/* ── Variables ──────────────────────────────────────────���────────────────────── */
:root {
  --bg-primary:    #0d1117;
  --bg-secondary:  #161b22;
  --bg-tertiary:   #21262d;
  --bg-hover:      #30363d;
  --border:        #30363d;
  --border-muted:  #21262d;
  --text-primary:  #e6edf3;
  --text-secondary:#8b949e;
  --text-muted:    #6e7681;
  --accent:        #388bfd;
  --accent-hover:  #58a6ff;
  --danger:        #f85149;
  --danger-hover:  #ff7b72;
  --success:       #3fb950;
  --warning:       #d29922;
  --font-mono:     'Cascadia Code', 'Fira Code', 'Consolas', 'Monaco', monospace;
  --font-sans:     -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --radius:        6px;
  --radius-lg:     12px;
  --shadow:        0 1px 3px rgba(0,0,0,.4);
}

/* ── Reset ──────────────────��────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  background:  var(--bg-primary);
  color:       var(--text-primary);
  font-size:   14px;
  line-height: 1.5;
  min-height:  100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* ── Layout ───────────────────────────���──────────────────────────────────────── */
#app { display: flex; flex-direction: column; min-height: 100vh; }

/* Login screen */
#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.login-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow);
}

.login-card h1 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.login-card .subtitle {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 24px;
}

/* Main layout */
#main-layout {
  display: flex;
  flex: 1;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 16px 0;
  display: flex;
  flex-direction: column;
}

.sidebar-logo {
  padding: 0 16px 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

.sidebar-logo h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-logo span {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.sidebar-nav {
  flex: 1;
  padding: 8px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  border-radius: 0;
  transition: background 0.1s, color 0.1s;
  user-select: none;
}

.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active { background: var(--bg-hover); color: var(--accent); font-weight: 500; }
.nav-item .icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
}

.sidebar-user {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Content area */
.content {
  flex: 1;
  overflow-y: auto;
  padding: 32px;
  max-width: 1100px;
}

/* ── Typography ────────────────��─────────────────────────────────────────────── */
h1 { font-size: 22px; font-weight: 600; margin-bottom: 4px; }
h2 { font-size: 18px; font-weight: 600; margin-bottom: 16px; }
h3 { font-size: 15px; font-weight: 600; margin-bottom: 12px; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.page-title { font-size: 20px; font-weight: 600; }
.page-subtitle { color: var(--text-secondary); font-size: 13px; margin-top: 2px; }

/* ── Cards ───────────────────────────��─────────────────────────���─────────────── */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
  line-height: 1.2;
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* ── Forms ─────────────────────────────��─────────────────────────────��───────── */
.form-group { margin-bottom: 16px; }

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="password"],
select,
textarea {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font-sans);
  padding: 8px 12px;
  outline: none;
  transition: border-color 0.15s;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,139,253,.15);
}

select option { background: var(--bg-secondary); }

/* ── Buttons ───────────────────────────���─────────────────────��───────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s, opacity 0.1s;
  font-family: var(--font-sans);
  white-space: nowrap;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border);
}
.btn-secondary:hover:not(:disabled) { background: var(--bg-hover); }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}
.btn-danger:hover:not(:disabled) { background: var(--danger); color: #fff; }

.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ── Tables ─────────────────────────��─────────────────────────��──────────────── */
.table-wrap {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
}

thead { background: var(--bg-tertiary); }

th {
  padding: 10px 14px;
  text-align: left;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-muted);
  color: var(--text-primary);
  vertical-align: middle;
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-hover); }

/* ── Badges ──────────────────────────��───────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-sans);
  white-space: nowrap;
}

.badge-active, .badge-published  { background: rgba(63,185,80,.15); color: var(--success); }
.badge-suspended, .badge-revoked  { background: rgba(248,81,73,.15); color: var(--danger); }
.badge-pending, .badge-draft      { background: rgba(210,153,34,.15); color: var(--warning); }
.badge-root                       { background: rgba(248,81,73,.2);   color: var(--danger); font-weight: 700; }
.badge-admin                      { background: rgba(56,139,253,.15); color: var(--accent); }
.badge-developer                  { background: rgba(139,148,158,.15); color: var(--text-secondary); }

/* ── Alerts ──���───────────────────────────────���──────────────────────���────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 13px;
}

.alert-error   { background: rgba(248,81,73,.1);  border: 1px solid rgba(248,81,73,.3);  color: var(--danger);  }
.alert-success { background: rgba(63,185,80,.1);  border: 1px solid rgba(63,185,80,.3);  color: var(--success); }
.alert-info    { background: rgba(56,139,253,.1); border: 1px solid rgba(56,139,253,.3); color: var(--accent);  }
.alert-warning { background: rgba(210,153,34,.1); border: 1px solid rgba(210,153,34,.3); color: var(--warning); }

/* ── Modal ───────────────────────────���───────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 16px;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
}

.modal h3 { margin-bottom: 20px; }

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* ── Utilities ───────────────────────────���───────────────────────────────────── */
.hidden        { display: none !important; }
.text-muted    { color: var(--text-muted); }
.text-mono     { font-family: var(--font-mono); font-size: 12px; }
.text-danger   { color: var(--danger); }
.text-success  { color: var(--success); }

.flex          { display: flex; }
.flex-center   { display: flex; align-items: center; }
.gap-8         { gap: 8px; }
.gap-12        { gap: 12px; }
.mt-16         { margin-top: 16px; }
.mb-16         { margin-bottom: 16px; }

.pagination {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 16px;
  justify-content: flex-end;
}

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.empty-state .icon { font-size: 32px; margin-bottom: 12px; }
.empty-state p     { font-size: 14px; }

/* ─�� Key reveal ──────────���──────────────────────────────��────────────────────── */
.key-reveal {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  word-break: break-all;
  color: var(--success);
  margin-bottom: 12px;
}

/* ── Tabs ───────────────────────────────────────────────��────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.tab {
  padding: 10px 18px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.1s, border-color 0.1s;
}

.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }

/* ── Spinner ───────────────────────���───────────────────────────────────��─────── */
.spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }