.85rem 1rem;
  background: #17233a;
}

.request-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.request-icon { font-size: 1.1rem; }

.request-meta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: #334155;
  color: var(--text);
  font-size: 0.75rem;
}

.request-links a { color: var(--primary); font-size: 0.85rem; }
.request-comment, .request-admin-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 0.3rem;
}
.request-admin-note { font-style: italic; }

.request-admin-controls {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.6rem;
  align-items: center;
}
.request-admin-controls select,
.request-admin-controls input {
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: var(--text);
  font-size: 0.8rem;
}

.empty-state {
  color: var(--text-dim);
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem;
}

@media (max-width: 600px) {
  .inline-form { flex-direction: column; align-items: stretch; }
  .inline-form label { flex: none; }
}