/* Kunden-Portal CSS — gleiche Design-Sprache wie Admin-Board */

:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-2: #f1f5f9;
  --border: #e2e8f0;
  --text: #0f172a;
  --text-muted: #64748b;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f172a;
    --surface: #1e293b;
    --surface-2: #334155;
    --border: #334155;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
  }
}
[data-theme="dark"] {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-2: #334155;
  --border: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.5;
}

/* ===== Layout ===== */
.portal-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: var(--shadow);
}
.portal-header .logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary);
}
.portal-header .header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.portal-header .user-name {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.portal-main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}

/* ===== Auth / Login ===== */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-md);
}
.auth-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.auth-card .subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ===== Cards ===== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
.card + .card { margin-top: 1rem; }
.card-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text);
}

/* ===== Lizenz-Karten ===== */
.license-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.license-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: box-shadow .15s, border-color .15s;
}
.license-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}
.license-card .key {
  font-family: monospace;
  font-size: 0.9rem;
  background: var(--surface-2);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
  word-break: break-all;
}
.license-card .meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* ===== Detail-View ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
@media (max-width: 560px) {
  .detail-grid { grid-template-columns: 1fr; }
}
.detail-item { display: flex; flex-direction: column; gap: 0.25rem; }
.detail-item.full { grid-column: 1 / -1; }
.detail-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-muted);
}
.detail-value { font-size: 0.9375rem; }

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef9c3; color: #92400e; }
.badge-secondary { background: var(--surface-2); color: var(--text-muted); }

/* ===== Forms ===== */
.form-group { display: flex; flex-direction: column; gap: 0.375rem; margin-bottom: 1rem; }
.form-label { font-size: 0.875rem; font-weight: 500; }
.form-control {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color .15s;
}
.form-control:focus { border-color: var(--primary); }
.form-text { font-size: 0.8125rem; color: var(--text-muted); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .15s, border-color .15s, opacity .15s;
  text-decoration: none;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--border); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-full { width: 100%; }
.btn-sm { padding: 0.3rem 0.65rem; font-size: 0.8125rem; }

/* ===== Divider ===== */
.divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1rem 0;
  color: var(--text-muted);
  font-size: 0.8125rem;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ===== Alert / Error ===== */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #86efac; }

/* ===== Passkey-Liste ===== */
.passkey-list { display: flex; flex-direction: column; gap: 0.5rem; }
.passkey-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.75rem;
  background: var(--surface-2);
  border-radius: var(--radius);
  font-size: 0.875rem;
}

/* ===== Nav-Tabs ===== */
.nav-tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}
.nav-tab {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.nav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ===== Page Header ===== */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.page-header h2 { font-size: 1.25rem; font-weight: 700; }
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}
.back-btn:hover { color: var(--primary); }

/* ===== Module Tags ===== */
.module-tags { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.module-tag {
  padding: 0.2rem 0.6rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 9999px;
  font-size: 0.75rem;
}