* { box-sizing: border-box; }
:root {
  --bg: #fafaf9;
  --bg-grad-1: #f5f5f4;
  --bg-grad-2: #ffffff;
  --fg: #0a0a0a;
  --fg-muted: #6b7280;
  --accent: #0a0a0a;
  --accent-fg: #ffffff;
  --border: #e7e5e4;
  --card: #ffffff;
  --tenant: #2563eb;
  --plan-pro: #16a34a;
  --plan-free: #6b7280;
  --plan-enterprise: #9333ea;
  --role-admin: #ea580c;
  --role-member: #64748b;
  --danger: #dc2626;
  --warn: #f59e0b;
  --warn-bg: #fef3c7;
  --mine: #fffbeb;
}
html, body { margin: 0; padding: 0; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color: var(--fg);
  background:
    radial-gradient(1200px 600px at 80% -10%, #e0e7ff 0%, transparent 50%),
    radial-gradient(900px 500px at -10% 100%, #fef3c7 0%, transparent 50%),
    var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Landing (login card) layout */
.landing {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}
.landing-inner {
  width: 100%;
  max-width: 440px;
}
.brand {
  text-align: center;
  margin-bottom: 1.6rem;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.brand-mark .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, #0a0a0a, #525252);
}
.landing h1 {
  font-size: 2.2rem;
  line-height: 1.15;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
  text-align: center;
}
.landing .sub {
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.95rem;
  margin: 0 0 1.6rem 0;
}

.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.6rem 1.5rem;
  box-shadow: 0 4px 24px -8px rgba(10, 10, 10, 0.08);
}
.auth-card .lead {
  font-size: 0.95rem;
  color: var(--fg-muted);
  margin: 0 0 1rem 0;
  text-align: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.06s ease, background 0.15s ease;
  font-family: inherit;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  color: var(--accent-fg);
  border-color: var(--accent);
}
.btn-primary:hover { background: #262626; }
.btn-secondary {
  background: var(--card);
  color: var(--fg);
  border-color: var(--border);
}
.btn-secondary:hover { background: #f5f5f4; }
.btn-link {
  background: transparent;
  border: none;
  color: var(--fg-muted);
  cursor: pointer;
  text-decoration: underline;
  font: inherit;
  padding: 0;
}
.btn-link:hover { color: var(--fg); }

.divider {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 1.2rem 0;
  color: var(--fg-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-card .signup-cta {
  text-align: center;
  font-size: 0.9rem;
  color: var(--fg-muted);
  margin-top: 1.2rem;
}
.auth-card .signup-cta a {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer {
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.78rem;
  margin-top: 1.4rem;
}
.footer code { background: #f5f5f4; padding: 0.05rem 0.35rem; border-radius: 4px; font-size: 0.72rem; }

/* Signup form */
.signup-card label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin: 0.6rem 0 0.3rem 0;
  color: var(--fg);
}
.signup-card input, .signup-card select {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--card);
}
.signup-card input:focus, .signup-card select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(10,10,10,0.08);
}
.err { color: var(--danger); font-size: 0.85rem; margin-top: 0.5rem; }
.success-msg { color: #15803d; font-size: 0.85rem; margin-top: 0.5rem; }

/* App view (after login) */
.app-shell {
  max-width: 920px;
  margin: 0 auto;
  padding: 2rem 1.2rem 4rem;
}
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.8rem;
}
.app-header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}
.app-header .meta {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-top: 0.3rem;
}
.app-header .meta code { background: #f5f5f4; padding: 0.05rem 0.35rem; border-radius: 4px; font-size: 0.72rem; }

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.3rem;
  margin-bottom: 1.4rem;
}
.panel-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 0.9rem;
}
.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.badge-tenant { background: #dbeafe; color: #1e3a8a; }
.badge-plan-pro { background: #dcfce7; color: #166534; }
.badge-plan-free { background: #e5e7eb; color: #374151; }
.badge-plan-enterprise { background: #f3e8ff; color: #6b21a8; }
.badge-role-admin { background: #ffedd5; color: #9a3412; }
.badge-role-member { background: #e2e8f0; color: #475569; }
.badge-danger { background: #fee2e2; color: #991b1b; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.6rem 0.7rem; font-size: 0.9rem; border-bottom: 1px solid var(--border); }
th { font-weight: 500; color: var(--fg-muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; }
tr.row-mine td { background: var(--mine); }
tr:last-child td { border-bottom: none; }

.row-actions { white-space: nowrap; text-align: right; }
.row-actions .btn { padding: 0.3rem 0.7rem; width: auto; font-size: 0.82rem; }
.btn-danger {
  background: var(--card);
  color: var(--danger);
  border-color: #fecaca;
}
.btn-danger:hover { background: #fef2f2; }

.new-form {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border);
}
.new-form .row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.new-form input, .new-form select {
  flex: 1;
  min-width: 140px;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
}
.new-form .btn { width: auto; flex: 0 0 auto; }

.temp-pw-banner {
  background: var(--warn-bg);
  border: 1px solid var(--warn);
  padding: 0.8rem 0.9rem;
  border-radius: 8px;
  margin-top: 0.8rem;
  font-size: 0.88rem;
}
.temp-pw-banner code {
  background: var(--card);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

.top-bar {
  display: flex;
  gap: 0.4rem;
}
.top-bar .btn { padding: 0.45rem 0.85rem; width: auto; font-size: 0.85rem; }