/* ── SEOkrates Admin Dashboard ── */
:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface-2: #1a1a24;
  --border: #2a2a38;
  --text: #e8e8f0;
  --text-muted: #8888a0;
  --gold: #d4a843;
  --gold-dim: #b8932e;
  --green: #4ade80;
  --red: #f87171;
  --blue: #60a5fa;
  --radius: 12px;
  --font: 'Inter', -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
}

/* ── Auth Gate ── */
.auth-gate {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(212,168,67,0.08) 0%, transparent 60%),
    var(--bg);
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  text-align: center;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.auth-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dim));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 800;
  color: var(--bg);
}

.auth-card h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.auth-card p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dim));
  border: none;
  border-radius: 10px;
  color: var(--bg);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,168,67,0.3);
}

.auth-error {
  margin-top: 16px;
  padding: 10px;
  background: rgba(248,113,113,0.1);
  border: 1px solid var(--red);
  border-radius: 8px;
  color: var(--red);
  font-size: 13px;
}

/* ── Top Nav ── */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dim));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: var(--bg);
}

.nav-title {
  font-size: 18px;
  font-weight: 700;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-email {
  color: var(--text-muted);
  font-size: 13px;
}

.btn-ghost {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font);
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ── Tabs ── */
.tab-bar {
  display: flex;
  gap: 4px;
  padding: 12px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.tab {
  padding: 8px 20px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font);
}

.tab:hover { color: var(--text); background: var(--surface-2); }
.tab.active { color: var(--gold); background: rgba(212,168,67,0.1); }

.tab-content { display: none; padding: 24px; }
.tab-content.active { display: block; }

/* ── Stat Cards ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.2s;
}

.stat-card:hover { border-color: var(--gold); }

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
}

/* ── Charts ── */
.chart-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
}

.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.chart-card h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
}

/* ── Tables ── */
.table-wrapper {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  font-weight: 600;
}

td {
  padding: 10px 16px;
  font-size: 13px;
  border-bottom: 1px solid rgba(42,42,56,0.5);
  white-space: nowrap;
}

tr:hover td { background: rgba(212,168,67,0.03); }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
}

.badge-pro { background: rgba(212,168,67,0.15); color: var(--gold); }
.badge-free { background: rgba(136,136,160,0.15); color: var(--text-muted); }
.badge-ok { background: rgba(74,222,128,0.15); color: var(--green); }
.badge-fail { background: rgba(248,113,113,0.15); color: var(--red); }

.url-cell {
  max-width: 250px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.score-bar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.score-bar-fill {
  width: 60px;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  overflow: hidden;
}

.score-bar-fill-inner {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s;
}

/* ── Loading ── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,10,15,0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 200;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ── Responsive ── */
@media (max-width: 768px) {
  .chart-row { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .top-nav { padding: 10px 16px; }
  .tab-bar { padding: 10px 16px; overflow-x: auto; }
  .tab-content { padding: 16px; }
  .nav-email { display: none; }
}

/* ── Admin Management ── */
.admins-section h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 16px;
}

.invite-form {
  display: flex;
  gap: 10px;
  align-items: center;
  max-width: 500px;
}

.input-field {
  flex: 1;
  padding: 10px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.2s;
}

.input-field:focus {
  border-color: var(--gold);
}

.btn-sm {
  padding: 10px 18px;
  font-size: 13px;
  white-space: nowrap;
}

.invite-feedback {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
}

.invite-feedback.success {
  background: rgba(74,222,128,0.1);
  border: 1px solid var(--green);
  color: var(--green);
}

.invite-feedback.error {
  background: rgba(248,113,113,0.1);
  border: 1px solid var(--red);
  color: var(--red);
}

.badge-owner {
  background: rgba(212,168,67,0.15);
  color: var(--gold);
}

.badge-admin {
  background: rgba(96,165,250,0.15);
  color: var(--blue);
}

.btn-danger {
  padding: 4px 12px;
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.3);
  border-radius: 6px;
  color: var(--red);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font);
}

.btn-danger:hover {
  background: rgba(248,113,113,0.2);
  border-color: var(--red);
}

/* ── Master Prompt Editor ── */
.prompt-section h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.prompt-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.prompt-editor-wrap {
  position: relative;
  margin-bottom: 12px;
}

.prompt-textarea {
  width: 100%;
  min-height: 380px;
  padding: 16px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 13px;
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  line-height: 1.65;
  resize: vertical;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.2s;
}

.prompt-textarea:focus {
  border-color: var(--gold);
}

.prompt-char-count {
  position: absolute;
  bottom: 10px;
  right: 14px;
  font-size: 11px;
  color: var(--text-muted);
  pointer-events: none;
}

.prompt-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.prompt-feedback {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
}

.prompt-feedback.success {
  background: rgba(74,222,128,0.1);
  border: 1px solid var(--green);
  color: var(--green);
}

.prompt-feedback.error {
  background: rgba(248,113,113,0.1);
  border: 1px solid var(--red);
  color: var(--red);
}